CN105167176A - Composite tobacco humectant and composite tobacco humectant preparation method and application of composite tobacco humectant - Google Patents

Abstract

The invention discloses a composite tobacco humectant and its preparation method and application. The composite tobacco humectant uses water as a solvent, and the solute is one of the blocking humectants, water-absorbing humectants and hydrating humectants. At least two, and at least one of the solutes is a blocking humectant. The water-absorbing moisturizing agent is a plant extract, and the plant is at least one of chrysanthemum, loquat leaf, copper algae, Ulva sliver or centipede algae. The blocking humectant is at least one of corn oil and olive oil. The hydrating humectant is at least one of magnesium acetate, magnesium lactate, and magnesium glycerophosphate. The compound tobacco humectant provided by the invention has convenient and easy-to-obtain raw materials, low price, simple operation, easy control, low cost, no pollution, no need to change the processing technology of existing cigarettes, and good industrial applicability.

Description

A kind of composite tobacco humectant and its preparation method and application

technical field

The invention relates to the technical field of cigarettes, in particular to a composite tobacco humectant and its preparation method and application.

Background technique

The moisture retention performance of cigarettes is an important factor affecting the aroma, flavor and smoking comfort of cigarettes, and it is an important foundation and guarantee for building the core technology of Chinese-style cigarettes. In the cigarette production process, in order to improve the physical properties of tobacco, enhance the processing resistance of tobacco, and reduce the crushing during processing, it is usually necessary to add a humectant with moisturizing effect. Adding humectants to tobacco leaves (blades) and shredded tobacco can improve the physical properties of shredded tobacco, increase toughness, maintain moisture, increase the softness of tobacco leaves (leaf) and shredded tobacco, reduce crushing and loss during processing, and benefit product aroma Transparency plays a very important role in tobacco quality.

At present, the physical humectants of cigarettes in China are generally glycerin, propylene glycol, sorbitol, xylitol, hyaluronic acid, pectin, etc., which are all hygroscopic physical humectants. The main purpose is to maintain the moisture content of shredded tobacco during processing. Improve the processing resistance of shredded tobacco, but the effect of maintaining the moisture content of finished cigarettes and improving the comfort of smoking is not ideal.

In the prior art, although there are many studies on physical moisturizers, they are generally limited to polyhydroxy hygroscopic substances in nature, and the ideal moisturizing effect cannot be achieved only by hygroscopic physical moisturizers. For example, the invention patent document with the authorized publication number CN101803801B discloses a humectant for cigarettes, the formula of which includes purified water, glycerin, multi-carbon fatty alcohol and multi-carbon fatty acid, wherein the content of pure water is 1-17 parts by weight, glycerin The content is 1-27 parts by weight, the content of multi-carbon fatty alcohol is 28-65 parts by weight, and the content of multi-carbon fatty acid is 15-85 parts by weight.

In order to achieve the ideal moisturizing effect, various moisturizing mechanisms should be combined, and different types of physical humectants such as water absorption, blocking, and hydration should be used comprehensively to develop a product that can improve both physical quality and sensory quality. Required new tobacco humectants.

Contents of the invention

The invention provides a composite tobacco humectant, which is low in cost and simple in preparation method, achieves dual functions of moisturizing and moisture-proof without changing the existing cigarette processing technology, and can improve the dry feeling of mouthfeel and improve the smoking quality of cigarettes .

A composite tobacco humectant, which uses water as a solvent, and the solute is at least two of blocking humectants, water-absorbing humectants, and hydrating humectants, and at least one of the solutes is blocking humectants. emollient.

In the present invention, the blocking humectant, the water-absorbing humectant, and the hydrating humectant are used in conjunction with each other, and different moisturizing mechanisms are combined to achieve an ideal moisturizing effect, and the obtained composite tobacco humectant is applied to cigarettes Among them, it can achieve the dual effects of moisturizing and moisture-proof, and the taste is no longer dry, and the quality of smoking is good.

The compound tobacco humectant provided by the invention has following several types:

(1) Water is used as a solvent, and the solute is a blocking humectant, a water-absorbing humectant and a hydrating humectant.

(2) Water is used as a solvent, and the solute is a blocking humectant and a water-absorbing humectant.

(3) Water is used as a solvent, and the solute is a blocking humectant and a hydrating humectant.

Preferably, the water-absorbing humectant is a plant extract, and the plant is at least one of chrysanthemum chrysanthemum, loquat leaf, copper algae, Ulva sliver or centipede algae.

The water-absorbing humectant is a polysaccharide extracted from plants, and the preparation method of the plant extract is as follows:

(1) Washing, drying and pulverizing the plants to obtain powder;

(2) After mixing the powder with water, microwave extraction for 10 to 30 minutes, and then successively undergo centrifugation, concentration, alcohol precipitation and freeze-drying to obtain the plant extract.

After the plants are washed and dried, in order to further ensure the sufficient removal of water, the plants can be further dried at 50-60°C.

The particle size of the plant powder is 20-100 mesh (manufactured by Tyler), and the mass ratio of powder and water mixed is 1:40-70.

The microwave power is 200-300W. After the microwave extraction is completed, it is centrifuged at a high speed at 10,000 rpm, filtered and concentrated to 0.06-0.1 of the original volume.

The ethanol aqueous solution with a volume fraction of 75% is used for alcohol precipitation, and the mass ratio of the volume of the filtered concentrate to the ethanol aqueous solution is 5:95-100.

After mixing and stirring the filtered concentrated solution and ethanol water solution evenly, let it stand still for 8-12 hours, centrifuge at 4000 rpm for 15 minutes, and freeze-dry to obtain the plant extract, that is, plant polysaccharide.

Preferably, the blocking humectant is at least one of corn oil and olive oil. The hydrating humectant is at least one of magnesium acetate, magnesium lactate, and magnesium glycerophosphate.

Preferably, the water content in the composite tobacco humectant is 97-99.7%.

In the composite tobacco humectant, when the solute is a blocking humectant, a water-absorbing humectant, and a hydrating humectant, the mass ratio of the blocking humectant, water-absorbing humectant, and hydrating humectant 0.01 to 1: 0.01 to 1: 0.01 to 1.

Further preferably, in the composite tobacco humectant, when the solute is a blocking humectant, a water-absorbing humectant, and a hydrating humectant, the blocking humectant, the water-absorbing humectant, and the hydrating humectant The mass ratio is 0.5:0.01～1:0.01～1.

Most preferably, the composite tobacco humectant consists of 0.01% olive oil, 0.01% Ulva schistus extract, 0.05% magnesium acetate and 99.93% water. Each percentage is the ratio of the corresponding solute to the total mass of the compound tobacco humectant.

Most preferably, the composite tobacco humectant consists of 0.01% olive oil, 0.01% Ulva schistus extract, 0.01% magnesium acetate and 99.97% water.

In the composite tobacco humectant, when the solute is a blocking humectant and a water-absorbing humectant, the mass ratio of the blocking humectant to the water-absorbing humectant is 0.01-1:0.01-1.

Further preferably, in the composite tobacco humectant, when the solute is a blocking humectant and a water-absorbing humectant, the mass ratio of the blocking humectant to the water-absorbing humectant is 0.5:0.01-1.

Most preferably, the composite tobacco humectant consists of 0.01% haliconia extract, 0.01% olive oil and 99.98% water.

In the composite tobacco humectant, when the solute is a blocking humectant and a hydrating humectant, the mass ratio of the blocking humectant to the hydrating humectant is 0.01-1:0.01-1.

Further preferably, in the composite tobacco humectant, when the solute is a blocking humectant and a hydrating humectant, the mass ratio of the blocking humectant to the hydrating humectant is 0.5:0.01˜1.

Most preferably, the composite tobacco humectant consists of 0.01% olive oil, 0.01% magnesium acetate and 99.98% water. Each percentage is the ratio of the corresponding solute to the total mass of the compound tobacco humectant.

The composite tobacco humectant provided by the invention has hydrophilic water-retaining substances and hydrophobic water-insulating substances, and the hydrophilic physical humectant can be combined with water to lock moisture; the hydrophobic physical humectant plays a role of moisture barrier , forming a layer of water-proof film on the surface of tobacco leaves to form a water-proof effect.

The present invention rationally compound the physical moisturizer to develop a new type of physical moisturizer that can improve the physical quality and meet the sensory quality requirements. The pyrolysis product of the tobacco moisturizer provided by the present invention contains a variety of Tobacco flavoring substances and special flavoring furans, ketones, and esters can significantly improve the smoking taste.

The present invention also provides a preparation method of the composite tobacco humectant, comprising the following steps:

(1) uniformly mixing the water-absorbing moisturizer and/or the hydrating moisturizer with water to obtain the first component;

Mix the blocking humectant and water evenly to obtain the second component;

(2) According to the distribution ratio of each component, the first component and the second component are uniformly mixed to obtain the composite tobacco humectant.

The invention also provides a cigarette, which is obtained by spraying the composite tobacco humectant on shredded tobacco, blending shreds, balancing and rolling.

The composite tobacco humectant provided by the invention is applied to cigarettes, which can make the aroma of the smoke plump and transparent, fine and round, improve the aroma quality and enhance the sense of body fluid when smoking cigarettes, and improve the moisture retention of cigarette products to a certain extent Insufficient shortcomings have practical production significance and value.

Compared with prior art, the present invention has following advantage:

The compound tobacco humectant provided by the invention has convenient and easy-to-obtain raw materials, low price, simple operation, easy control, low cost, no pollution, no need to change the processing technology of existing cigarettes, and good industrial applicability.

Description of drawings

Fig. 1 is the graph of embodiment 1～4 and contrast dehydration rate under low humidity condition;

Fig. 2 is the graph of embodiment 1～4 and contrast water absorption rate under high humidity condition;

Fig. 3 a is the dehydration rate curve graph of embodiment 1～4 and contrast 6 hours under low-humidity condition;

Fig. 3b is the water loss rate curve graph of embodiment 1～4 and contrast 24 hours under low humidity condition;

Fig. 3c is the dehydration rate curve graph of embodiment 1～4 and contrast 30 hours under low-humidity condition;

Fig. 3d is the water loss rate curve graph of Examples 1-4 and the control under low humidity conditions for 48 hours;

Fig. 4a is the curve graph of the water absorption rate of Examples 1-4 and the control under high humidity conditions for 6 hours;

Fig. 4b is the curve graph of the water absorption rate of Examples 1-4 and the control under high humidity conditions for 24 hours;

Fig. 4c is a graph of the water absorption rate of Examples 1-4 and the control under high humidity conditions for 30 hours;

Fig. 4d is a graph of the water absorption rate of Examples 1-4 and the control under high humidity conditions for 48 hours.

Detailed ways

Examples of the present invention are given below, but the present invention is not limited by the examples.

Example 1

The composition of 1000mg compound tobacco humectant is as shown in table 1:

Table 1

Composition mass (mg) Ulva sliver extract 10 olive oil 10 Magnesium acetate 10 Deionized water 970

Preparation:

a. Accurately weigh 10 mg of Ulva lobata extract, add deionized water and stir to mix evenly to obtain the first component for later use;

b. Accurately weigh 10 mg of olive oil and 10 mg of magnesium acetate, add deionized water, stir evenly, and obtain the second component for later use;

c. According to the ratio, add the first component to the second component, add an appropriate amount of deionized water, heat and stir evenly, and prepare moisturizer 1.

Weighed 2.0 mg of compound tobacco humectant, put it in the pyrolysis injection needle tube, and carried out the pyrolysis experiment. The pyrolysis results showed that there were 152 kinds of pyrolysis products, which contained a variety of tobacco aroma substances and special aroma-enhancing furans, ketones, etc. class, and ester compounds.

Weigh the composite tobacco humectant according to 1% of the mass of the shredded tobacco, spray it on the shredded tobacco and roll it into cigarette sticks, balance at constant temperature (22±1°C) and constant humidity (relative humidity 60±2%) for 48 hours, and obtain the sensory evaluation of the cigarette The result of smoking is: the shape of the smoke is delicate and round, the softness is increased, the sense of body fluid is enhanced, and the amount of aroma is increased.

Example 2

The composition of 1000mg compound tobacco humectant is as shown in table 2:

Table 2

Composition mass (mg) Magnesium acetate 10 olive oil 10 Deionized water 980

Preparation:

a. Accurately weigh 10 mg of magnesium acetate, add deionized water and stir to mix evenly to obtain the first component for later use;

b. Accurately weigh 10 mg of olive oil, add deionized water, stir evenly, and obtain the second component for later use;

c. According to the ratio, add the first component to the second component, add an appropriate amount of deionized water, heat and stir evenly, and prepare moisturizer 2.

Weighed 2.0 mg of compound tobacco humectant, put it in the pyrolysis injection needle tube, and carried out the pyrolysis experiment. The pyrolysis results showed that there were 158 kinds of pyrolysis products, which contained various tobacco aroma substances and special aroma-enhancing furans, Ketones, and esters.

Weigh the composite tobacco humectant according to 1% of the mass of the shredded tobacco, spray it on the shredded tobacco and roll it into cigarette sticks, balance at constant temperature (22±1°C) and constant humidity (relative humidity 60±2%) for 48 hours, and obtain the sensory evaluation of the cigarette The result of inhalation is: the aroma is full, the aroma volume and fineness are enhanced, and the dryness is reduced.

Example 3

The composition of 1000mg compound tobacco humectant is as shown in table 3:

table 3

Composition mass (mg)

olive oil 10 Hazelnut Extract 10 Deionized water 980

Preparation:

a. Accurately weigh 10 mg of olive oil, add deionized water and stir to mix evenly to obtain the first component for later use;

b. Accurately weigh 10 mg of chrysanthemum chrysanthemum extract, add deionized water, stir evenly, and obtain the second component for later use;

c. According to the ratio, add the first component to the second component, add an appropriate amount of deionized water, heat and stir evenly, and prepare the humectant 3.

Weighed 2.0 mg of composite tobacco humectant, placed it in a pyrolysis injection needle tube, and carried out a thermal cracking experiment. The thermal cracking results showed that there were 132 kinds of cracking products, which contained various tobacco aroma substances and special aroma-enhancing furans, Ketones, and esters.

Weigh the composite tobacco humectant according to 1% of the mass of the shredded tobacco, spray it on the shredded tobacco and roll it into cigarette sticks, balance at constant temperature (22±1°C) and constant humidity (relative humidity 60±2%) for 48 hours, and obtain the sensory evaluation of the cigarette The result of smoking is: the shape of the smoke is delicate and round, the softness increases, the dryness decreases, and the aroma increases.

Example 4

The composition of 1000mg compound tobacco humectant is as shown in table 4:

Table 4

Composition mass (mg) Ulva sliver extract 10 Magnesium acetate 50 olive oil 10 Deionized water 930

Preparation:

a. Accurately weigh 10 mg of Ulva lobula extract and 50 mg of magnesium acetate, add deionized water and stir to mix evenly to obtain the first component for later use;

b. Accurately weigh 10 mg of olive oil, add deionized water, stir evenly, and obtain the second component for later use;

c. According to the ratio, add the first component to the second component, add an appropriate amount of deionized water, heat and stir evenly, and prepare moisturizer 4.

Weighed 2.0 mg of compound tobacco humectant, put it in the pyrolysis injection needle tube, and carried out the pyrolysis experiment. The pyrolysis results showed that there were 127 kinds of pyrolysis products, which contained various tobacco aroma substances and special aroma-enhancing furans, Ketones, and esters.

Weigh the composite tobacco humectant according to 1% of the mass of the shredded tobacco, spray it on the shredded tobacco and roll it into cigarette sticks, balance at constant temperature (22±1°C) and constant humidity (relative humidity 60±2%) for 48 hours, and obtain the sensory evaluation of the cigarette The result of inhalation is: the amount of aroma increases, the aroma is delicate and soft, the aroma quality is improved, and the dryness is reduced.

In embodiment 1 and embodiment 4, the preparation method of lobular Ulva extract is as follows:

Wash the whole plant of Ulva lobula, dry it in the air, then dry it at 60°C, and crush it to 80 mesh (manufactured by Taylor). Extract for 30 minutes, then centrifuge at 10,000rpm at high speed, filter and concentrate to 1/10 of the original volume, and then use ethanol aqueous solution with a volume fraction of 75% for alcohol precipitation. The mass ratio of ethanol aqueous solution to filtered and concentrated solution is 5:95 , stirred, left standing for 8-12h, centrifuged and precipitated at 4000r/min for 15min, and freeze-dried to obtain crude polysaccharide, that is, Ulva schistus extract.

In Example 3, the preparation method of the chrysanthemum chrysanthemum extract is as follows:

Wash the whole plant of Chrysanthemum chrysanthemum, dry it in the air, then dry it at 60°C, and crush it to 80 mesh (manufactured by Taylor). Under the condition of 250W, extract for 30min, then centrifuge at a high speed at 10000rpm, filter and concentrate to 1/10 of the original volume, and then use ethanol aqueous solution with a volume fraction of 75% for alcohol precipitation. The mass ratio of ethanol aqueous solution to the filtered and concentrated solution is 5 : 95, stirred, let stand for 8-12h, centrifuged and precipitated at 4000r/min for 15min, and freeze-dried to obtain crude polysaccharide, that is, the chrysanthemum extract.

In each embodiment, the conditions for thermally cracking the composite tobacco humectant are as follows:

The initial temperature is 100°C (hold for 5s); the heating rate is 20°C/ms; the pyrolysis gas atmosphere is 9% O ₂ ; the final temperature is 900°C (hold for 5s).

The conditions for pyrolysis products to be analyzed by GC-MS are as follows:

DB-5MS capillary column, size 60m×0.25mm×1μm; inlet temperature: 280°C; carrier gas and flow rate: He, constant flow, 1mL/min; split ratio 50:1; transfer line temperature 280°C; program Heating: 40°C (hold for 1min) -5°C/min speed rise to -280°C (hold for 10min); ion source temperature is 230°C; quadrupole temperature is 150°C; solvent delay is 3min; ionization mode is EI; ionization energy It is 70eV; the scanning range is 35～500amu; the scanning mode is full scanning.

The humectants provided by Examples 1 to 4 have 50 identical cracking products, many of which are tobacco flavoring substances and special flavoring compounds, such as cyclopentadiene, 2-butanone, 3-methyl-1- Cyclopentene, methylcyclopentane, vinylcyclopentane, 3-penten-2-one, methylenecyclohexane, decanoic acid, 1-tetradecene, 10-undecenoic acid, oleyl alcohol .

The pyrolysis product of the humectant provided by the present invention contains a variety of tobacco aroma-inducing substances and special aroma-enhancing furans, ketones, and ester compounds. When applied to cigarettes, it can make the smoke aroma full, transparent, fine and round, The aroma is improved and the sense of body fluid is enhanced.

When carrying out sensory evaluation and smoking experiments in each embodiment, the evaluation and smoking of each sample needs seven and more personnel to participate, two cigarette national judges, five and more provincial judges; evaluation and smoking refer to the national standard of the People's Republic of China (GB5606.4 -2005) "Cigarettes-Part4: Technical requirements for sense-evaluation" (Cigarettes-Part4: Technical requirements for sense-evaluation), issued on June 17, 2005 and implemented on January 1, 2006, by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China and the State Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China Published by the Standardization Management Committee.

The calculation formula of moisture content change among the present invention is as follows:

Moisture content change rate = | initial moisture content - final moisture content | ÷ hours × 100%.

With the propylene glycol aqueous solution that is 0.01% by mass fraction as the control sample, the water loss rate of the humectant prepared in each embodiment and the control sample under low humidity conditions (the temperature is 22 ± 1 ° C, and the humidity is 40 ± 2%) is shown in Figure 1 As shown, the water absorption rate of the moisturizer prepared in each embodiment and the control sample under high humidity conditions (temperature is 22 ± 1, humidity is 80 ± 2%) is shown in Figure 2 .

As can be seen from Fig. 1 and Fig. 2, under low-humidity conditions (temperature is 22 ± 1 ℃, humidity is 40 ± 2%), the physical moisture retention performance of shredded tobacco adding the humectant of the present invention is better; Under the conditions (the temperature is 22±1, the humidity is 80±2%), the moisture-proof performance of the shredded tobacco added with the humectant of the present invention is better.

Under low humidity conditions, the water loss rates at 6 hours, 24 hours, 30 hours and 48 hours are shown in Figure 3a, Figure 3b, Figure 3c and Figure 3d respectively; under high humidity conditions, the water loss rates at 6 hours, 24 hours and 30 hours and the water absorption rates in 48 hours are shown in Figure 4a, Figure 4b, Figure 4c, and Figure 4d respectively; it can be seen from each figure that the water content of each sample decreases or rises faster than the control at 6h, 24h, 30h, and 48h. It shows that the humectant provided by the invention has good moisturizing and moisture-proof performance.

Claims (9)

1. a compound tobacco humectant, is characterized in that, take water as solvent, and solute is at least two kinds in blockading property humectant, water imbibition humectant, hydrability humectant, and has at least one to be blockading property humectant in solute.

2. compound tobacco humectant as claimed in claim 1, it is characterized in that, described water imbibition humectant is plant extracts, and plant is at least one in prostrate wedelia herb, loguat leaf, Sargassum horneri, sliver sea lettuce or centipede algae.

3. compound tobacco humectant as claimed in claim 1, is characterized in that, described in blockading property humectant be at least one in corn oil, olive oil.

4. compound tobacco humectant as claimed in claim 1, it is characterized in that, described hydrability humectant is at least one in magnesium acetate, magnesium lactate, magnesium glycerophosphate.

5. compound tobacco humectant as claimed in claim 2, it is characterized in that, the preparation method of plant extracts is as follows:

(1) plant cleaned, dry, pulverize, obtain powder;

(2), after being mixed with water by powder, Microwave Extraction 10 ~ 30min, then successively through centrifugal, concentrated, alcohol precipitation, freeze drying, obtains described plant extracts.

6. compound tobacco humectant as claimed in claim 1, it is characterized in that, in compound tobacco humectant, the content of water is 97 ~ 99.7%.

7. compound tobacco humectant as claimed in claim 6, it is characterized in that, in compound tobacco humectant, solute is blockading property humectant, water imbibition humectant and hydrability humectant time, the mass ratio of blockading property humectant, water imbibition humectant, hydrability humectant is 0.01 ~ 1:0.01 ~ 1:0.01 ~ 1.

8. a preparation method for the compound tobacco humectant as described in as arbitrary in claim 1 ~ 7, is characterized in that, comprise the following steps:

(1) water imbibition humectant and/or hydrability humectant are mixed with water, obtain the first component;

Blockading property humectant is mixed with water, obtains second component;

(2) according to each component proportion, the first component and second component are mixed, obtain described compound tobacco humectant.

9. a cigarette, is characterized in that, is sprayed on pipe tobacco by the compound tobacco humectant as described in as arbitrary in claim 1 ~ 7, through mixing silk, balancing, rolling, obtains cigarette.