CN112369644A - Preparation method of tobacco raw material and heating non-combustion cigarette with tobacco raw material - Google Patents

Preparation method of tobacco raw material and heating non-combustion cigarette with tobacco raw material Download PDF

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Publication number
CN112369644A
CN112369644A CN202011138127.1A CN202011138127A CN112369644A CN 112369644 A CN112369644 A CN 112369644A CN 202011138127 A CN202011138127 A CN 202011138127A CN 112369644 A CN112369644 A CN 112369644A
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tobacco
leaves
tobacco leaves
preparing
raw material
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Inventor
李丹
刘兴乐
杨俊鹏
张敦铁
王昊
庄虎
张钦
黄龙
张璟
吴勇
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China Tobacco Hubei Industrial LLC
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China Tobacco Hubei Industrial LLC
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Priority to CN202011138127.1A priority Critical patent/CN112369644A/en
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    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B3/00—Preparing tobacco in the factory
    • A24B3/12—Steaming, curing, or flavouring tobacco
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/18—Treatment of tobacco products or tobacco substitutes
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/18—Treatment of tobacco products or tobacco substitutes
    • A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
    • A24B15/30—Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B3/00—Preparing tobacco in the factory
    • A24B3/06—Loosening tobacco leaves or cut tobacco
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B3/00—Preparing tobacco in the factory
    • A24B3/18—Other treatment of leaves, e.g. puffing, crimpling, cleaning

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Manufacture Of Tobacco Products (AREA)

Abstract

The invention discloses a preparation method of a tobacco raw material and a heating non-combustion cigarette with the tobacco raw material. The preparation method of the tobacco raw material comprises the following steps: obtaining tobacco leaves, loosening and dampening; applying a liquid containing an atomizing agent to the remoistened tobacco leaves; placing the tobacco leaves applied with the liquid in a vacuum device for vacuum treatment; storing the tobacco leaves subjected to vacuum treatment for a period of time, and drying; and (4) shredding the dried tobacco leaves, and drying to obtain the tobacco raw materials. The cigarette comprises a filter rod and an atomized tobacco substrate section connected with the filter rod, wherein tobacco raw materials are arranged in the atomized tobacco substrate section. The invention can improve the loading capacity of the added atomizing agent, has good adsorption effect of the atomizing agent, and can prevent the atomizing agent from being adhered to the surface of tobacco shreds to influence the quality of the cigarette making production and the process, thereby expanding the application range of tobacco raw materials and improving the quality of the tobacco raw materials.

Description

Preparation method of tobacco raw material and heating non-combustion cigarette with tobacco raw material
Technical Field
The invention belongs to the technical field of heating non-combustion cigarettes, and particularly relates to a preparation method of a tobacco raw material and a heating non-combustion cigarette with the tobacco raw material.
Background
The heating non-combustion cigarette is one of the important components of the novel tobacco products. The cigarette which is not burnt after being heated has low temperature (below 500 ℃), and has less harmful substances compared with the tobacco, so the cigarette can meet the smoking requirement and satisfaction of consumers, and becomes a novel tobacco product with the most development potential.
At present, the raw materials of the cigarette which is not heated and combusted mainly comprise reconstituted tobacco, granular tobacco and flue-cured tobacco. The reconstituted tobacco is widely applied due to strong plasticity and high capacity of loading the atomizing agent and can keep the effective components of the tobacco, for example, the tobacco is reconstituted by a thick paste method in an orderly arrangement in an IQOS cigarette developed by Feymo tobacco company, the tobacco is reconstituted by a paper-making method in an Eclipse cigarette developed by Reynolds tobacco company, and the tobacco is reconstituted by a paper-making method in an unordered arrangement in a glo cigarette developed by England tobacco company. However, because the reconstituted tobacco needs to be added with the atomizing agent, the adhesive and the essence and the spice in the production and manufacturing process, the adhesive can be heated in the heating and smoking of the cigarette which is not burnt, and thus, the sensory quality and the smoking experience are both potentially influenced. The granular raw material is a sheet or granular cigarette raw material prepared by crushing and processing a tobacco raw material, but has the defects of large suction resistance fluctuation and unstable smoke. The tobacco shreds are prepared into cigarette raw materials by adding the atomizing agent, and although the loading capacity of the atomizing agent is not high, the tobacco shreds are relatively mature technical products and have the advantages of gloss, oil moisture, rich and fine fragrance, harmony, no miscellaneous gas, no irritation and high purity and comfort.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a preparation method of a tobacco raw material and a heating non-combustion cigarette with the tobacco raw material, which can improve the loading capacity of an added atomizing agent, have good adsorption effect of the atomizing agent and prevent the atomizing agent from being adhered to the surface of tobacco shreds to influence the cigarette making production and process quality.
In order to solve the technical problems, the invention adopts the following technical scheme: a preparation method of tobacco raw materials comprises the following steps: obtaining tobacco leaves, loosening and dampening; applying a liquid containing an atomizing agent to the remoistened tobacco leaves; placing the tobacco leaves applied with the liquid in a vacuum device for vacuum treatment; storing the tobacco leaves subjected to vacuum treatment for a period of time, and drying; and shredding the dried tobacco leaves, and drying to obtain the tobacco raw materials.
In a specific embodiment, the moisture content of the tobacco leaves after the moisture regain is 18% -22%; the temperature of the tobacco leaves after moisture regaining is 60-80 ℃.
In a particular embodiment, the remoistened tobacco leaves are stored for a period of time and the liquid is applied afterwards.
In a specific embodiment, the storage time of the remoistened tobacco leaves is 2-24 hours.
In a particular embodiment, the liquid comprises a first nebulant or a mixture of water and a second nebulant.
In a specific embodiment, when the liquid is the first atomizing agent, the mass percentage of the first atomizing agent is 25% to 30% based on the mass of the tobacco leaves after moisture regain.
In a specific embodiment, when the liquid is a mixture of the water and the second atomizing agent, the mass percentage of the second atomizing agent is 25% to 30% based on the mass of the tobacco leaves after moisture regain and the mass of the water, and the mass ratio of the water to the second atomizing agent is less than or equal to 10%.
In one embodiment, the liquid is heated at 60-80 ℃.
In a specific embodiment, the tobacco leaves applied with the liquid are placed in the vacuum device for 90-120 seconds; the vacuum degree of the vacuum device is 0.07-0.1 MPa.
In a specific embodiment, the storage time of the tobacco leaves after vacuum treatment is 2-72 hours.
In a specific embodiment, the drying treatment comprises drying with hot air; the temperature of the hot air is 85-105 ℃.
In a specific embodiment, the width of the cut tobacco leaves is 0.8-1 mm; the equilibrium moisture of the cut and dried tobacco leaves is 8-11%.
In one embodiment, the tobacco material is blended with other materials to form a blend for generating an atomized tobacco substrate segment; the content of the atomizing agent of the other raw materials is 15-25%.
In a particular embodiment, the other raw material comprises tobacco sheet and/or cut filler other than the tobacco raw material.
In a particular embodiment, the tobacco material is flavored.
In one embodiment, the tobacco material is flavored and then stored in a sealed condition for a period of time.
In a specific embodiment, the time for sealing and storing the flavored tobacco raw materials is 4-72 hours.
In a specific embodiment, the flavoring proportion of the tobacco raw material is 0.6-0.8%.
In a particular embodiment, the tobacco material and the other material are flavored.
In one embodiment, the tobacco material and the other material are flavored and then stored in a sealed environment for a period of time.
In a specific embodiment, the time for sealing and storing the tobacco raw material and the other raw materials after flavoring is 4-72 hours.
In a specific embodiment, the flavoring ratio of the tobacco raw material to the other raw materials is 0.6-0.8%.
In a particular embodiment, the tobacco material is stored in a sealed manner for a period of time.
In one embodiment, the tobacco material is stored in a sealed manner for 4 to 72 hours.
In a specific embodiment, the tobacco leaves after the liquid is applied are placed in a container, and the container is placed in the vacuum device for vacuum treatment after being covered.
In one embodiment, the container is food grade 304 stainless steel.
A cigarette which is not combusted by heating comprises a filter rod and an atomized tobacco substrate section connected with the filter rod, wherein the tobacco raw material is arranged in the atomized tobacco substrate section.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the preparation method of the tobacco raw material, the atomization agent is applied, the tobacco shreds are subjected to vacuum treatment, the tobacco shreds are added with the atomization agent, the adding proportion of the added atomization agent, the vacuum treatment time and the vacuum degree can be flexibly adjusted, so that the loading capacity of the tobacco shreds added with the atomization agent can be improved, the adsorption effect of the atomization agent is good, and the atomization agent can be prevented from being adhered to the surfaces of the tobacco shreds to influence the rolling production and the process quality.
2. According to the preparation method of the tobacco raw material, the tobacco leaves after vacuum treatment are stored for a period of time and are dried, so that the absorption of the atomizing agent can be promoted, the atomizing agent with unabsorbed surfaces can be dried, the surface viscosity of the tobacco leaves is prevented from being too high, the maintenance cost and the labor intensity of operation and maintenance are reduced, the subsequent production and processing are facilitated, and the on-machine adaptability of the material is improved.
3. The tobacco raw material prepared by the preparation method of the tobacco raw material can improve smoking experience by adding fragrance.
4. The tobacco raw material prepared by the preparation method of the tobacco raw material is mixed with other raw materials to form an atomized tobacco matrix section, so that the filling value of the heated non-combustible cigarette can be improved, the cigarette structure and the sensory quality are improved, and the smoking experience is good.
5. The tobacco raw material prepared by the preparation method of the tobacco raw material is blended with other raw materials and then flavored, so that the filling value of the cigarette which is not combusted during heating can be improved, the cigarette structure is improved, the sensory quality can be further improved, and the smoking experience is further improved.
6. The tobacco raw material prepared by the preparation method of the tobacco raw material has wide application range and high quality.
7. The cigarette with the heating function and the non-combustion function is simple in structure, convenient to use and good in smoking experience.
Drawings
FIG. 1 shows a schematic structural diagram of one embodiment of a method of making tobacco material according to the present invention.
Detailed Description
The invention will be further described with reference to examples of embodiments shown in the drawings.
As shown in fig. 1, the preparation method of the tobacco material of the present invention comprises the following steps:
(1) the tobacco leaves are obtained and loosened and remoistened, so that the moisture and the temperature of the tobacco leaves can be increased.
(2) And applying a liquid containing an atomizing agent to the remoistened tobacco leaves.
(3) The tobacco leaves applied with the liquid are placed in a vacuum device for vacuum treatment, so that the absorption of the atomizing agent can be promoted.
(4) The tobacco leaves after vacuum treatment are stored for a period of time and are dried, so that the absorption of the atomizing agent can be further promoted, the unabsorbed atomizing agent is dried, and the surface viscosity of the tobacco leaves is prevented from being too high. Wherein, the water content and the temperature of the tobacco leaves after the vacuum treatment can reach the equilibrium state after the tobacco leaves after the vacuum treatment are stored for a period of time.
(5) And (4) shredding the dried tobacco leaves, and drying to obtain the tobacco raw materials.
In one embodiment, the tobacco leaves are sliced before being loosened and remoistened, so that the remoistening effect can be improved.
In a specific embodiment, the moisture content of the tobacco leaves after moisture regain is 18% to 22%. The temperature of the tobacco leaves after moisture regaining is 60-80 ℃.
In a specific embodiment, the tobacco leaves after being remoistened are stored for a period of time, and then the liquid is applied, so that the temperature and the moisture of the tobacco leaves after being remoistened are in a balanced state, and the capacity of loading the atomizing agent can be further improved.
In a specific embodiment, the storage time of the remoistened tobacco leaves is 2-24 hours, so that the moisture and the temperature of the remoistened tobacco leaves can be ensured to be in a fully balanced state.
In a particular embodiment, the liquid comprises a first nebulant or a mixture of water and a second nebulant.
In a specific embodiment, when the liquid is the first atomizing agent, the mass percentage of the first atomizing agent is 25% to 30% based on the mass of the tobacco leaves after moisture regain, so that the atomizing effect can be improved.
In a specific embodiment, when the liquid is a mixture of water and the second atomizing agent, the mass percentage of the second atomizing agent is 25-30% based on the mass of the tobacco leaves after moisture regain and the mass of the water, and the mass ratio of the water to the second atomizing agent is less than or equal to 10%, so that the atomizing effect can be improved.
In a particular embodiment, the first nebulant and/or the second nebulant comprises glycerol and/or glycerol.
In a specific embodiment, the liquid is heated at 60-80 ℃, so that the viscosity of the liquid can be reduced, and the absorption of the atomizing agent can be promoted.
In a specific embodiment, the tobacco leaves applied with the liquid are placed in the vacuum device for 90-120 seconds, so that the atomizing agent can be sufficiently absorbed. The vacuum degree of the vacuum device is 0.07-0.1 MPa, and the absorption effect of the atomizing agent can be improved.
In a specific embodiment, the storage time of the tobacco leaves after vacuum treatment is 2-72 hours, which can ensure that the moisture and the temperature of the tobacco leaves after vacuum treatment can fully reach a balanced state.
In a specific embodiment, the drying treatment comprises drying with hot air, which not only promotes the absorption of the aerosol, but also dries the surface of the tobacco leaves, preventing excessive aerosol from adhering to the tobacco leaf surface. The temperature of the hot air is 85-105 ℃.
In a specific embodiment, the cut tobacco leaves have a width of 0.8 to 1 mm.
In a specific embodiment, the equilibrium moisture of the cut and dried tobacco leaves is 8-11%.
In a specific embodiment, the dried tobacco leaves are subjected to HT (tobacco grinding) after being shredded, and are dried, so that the tobacco shreds can be uniformly mixed, the smoking is smoother, and the smoking experience can be improved.
In a specific embodiment, the tobacco raw material is blended with other raw materials to form a blend for generating the atomized tobacco substrate segment, so that the filling value of the heated non-combustible cigarette can be improved, the cigarette structure and the sensory quality (no empty head defect, good aesthetic property) can be improved, and the smoking experience is good.
In a specific embodiment, the content of the atomizing agent in other raw materials is 15% -25%, so that the atomizing effect can be improved.
In a particular embodiment, the other raw material atomizing agent comprises glycerin and/or glycerol.
In a particular embodiment, the other raw materials include tobacco sheets and/or cut filler other than tobacco raw materials.
In one particular embodiment, the tobacco material is flavored and the smoking experience is good.
In a specific embodiment, the tobacco raw material is flavored and then stored in a sealed manner for a period of time, so that the moisture and the temperature of the flavored tobacco raw material can reach an equilibrium state, and the subsequent processes of the tobacco raw material can be conveniently carried out. For example, a multi-component composite filter rod is rolled and attached to a cigarette making machine to form a heat non-combustible cigarette.
In a specific embodiment, the time for flavoring and sealing the tobacco raw material is 4-72 hours, so that the moisture and the temperature of the flavored tobacco raw material can be ensured to be in a fully balanced state.
In a specific embodiment, the flavoring proportion of the tobacco raw material is 0.6-0.8%, and the flavoring effect is good.
In a particular embodiment, flavoring of tobacco and other materials can further enhance the smoking experience.
In a specific embodiment, the tobacco raw material and other raw materials are subjected to flavoring and then are stored in a sealed manner for a period of time, so that the moisture and temperature of the flavored tobacco raw material and other raw materials can reach a balanced state, and the subsequent processes of the tobacco raw material can be conveniently carried out. For example, a multi-component composite filter rod is rolled and attached to a cigarette making machine to form a heat non-combustible cigarette.
In a specific embodiment, the time for flavoring and sealing the tobacco raw material and other raw materials is 4-72 hours, so that the moisture and temperature of the flavored tobacco raw material and other raw materials can be fully balanced.
In a specific embodiment, the flavoring proportion of the tobacco raw material and other raw materials is 0.6-0.8%, and the flavoring effect is good.
In a specific embodiment, the tobacco material is sealed and stored for a period of time, so that the moisture and temperature of the tobacco material can reach an equilibrium state, and the subsequent processes of the tobacco material can be facilitated. For example, a multi-component composite filter rod is rolled and attached to a cigarette making machine to form a heat non-combustible cigarette.
In a specific embodiment, the time for hermetically storing the tobacco raw material is 4-72 hours, which can ensure that the moisture and the temperature of the tobacco raw material can fully reach an equilibrium state.
In a specific embodiment, the tobacco leaves after the liquid application are placed in a container, and the container is placed in a vacuum device for vacuum treatment after being taken out of the cover. The tobacco leaves with the liquid applied are placed in the container, so that the tobacco leaves with multiple qualities can be conveniently subjected to vacuum treatment at the same time, and the follow-up procedures of the tobacco leaves subjected to vacuum treatment are conveniently carried out. For example, the vacuum-treated tobacco leaves are stored for a period of time.
In a specific embodiment, the container is made of food-grade 304 stainless steel, and is safe and sanitary.
The cigarette comprises a filter tip and an atomized tobacco substrate section connected with the filter tip, wherein tobacco raw materials are arranged in the atomized tobacco substrate section.
Some specific examples are listed below:
example 1: flue-cured tobacco type A
Feeding tobacco flakes, unpacking, slicing, loosening and dampening, wherein the moisture content of the tobacco leaves after dampening is 18-22%, and the temperature is 60-80 ℃.
Storing the remoistened tobacco leaves for 2 hours, applying an atomizing agent, wherein the mass percentage of the applied atomizing agent is 30% and the temperature of the atomizing agent is 60-65 ℃ according to the mass of the added remoistened tobacco leaves as a base number.
The tobacco leaves after being applied with the atomizing agent are put into food grade 304 stainless steel, the cover is taken out, and then the tobacco leaves are conveyed into a vacuum device for vacuum treatment for 120 seconds, wherein the vacuum degree is 0.83 MPa.
And (4) storing the tobacco leaves subjected to vacuum treatment for 2 hours, and then drying the tobacco leaves at the hot air temperature of 105 ℃.
And (3) shredding the dried tobacco leaves, wherein the shredding width is 0.8-1.0 mm, and drying the tobacco leaves after shredding, wherein the equilibrium moisture of the shredded tobacco leaves is 9% -11%, and boxing and sealing.
The finished product raw material after being dried is used as a heating cigarette raw material to be mixed with the slice, the mixing proportion of the slice is 70 percent, and the proportion of the atomizing agent in the slice is 15 to 25 percent.
Perfuming the blended tobacco shreds according to the perfuming proportion of 0.6-0.8%, sealing and boxing the flavored blended tobacco shreds after perfuming, and storing the blended tobacco shreds for 8 hours.
The tobacco shred A (shown in Table 1) is obtained, and wrapped and attached with multi-element composite filter tip on cigarette making machine to make into cigarette (shown in Table 2).
TABLE 1 physical index of cured tobacco type A cut tobacco
Figure BDA0002737345520000071
TABLE 2 sensory evaluation Table
Serial number Evaluation index Evaluation of Remarks for note
1 Appearance of the product Without empty head defect
2 Fragrance Is more sufficient
3 Feeling of dryness Is a little bit
4 Burning sensation Is a little bit
5 Degree of cleanliness Relatively pure and comfortable
6 Degree of sweetness Is relatively sweet and moist
7 Stimulation of Is a little bit
8 Stiff head Medium and high grade
9 Concentration of Medium and high grade
Example 2: flue-cured tobacco type B
Feeding tobacco flakes, unpacking, slicing, loosening and dampening, wherein the moisture content of the tobacco leaves after dampening is 18-22%, and the temperature is 60-80 ℃.
Storing the remoistened tobacco leaves for 2 hours, applying an atomizing agent, wherein the mass percentage of the applied atomizing agent is 30% and the temperature of the atomizing agent is 60-65 ℃ according to the mass of the added remoistened tobacco leaves as a base number.
The tobacco leaves after being applied with the atomizing agent are put into food grade 304 stainless steel, the cover is taken out, and then the tobacco leaves are conveyed into a vacuum device for vacuum treatment for 120 seconds, wherein the vacuum degree is 0.83 MPa.
And (4) storing the tobacco leaves subjected to vacuum treatment for 2 hours, and then drying the tobacco leaves at the hot air temperature of 105 ℃.
And (3) shredding the dried tobacco leaves, wherein the shredding width is 0.8-1.0 mm, and drying the tobacco leaves after shredding, wherein the equilibrium moisture of the shredded tobacco leaves is 9% -11%, and boxing and sealing.
The finished product raw material after being dried is used as a heating cigarette raw material to be mixed with the slice, the mixing proportion of the slice is 50 percent, and the proportion of the atomizing agent in the slice is 15 to 25 percent.
Perfuming the blended tobacco shreds according to the perfuming proportion of 0.6-0.8%, sealing and boxing the flavored blended tobacco shreds after perfuming, and storing the blended tobacco shreds for 8 hours.
The tobacco shred B (shown in Table 3) was obtained, and wrapped and attached with multi-element composite filter tip on a cigarette making machine to make cigarette (shown in Table 4) which did not burn under heating.
TABLE 3 physical index of B-type tobacco shreds of flue-cured tobacco
Figure BDA0002737345520000081
TABLE 4 sensory evaluation Table
Serial number Evaluation index Evaluation of Remarks for note
1 Appearance of the product Without empty head defect
2 Fragrance Is more sufficient
3 Feeling of dryness Is a little bit
4 Burning sensation Is a little bit
5 Degree of cleanliness Relatively pure and comfortable
6 Degree of sweetness Is relatively sweet and moist
7 Stimulation of Is a little bit
8 Stiff head Medium and high grade
9 Concentration of Medium and high grade
Example 3: flue-cured tobacco type C
Feeding tobacco flakes, unpacking, slicing, loosening and dampening, wherein the moisture content of the tobacco leaves after dampening is 18-22%, and the temperature is 60-80 ℃.
Storing the remoistened tobacco leaves for 2 hours, applying an atomizing agent, wherein the mass percentage of the applied atomizing agent is 30% and the temperature of the atomizing agent is 60-65 ℃ according to the mass of the added remoistened tobacco leaves as a base number.
The tobacco leaves after being applied with the atomizing agent are put into food grade 304 stainless steel, the cover is taken out, and then the tobacco leaves are conveyed into a vacuum device for vacuum treatment for 120 seconds, wherein the vacuum degree is 0.83 MPa.
And (4) storing the tobacco leaves subjected to vacuum treatment for 2 hours, and then drying the tobacco leaves at the hot air temperature of 105 ℃.
And (3) shredding the dried tobacco leaves, wherein the shredding width is 0.8-1.0 mm, and drying the tobacco leaves after shredding, wherein the equilibrium moisture of the shredded tobacco leaves is 9% -11%, and boxing and sealing.
The finished product raw material after being dried is used as a heating cigarette raw material to be mixed with the slice, the mixing proportion of the slice is 30 percent, and the proportion of the atomizing agent in the slice is 15 to 25 percent.
Perfuming the blended tobacco shreds according to the perfuming proportion of 0.6-0.8%, sealing and boxing the flavored blended tobacco shreds after perfuming, and storing the blended tobacco shreds for 8 hours.
The tobacco shred C (shown in Table 5) was obtained, and wrapped and attached with multi-element composite filter tip on a cigarette making machine to make cigarette (shown in Table 6) which did not burn when heated.
TABLE 5 physical index of cured tobacco type A cut tobacco
Figure BDA0002737345520000091
TABLE 6 sensory evaluation Table
Serial number Evaluation index Evaluation of Remarks for note
1 Appearance of the product Without empty head defect
2 Fragrance Is more sufficient
3 Feeling of dryness Is a little bit
4 Burning sensation Is a little bit
5 Degree of cleanliness Relatively pure and comfortable
6 Degree of sweetness Is relatively sweet and moist
7 Stimulation of Is a little bit
8 Stiff head Medium and high grade
9 Concentration of Medium and high grade
Example 4: flue-cured tobacco type D
Feeding tobacco flakes, unpacking, slicing, loosening and dampening, wherein the moisture content of the tobacco leaves after dampening is 18-22%, and the temperature is 60-80 ℃.
Storing the remoistened tobacco leaves for 2 hours, applying an atomizing agent, wherein the mass percentage of the applied atomizing agent is 30% and the temperature of the atomizing agent is 60-65 ℃ according to the mass of the added remoistened tobacco leaves as a base number.
The tobacco leaves after being applied with the atomizing agent are put into food grade 304 stainless steel, the cover is taken out, and then the tobacco leaves are conveyed into a vacuum device for vacuum treatment for 120 seconds, wherein the vacuum degree is 0.83 MPa.
And (4) storing the tobacco leaves subjected to vacuum treatment for 2 hours, and then drying the tobacco leaves at the hot air temperature of 105 ℃.
And (3) shredding the dried tobacco leaves, wherein the shredding width is 0.8-1.0 mm, and drying the tobacco leaves after shredding, wherein the equilibrium moisture of the shredded tobacco leaves is 9% -11%, and boxing and sealing.
The finished product raw material after being dried is used as the raw material for heating cigarettes and is not mixed with the thin sheet.
The tobacco shreds are flavored with the flavoring proportion of 0.6-0.8%, sealed and boxed after flavoring, and stored for 8 hours.
The tobacco shred D (shown in Table 7) is obtained, and wrapped and attached with multi-element composite filter tip on a cigarette making machine to obtain a heated cigarette (shown in Table 8).
TABLE 7 physical index of cured tobacco type A cut tobacco
Figure BDA0002737345520000101
TABLE 8 sensory evaluation Table
Serial number Evaluation index Evaluation of Remarks for note
1 Appearance of the product Has a defect of empty head
2 Fragrance Sufficient (sufficient)
3 Feeling of dryness Is a little bit
4 Burning sensation Is a little bit
5 Degree of cleanliness Pure and comfortable
6 Degree of sweetness Is relatively sweet and moist
7 Stimulation of Is a little bit
8 Stiff head Medium and high grade
9 Concentration of Medium in the beginning and small behind
The protective scope of the present invention is not limited to the above-described embodiments, and it is apparent that various modifications and variations can be made to the present invention by those skilled in the art without departing from the scope and spirit of the present invention. It is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.

Claims (18)

1. A preparation method of tobacco raw materials is characterized by comprising the following steps:
obtaining tobacco leaves, loosening and dampening;
applying a liquid containing an atomizing agent to the remoistened tobacco leaves;
placing the tobacco leaves applied with the liquid in a vacuum device for vacuum treatment;
storing the tobacco leaves subjected to vacuum treatment for a period of time, and drying;
and shredding the dried tobacco leaves, and drying to obtain the tobacco raw materials.
2. The method for preparing a tobacco material according to claim 1, wherein the moisture content of the tobacco leaves after moisture regain is 18% to 22%; the temperature of the tobacco leaves after moisture regaining is 60-80 ℃.
3. A process for preparing a tobacco material according to claim 1 wherein the tobacco leaves after conditioning are stored for a period of time and the liquid is applied afterwards; and the storage time of the remoistened tobacco leaves is 2-24 hours.
4. A method of preparing a tobacco material as claimed in claim 1 wherein the liquid comprises a first nebulant or a mixture of water and a second nebulant.
5. The method for preparing the tobacco raw material according to claim 4, wherein when the liquid is the first atomizing agent, the mass percentage of the first atomizing agent is 25-30% based on the mass of the tobacco leaves after the moisture regain; or when the liquid is a mixture of the water and the second atomizing agent, the mass percentage of the second atomizing agent is 25-30% according to the mass of the tobacco leaves after moisture regain and the mass of the water as base numbers, and the mass ratio of the water to the second atomizing agent is less than or equal to 10%.
6. The method for producing a tobacco material according to claim 1, wherein the liquid is heated at 60 to 80 ℃.
7. A method of preparing a tobacco material according to claim 1 wherein the tobacco leaves to which the liquid is applied are placed in the vacuum apparatus for a period of 90 to 120 seconds; the vacuum degree of the vacuum device is 0.07-0.1 MPa.
8. The method for preparing a tobacco material according to claim 1, wherein the storage time of the tobacco leaves after the vacuum treatment is 2 to 72 hours.
9. The method of preparing a tobacco material according to claim 1, wherein the drying process includes drying with hot air; the temperature of the hot air is 85-105 ℃.
10. The method for preparing a tobacco material according to claim 1, wherein the cut tobacco leaves have a width of 0.8 to 1 mm; the equilibrium moisture of the cut and dried tobacco leaves is 8-11%.
11. A method of preparing a tobacco material as claimed in claim 1 wherein the tobacco material is blended with other materials to form a blend for use in the production of an atomised tobacco substrate segment; the content of the atomizing agent of the other raw materials is 15-25%.
12. A method of preparing a tobacco material according to claim 11 wherein the other material comprises tobacco sheet and/or cut filler other than the tobacco material.
13. The method of preparing a tobacco material according to claim 1, wherein the tobacco material is flavored; the tobacco raw materials are added with fragrance and then are stored for a period of time in a sealing way; the time for sealing and storing the flavored tobacco raw materials is 4-72 hours; the flavoring proportion of the tobacco raw material is 0.6-0.8%.
14. The method of preparing a tobacco material according to claim 11, characterized in that the tobacco material and the other material are flavored; the tobacco raw material and the other raw materials are added with fragrance and then are stored for a period of time in a sealing way; the time for sealing and storing the tobacco raw material and the other raw materials after flavoring is 4-72 hours; the flavoring proportion of the tobacco raw material and the other raw materials is 0.6-0.8%.
15. A method of preparing a tobacco material as claimed in claim 1, wherein the tobacco material is stored in a sealed condition for a period of time; the time for sealing and storing the tobacco raw materials is 4-72 hours.
16. A method of preparing a tobacco material according to claim 1 wherein the tobacco leaves after the application of the liquid are placed in a container and the container is capped and placed in the vacuum apparatus for vacuum treatment.
17. A method of preparing a tobacco material as claimed in claim 16 wherein the container is food grade 304 stainless steel.
18. A heating non-combustible cigarette, which is characterized by comprising a filter rod and an atomized tobacco substrate section connected with the filter rod, wherein the atomized tobacco substrate section is internally provided with a tobacco raw material according to any one of claims 1 to 17.
CN202011138127.1A 2020-10-22 2020-10-22 Preparation method of tobacco raw material and heating non-combustion cigarette with tobacco raw material Pending CN112369644A (en)

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