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MX2007001037A - Modified reconstituted tobacco sheet - Google Patents

Modified reconstituted tobacco sheet

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Publication number
MX2007001037A
MX2007001037A MXMX/A/2007/001037A MX2007001037A MX2007001037A MX 2007001037 A MX2007001037 A MX 2007001037A MX 2007001037 A MX2007001037 A MX 2007001037A MX 2007001037 A MX2007001037 A MX 2007001037A
Authority
MX
Mexico
Prior art keywords
weight
sheet
tobacco
binder
process according
Prior art date
Application number
MXMX/A/2007/001037A
Other languages
Spanish (es)
Inventor
R Hicks Douglas
T Wanna Joseph
Mua Johnpaul
Monsalud Luis Jr
Original Assignee
R Hicks Douglas
Monsalud Luis
Mua Johnpaul
T Wanna Joseph
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by R Hicks Douglas, Monsalud Luis, Mua Johnpaul, T Wanna Joseph filed Critical R Hicks Douglas
Publication of MX2007001037A publication Critical patent/MX2007001037A/en

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Abstract

A reconstituted tobacco sheet for use in a cigarette includes up to about 80%by weight of wood pulp, up to about 30%by weight of a binder, and up to about 80%by weight of tobacco. A humectant and a flavor may be included. The reconsituted tobacco sheet is used in elongated strips along the outer surface of a tobacco rod between the tobacco rod and an inner surface of an outer wrap of cigarette paper.

Description

RECONSTITUTE MODIFIED TOBACCO PLATE Reference to Related Requests This international patent application is a continuation of and claims priority and benefits of U.S. Patent Application Serial Number 10 / 909,040, filed July 30, 2004, which is a continuation in part of the application and claim priority of and benefits from the currently pending United States Application, Serial No. 10 / 811,270, filed March 26, 2004, which is a continuation in part of and claims priority of and benefits from the pending request for United States, Serial Number 10 / 299,231, filed on November 19, 2002, which are incorporated herein by reference.
Declaration Related to Development or Research Sponsored by the Government Not applicable Field of the Invention The present invention relates to a process for making a sheet of reconstituted tobacco and in particular, to a process for making a sheet of reconstituted tobacco that includes a flavoring compound contained in a gel matrix within the tobacco sheet. reconstituted, and still more in particular, with a paper process to make a reconstituted tobacco sheet that includes an alginate-based compound.
Background of the Invention In the manufacture of articles for smoking and in particular for cigarettes, it is common to use a percentage of reconstituted tobacco strips in the tobacco mixture. Reconstituted tobacco is usually prepared from stings, streaks and stems of tobacco or other tobacco product wastes, which are also processed and formed into sheets, cut into strips and mixed with freshly cut tobacco. The amount of reconstituted tobacco used in a tobacco blend for a smoking article varies, but is usually less than 20%. Usually, reconstituted tobacco sheets made by the paper process are free of additional binders, such as alginate, guar gum, xanthan gum, acacia, pectin, other gums, and modified cellulose compounds. In addition, there is a great concern about reducing the propensity to light of smoking items, since there have been a substantial number of fires attributed to cigarettes, in combustion that come into contact with fuel or flammable materials. Therefore, there is a considerable effort in expansion in the industry to provide smoking articles that provide a smoking article with a low propensity to light. Many of these proposals include modifying the wrapping of the smoking article. In particular, coatings and additives have been made for wrappers of articles for smoking, to reduce porosity or to change the chemical properties of the envelope.
BRIEF DESCRIPTION OF THE INVENTION An object of the present invention is to provide a novel formula for a reconstituted tobacco sheet and the process for making the same. It is also an object of the present invention to provide a smoking article, which includes a new sheet of reconstituted tobacco in a wrap layer for the smoking article. Another objective of the present invention is to provide a new formula for a sheet of reconstituted tobacco with an alginate-based coating and the process for making the same. Yet another object of the present invention is to provide a smoking article, which includes a new sheet of reconstituted tobacco with an alginate-based coating in a wrap layer for the smoking article. The present invention provides a sheet of reconstituted tobacco that includes up to about 80% by weight of tobacco; up to about 80% by weight of wood pulp, preferably up to about 60% by weight of wood pulp; up to about 30% by weight of a binder (for example alginate, guar, xanthan, acacia, pectin, other gums, and modified cellulose compounds), preferably up to about 20% by weight of a binder; and up to about 30% by weight of compounds flavors, preferably about 3% to about 5% by weight of flavoring compounds. The processes for making a reconstituted tobacco sheet are well known in the art. The present invention provides a process for making a sheet of reconstituted tobacco with a binder applied to the sheet to reduce the porosity of the sheet, thereby reducing the propensity to ignite and the burn rate of the cigar. The binder may be alginate, guar, xanthan, acacia, pectin, other gums, and modified cellulose compounds. The resulting tobacco sheet with the binder applied is cut into predetermined thickness lengths for use in a smoking article. In one embodiment, the strips are placed longitudinally to the tobacco rod between the tobacco rod and an outer article of cigarette wrapping or smoking article. Other objects and advantages of the present invention will be apparent to those skilled in the art upon consideration of the following detailed description, which includes examples of the preparation of the reconstituted tobacco sheet of the present invention.
BRIEF DESCRIPTION OF THE DRAWINGS The aspects and advantages of the present invention will be better understood when the detailed description of the preferred embodiment is taken in conjunction with the accompanying drawings, in which: Figure 1 is a perspective view of a partial cigar of the present invention using the reconstituted tobacco sheet of the present invention. Figure 2 is a perspective view of a non-rolled cigar wrap including the reconstituted tobacco sheet of the present invention. Figure 3 is an end view of the cigar of Figure 1. Figure 4 is a perspective view of the cigarette paper of an alternative embodiment of the present invention, which includes the sheet of reconstituted tobacco. Figure 5 is a perspective view of the cigarette paper of an alternative embodiment of the present invention, which includes the sheet of reconstituted tobacco. Figure 6 is an end view of Figure 5; and Figure 7 is a partial sectional view of a cigar with the cigarette paper of an alternative embodiment of the present invention, including the reconstituted tobacco sheet. Figure 8 is a flow chart showing the modified process of the reconstituted paper to make divided inner wrap.
Detailed Description of the Preferred Modes A cigar with modification of burn index, is shown in the Figure 1 and can be described as a cigar 10 of partial double wrap. As seen therein, the partial double wrap cigar 10 of the present invention incorporates a standard tobacco column 1 3 extending from one end exposed to the filter 1 5. Around the tobacco column 1 3 there is the outer wrap 12 of cigar paper.
Inside the outer wrapping 12 of cigarette paper is a layer or strip 14a and 14b of separate partial internal wrapping. The separated partial internal envelope layer 14a and 14b acts as a burn index modifier for the tobacco column 13 by altering the burning characteristics of the cigar 10. As can be seen in the embodiment shown in Figure 1 , the inner wrap layer strips can be co-axial to the tobacco column 13 and the length of the tobacco column can be substantially extended from the opposite end to the filter 15. By means of the insertion of the layer 14a and 14b of separate partial internal wrapping, which in this embodiment extends co-axially to the tobacco column 13, the smoking rate of the cigar can be modified in such a way that the burning rate can be adjusted according to the packing density of tobacco, the porosity of the outer wrapping paper 12 and the additives for the outer wrapping, the width of the layer 14a and 14b of separate partial internal wrapping, the porosity of the inner wrap layers 14a and 14b, and the additives of the inner wrap strips. Alternatively, the inner wrap layer may be trimmed so as not to extend to the full length of the tobacco column 13 or it may extend in different directions. Therefore, many alterations to the burn rate of the partial double wrap cigar 10 of the present invention can be established, based on the combination of factors set forth herein, among others. As illustrated in Figure 1, the partial double wrapped cigar 10 of the present invention, having an index characteristic of modified burn, incorporates an outer wrapping paper 12 with first and second strips 14a and 14b of separate partial internal wrapping. The outer wrapper 1 2 paper can be a normal porosity paper that typically exhibits a porosity of 1 5-80 CORESTA units. In combination with wrapping paper cigar 12 externally, at least one layer of partial internal wrapping is placed, which can modify the characteristics of the burn index of the cigar 1 0. As shown, a first and a second layer 14a and 14b of partial internal wrapping are provided on opposite sides from the column 13 of tobacco. In order to provide substantially equivalent burn index characteristics along the entire tobacco column 13, the partial internal wrapping strips 14a and 14b can be substantially extended and co-axial with the tobacco column 1 3 to the filter fifteen.
As illustrated in the embodiment of Figure 4, the partial inner wrap layers 14a and 14b extend end to end of the tobacco column 1 3 and can be positioned so that they are either at equal distances one of another or they can be placed in alternative positions based on the desired burn index characteristics. With reference to Figure 3, it is evident that the partial double wrapping cigar 10 of the present invention has alternating high diffusion areas 21 and low diffusion areas 22 based on the placement of the inner wrapping strips or layers 14a and 14b partial. As can be seen, the high diffusion areas 21 of which there is at least one, allow an increased permeation of CO and oxygen gases through the barrier formed by the outer shell 12 while maintaining normal deliveries. In combination, the low diffusion areas 22 that are defined by the circumferential reach of each of the partial internal wrap layers 14a and 14b, can potentially block a significant portion or all of the gas inflow and outflow, related directly with the porosity of the inner wrap layer 14a and 14b in combination with the outer wrap layer 1 2. The co-linear zones of high diffusion area 21 and low diffusion area 22 may have a porosity greater than 14 CORESTA for the co-linear high diffusion areas and less than 8 CORESTA for the co-linear low diffusion areas. As shown in the drawings, the construction of the cigar with burn index modification is a partial double wrapping cigarette 1 0 illustrated here and uses a standard external wrapper cigar paper 12 which, in a typical cigar, has a width of 27 mm. Positioned along the inside of the outer wrapper, as shown in Figure 2 and Figure 4 in an alternative embodiment, is the partial internal wrap layer 14a and 14b that can extend substantially along the length of outer sheath 12. While the outer wrapping of the cigarette paper may be of standard construction and porosity, the partial internal wrapping of this embodiment has first and second strips 14a and 14b, each of which may be 4mm thick and may have a porosity of less than 8 CORESTA units. Therefore, combined, the two layers or strips 14a and 14b of inner wrapping can circumscribe approximately 8mm of the circumference of the partial double wrapping cigarette 10 of the present invention, but may extend around a circumference of up to 15mm of the tobacco column in relation to a standard cigar size. Any combination of the partial inner wrapper and outer wrapper can work according to the indicated variables, such as porosity of each paper, but it is known that good burning rate characteristics can be achieved as well as effects limited to smoke and flavor characteristics, with the incorporation of an inner wrap that covers at least about 75% or preferably less than about 60% and more preferably, less than about 35% of the circumference of the outer envelope. This is a function of the cigar in general and may vary according to the circumference of the outer wrapper. However, variations are available to achieve the same favorable results with the use of the inventive aspects of the present design and such descriptions are not intended to be limiting and are only exemplary. Alternatively, several different constructions may be used to provide the cigar with burn index modification as proposed herein. As can be understood, a single layer of internal wrapping or a plurality of inner wrapping layers can be provided based on the burning index modification and desired characteristics. Therefore, as mentioned previously, combinations of low porosity inner wrap segments and high porosity outer wrap segments can be used to provide several linear burn rates that may be desirable. Therefore, a typical linear burn rate of 0.6mm per minute can be reduced as desired based on a combination of external wrap porosity and partial internal wrap strips among other factors, and can be reduced below 4mm / minute if necessary. This includes the formulation of single low porosity inner wrap strips or the replacement of the inner wrap strips with various construction materials including reconstituted tobacco, low porosity paper, reconstituted tobacco, a polymer based material, other papers or material. The inner wrap strips are coated with binders, such as alginates (eg sodium alginate), guar, xanthan, acacia, pectin, other gums, modified cellulose compounds or hydrocolloid-base compounds, which act as modifiers or inhibitors burned and that create at least one area of low diffusion along the tobacco column. The binders decrease the porosity of the coated reconstituted tobacco sheet, which are used as internal strips, and provide adequate characteristics so that the complete combination of outer wrap porosity, tobacco packing density, internal strip burning characteristics, porosity of internal strip, and other factors cause the cigar to exhibit a desired burn rate. As shown in Figures 4 through 7, various modalities can be used to create the low porosity zone. As illustrated in Figure 4, the open standard outer wrap 12 is coated with a plurality of inner wrap or strips 16a, 1 6b, 1 6c and 16d of inner layer.
These strips can be placed equidistant along the inside of the outer casing 12 and positioned away from the edges or seams, wherein the outer casing adheres to itself during rolling within the cigar maker's machine. As illustrated, the strips 16a-16d can be fed into the machine and incorporated into the interior of the. outer wrapper adjacent to the tobacco column. The placement of the partial internal wrapping strips coated with an alginate-based compound modifies the burn rate to a desired level, so that the index can be reduced sufficiently to cause either a statically significant reduction in burn rate or self-extinction in a desired interval. As shown in Figure 5, an inner layer with non-linear sides 17 compared to the ends of the outer sheath 12 can be used as the partial inner sheath to create the low porosity zone. As shown, the inner wrap layer 17 can have a waveform so that the placement of the low porosity zone changes position along the axis of the tobacco column. Such non-linear positioning of the low porosity zone allows for different positioning of the cigar during static burning and ensures that the desired static burn rate has effect despite the position of the cigar. Illustrated in Figure 6 is another embodiment of the cigar with burn index modification of the present invention. As shown, a high diffusion area 21 and a low diffusion area 22 are defined by the addition of a layer 1 8 of the inner wrapping envelope double partial, which circumscribes a portion of the column 1 3 of tobacco inside the outer wrapper 1 2. The partial inner wrap layer 1 8, as illustrated in Figure 6, extends approximately halfway around the perimeter of the tobacco column 13. However, many different configurations can be used to achieve the appropriate linear burn rate through the proposed burn index modification. The partial double wrap inner wrap layer 18 may be comprised of standard cigar paper having a low porosity of less than 7 CORESTA units or coated cigarette paper with burn index modifiers, or there may be alternative construction such as a sheet of reconstituted tobacco with or without additives and which typically has a low value of CORESTA unit, typically less than 5 and preferably less than 3. A secondary benefit of using tobacco sheets reconstituted as the inner wrap layer 1 8 of partial double wrap, is that the color of the inner wrapper may be similar to the 1 3 column of tobacco and does not provide a contrasting white area that extends throughout the lower area 22 diffusion. In addition, a polymer film or other material can be used as the inner wrap layer 18 of partial double wrap. It may be preferred that the partial double wrap inner layer illustrated in Figure 6 be 2-14mm wide or alternatively, less than 75% of the circumference of the outer wrap, to obtain the appropriate burn rate of desired modification, in where the linear burn index is held at a sufficiently low level, preferably below 4.0mm per minute.
As illustrated in Figure 7, an alternative embodiment is set forth, wherein a plurality of inner wrapping strips 19 are used to substantially surround the tobacco column 1 3 within the outer wrap 12. The plurality of inner wrapping strips 19 can be fed to the machine adjacent to the outer wrap 12 and encloses the tobacco column 1 3 as formed by the cigar manufacturer. The plurality of strips 19 may be comprised of low porosity cigar paper individually fed to the cigar maker or by a single or multiple strips fed to the cigar maker adjacent to the machine and cut with the appropriate strip widths. As illustrated in Figure 7, a plurality of inner wrapping strips 19 are used and extend co-axially, substantially along the length of the tobacco column 13. Preferably, the plurality of strips 1 9 extend along the entire length of the tobacco column to modify the burn rate along the entire tobacco column, regardless of the positioning of the cigar. It is known that providing a plurality of strips 19 as illustrated in Figure 7, a more even modification of the burn rate of the cigar occurs. As can be appreciated, extending the inner wrap layer substantially along the length of the tobacco column 13 so that they are co-axial provides an important benefit over the alternating rings that are perpendicular to the axis of the column 1 3 of tobacco. Such perpendicular rings that alternate along the length of the tobacco column can provide an index of burned non-linear column 13 of tobacco. Therefore, in such a design where circumferential rings exist around the tobacco column, the linear burn index becomes variable between a low linear burn rate at a high linear burn rate, according to the porosity of the paper at the point of the rings, as opposed to the porosity of the unadjusted paper between the rings. Such a non-linear burn rate can in fact be undesirable in the continuous free burning of the tobacco column between the rings, for extended periods of time it does not produce an appropriate burn rate modification which can be depended upon. of the entire length of tobacco column. In addition, at points where rings of low porosity are present, a smoker may blow on the cigar as the burn of the tobacco column passes over a ring of low porosity. At that point, it is thought that the delivery of the cigar can be significantly altered to increase the CO and other compounds provided as the cigar burns on one of these rings. Therefore, the partial double wrap inner layer of the present invention overcomes these problems with known standard deliveries over the entire length of the tobacco column, while modifying the burn rate along the entire co-axial length. In the design of the cigar with the burn index modification of the present invention, it may be desirable to incorporate the inner wrap layers, either a plurality of strips or a single layer, away from the seam of the outer wrap 12. As is known in cigar manufacturing, the seam 23, illustrated in Figure 1, is formed by the manufacturer by overlapping the lateral edges 24 of the outer wrap 12. In the typical cigar manufactory, an adhesive is applied along one of the edges 24 before folding the outer wrapper and the formation of the tobacco column 13. During the manufacture of the 1 0 cigar with burn index modification of the present invention, it is desirable to keep the partial inner wrap layer away from the seam portion to ensure that the outer wrap 12 is properly formed and the inner wrap layer Partially do not interfere in the formation of the tobacco column or with the adhesive of the outer wrap layer. Thus, as illustrated in the embodiments, the partial inner wrap layers are shown positioned away from the side edges 24 so that the inner wrap portions do not interfere with the seam of the outer wrap 12 and also do not interfere with the formation of the backing column. tobacco inside the typical cigar making machine. Therefore, the cigar with burn index modification of the present invention can be implemented in standard cigar making machine with only minor modifications made to the paper feeding devices and therefore, no modifications are required inside the machine . It is also evident that in any of the embodiments shown here, the strips can alternatively be placed on the outside of the cigar and retained in the wrapper by adhesives or other means so that there still exist co-linear zones formed of high and low porosity. The cigar with burn index modification of the present invention can be designed with variations in paper characteristics of inner wrap and outer wrap. As previously explained, the standard outer wrap designs are such that the typical outer wrap has a linear width stretched of 27mm and usually, a porosity of between 1 5 and 80 CORESTA units. As it is generally understood, by significantly decreasing the porosity of the outer shell changes the deliveries and the linear burn rate of the cigar. The modification of the standard burn rate for a typical or normal cigar can be obtained through the addition of a partial internal wrapper to the cigar. The partial internal envelope may be a single portion of internal envelope or may be a plurality of internal wrap strips as shown in the different figures. The partial internal envelope may have characteristics of paper with a very low porosity such that the inner wrapper paper exhibits a porosity of less than 8 CORESTA units. When using a single strip of inner wrap, the inner wrap layer can have a width of 2-1 5mm. The porosity of the inner wrap layer can be adjusted from 0 to 8 CORESTA units.
Examples A better understanding of the invention can be achieved by considering the following examples. However, it should be understood the examples are not intended to be limiting of the invention.
Example 1 Several product examples were made with the use of the construction of a partial inner wrapper cigarette or partial strip wrapper with the use of the inventive and construction techniques described herein. In the examples, a control cigarette was used without partial internal wrap strips that had a linear burn rate of between 4.3-4.7mm / min. Different materials were used, as detailed in the following table, for the partial internal wrapping strips, which go from standard treated paper to band molding tobacco material. Examples of cigars without strips of inner band wrapping with a porosity of band material less than 5 CORESTA units: Examples of cigars with two strips of cigarette paper treated or coated with sodium alginate that have a porosity of internal strip paper of less than 5 CORESTA units: The examples of cigars with detail of smoke deliveries of two samples with strip strips: In the examples presented, it is evident that the addition of the partial internal wrap to the cigar had a definite impact on the index of linear burning and self-extinguishing compared to the control cigar. The linear burn index for the cigars that used the present invention was directly affected and a reduction in the linear burn rate of up to 40 percent was evident. Where internal wrap strips with a width of at least 4mm were used, all the test samples were self-extinguished. The strips with a narrower width had different results that were modified with the use of alternative additives or with the increase in the number of strips. The references to the self-extinguishing of the cigar in 10 layers are related to the N IST test for cigar ignition propensity.
Smoking Item Including Reconstituted Tobacco Strips Separated partial internal wrap strips 14 may be strips of reconstituted tobacco made in accordance with the specific formula and process for doing the same as described herein. The outer wrapping cigar paper 12 can be a paper of normal porosity that typically exhibits a porosity of 1 5-80 CORESTA units. As shown, two strips 14 of a sheet of reconstituted tobacco are provided on opposite sides of the tobacco column 13 to provide a partial inner wrap layer. The partial inner wrap layer including the strips 14 of reconstituted tobacco can be substantially extended in length and be coaxial with the tobacco column 13. In one embodiment, the strips are placed equidistant from one another such that the resulting cigar burns equitably.
P reparation of a Tobacco Label Reconstituted with Ag lutinante Figure 8 is a flow diagram illustrating the modified reconstituted tobacco process for making divided inner casings. In the preparation of a sheet of reconstituted tobacco for use in a cigar, tobacco particles, such as pitting, stems, shavings, cut sheet, shredded stems, or combinations thereof are bound in an aqueous solvent, such as water, where the ratio is a part of tobacco to 1 1 -20 parts of aqueous solvent. The solution is extracted at about 56 ° C for about 30 minutes. The solution is then separated into an extract with water soluble compounds and a solid / fibrous portion by means of separation techniques known in the art, such as centrifugation or filtration. The solid / fibrous portion is refined and mixed with more than 10% of wood pulp, made of wood fibers that have been refined into a pulp, and a second optional binder, such as alginate (for example sodium alginate), guar, xanthan, acacia, pectin, other gums, modified cellulose compounds, and hydrocolloid-based compounds. The mixture of solid / fibrous tobacco, wood pulp, and optional second binder is converted into a sheet of reconstituted tobacco by means of a paper process known in the art. The extract, therefore, can optionally be treated with particular absorbers to selectively remove unwanted components. The extract is then centrifuged and the absorbent that now contains the components is discarded. Then the extract is concentrated. A first binder, such as alginate (for example sodium alginate), guar, xanthan, acacia, pectin, other gums, modified cellulose compounds, and composed of hydrocolloid base is added to the extract. Also, a humectant, such as glycerin, can be added for the flexibility of the sheet and is usually added before the binder and before any additional flavorings. A desired flavor can also be added to the extract. The new extract mixture is reapplied to the reconstituted tobacco sheet. Optionally, a third binder mixture solution, such as alginate (eg, sodium alginate), guar, xanthan, acacia, pectin, other gums, modified cellulose compounds, and hydrocolloid-based compounds, can be compressed in size and / or spray on the reconstituted tobacco sheet. The reconstituted tobacco sheet can then be dried and divided into elongated strips of a desired width and wrapped on a spool. The elongated strips can be used as strips that extend longitudinally along the outer periphery of a tobacco rod and the inner surface of an outer paper wrapper. In a preferred mixture, the tobacco is up to about 80% by weight; the wood pulp is up to about 80% by weight, preferably, up to about 60% by weight; the binder is up to about 30% by weight, preferably, up to about 20% by weight; and, when a flavor is added, the flavor is up to about 30% by weight, preferably, from about 3% to about 5% by weight. The following examples demonstrate the procedure that was followed in the preparation of the reconstituted tobacco sheet with a binder for use in a smoking article.
Example 2 In the process to make a reconstituted tobacco sheet, 225 kilograms of a combination of tobacco and wood pulp (in a ratio of 1: 3 to 3: 1) were extracted with 2842 liters of water in a mixing vessel, of 140 ° C to 190 ° C for 30 to 45 minutes. After extraction, the mixture is separated into solids (fiber) and liquid streams (extract) by means of centrifugation, filtration or pressure. The liquid extract is concentrated by vacuum evaporation and mixed vigorously with 27 kg of glycerin. In a separate container, an alginate solution is prepared with the exhaustive dispersion of 18 kg of sodium alginate in 511 It of water. The concentrated extract with glycerin is mixed vigorously with the alginate solution. Optionally, the liquid extract is stirred gently for 20 to 45 minutes with 33 kg of a solid absorbent powder, such as bentonite (diatomaceous earth), carbon, cyclodextrin, cellulose acetate, or combinations thereof, to selectively remove nitrogen and other unwanted components. After stirring, the absorbent is separated and discarded from the extract by means of centrifugation. The extract is concentrated and treated with glycerin and alginate as described above. Meanwhile, the solid flow is put through a refiner to fibrillate the fibers into a wood-tobacco pulp. The pulp is then used to make base sheets on a machine Wired Fourdriner paper and dried. Any of the two concentrated extracts prepared as mentioned above is added back to the base sheets either by means of size compression or spraying. The finished sheet is finally dried and divided into strips and wrapped on coils to be used as divided inner shells.
EXAMPLE 3 Slides are prepared and divided as described in Example 2, except that the alginate solution is added directly to the base sheet, instead of being mixed with the concentrated extract. Also, 11 kg of precipitated carbon or chitosan (inert organic or inorganic fillers) are added to the refined pulp mixture before making the base sheet on the Fourdriner wire machine. Other inert fillers include lin and combinations of carbon, chitosan, and lin. It should be understood that the invention should not be limited to the specific examples shown, because the parameters shown in the examples may be varied with appropriate changes in amounts of the components within the mixture of reconstituted tobacco sheet used in the examples.

Claims (50)

  1. CLAIMS 1 . A process for making a sheet of reconstituted tobacco having a binder, characterized in that it comprises the steps of: preparing a paste containing a mixture of up to about 80% by weight of tobacco, and up to about 30% by weight of the binder; and coating a sheet of preformed reconstituted tobacco, wherein the sheet contains up to about 80% wood pulp, with such paste. 2. The process according to claim 1, characterized in that the reconstituted sheet contains up to about 60% by weight of such wood pulp. 3. The process according to claim 1, characterized in that the paste contains up to about 20% by weight of the binder. 4. The process according to claim 1, characterized in that it includes the addition of up to about 30% by weight of a flavor in the solid mixture. 5. The process according to claim 4, characterized in that the solid mixture contains from about 3% to about 5% by weight of the flavor. The process according to claim 1, characterized in that the tobacco is first added to an aqueous solvent to form the paste and the binder is added to the paste secondarily, each of the tobacco and the binder are dispersed before being added to the preformed reconstituted tobacco sheet. The process according to claim 1, characterized in that the binder is selected from the group consisting of alginate, guar, xanthan, acacia, pectin, other gums, modified cellulose compounds, and hydrocolloid-based compounds. 8. The process according to claim 7, characterized in that the alginate is sodium alginate. 9. The process according to claim 1, characterized in that it includes the addition of a humectant. 1. The process according to claim 9, characterized in that the humectant is selected from the group consisting of glycerin and propylene glycol. eleven . The process according to claim 10, characterized in that the glycerin is up to 30% by weight of the mixture.
  2. 2. The process according to claim 1, characterized in that it further comprises: cutting the reconstituted tobacco sheet into elongated strips; inserting a plurality of the longitudinal strips of reconstituted tobacco into a cigar adjacent to a tobacco column.
  3. 3. A process for making a sheet of reconstituted tobacco characterized in that it comprises the steps of: preparing a dough including a binder, a humectant, tobacco, and a flavoring, the tobacco is up to about 80% by weight and dispersed in a aqueous solvent in the paste, the binder is up to 30% by weight and is secondarily dispersed in the paste, the humectant is up to about 30% by weight and is dispersed third in the paste and then up to about 30% by weight of the flavor is finally dispersed in the paste; coating a sheet of reconstituted tobacco preformed with the paste; cut the sheet of reconstituted tobacco into longitudinal strips; and inserting a plurality of longitudinal strips of reconstituted tobacco into a cigar adjacent to a tobacco column. The process according to claim 1 3, characterized in that the binder is selected from the group consisting of alginate, guar, xanthan, acacia, pectin, other gums, modified cellulose compounds, and hydrocolloid-based compounds. 5. The process according to claim 14, characterized in that the alginate is sodium alginate. The process according to claim 1, characterized in that the humectant is selected from the group consisting of glycerin and propylene glycol. 7. A cigar characterized in that it comprises: a column of tobacco surrounded by an outer wrapping paper; and a partial inner wrap material extending longitudinally to the tobacco column and disposed between the outer wrapper, the partial inner wrapper is one or more strips of a sheet of reconstituted tobacco that is comprised of up to about 80% by weight of wood pulp, up to about 30% by weight of a binder, and up to about 80% by weight of tobacco, the partial inner wrap is coated with a coating comprising up to about 80% by weight of tobacco and up to about 30% by weight of a binder. The cigar according to claim 17, characterized in that it includes up to about 30% by weight of flavor in the inner wrapper. 9. The cigar according to claim 18, characterized in that the flavor is from about 3% to about 5% by weight of the inner wrapper. 20. The cigar according to claim 17, characterized in that it includes up to about 30% by weight of a humectant in the inner wrapper. twenty-one . The cigar according to claim 20, characterized in that the humectant is selected from the group consisting of glycerin and propylene glycol. 22. The cigar according to claim 1, characterized in that the binder is selected from the group consisting of alginate, guar, xanthan, acacia, pectin, other gums, modified cellulose compounds, and hydrocolloid-based compounds. 23. The cigar according to claim 22, characterized in that the alginate is sodium alginate. The cigar according to claim 17, characterized in that the wood pulp is up to about 60% by weight of the reconstituted tobacco sheet. 25. The cigar according to claim 17, characterized in that the binder is up to 20% by weight of the reconstituted tobacco sheet. 26. A sheet of reconstituted tobacco characterized in that it comprises up to about 80% by weight of wood pulp, up to about 30% by weight of binder, and up to about 80% by weight of tobacco. 27. The sheet according to claim 26, characterized in that the wood pulp is up to about 60% by weight. 28. The sheet according to claim 26, characterized in that the binder is up to about 20% by weight. 29. The sheet according to claim 26, characterized in that it includes up to about 30% by weight of flavor. 30. The sheet according to claim 29, characterized in that the flavor is from 3% to 5% by weight. 31 The sheet according to claim 26, characterized in that it includes up to about 30% by weight of a humectant. 32. The sheet according to claim 26, characterized in that the humectant is selected from the group consisting of glycerin and propylene glycol. 33. The sheet according to claim 26, characterized in that the binder is selected from the group consisting of alginate, guar, xanthan, acacia, pectin, other gums, modified cellulose compounds, and hydrocolloid-based compounds. 34. The sheet according to claim 33, characterized in that the alginate is sodium alginate. 35. The sheet according to claim 26, characterized in that the reconstituted tobacco sheet is formed in a plurality of longitudinal strips, the strips are inserted in a cigar adjacent to a tobacco column. 36. The sheet according to claim 35, characterized in that the plurality of longitudinal strips are a first strip and a second strip placed equidistant from one another. 37. A process for making a sheet of reconstituted tobacco, characterized in that it comprises the steps of: preparing a paste containing tobacco particles and an aqueous solvent; extract the paste at approximately 56 ° C for approximately 30 minutes; Separate the paste in an extract with water-soluble compounds and solid portion; mix the solid portion with wood pulp, wherein the wood is up to about 80% by weight; forming the solid portion in a sheet of reconstituted tobacco on a Fourdriner paper wire machine; centrifuge and concentrate the extract; adding a first binder to the extract, wherein the first binder is up to about 30% by weight; adding a humectant to the extract, wherein the humectant is up to about 30% by weight; Apply the extract to the reconstituted tobacco sheet and dry; divide the reconstituted tobacco sheet into elongated strips; and inserting a plurality of elongated strips into a cigar adjacent to a tobacco column. 38. The process according to claim 37, characterized in that the tobacco particles and the aqueous solvent are in a ratio of about 1: 1 to about 1: 20. 39. The process according to claim 37, characterized in that the solid portion and the wood pulp are further mixed with a second binder, the second binder is up to about 30% by weight. 40. The process according to claim 39, characterized in that the second binder is selected from the group consisting of alginate, guar, xanthan, acacia, pectin, other gums, modified cellulose compounds, and hydrocolloid-based compounds. 41 The process according to claim 40, characterized in that the alginate is sodium alginate. 42. The process according to claim 37, characterized in that the extract is treated with absorbers. 43. The process according to claim 37, characterized in that the first binder is selected from the group consisting of alginate, guar, xanthan, acacia, pectin, other gums, modified cellulose compounds, and hydrocolloid-based compounds. 44. The process according to claim 43, characterized in that the alginate is sodium alginate. 45. The process according to claim 37, characterized in that the humectant is selected from the group consisting of glycerin and propylene glycol. 46. The process according to claim 37, characterized in that it includes the addition of up to about 30% by weight of a flavoring to the extract. 47. The process according to claim 46, characterized in that the extract contains from about 3% to about 5% by weight of the flavor. 48. The process according to claim 37 includes the addition of an inert filler to the solid portion before forming the reconstituted tobacco sheet on the Fourdriner paper wire machine. 49. The process according to claim 48, characterized in that the inert filler is selected from the group consisting of carbon, chitosan, liposan, or combinations thereof. 50. The process according to claim 37, characterized in that it includes the step of applying a third binder solution to the subsequent reconstituted tobacco sheet, wherein the binder is selected from the group consisting of alginate, guar, xanthan, acacia, pectin, other gums, modified cellulose compounds, and hydrocolloid-based compounds.
MXMX/A/2007/001037A 2004-07-30 2007-01-25 Modified reconstituted tobacco sheet MX2007001037A (en)

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Application Number Priority Date Filing Date Title
US10909040 2004-07-30

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MX2007001037A true MX2007001037A (en) 2008-10-03

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