WO2001064055A1 - Food or non-food product based on wheat extracts - Google Patents
Food or non-food product based on wheat extracts Download PDFInfo
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- WO2001064055A1 WO2001064055A1 PCT/FR2001/000545 FR0100545W WO0164055A1 WO 2001064055 A1 WO2001064055 A1 WO 2001064055A1 FR 0100545 W FR0100545 W FR 0100545W WO 0164055 A1 WO0164055 A1 WO 0164055A1
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- cream
- wheat
- extract
- wheat extract
- dessert
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23J—PROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS
- A23J3/00—Working-up of proteins for foodstuffs
- A23J3/14—Vegetable proteins
- A23J3/18—Vegetable proteins from wheat
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
- A23K10/37—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from waste material
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
- A23L7/00—Cereal-derived products; Malt products; Preparation or treatment thereof
- A23L7/10—Cereal-derived products
- A23L7/198—Dry unshaped finely divided cereal products, not provided for in groups A23L7/117 - A23L7/196 and A23L29/00, e.g. meal, flour, powder, dried cereal creams or extracts
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
- A23L9/00—Puddings; Cream substitutes; Preparation or treatment thereof
- A23L9/10—Puddings; Dry powder puddings
- A23L9/12—Ready-to-eat liquid or semi-liquid desserts, e.g. puddings, not to be mixed with liquids, e.g. water, milk
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
Definitions
- the resen.e invention relates to the development of an oro ⁇ uit based on a wheat extract ootenu by fine fractionation of the peripheral constituents of the grain of insul, this extract oevant possess rheological, fiimogenic and em isi fiants so ⁇ e allow to consider many applications both food and non-food.
- the present invention relates to a product commonly called “dessert cream”, the latter comprising an extract or adjuvant coming from the peripheral parts of wheat grains: “Wheat cream”.
- This finished product is stable and has the characteristics expected of a dessert cream: smoothness, thickness, thixotropic behavior. It offers a thick and slightly gelled texture, smooth and shiny. In addition, the product is consumable without additional aroma, thanks to the malted natural aroma brought by the "Wheat cream”.
- This product has a marked wheat taste, as well as a beige coloring, which clearly indicates its origin.
- compositions for example, of industrial dessert creams known from the prior art today require a complex formulation which combines purified starches from, but, from potatoes or wheat, with texture agents such as gum. of xanthan, guar flour, carouoe flour, carrageenans.
- a dessert cream as appreciated by consumers, must not only be thick, it must also have a rheological behavior which allows it to remain in the spoon without sagging, and thus maintain a kind of geiification, while keeping a thick liquid behavior.
- the present invention therefore aims to overcome the drawbacks of the compositions of the prior art by proposing an adjuvant which has the advantage of bringing together both the rheological characteristics of the original product in which it is incorporated and the traceability of the ingredients while providing additional nutritional value, in fact from the peripheral constituents of the wheat grain, which are the richest in nutrients.
- the product produced with the aid of the adjuvant provides essential components (vitamins, mineral salts, fibers) in addition to the technical and taste characteristics.
- the other advantage is to respond to associations of consumers who ask for natural products free of agents with this texture, the origin of which cannot be traced to the field, and who are looking for complex, elaborate products containing only raw materials. natural, even technological aids when necessary.
- the product, object of the invention makes it possible both to meet the demand for authentic products, directly derived from this agriculture, traced, and at the same time to meet the requirement of taste and that of nutrition.
- the product which is the subject of the invention is characterized in that it comprises a specific wheat extract, derived from the peripheral constituents of the wheat grain and from the walls or membranes of the albumen cells, conferring rheological properties. , film-forming and emulsifying, these properties making it possible to stabilize more or less complex compositions.
- a product comprising the extract which is the subject of the invention, it is produced from techniques for extracting constituents from grains of wheat, rye, barley or the like.
- starchy endosperm consisting of starchy endosperm (in which there are cells filled with starch granules dispersed in the middle of an orote matrix and whose cellulosic walls are barely visible), which millers call almond, and the aleurone layer, 80 to 35 of the weight of the grain.
- the almond constitutes the food reserve which the germ needs for its growth. It is it which is used for the production of flour. Proteins, which are poorly soluble, are designated by the generic term "gluten" and are essentially in the membranes or walls of the cells which surround the starch grains. These same membranes seem to be rich in pentosans.
- the envelopes of the seed and the fruit globalized under the term of pericarp, formed of 6 different tissues: epidermis of the nucella, seed coat or testa (envelope of the seed, tubular cells, cross cells, mesocarp and epicarp, i.e. 13 to 17% of the grain.
- the germ (3% of the grain) composed of an embryo (itself formed from the coleoptile, the gemmule, the radicle, the coleorhize and the cap) and the scutellum.
- the germ is very rich in essential fatty acids, vitamin E, and a large number of proteins and enzymes necessary for the start of the young plant.
- Table 1 below gives the indicative histological distribution of the main constituents of the wheat grain. (from P. Feillet: The grain of wheat):
- % G % of the constituent in the gra
- n% T % of the constituent in the ti ssu *% of the ti ssu in the grain.
- the separation takes place more at the level of the subcortical layers located at the periphery of the grain, and precisely the aleurone layer. They contain the enzymes capable of catabolizing the contents of the almond and synthesizing the products necessary for the development of the embryo. It obviously has an essential role in guiding the metabolism of the germinating grain. It contains, along with the germ, the most important nutrients.
- This aleurone layer was also called the “wonderful layer” as it contains interesting components and especially the group B vitamins, vitamin PP, mineral salts (phosphorus, magnesium, iron, ...), soluble proteins including the ammogram has a higher nutritional value than gluten, and a whole range of enzymatic activity.
- the pericarp is the envelope of the grain, it represents the majority of the bran. Its role is to protect all the vital constituents of the grain from attack exterior. It mainly consists of cellulose, this insoluble pentosan, ⁇ -glucans, and lignin.
- subcortical foundations can remain stuck together with fractions of starch. They are intended today for animal feed.
- the sounds generally separated into fine sounds and large sounds, according to their particle size and which consist for the most part of the peripheral layers rich in fibers (cellulose, lignin, beta giucanes, insoluble pentosanes). But the bran still contains starch, and soluble proteins (mostly from the aleurone layer).
- the refusals at the end of conversion and at the end of grinding i.e. the fractions which cannot be crushed into fine powder, come either from these envelopes of the almond cells, or from the subcortical foundations still associated with fragments of the pericarp.
- remoulage the remoulage bis containing more sub-cortical layers, and up to fragments of envelope, the white remouiage containing more cell wall of the almond.
- the extract used in the composition of the food or non-food product comes from a recovery of the molding residues which were generally intended for animal feed.
- Rewetting is usually in the form of a colored powder, unsuitable for making bread, and yet rich in protein.
- the confrontation of the milling process with knowledge on the structure of the grain of wheat has led to research on the side of the molding of the compounds likely to bring both rheological functionalities and nutritional qualities.
- the average grain size of the rewetting is around 300 ⁇ It is most often fragments of the pericarp from which the aleurone layer is not separated and rragme ⁇ ts de -'aloumer But, given the milling process, __ these are mixing products whose distribution is stat - St ⁇ ue.
- the rate of lipids, cellulose, sugars, proteins and pentosans allows to conclude that the contents of the molding are strongly centered on the aleurone layer, but also contain germ fractions.
- turboseparation makes it possible to enrich certain fractions with interstitial proteins (fine fractions rich in protein), others with starch granules and adherent proteins (fractions of intermediate particle size ⁇ cnes in starch) and isolate a third fraction consisting of large, substantially identical particles at starting material made of adherent proteins and undissociated starch granules.
- turboseparation process Given that the cost of the turboseparation process is relatively high (it amounts to approximately 4 Wh per kilogram of this displaced protein), the use of turboseparation on the re-molding presupposes a priori significant recovery of the fractions.
- the turboseparation of the molding Given the composition of this fraction, does not have the consequence of displacing proteins which can be used in bread-making, it finds its justification in the possibility of recovery of extracts or of constituents originating from molding.
- turboseparation is to modify the relationships between proteins, starch and insoluble fibers, as well as the quality of proteins and pentosans.
- the grinding is carried out so that 60. of the re-molding passes through a sieve of 80 ⁇ .
- three fractions are separated, as for a flour tuboseparation.
- the fine fraction gives the extract or the adjuvant which will be incorporated into the final product.
- the extract or the adjuvant constitutes the "Wheat cream".
- This "Wheat Cream” represents 45% of the total weight of the three fractions, its average particle size is less than 20 ⁇ .
- the distribution being as follows: 25% of the volume consists of particles smaller than 10 ⁇ , 60 ; of particles less than 20 ⁇ , 93- less than 50 ⁇ , 98% less than 80 ⁇ .
- composition of the "Wheat Cream” after turboseparation is as follows:
- the pentosans and the lipids which constitute the major part of the insoluble fibers see their respective percentage markedly decreased and, compared to the dry matter, their percentage is less than 25% and more precisely less than 20%, and preferably less than 17%.
- FIG. 1 illustrates a comparative aminogram between the extract chosen as a specific example ("Wheat cream”) and the conventional protein composition of a wheat grain.
- Wheat cream extract chosen as a specific example
- various histograms are represented between "Wheat cream”, wheat, flour, solubilized fractions and insoluble fractions.
- the particle size of the wheat molding fraction, depleted in insoluble fibers is between 10 and 40 u, more precisely between 15 and 30 ⁇ and preferably between 18 and 25 ⁇ .
- Vit Bl 2 mg 142 - RDA (Recommended Daily Allowance) Vit B2 0, 28 mg 17, 5c of RDA Vit B6 0, 48 mg 24 ; AJR Vit PP 10, 1 mg 56- AJR Vit B5 2.3 mg 38 AJR Vit B9 151 ⁇ g 75.5 - ⁇ es AJR Vit E: 42 m ⁇ 42- AJR
- a fine product such as in particular a "Wheat cream", incorporating the extract from the recovery of the molding, it therefore includes a turooseparee fraction which is presented under the shape of a very fine, slightly oily, light snow colored powder. It has original viscosity characteristics which allow, after dissolving in water and cooking, to produce a creamy product whose texture is similar to that of a dessert cream. The powder is very fine, there is a risk of lumps. The mixing must therefore be carried out fairly vigorously.
- fractions from the succession of snappers and converters are selected. Analytical work has shown that from sufficiently fine adjustments, it is possible to select fractions very rich in so-called solubia proteins while retaining a sufficient proportion of pentosans, which gives the product the expected characteristics, while modifying its taste.
- Aromas according to the finished product for example: natural: chocolate, coffee, praline, vanilla .
- a texture of pastry cream can be obtained by modifying the concentration of the Wheat Cream:
- the rheological and taste specificities of the wheat-based dessert cream have been studied. Wheat cream owes its behavior to the association between the solubile (majority) and insoluble proteins on the one hand, the pentosans and lipids on the other hand, and finally the starch. The deactivation of a single element is enough so that the finished product does not meet the rheological requirements. This is consistent with the structure of an industrial dessert cream made from specific ingredients.
- Wheat cream created by the combination of solubid proteins, pentosans and lipids, a transient biochemical network which provides the suspensoid and thixotropic properties sought in xanthan gum.
- the association with dairy proteins is synergistic.
- the extract incorporated into the finished product - in the example, the extract is in fact Wheat Cream - may be partly so and then only provide part of the rheological properties to the finished product. In this case, it is used in addition to traditional gelling products, in a proportion of between 1
- Wheat cream can be more precisely combined with extracts of milk proteins and extracts of soy proteins, and in some cases with vegetable fats, in order to further increase the synergy between the different components, and achieve a even smoother product.
- Wheat cream therefore has thickening characteristics dependent on the possibilities of chemical interaction (hydrogen bonds, hydrophobic bonds) provided by the solubied proteins of wheat. This therefore assumes a sufficient concentration of dry matter and combinations between hydrophilic and hydrophobic compounds, provided by amphoteric proteins.
- Wheat Cream is therefore first in sauces, binders, which combine the solubilization in water with that in oil and allow the stabilization of emulsions. Wheat cream can also be incorporated into forages.
- the extract resulting from recovery by a turboseparation process of the molding, or obtained by targeting fractions specific to release from snappers or converters, in particular from wheat can be used as a substitute for biodegradable polymers (coating, seed coating, microencapsulation of phytosanitary ...; and more generally all applications which require a texturing agent in chemical formulation
- the extract incorporated into the finished product plays a role of thickener and stabilizer.
- the invention as described above offers multiple advantages because the extract thus obtained has original characteristics which make it possible, for example to produce a dessert cream, under very simplified technical conditions, without the addition of additives.
- a combination with the classic aromas of dessert creams vanilla, chocolate, coffee 1 is perfectly possible.
- this extract gives it important dietary qualities.
- Industrial products are generally not sufficiently fiber-free, and this goose extract contains about 12 flora.
- this product is rich in vegetable proteins (around 17%), which complement those in milk. The nutritional value of the product is therefore much better than that of a classic dessert cream.
- the invention also relates to a wheat extract, coming from a targeted fraction leaving the crackers or converters containing at least 12- of total fibers and 13 of proteins and capable of providing the viscosity and thickening properties which make it possible to manufacture applications in thickened beverage, dessert cream, pastry cream, sauces and binders, at a concentration of between 3 and 9%.
- the present invention is not limited to the exemplary embodiments described and shown above, but that it encompasses all variants thereof.
- the wheat extract can be replaced by an extract from another cereal species.
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Abstract
Description
"Produit alimentaire ou non alimentaire à base d'extraits de blé " "Food or non-food product based on wheat extracts"
La resen.e invention est relative à l'élaboration d'un oroαuit a base d'un extrait de blé ootenu par fractionnement fin des constituants périphériques du grain de olé, cet extrait oevant posséder des caractères rhéologiques, fiimogènes et ém isi fiants afin αe permettre d'envisager de nombreuses applications tant alimentaires que non alimentaires.The resen.e invention relates to the development of an oroαuit based on a wheat extract ootenu by fine fractionation of the peripheral constituents of the grain of olé, this extract oevant possess rheological, fiimogenic and em isi fiants so αe allow to consider many applications both food and non-food.
Dans le cadre non limitatif d'une application dans le domaine alimentaire, la présente invention vise un produit communément appelé "crème dessert", celle-ci comportant un extrait ou adjuvant provenant des parties périphériques de grains de blé : "Crème de blé".In the non-limiting context of an application in the food sector, the present invention relates to a product commonly called "dessert cream", the latter comprising an extract or adjuvant coming from the peripheral parts of wheat grains: "Wheat cream".
Ce produit fini est stable et a les caractéristiques attendues d'une crème dessert : l'onctuosité, l'épaisseur, le comportement thixotrope. Il offre une texture épaisse et légèrement gélifiée, lisse et brillante. Par ailleurs, le produit est consommable sans arôme supplémentaire, grâce à l'arôme naturel malté apporté par la " Crème de blé ".This finished product is stable and has the characteristics expected of a dessert cream: smoothness, thickness, thixotropic behavior. It offers a thick and slightly gelled texture, smooth and shiny. In addition, the product is consumable without additional aroma, thanks to the malted natural aroma brought by the "Wheat cream".
Ce produit a un goût de blé marqué, ainsi qu'une coloration beige, qui indique bien son origine.This product has a marked wheat taste, as well as a beige coloring, which clearly indicates its origin.
Les compositions, par exemple, de crèmes dessert industrielles connues de l'art antérieur demandent aujourd'hui une formulation complexe qui associe des amidons purifiés à partir eu mais, de la pomme de terre ou du blé, à des agents de texture tels que gomme de xanthane, farine de guar, farine de carouoe, carraghénanes . En effet, une crème dessert, telle que l'apprécient les consommateurs, ne doit pas seulement être épaisse, elle doit aussi avoir un comportement rhéologique qui lui permet de rester dans la cuillère sans s'affaisser, et ainsi conserver une sorte de géiification, tout en gardant un comportement de liquide épais.The compositions, for example, of industrial dessert creams known from the prior art today require a complex formulation which combines purified starches from, but, from potatoes or wheat, with texture agents such as gum. of xanthan, guar flour, carouoe flour, carrageenans. Indeed, a dessert cream, as appreciated by consumers, must not only be thick, it must also have a rheological behavior which allows it to remain in the spoon without sagging, and thus maintain a kind of geiification, while keeping a thick liquid behavior.
C'est l'existence de la gomme Xanthane produite par un micrcorganisme, des carraghénanes extraits d'algues rouges soit originaires des côtes atlantiques, soit cultivées dans l'océan Pacifique, des farines de caroube, le caroubier étant cultivé dans le pourtour méditerranéen, des farines de guar, le guar provenant surtout du Pakistan et de l' Inde, qui a permis de proposer au consommateur cette texture très spécifique de la crème dessert actuellement conditionnée dans des pots qui contiennent entre 100 grammes et 1 kilogramme de produit.It is the existence of Xanthan gum produced by a microorganism, carrageenans extracted from red algae either originating from the Atlantic coasts or cultivated in the Pacific Ocean, carob flours, the carob tree being cultivated around the Mediterranean, guar flours, guar mainly from Pakistan and India, which has made it possible to offer the consumer this very specific texture of the dessert cream currently packaged in jars that contain between 100 grams and 1 kilogram of product.
Ces produits ont 1 'inconvénient de ne pas pouvoir être tracés étant donnée l'origine multiple des composants. Par ailleurs, ces produits hautement purifiés ont l'inconvénient de ne pas apporter de valeur nutritionnelle . Ils apportent une rhéologie, mais la valeur nutritionnelle est essentiellement apportée par le lait. La valeur nutritionnelle d'une crème dessert est donc celle du lait.These products have the disadvantage of not being able to be traced, given the multiple origin of the components. Furthermore, these highly purified products have the disadvantage of not providing any nutritional value. They provide rheology, but the nutritional value is mainly provided by milk. The nutritional value of a dessert cream is therefore that of milk.
La présente invention vise donc à pallier les inconvénients des compositions de l'art antérieur en proposant un adjuvant qui a l'avantage de rassembler à la fois les caractéristiques rhéologiques du produit d'origine dans lequel il est incorporé et la traçabilité des ingrédients tout en apportant en plus une valeur nutritionnelle, provenant en fait des constituants périphériques du grain de blé, qui sont les plus riches en nutriments. Le produit élaboré à l'aide de l'adjuvant apporte par lui-même des composants essentiels (vitamines, sels minéraux, fibres) en plus des caractéristiques techniques et gustatives.The present invention therefore aims to overcome the drawbacks of the compositions of the prior art by proposing an adjuvant which has the advantage of bringing together both the rheological characteristics of the original product in which it is incorporated and the traceability of the ingredients while providing additional nutritional value, in fact from the peripheral constituents of the wheat grain, which are the richest in nutrients. The product produced with the aid of the adjuvant provides essential components (vitamins, mineral salts, fibers) in addition to the technical and taste characteristics.
L'autre avantage est de répondre aux associations de consommateurs qui demandent des produits naturels exempts d'agents ce texture dont l'origine ne peut être tracées jusqu'au champ, et qui recherchent des produits complexes, élaborés, ne comportant que des matières premières naturelles, voire des auxiliaires technologiques lorsque c'est nécessaire.The other advantage is to respond to associations of consumers who ask for natural products free of agents with this texture, the origin of which cannot be traced to the field, and who are looking for complex, elaborate products containing only raw materials. natural, even technological aids when necessary.
Le produit, objet de l'invention, permet à la fois de répondre à la demande de produits authentiques, issus directement ce l'agriculture, tracés, et en même temps de répondre à l'exigence du goût et à celle de la nutrition.The product, object of the invention, makes it possible both to meet the demand for authentic products, directly derived from this agriculture, traced, and at the same time to meet the requirement of taste and that of nutrition.
A cet effet, le produit objet de l'invention, se caractérise en ce qu'il comporte un extrait spécifique de blé, issu des constituants périphériques du grain de blé et des parois ou membranes des cellules de l'albumen, conférant des propriétés rhéologiques, filmogènes et émulsifiantes , ces propriétés permettant de stabiliser des compositions plus ou moins complexes.To this end, the product which is the subject of the invention is characterized in that it comprises a specific wheat extract, derived from the peripheral constituents of the wheat grain and from the walls or membranes of the albumen cells, conferring rheological properties. , film-forming and emulsifying, these properties making it possible to stabilize more or less complex compositions.
Selon un mode préféré de réalisation d'un produit comportant l'extrait objet de l'invention, celui-ci est élaboré à partir de techniques d'extraction de constituants issus de grains de blé, de seigle, d'orge ou analogue.According to a preferred embodiment of a product comprising the extract which is the subject of the invention, it is produced from techniques for extracting constituents from grains of wheat, rye, barley or the like.
On rappelle qu'un grain de blé est formé de trois régions:Remember that a grain of wheat is made up of three regions:
- l'albumen constitué de l'albumen amylacé (dans lequel subsistent des cellules remplies de granules d'amidon dispersés au milieu d'une matrice orotéique et dont les parois cellulosiques sont peu visibles), que les meuniers appellent l'amande, et de la couche à aleurone, soit 80 à 35 du poids du grain. L'amande constitue la réserve alimentaire dont a besoin le germe pour sa croissance. C'est elle qui est utilisée pour la production de la farine. Les protéines, peu solubles, sont désignées selon le terme générique de " gluten " et sont essentiellement dans les membranes ou parois des cellules qui enveloppent les grains d'amidon. Ces mêmes membranes semblent riches en pentosanes .- endosperm consisting of starchy endosperm (in which there are cells filled with starch granules dispersed in the middle of an orote matrix and whose cellulosic walls are barely visible), which millers call almond, and the aleurone layer, 80 to 35 of the weight of the grain. The almond constitutes the food reserve which the germ needs for its growth. It is it which is used for the production of flour. Proteins, which are poorly soluble, are designated by the generic term "gluten" and are essentially in the membranes or walls of the cells which surround the starch grains. These same membranes seem to be rich in pentosans.
- les enveloppes de la graine et du fruit, globalisées sous le terme de péricarpe, formées de 6 tissus différents : épiderme du nucelle, tégument séminal ou testa (enveloppe de la grainej , cellules tubulaires, cellules croisées, mésocarpe et épicarpe, soit 13 à 17% du grain.- the envelopes of the seed and the fruit, globalized under the term of pericarp, formed of 6 different tissues: epidermis of the nucella, seed coat or testa (envelope of the seed, tubular cells, cross cells, mesocarp and epicarp, i.e. 13 to 17% of the grain.
- le germe ( 3 % du grain) composé d'un embryon (lui-même formé du coléoptile, de la gemmule, de la radicule, du coléorhize et de la coiffe) et du scutellum. Le germe est très riche en acides gras essentiels, en vitamine E, et en un grand nombre de protéines et d' enzymes nécessaires au démarrage de la jeune plante.- the germ (3% of the grain) composed of an embryo (itself formed from the coleoptile, the gemmule, the radicle, the coleorhize and the cap) and the scutellum. The germ is very rich in essential fatty acids, vitamin E, and a large number of proteins and enzymes necessary for the start of the young plant.
Dans le tableau 1 ci-dessous, on donne la distribution histologique indicative des principaux constituants du grain de blé. (d'après P. Feillet: Le grain de blé) : Table 1 below gives the indicative histological distribution of the main constituents of the wheat grain. (from P. Feillet: The grain of wheat):
% G = % du constituant dans l e gra n % T = % du consti tuan t dans l e ti ssu * % du ti ssu dans l e grain .% G =% of the constituent in the gra n% T =% of the constituent in the ti ssu *% of the ti ssu in the grain.
Dans le domaine de la meunerie, la séparation a davantage lieu au niveau des assises sous-corticales situées à la périphérie du grain, et précisément la couche à aleurone. Elles contiennent les enzymes capables de cataboliser les contenus de l'amande et de synthétiser les produits nécessaires au développement de l'embryon. Elle a manifestement un rôle essentiel dans l'orientation du métabolisme du grain en germination. Elle contient, avec le germe, les éléments nutritifs les plus importants. Cette couche à aleurone était aussi appelée la " couche merveilleuse " tant elle contient de composants intéressants et tout particulièrement les vitamines du groupe B, la vitamine PP, des sels minéraux (phosphore, magnésium, fer,...), des protéines solubles dont l' ammogramme a une valeur nutritionnelle supérieure à celle du gluten, et toute une gamme d'activité enzymatique.In the field of milling, the separation takes place more at the level of the subcortical layers located at the periphery of the grain, and precisely the aleurone layer. They contain the enzymes capable of catabolizing the contents of the almond and synthesizing the products necessary for the development of the embryo. It obviously has an essential role in guiding the metabolism of the germinating grain. It contains, along with the germ, the most important nutrients. This aleurone layer was also called the "wonderful layer" as it contains interesting components and especially the group B vitamins, vitamin PP, mineral salts (phosphorus, magnesium, iron, ...), soluble proteins including the ammogram has a higher nutritional value than gluten, and a whole range of enzymatic activity.
Le péricarpe est l'enveloppe du grain, il représente la partie majoritaire du son. Son rôle est de protéger l'ensemble des constituants vitaux du grain des agressions extérieures. Il est principalement constitue de cellulose, ce pentosane≤ insolubles, de β-glucanes, et de lignine.The pericarp is the envelope of the grain, it represents the majority of the bran. Its role is to protect all the vital constituents of the grain from attack exterior. It mainly consists of cellulose, this insoluble pentosan, β-glucans, and lignin.
Les metnooes ce la meunerie traditionnelles permettent de séparer un certain nombre de fractions u ble avec pour oo eccif de séparer d'un côte _ farine et de l'autre ce qui ne peut être valorise comme farine. Hors αe ia farine, laquelle est constituée αe fractions ce l'amande, on va trouver :The traditional flour milling methods allow a certain number of fractions to be separated with the objective of separating one side of flour and the other which cannot be valued as flour. Except αe ia flour, which consists of fractions this almond, we will find:
- le germe ; aujourd'hui valorise comme tel ou a l'origine d'ingrédients spécifiques.- germ ; today values as such or at the origin of specific ingredients.
- les remouiages qui regroupent a la fois les parois des cellules de l'albumen et des parties des assises sous- corticales, incluant également des fragments des enveloppes. Dans la fracture du péricarpe, lors du process meunier, des assises sous-corticales peuvent rester collées ainsi que des fractions d'amidon. Ils sont destines, aujourd'hui, a l'alimentation animale.- re-stirring which groups together the walls of the albumen cells and parts of the subcortical layers, also including fragments of the envelopes. In the fracture of the pericarp, during the milling process, subcortical foundations can remain stuck together with fractions of starch. They are intended today for animal feed.
Les sons, généralement sépares en fins sons et gros sons, en fonction de leur granulometrie et qui sont constitues en majeure partie des couches périphériques riches en fibres (cellulose, lignine, béta giucanes, pentosanes insolubles) . Mais le son contient toujours de l'amidon, et des protéines solubles (originaires surtout de la couche a aleurone) .The sounds, generally separated into fine sounds and large sounds, according to their particle size and which consist for the most part of the peripheral layers rich in fibers (cellulose, lignin, beta giucanes, insoluble pentosanes). But the bran still contains starch, and soluble proteins (mostly from the aleurone layer).
Dans le process meunier traditionnel, on favorise l'extraction de la farine. Les broyeurs fractionnent le ble en fragments de plus en plus fins, et les "planschisters" permettent ce séparer les fractions selon leur taille. La souplesse eu péricarpe confrontée a la fπabilitee de l'amande, permet αe séparer des morceaux ce grande taille et plats (le son) de fractions petites et moins aplaties (les semoules, . Les • convertisseurs et les claqueurs écrasent les semoules de l'amande pour les convertir en farine .In the traditional milling process, we favor the extraction of flour. The grinders split the wheat into increasingly fine fragments, and the "planchisters" allow this to separate the fractions according to their size. The flexibility in the pericarp, confronted with the reliability of the almond, allows to separate pieces of this large size and dishes (bran) of small and less flattened fractions (semolina,. • Converters and slappers crush the almond semolina to convert them into flour.
Les refus en fin de converti≤sage et en fin de broyage, c'est à dire les fractions qui ne peuvent être écrasées en poudre fine, proviennent soit ces enveloppes des cellules de l'amande, soit des assises sous-corticales encore associées à des fragments du péricarpe.The refusals at the end of conversion and at the end of grinding, i.e. the fractions which cannot be crushed into fine powder, come either from these envelopes of the almond cells, or from the subcortical foundations still associated with fragments of the pericarp.
Ils sont rassemblés selon ce qu'il est convenu d'appeler le remoulage, le remoulage bis contenant plus d'assises sous- corticaies, et jusqu'à des fragments d'enveloppe, le remouiage blanc contenant davantage de paroi des cellules de l' amande .They are gathered according to what is commonly known as remoulage, the remoulage bis containing more sub-cortical layers, and up to fragments of envelope, the white remouiage containing more cell wall of the almond.
Selon un premier aspect de l'invention, l'extrait entrant dans la composition du produit alimentaire ou non alimentaire provient d'une valorisation des résidus de remoulage qui étaient généralement destinés à l'alimentation animale.According to a first aspect of the invention, the extract used in the composition of the food or non-food product comes from a recovery of the molding residues which were generally intended for animal feed.
Le remouiage se présente habituellement sous la forme d'une poudre colorée, inapte à faire du pain, et néanmoins riche en protéines. La confrontation du process meunier aux connaissances sur la structure du grain de blé a conduit à rechercher du côté des remoulages les composés susceptibles d' apporter à la fois des fonctionnalités rhéologiques et des qualités nutritionnelles .Rewetting is usually in the form of a colored powder, unsuitable for making bread, and yet rich in protein. The confrontation of the milling process with knowledge on the structure of the grain of wheat has led to research on the side of the molding of the compounds likely to bring both rheological functionalities and nutritional qualities.
La granuiométrie moyenne du remouiage se situe aux alentours de 300 μ II s'agit le plus souvent de fragments du péricarpe dont ne sont pas séparés la couche à aleurone et des rragme^ts de -'aloumer Mais, étant donne le process meunier, __ s'agit de produits de mélange dont la répartition est stat--Stι ue .The average grain size of the rewetting is around 300 μ It is most often fragments of the pericarp from which the aleurone layer is not separated and rragme ^ ts de -'aloumer But, given the milling process, __ these are mixing products whose distribution is stat - Stι ue.
^e tableau 1 c-αpres __-_ustr- .ne composition des sous- produits de mouture ^ e table 1 c-αpres __-_ ustr- .ne composition of the milling by-products
Produits Gros sons F±ns sons Ramoulages Germes (% du ble) CC %) (9,1 %) (3,2 %) (0,2 %) ÎProducts Large sounds F ± ns sounds Bundles Germs (% of wheat) CC%) (9.1%) (3.2%) (0.2%) Î
Cendres 7,5 6, 1 4, 1 4, 6 j Î Protéines (NΛ5,"? 16, 8 17, 2 20, 1 32, 6 I < amidon 14,7 19,3 24, 6 20, 8 5 Sucres 7, 1 8,3 10, 8 16, 9 , | Cellulose 12,3 10, 4 6, 0 3,3 ! i Pentosanes 34,7 32, 4 24, ~> 8,2Ash 7.5 6, 1 4, 1 4, 6 j Î Proteins (NΛ5, " ? 16, 8 17, 2 20, 1 32, 6 I <starch 14.7 19.3 24, 6 20, 8 5 Sugars 7, 1 8.3 10, 8 16, 9, | Cellulose 12.3 10, 4 6, 0 3.3 ! I Pentosanes 34.7 32, 4 24, ~> 8.2
Lioides 2,3 3,4 4,2 8,3 , TOTAL 95, à 97, 1 94,5 94,7Lioids 2.3 3.4 4.2 8.3, TOTAL 95, to 97, 1 94.5 94.7
Selon A Colas Le Pai", colloque C'IERNA, éditions CNRS, 1977According to A Colas Le Pai ", C'IERNA conference, CNRS editions, 1977
Le taux de lipides, de cellulose, de sucres, de protéines et de pentosanes permet de conclure que les contenus du remoulage sont fortement centres sur la couche a aleurone, mais contiennent également des fractions de germe.The rate of lipids, cellulose, sugars, proteins and pentosans allows to conclude that the contents of the molding are strongly centered on the aleurone layer, but also contain germ fractions.
C'est a partir du remoulage σue l'adjuvant qui va être incorpore au produit final doit être extrait.It is from the molding that the adjuvant that will be incorporated into the final product must be extracted.
A cette fin, on utilise les outils de oroyage et séparation qui sont les outils les plus pointus du métier de la meunerie, a savoir des techniques a base de turboseparation. Ce procède permet, classiquement, de séparer des fractions de farine enrichies en protéines ou en amidon. Le procède comporte usuellement deux étapesTo this end, we use the grinding and separation tools which are the most advanced tools in the milling profession, namely techniques based on turboseparation. This process allows, conventionally, to separate fractions of flour enriched in protein or starch. The process usually involves two stages
- un broyage complémentaire des farines avec un broyeur a proches ou a touroilxons αestme a αissocier les agglomérats πncipalement constitues de protéines d' amidon ;- a complementary grinding of the flours with a near or turbo mills to estissociate the agglomerates mainly consisting of starch proteins;
- la classification des particules oPtenues en fonction de leur taille 10 a 30 μm environ) et αe leur densité k celle αe l'amidon est égale a 1,5 et celle des protéines a 1,32) .- the classification of the particles obtained according to their size 10 to 30 μm approximately) and at their density k that at starch is equal to 1.5 and that of proteins at 1.32).
Le tableau 3 ci-dessous illustre un exemple de composition ce farines turboseparees tire de P.Feillet : Le grain de olé) :Table 3 below illustrates an example of the composition of this turbosepare flour obtained from P.Feillet: Le grain de olé):
tanne r ractions d'alimentation Grosse Moyenne Fine jj- farine d ' alimentation 100 52 37 11 ύ .'Cendres (- farine) 0,55 0,53 0,47 0, 60 jÎGranulométπe moyenne (μ) 54 53 22 10 jîAmidon (% farine) 82 84 89 77 I i miαon endommagé (* amidon) 12 14 13 27 !! jjProteines (s farine) 13 12, 5 8 19 ÏJProtémes solubles (-protéines) 17, 1 15, 0 18,7 10, 9jj jGliadines ( protéines) 48,7 48, 6 42,7 54,7j| jÏGlutémnes (- protéines) 34,2 36, 4 38,7 34,4;| ||(-SH+S-S) (μ.eq./g. protéines j 136 127 138 133 j| jjLipides ( -: farine) 1,2 1,8 1,4 2, 9 û i;Lιpιdes libres (~ farine) 0,7 1,3 1,0 2, 1 4 ι!LiDides l és f- farine) 0, 5 0, 5 C,4 0, 8 IItanne feed ractions Fat Medium Fine jj- feed flour 100 52 37 11 ύ .'Ashes (- flour) 0.55 0.53 0.47 0.60 jÎ Average granulometry (μ) 54 53 22 10 jî Starch ( % flour) 82 84 89 77 I i damaged miαon (* starch) 12 14 13 27 !! jjProteins (flour) 13 12, 5 8 19 ÏJSoluble proteins (-proteins) 17, 1 15, 0 18.7 10, 9d jJGliadins (proteins) 48.7 48, 6 42.7 54.7j | jÏGlutémnes (- proteins) 34,2 36, 4 38,7 34,4; | || (-SH + SS) (μ.eq./ g. Protein j 136 127 138 133 d | jjLipids (-: flour) 1.2 1.8 1.4 2, 9 û i; Free samples (~ flour ) 0.7 1.3 1.0 2, 1 4 ι! LiDides l és f- flour) 0, 5 0, 5 C, 4 0, 8 II
!Alveo gramme (W) 146 156 60 468 H ! Alveo gram (W) 146 156 60 468 H
En référence a l'hypothèse émise par Hess (1954) sur la présence dans l'albumen de protéines interstitielles servant de ciment entre les granules d'amidon, eux-mêmes enrobés d'une fine coucne de protéines adhérentes, la turboseparation permet d'enrichir certaines fractions en protéines interstitielles (les fractions fines riches en protéines), d'autres en granules d'amidon et en protéines adhérentes (les fractions de granulometrie intermédiaire πcnes en amidon) et d' isoler une troisième fraction constituée oε grosses particules sensiblement identiques au matériel de départ fait des protéines adhérentes et des granules d'amidon non dissociés.With reference to the hypothesis put forward by Hess (1954) on the presence in the albumen of interstitial proteins serving as cement between the starch granules, themselves coated with a thin layer of adherent proteins, turboseparation makes it possible to enrich certain fractions with interstitial proteins (fine fractions rich in protein), others with starch granules and adherent proteins (fractions of intermediate particle size πcnes in starch) and isolate a third fraction consisting of large, substantially identical particles at starting material made of adherent proteins and undissociated starch granules.
Compte tenu que le coût du procédé de turboséparation est relativement important (il s'élève à environ 4 Wh par kilogramme ce protéines déplacées), l'utilisation de la turboséparation sur le remoulage suppose a priori une valorisation importante des fractions. Or la turboséparation du remoulage, étant donné la composition de cette fraction, n'a pas pour conséquence de déplacer des protéines utilisables en panification, elle trouve sa justification dans la possibilité de valorisation d'extraits ou de constituants provenant de remoulages.Given that the cost of the turboseparation process is relatively high (it amounts to approximately 4 Wh per kilogram of this displaced protein), the use of turboseparation on the re-molding presupposes a priori significant recovery of the fractions. However, the turboseparation of the molding, given the composition of this fraction, does not have the consequence of displacing proteins which can be used in bread-making, it finds its justification in the possibility of recovery of extracts or of constituents originating from molding.
Dans le cadre de cette invention, la turboséparation a pour but de modifier les rapport entre les protéines, l'amidon et les fibres insolubles, ainsi que la qualité des protéines et des pentosanes. Le broyage est réalisé de sorte que 60. du remoulage passe à travers un tamis de 80 μ. Puis trois fractions sont séparées, comme pour une tuboseparation de farine. La fraction fine donne l'extrait ou l'adjuvant qui sera incorporé au produit final. Dans le cadre de l'exemple non limitatif choisi pour cette description, l'extrait ou l'adjuvant constitue la " Crème de blé ".In the context of this invention, the purpose of turboseparation is to modify the relationships between proteins, starch and insoluble fibers, as well as the quality of proteins and pentosans. The grinding is carried out so that 60. of the re-molding passes through a sieve of 80 μ. Then three fractions are separated, as for a flour tuboseparation. The fine fraction gives the extract or the adjuvant which will be incorporated into the final product. In the context of the nonlimiting example chosen for this description, the extract or the adjuvant constitutes the "Wheat cream".
Cette " Crème de blé " représente 45% du poids total des trois fractions, sa granulométrie moyenne est inférieure à 20 μ. La répartition étant la suivante : 25% du volume est constitué de particules inférieures à 10 μ, 60; de particules inférieures à 20 μ, 93- inférieures à 50 μ, 98% inférieures à 80 μ. Ces mesures granulométriques sont réalisées avec un granulomètre laser du -type Mastersize de chez Malven.This "Wheat Cream" represents 45% of the total weight of the three fractions, its average particle size is less than 20 μ. The distribution being as follows: 25% of the volume consists of particles smaller than 10 μ, 60 ; of particles less than 20 μ, 93- less than 50 μ, 98% less than 80 μ. These particle size measurements are carried out with a laser granulometer of the Mastersize type from Malven.
La composition de la "Crème de blé" après turboséparation est la suivante :The composition of the "Wheat Cream" after turboseparation is as follows:
Cendres 4,1- (4,1;Ashes 4.1- (4.1;
Protéines 17 (20,1)Proteins 17 (20.1)
Amidon 41- (24,6) Cellulose C (6)Starch 41- (24.6) Cellulose C (6)
Pentosanes 9-- (24,7)Pentosanes 9-- (24.7)
Lipides 4,2"=- (4,2)4.2 " Fat = - (4.2)
Les références portées entre parenthèses correspondent à la composition d'un remoulage classique avant enrichissement par un procédé de turboséparation. Ces compositions ont été mentionnées dans le tableau 2.The references in parentheses correspond to the composition of a conventional molding before enrichment by a turboseparation process. These compositions have been mentioned in Table 2.
On peut remarquer que les pentosanes et les lipides qui constituent la majeure partie des fibres insolubles, voient leur pourcentage respectif nettement diminué et, par rapport à la matière sèche, leur pourcentage est inférieur à 25% et plus précisément inférieur à 20%, et préférentiellement inférieur à 17%.It can be noted that the pentosans and the lipids which constitute the major part of the insoluble fibers, see their respective percentage markedly decreased and, compared to the dry matter, their percentage is less than 25% and more precisely less than 20%, and preferably less than 17%.
Par rapport au remoulage classique, la différence apparente la plus visible est d'un côté un taux accru d'amidon et un taux plus bas de pentosanes. En réalité, une modification des rapports entre pentosanes solubies et insolubles d'une part, et entre protéines solubies et insoluble d' autre part, confère au produit des caractéristiques très spécifiques. Le rapport arabmose/xyiose des pentosanes est de 0,77 contre 0,66 pour le remoulage ou le son. L' aminogramme est intermédiaire entre celui des protéines insolubles amande f iutenmes - gliadmes ) et αes protéines soiuoles > de la périphérie.Compared to conventional molding, the most visible apparent difference is on the one hand an increased rate of starch and a lower rate of pentosans. In reality, a modification of the relationships between solubile and insoluble pentosans on the one hand, and between solubilized and insoluble proteins on the other hand, gives the product very specific characteristics. The arabmose / xyiosis ratio of pentosans is 0.77 against 0.66 for molding or bran. The aminogram is intermediate between that of proteins insoluble almonds f iutenmes - gliadmes) and αesole proteins> of the periphery.
Entre autres, cela permet d'obtenir un aminogramme plus équilibre que celui du clé en abaissant relativement la proportion α' acide glutamique, αe glutamme, αe prolme, au bénéfice de la proportion de lysine, threonme, valine, arginine, glycine. Cn pourra se reporter a la figure 1 qui illustre un aminogramme comparatif entre l'extrait choisi comme exemple particulier ("Crème de blé") et la composition classique des protéines d'un grain de blé. Sur cette figure, sont représentés divers histogrammes entre la "Crème de blé", le blé, la farine, les fractions solubies et les fractions insolubles.Among other things, this allows a more balanced aminogram to be obtained than that of the key by relatively lowering the proportion of glutamic acid, glutamine, prolate, to the benefit of the proportion of lysine, threon, valine, arginine, glycine. Reference may be made to FIG. 1 which illustrates a comparative aminogram between the extract chosen as a specific example ("Wheat cream") and the conventional protein composition of a wheat grain. In this figure, various histograms are represented between "Wheat cream", wheat, flour, solubilized fractions and insoluble fractions.
La granulometπe de la fraction de remoulage de blé, appauvri en fibres insolubles est comprise entre 10 et 40 u, plus précisément comprise entre 15 et 30 μ et préférentiellement entre 18 et 25 μ.The particle size of the wheat molding fraction, depleted in insoluble fibers is between 10 and 40 u, more precisely between 15 and 30 μ and preferably between 18 and 25 μ.
Par ailleurs, l'analyse des vitamines et des sels minéraux donne, indépendamment αe tout complément ou des sources de so a ou du lait, pour 100 g αe produit sec :Furthermore, the analysis of vitamins and mineral salts gives, independently of any supplement or sources of soa or milk, per 100 g of dry product:
Vit Bl 2 mg 142 - des AJR (Apport Journalier Recommandé) Vit B2 0, 28 mg 17, 5c des AJR Vit B6 0, 48 mg 24=; des AJR Vit PP 10, 1 mg 56- des AJR Vit B5 2,3 mg 38 des AJR Vit B9 151 μg 75,5 - αes AJR Vit E : 42 mσ 42- des AJRVit Bl 2 mg 142 - RDA (Recommended Daily Allowance) Vit B2 0, 28 mg 17, 5c of RDA Vit B6 0, 48 mg 24 =; AJR Vit PP 10, 1 mg 56- AJR Vit B5 2.3 mg 38 AJR Vit B9 151 μg 75.5 - αes AJR Vit E: 42 mσ 42- AJR
Ces apports réels permettront d'atteindre 15=- des AJR dans 100 g de produit fini, dans l'exemple "Crème de blé", uniσuement dans le cas de la vitamine E. L'extrait αe oie, issu αe _a valorisation par le procède αe turooseparation oes remouiages, est aussi une source intéressante de sers minéraux très complémentaires des sels minéraux d-. ιaιt ; entre a_tre, pour .Ou g de .'extrait :These real contributions will allow reaching 15 = - RDA in 100 g of finished product, in the example "Wheat cream", only in the case of vitamin E. The extract of a goose, derived from recovery by the process of turosose separation, is also an interesting source of mineral sers very complementary to the mineral salts d-. ιaιt; between a_tre, for .Or g of .'extract:
Magnésium • 231 mg .10 αes AJR Pnosphore . 1090 ng 125 αes AJR Fer : a , 6 rrg 55 αes AJRMagnesium • 231 mg .10 αes AJR Pnosphorus. 1090 ng 125 αes AJR Iron: a , 6 rrg 55 αes AJR
5e.on u mooe pr fère de réalisation d'un produit fin., tel que notamment une "Crème de ble", incorporant l'extrait issu de la valorisation des remoulages, celle-ci comporte donc une fraction turooseparee qui se présente sous la forme d' une ooudre très fine, un peu grasse, de couleur neige clair. Elle a des caractéristiques de viscosité originales qui permettent, après dissolution dans l'eau et cuisson, de rea.iser un produit onctueux dont la texture est semblable a celle d'une crème dessert. La poudre étant très fine, il y a un risque de grumeaux. Le mélange doit donc être réalise de manière assez énergique.5. We prefer to make a fine product, such as in particular a "Wheat cream", incorporating the extract from the recovery of the molding, it therefore includes a turooseparee fraction which is presented under the shape of a very fine, slightly oily, light snow colored powder. It has original viscosity characteristics which allow, after dissolving in water and cooking, to produce a creamy product whose texture is similar to that of a dessert cream. The powder is very fine, there is a risk of lumps. The mixing must therefore be carried out fairly vigorously.
Selon un autre mode de rea.isation de l'invention, a partir du process meunier tel qu'il est pratique, on sélectionne des fractions en provenance de la succession des claqueurs et des convertisseurs. Les travaux analytiques ont montre qu'a partir de réglages suffisamment fins, il est possible de sélectionner des fractions très riches en protéines dites solubies tout en conservant une proportion suffisante de pentosanes, ce qui confère au produit les caractéristiques attendues, tout en modifiant son goût etAccording to another embodiment of the invention, from the milling process as it is practical, fractions from the succession of snappers and converters are selected. Analytical work has shown that from sufficiently fine adjustments, it is possible to select fractions very rich in so-called solubia proteins while retaining a sufficient proportion of pentosans, which gives the product the expected characteristics, while modifying its taste. and
Dien sûr en modifiant ses compositions en nutriments. Ces fractions proviennent directement des différents claqueurs et convertisseurs. A titre d'exemple, une telle fraction repond a la composition suivante : Protéines : 14,7 Amidon : 51 Flores totales 16 Lipides : 3,2Obviously by changing its nutrient compositions. These fractions come directly from the different snappers and converters. By way of example, such a fraction corresponds to the following composition: Proteins: 14.7 Starch: 51 Total flora 16 Fat: 3.2
Pour 100 g de produit sec, on trouveFor 100 g of dry product, we find
Vit Bl 3, 9 mg Vit B2 0, 145 mg Vit B6 0,48 mg Vit PP 7, 3 mg Vit B5 2, 3 mgVit Bl 3, 9 mg Vit B2 0, 145 mg Vit B6 0.48 mg Vit PP 7, 3 mg Vit B5 2, 3 mg
Vit B9 53 μg Vit E : 3, 9 mgVit B9 53 μg Vit E: 3, 9 mg
L'analyse sur les sels minéraux, pour 100 g, donneThe analysis on mineral salts, per 100 g, gives
Calcium : 56,3 mg Magnésium 133,5 mg Fer : 5,2 mg Phosphore 447 mgCalcium: 56.3 mg Magnesium 133.5 mg Iron: 5.2 mg Phosphorus 447 mg
Ainsi, il est possible de trouver αes produits aux caractéristiques légèrement différentes qui entrent bien αans les descriptifs de la "crème de ble". Il s'agit donc d'une gamme de produits dont les caractéristiques sont d'être riches en protéines solubies et riches en fibres solubies (pentosanes pour la majorité) . Selon la fraction choisie, l'amertume et 1 ' astπngence sont plus ou moins fortes, et la coloration peut être plus ou moins claire. La couleur de la crème de ble est très importante pour les applications laitières aromatises a la vanille. Bien qu'il ne soit nullement nécessaire d'ajouter d'autre ingrédient pour obtenir la texture nécessaire, une formulation aαaptee permet d' atteindre au mieux ce que sont les aspects attendus d'une crème dessert :Thus, it is possible to find αes products with slightly different characteristics that fit well in the descriptions of "crème de ble". It is therefore a range of products whose characteristics are to be rich in solubied proteins and rich in solubied fibers (pentosans for the most part). Depending on the chosen fraction, the bitterness and the asternity are more or less strong, and the coloring can be more or less clear. The color of the cream of wheat is very important for dairy applications flavored with vanilla. Although it is not at all necessary to add any other ingredient to obtain the necessary texture, an adapted formulation makes it possible to achieve at best what are the expected aspects of a dessert cream:
-une texture épaisse sans être farineuse-a thick texture without being floury
-une pseudo geiification qui donne a ιa crème un aspect oπllant et _ιsse -un masquage léger de l'amertume naturelle qui est celle du blé-a pseudo geiification which gives a cream an oπllant and _ιsse appearance -a light masking of the natural bitterness which is that of wheat
-un goût sucre adapte-a suitable sugar taste
-une aromatisation ciblée (vanille pour les enfants, café pour les adultes) .- targeted flavoring (vanilla for children, coffee for adults).
Cette formulation garde une marge de variation et d'adaptation en fonction du goût du consommateur, des caractéristiques techniques recherchées, et de la volonté de ne pas mettre d'additif d'aucune sorte. On peut définir la formulation pour un litre de produit fini :This formulation keeps a margin of variation and adaptation depending on the consumer's taste, the technical characteristics sought, and the desire not to add any kind of additive. We can define the formulation for a liter of finished product:
Crème de ble : 5-12-Wheat cream: 5-12-
Sucre : 7-15- (ou associe a des édulcorants peu caloriques)Sugar: 7-15- (or combined with low calorie sweeteners)
Poudre de lait : 8-12%Milk powder: 8-12%
Arômes selon le produit fini (par exemple : naturels : chocolat, café, praliné, vanille...)Aromas according to the finished product (for example: natural: chocolate, coffee, praline, vanilla ...)
Eau : complément à 100 tWater: complement to 100 t
Une texture de crème pâtissière peut-être obtenue en modifiant la concentration de la Crème de blé :A texture of pastry cream can be obtained by modifying the concentration of the Wheat Cream:
Crème de ble : 10-20- Sucre : 7-12%Wheat cream: 10-20- Sugar: 7-12%
Poudre de lait : 8-12° Arômes selon le produit fini (par exemple : naturels : chocolat, café, praliné, vanille ... ) Eau : complément à 100%Milk powder: 8-12 ° Aromas according to the finished product (for example: natural: chocolate, coffee, praline, vanilla ...) Water: 100% supplement
Pour un produit à faire chez soi, on peut avantageusement remplacer la poudre de lait et l'eau par du lait, écrémé ou entier. Dans le but de réaliser une crème entièrement végétale, on peut remplacer le lait par du lait de soja, ou mieux, par des extraits de soja.For a product to make at home, you can advantageously replace the milk powder and water with milk, skimmed or whole. In order to make an entirely vegetable cream, you can replace the milk with soy milk, or better, with soy extracts.
Les spécificités rhéologiques et gustatives de la crème dessert base blé ont été étudiées. La Crème de blé doit son comportement à l'association entre les protéines solubies (majoritaires) et insolubles d'une part, les pentosanes et lipides d'autre part, et enfin l'amidon. La désactivation d'un seul élément suffit pour que le produit fini ne répondent pas aux exigences rhéologiques. Cela est conforme à la structure d'une crème dessert industrielle fabriquée à partir d'ingrédients spécifiques.The rheological and taste specificities of the wheat-based dessert cream have been studied. Wheat cream owes its behavior to the association between the solubile (majority) and insoluble proteins on the one hand, the pentosans and lipids on the other hand, and finally the starch. The deactivation of a single element is enough so that the finished product does not meet the rheological requirements. This is consistent with the structure of an industrial dessert cream made from specific ingredients.
La Crème de blé crée par la combinaison entre protéines solubies, pentosanes et lipides, un réseau biochimique transitoire qui apporte les propriétés suspensoides et thixotropes recherchées dans la gomme xanthane .Wheat cream created by the combination of solubid proteins, pentosans and lipids, a transient biochemical network which provides the suspensoid and thixotropic properties sought in xanthan gum.
L'association avec les protéines laitières est synergique.The association with dairy proteins is synergistic.
Cela apporte une viscosité à froid dès la mise en suspension du produit dans l'eau. Puis, après la cuisson, la gélatinisation de l'amidon ajoute une consistance épaisse supérieure.This brings a viscosity when cold when the product is suspended in water. Then, after cooking, the gelatinization of the starch adds a thicker consistency.
En variante, l'extrait incorporé au produit fini - dans l'exemple, l'extrait est en fait de la Crème de blé - peut l'être en partie et n'apporter alors au produit fini qu'une partie des propriétés rhéologiques. Dans ce cas, il est utilisé en complément des produits gélifiants traditionnels, et ce dans une proportion comprise entre 1As a variant, the extract incorporated into the finished product - in the example, the extract is in fact Wheat Cream - may be partly so and then only provide part of the rheological properties to the finished product. In this case, it is used in addition to traditional gelling products, in a proportion of between 1
Selon encore une autre variante, il peut être envisageable de réaliser une Crème de blé biologique.According to yet another variant, it may be possible to produce an organic wheat cream.
La Crème de blé peut être associée de manière plus précise avec des extraits de protéines laitières et des extraits de protéines de soja, et dans certains cas avec les matières grasses végétales, afin d'accroître encore la synergie entre les différents composants, et réaliser un produit encore plus onctueux.Wheat cream can be more precisely combined with extracts of milk proteins and extracts of soy proteins, and in some cases with vegetable fats, in order to further increase the synergy between the different components, and achieve a even smoother product.
II est parfaitement possible de réaliser une crème pâtissière à base de Crème de blé.It is perfectly possible to make a pastry cream based on Wheat Cream.
La Crème de blé a donc des caractéristiques épaississantes dépendantes des possibilités d'interaction chimique (liaisons hydrogènes, liaisons hydrophobes) qu'apportent les protéines solubies du blé. Ceci suppose donc une concentration suffisante en matière sèche et des combinaisons entre composés hydrophilies et hydrophobes, apportées par des protéines amphotères.Wheat cream therefore has thickening characteristics dependent on the possibilities of chemical interaction (hydrogen bonds, hydrophobic bonds) provided by the solubied proteins of wheat. This therefore assumes a sufficient concentration of dry matter and combinations between hydrophilic and hydrophobic compounds, provided by amphoteric proteins.
Les autres applications de la Crème de blé sont donc d'abord dans les sauces, les liants, qui associent la solubilisation dans l'eau à celle dans l'huile et permettent la stabilisation des émulsions. La Crème de blé peut être aussi incorporée dans des fourrages.The other applications of Wheat Cream are therefore first in sauces, binders, which combine the solubilization in water with that in oil and allow the stabilization of emulsions. Wheat cream can also be incorporated into forages.
Dans des applications non alimentaires, l'extrait issu de la valorisation par un procédé de turboséparation des remoulages, ou obtenu par le ciblage de fractions spécifiques au sortir des claqueurs ou des convertisseurs notamment de ble, peut être utilise en tant que suostituant a des polymères biodégradables (enrobage, pelliculage de semences, microencapsulation de phytosanitaire ... ; et plus généralement toutes les applications qui requièrent un agent de texturation en formulation chimique. Dans des spécialités relevant αe la cnimie, l'extrait incorpore au produit fini joue un rôle d'épaississant et de stabilisant.In non-food applications, the extract resulting from recovery by a turboseparation process of the molding, or obtained by targeting fractions specific to release from snappers or converters, in particular from wheat, can be used as a substitute for biodegradable polymers (coating, seed coating, microencapsulation of phytosanitary ...; and more generally all applications which require a texturing agent in chemical formulation In specialties related to chemistry, the extract incorporated into the finished product plays a role of thickener and stabilizer.
L'invention telle que décrite précédemment offre de multiples avantages car l'extrait ainsi obtenu possède des caractéristiques originales qui permettent de réaliser, par exemple une crème dessert, dans des conditions techniques très simplifiées, sans ajout d'additifs. Une association avec les arômes classiques des crèmes dessert (vanille, chocolat, café1 est parfaitement possible.The invention as described above offers multiple advantages because the extract thus obtained has original characteristics which make it possible, for example to produce a dessert cream, under very simplified technical conditions, without the addition of additives. A combination with the classic aromas of dessert creams (vanilla, chocolate, coffee 1 is perfectly possible.
Il s'agit d'un produit entièrement naturel issu d'une agriculture respectueuse de l'homme et de son environnement. Aucune extraction chimique n'a ete mise en œuvre. L'ingrédient texturant, a pure base blé, peut être soumis à des procédés de traçabilite. Le fait qu'un seul produit confère a la crème dessert l'ensemble des propriétés rhéologiques permet au producteur d' abaisser ses coûts de matières premières et de contrôle qualité. Le produit peut être garanti par un seul fournisseur. Il s'agit donc d'un produit améliorant la sécurité alimentaire .It is an entirely natural product from an agriculture respectful of man and his environment. No chemical extraction was carried out. The texturing ingredient, pure wheat base, can be subjected to traceability processes. The fact that a single product confers on the cream serves all the rheological properties allows the producer to lower its costs of raw materials and quality control. The product can be guaranteed by a single supplier. It is therefore a product that improves food safety.
La fabrication du produit fini ne demande aucun équipement nouveau et peut donc s'adapter aux process industriels existants. La gestion des stocks et l'organisation de la production est simplifiée. Cette association d'un produit issu au ble avec du lait, lui confère des qualités nutritionneiles intéressantes, en particulier la complémentation des protéines, celle des sels minéraux (fer dans le ble, calcium dans le lait), et celle de flores solubies et însoluo es . En outre, la Crème de oie contient oe nombreuses vitamines, dont la vitamine E. Cette crème dessert a donc une valeur nutritionnelle tout a fait remarquable.The manufacturing of the finished product does not require any new equipment and can therefore be adapted to existing industrial processes. Stock management and production organization is simplified. This association of a product made from wheat with milk, gives it interesting nutritional qualities, in particular the complementation of proteins, that of mineral salts (iron in wheat, calcium in milk), and that of solubiated flora and isoluo es. In addition, Goose Cream contains many vitamins, including Vitamin E. This dessert cream therefore has quite remarkable nutritional value.
Le contenu en fibres de cet extrait lui confère des qualités diététiques importantes. Les produits industriels ne sont généralement pas assez πcnes en fibres, et cet extrait de oie contient environ 12 de flores. De plus ce produit est riche en protéines végétales (environ 17%), lesquelles complementent celles au lait. La valeur nutritionnelle du produit est donc bien meilleure que celle d'une crème dessert classique.The fiber content of this extract gives it important dietary qualities. Industrial products are generally not sufficiently fiber-free, and this goose extract contains about 12 flora. In addition, this product is rich in vegetable proteins (around 17%), which complement those in milk. The nutritional value of the product is therefore much better than that of a classic dessert cream.
L'une des difficultés d'obtention αe produits industriels avec le label AB, provient du nomore d'ingrédients. A partir du moment ou ce nombre est réduit, la fabrication d'un produit biologique devient imaginable, quoique coûteuse. En l'occurrence, dans ce cas, il convient seulement d'avoir du lait " biologique ", du sucre " biologique ", et de l'extrait de blé " biologique ". Dans la mesure ou 5% des ingrédients peuvent ne pas être issus de l'agriculture "biologique", l'extrait obtenu peut être utilisé pour un produit "biologique", sans êtreOne of the difficulties in obtaining industrial products with the AB label comes from the nomore of ingredients. From the moment this number is reduced, the production of an organic product becomes imaginable, although expensive. In this case, it is only necessary to have "organic" milk, "organic" sugar, and "organic" wheat extract. Insofar as 5% of the ingredients may not come from "organic" agriculture, the extract obtained can be used for a "organic" product, without being
"biologique" lui-même a condition de ne pas dépasser 5% du poids du produit fini."organic" itself provided that it does not exceed 5% of the weight of the finished product.
L'invention vise également un extrait de blé, en provenance d'une fraction ciblée au sortir αes claqueurs ou des convertisseurs contenant au moins 12- de fibres totales et 13 de protéines et capable d'apporter les propriétés de viscosité et d' épaississement qui permettent de fabriquer des applications en boisson épaissie, crème dessert, crème pâtissière, sauces et liants, selon une concentration comprise entre 3 et 9%.The invention also relates to a wheat extract, coming from a targeted fraction leaving the crackers or converters containing at least 12- of total fibers and 13 of proteins and capable of providing the viscosity and thickening properties which make it possible to manufacture applications in thickened beverage, dessert cream, pastry cream, sauces and binders, at a concentration of between 3 and 9%.
Il demeure bien entendu que la présente invention n'est pas limitée aux exemples de réalisation décrits et représentés ci-dessus, mais qu'elle en englobe toutes les variantes. Particulièrement, l'extrait de blé peut être remplacé par un extrait provenant d'une autre espèce céréalière. It remains to be understood that the present invention is not limited to the exemplary embodiments described and shown above, but that it encompasses all variants thereof. In particular, the wheat extract can be replaced by an extract from another cereal species.
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2001237492A AU2001237492A1 (en) | 2000-02-25 | 2001-02-23 | Food or non-food product based on wheat extracts |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0002404A FR2805438B1 (en) | 2000-02-25 | 2000-02-25 | FOOD OR NON-FOOD PRODUCT BASED ON WHEAT EXTRACTS |
| FR00/02404 | 2000-02-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2001064055A1 true WO2001064055A1 (en) | 2001-09-07 |
Family
ID=8847413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/FR2001/000545 Ceased WO2001064055A1 (en) | 2000-02-25 | 2001-02-23 | Food or non-food product based on wheat extracts |
Country Status (3)
| Country | Link |
|---|---|
| AU (1) | AU2001237492A1 (en) |
| FR (1) | FR2805438B1 (en) |
| WO (1) | WO2001064055A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003046082A1 (en) * | 2001-11-29 | 2003-06-05 | Grands Moulins De Paris | Biodegradable plastic materials |
| WO2004091314A3 (en) * | 2003-04-01 | 2005-03-24 | Archer Daniels Midland Co | Soya or grain fiber particulates and methods of preparation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2013077A (en) * | 1978-01-10 | 1979-08-08 | Realdyme | Process for treating sharps and middlings from flour-milling and foodstuffs obtained therefrom |
| US4171384A (en) * | 1978-05-11 | 1979-10-16 | Cpc International Inc. | Combined dry-wet milling process for refining wheat |
| EP0609169A2 (en) * | 1993-01-26 | 1994-08-03 | North Dakota State University Research Foundation | Couscous |
-
2000
- 2000-02-25 FR FR0002404A patent/FR2805438B1/en not_active Expired - Fee Related
-
2001
- 2001-02-23 AU AU2001237492A patent/AU2001237492A1/en not_active Abandoned
- 2001-02-23 WO PCT/FR2001/000545 patent/WO2001064055A1/en not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2013077A (en) * | 1978-01-10 | 1979-08-08 | Realdyme | Process for treating sharps and middlings from flour-milling and foodstuffs obtained therefrom |
| US4171384A (en) * | 1978-05-11 | 1979-10-16 | Cpc International Inc. | Combined dry-wet milling process for refining wheat |
| EP0609169A2 (en) * | 1993-01-26 | 1994-08-03 | North Dakota State University Research Foundation | Couscous |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003046082A1 (en) * | 2001-11-29 | 2003-06-05 | Grands Moulins De Paris | Biodegradable plastic materials |
| WO2004091314A3 (en) * | 2003-04-01 | 2005-03-24 | Archer Daniels Midland Co | Soya or grain fiber particulates and methods of preparation |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2805438B1 (en) | 2002-06-07 |
| FR2805438A1 (en) | 2001-08-31 |
| AU2001237492A1 (en) | 2001-09-12 |
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