CN113439867B - Method for preparing reconstituted tobacco for heating non-combustible cigarettes by combining dry method and rolling method - Google Patents

Method for preparing reconstituted tobacco for heating non-combustible cigarettes by combining dry method and rolling method Download PDF

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CN113439867B
CN113439867B CN202110751384.0A CN202110751384A CN113439867B CN 113439867 B CN113439867 B CN 113439867B CN 202110751384 A CN202110751384 A CN 202110751384A CN 113439867 B CN113439867 B CN 113439867B
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dry
rolling
tobacco
reconstituted tobacco
fiber
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CN113439867A (en
Inventor
王艳青
祖萌萌
张晓龙
于国强
许红涛
王茹楠
李晓瑜
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Henan Cigarette Industrial Tobacco Slice Co ltd
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Henan Cigarette Industrial Tobacco Slice Co ltd
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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
    • A24B3/14—Forming reconstituted tobacco products, e.g. wrapper materials, sheets, imitation leaves, rods, cakes; Forms of such products
    • 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
    • A24B15/10—Chemical features of tobacco products or tobacco substitutes
    • A24B15/12—Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco
    • A24B15/14—Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco made of tobacco and a binding agent not derived from 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
    • A24B3/00—Preparing tobacco in the factory
    • A24B3/12—Steaming, curing, or flavouring tobacco

Abstract

The invention discloses a method for preparing reconstituted tobacco of cigarettes by heating and non-burning through combination of a dry method and a rolling method, which comprises the following steps: after fiber raw materials are subjected to non-hydrolysis fiber and fiber crushing, obtaining a fiber thin layer through dry forming, adding glue for shaping to obtain a dry fiber thin layer substrate, then coating, drying at low temperature and rolling to obtain dry reconstituted tobacco; rolling the raw materials to obtain wet sheet rolling method reconstituted tobacco; and unreeling the dry reconstituted tobacco until the dry reconstituted tobacco is attached to the wet reconstituted tobacco by a sheet rolling method, and carrying out rolling treatment and low-temperature drying treatment. The method combines the dry method and the rolling method, avoids the defects of insufficient processing resistance and quick dry smoke attenuation of the rolling method, reduces the crushing rate of the rolled cigarettes and improves the mouthfeel of the cigarettes. Moreover, the physical strength of the reconstituted tobacco for the non-combustible heating cigarette prepared by the method meets the requirements of ordered cigarette shredding and rolling, breaks through the single type of core materials of the existing ordered non-combustible heating cigarette, and enriches the types of non-combustible heating cigarettes.

Description

Method for preparing reconstituted tobacco for heating non-combustible cigarettes by combining dry method and rolling method
Technical Field
The invention relates to the field of reconstituted tobacco, in particular to a method for preparing reconstituted tobacco for heating non-combustible cigarettes by combining a dry method and a rolling method.
Background
The heating non-combustion tobacco products are an important branch of novel tobacco products, can quickly release tobacco extracts under low temperature conditions, achieve the same physiological strength as the conventional cigarettes during smoking and combustion, and release less harmful substances, so the tobacco products are pursued by consumers.
The core material of the cigarette is generally heated and non-combustible to use reconstituted tobacco, and the production method of the reconstituted tobacco can be generally divided into a rolling method, a thick pulp method, a wet paper-making method, a dry paper-making method and the like. The reconstituted tobacco by the roller pressing method has high density and good smoking stability, but the reconstituted tobacco by the roller pressing method has higher density, lower first smoke concentration during smoking and higher shredding and crushing rate, and can only be used in unordered heating non-combustible cigarettes at present. The reconstituted tobacco by the dry paper-making method is low in density, the smoke is quickly attenuated in the smoking process, the effective substances of the tobacco are lower than those of the reconstituted tobacco by the rolling method, but the reconstituted tobacco by the dry paper-making method is good in flexibility and good in processing resistance of the product.
The requirement on the processing resistance of the reconstituted tobacco is high, only the reconstituted tobacco prepared by a thick pulp method and a thick pulp paper-making method can be applied to the orderly heating non-combustible cigarette core material, and the two reconstituted tobacco are of a single type and have inherent defects.
Therefore, the technical problem to be solved in the field is solved by providing the reconstituted tobacco which has good processing resistance and slow smoke attenuation and can break through the single-type heating non-combustion cigarette core material of the orderly heating non-combustion cigarette.
Disclosure of Invention
The invention aims to provide a new technical scheme of a preparation method of reconstituted tobacco leaves of a heating non-combustion cigarette, which has good processing resistance and slow smoke attenuation and can be applied to orderly heating non-combustion cigarette core materials.
According to the first aspect of the invention, the method for preparing the reconstituted tobacco by heating and non-burning cigarettes by a dry method and a rolling method is provided.
The method for preparing the reconstituted tobacco by heating and non-burning cigarettes by combining the dry method and the rolling method comprises the following steps:
step (1): after fiber raw materials are subjected to non-hydrolysis fiber treatment and broken fiber treatment, a fiber thin layer is obtained through dry forming treatment;
step (2): adding glue to the fiber thin layer for shaping treatment to obtain a dry-method fiber thin layer substrate;
and (3): coating the dry-method fiber thin-layer substrate, drying at low temperature, and rolling to obtain dry-method reconstituted tobacco;
and (4): uniformly mixing tobacco powder, additional fibers, essence and spice, a smoke agent, carboxymethyl cellulose and water, and performing multi-stage rolling treatment to obtain the reconstituted tobacco by a wet sheet rolling method;
and (5): unreeling the dry reconstituted tobacco until the dry reconstituted tobacco is attached to the wet reconstituted tobacco by a rolling method to obtain composite reconstituted tobacco;
and (6): and (3) performing rolling treatment and low-temperature drying treatment on the composite reconstituted tobacco to obtain the reconstituted tobacco of the cigarette which is not burnt when being heated.
Optionally, the fiber raw material in the step (1) is softwood fiber.
Optionally, the dry-method fiber thin-layer substrate in the step (2) has a basis weight of 15-30g/m 2 。
Optionally, the coating weight of the coating treatment in the step (3) is 70-85g/m 2 。
Optionally, the coating liquid applied in step (3) includes tobacco powder, smoke agent, essence and flavor, and tobacco extract.
Optionally, the particle size of the smoke powder in the coating liquid of the coating treatment in the step (3) is 200-400 meshes, and the mass percentage content of the smoke agent is 10-15%.
Optionally, the particle size of the tobacco powder in the step (4) is 200-400 meshes, the mass of the additional fiber is 1-2% of the mass of the tobacco powder, the additional fiber is softwood pulp, and the beating degree is 20-42 0 SR, the viscosity of the carboxymethyl cellulose is 3500-4500Cp, and the mass of the carboxymethyl cellulose is 0.8-1.5% of the mass of the tobacco powder.
Optionally, the quantitative ratio of the tobacco leaves reproduced by the wet sheet rolling method in the step (4) is 90-150g/m 2 The water content is 25-30%.
Optionally, the mass percentage of the smoke agent in the step (4) is 13-18%.
Optionally, the rolling treatment in the step (6) adopts a steel roller, the pressure is 20-80N, the temperature of the low-temperature drying treatment is 80-100 ℃, and the moisture content after drying is 6-10%.
The method combines the dry method and the rolling method, avoids the defects of insufficient processing resistance and quick dry smoke attenuation of the rolling method, reduces the crushing rate of cigarette rolling and improves the taste of the cigarette. Moreover, the physical strength of the reconstituted tobacco for the non-combustible heating cigarette prepared by the method meets the requirements of ordered cigarette shredding and rolling, breaks through the single type of core materials of the existing ordered non-combustible heating cigarette, and enriches the types of non-combustible heating cigarettes.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
The method for preparing the reconstituted tobacco by heating and non-burning cigarettes by combining the dry method and the rolling method comprises the following steps:
step (1): after the fiber raw material is subjected to non-hydrolysis fiber treatment and broken fiber treatment, a fiber thin layer is obtained through dry forming treatment.
The fiber raw material in the step (1) can be softwood fiber.
Step (2): and adding glue to the fiber thin layer for shaping treatment to obtain the dry-process fiber thin layer substrate.
The dry fiber thin layer substrate in the step (2) has the quantitative rate of 15-30g/m 2 。
And (3): and coating the dry-process fiber thin-layer substrate, drying at low temperature, and rolling to obtain the dry-process reconstituted tobacco.
The coating amount of the coating treatment in the step (3) may be 70 to 85g/m 2 。
The coating liquid applied in step (3) may include tobacco powder, smoke agent, essence and perfume, and tobacco extract.
The particle size of the smoke powder in the coating liquid of the coating treatment in the step (3) can be 200-400 meshes, and the mass percentage content of the smoke agent can be 10-15%.
And (4): uniformly mixing tobacco powder, additional fibers, essence and spice, a smoke agent, carboxymethyl cellulose and water, and performing multi-stage rolling treatment to obtain the reconstituted tobacco by a wet sheet rolling method. The reconstituted tobacco by the wet sheet rolling method is not dried.
The particle size of the tobacco powder in the step (4) is 200-400 meshes, the mass of the added fiber is 1-2% of the mass of the tobacco powder, the added fiber is softwood pulp, and the beating degree is 20-42 0 SR, the viscosity of the carboxymethyl cellulose is 3500-4500Cp, and the mass of the carboxymethyl cellulose is 0.8-1.5% of the mass of the tobacco powder.
The quantitative ratio of the tobacco leaves reproduced by the wet sheet rolling method in the step (4) is 90-150g/m 2 The water content is 25-30%.
The mass percentage of the smoke agent in the step (4) can be 13-18%.
And (5): and (4) unreeling the dry reconstituted tobacco until the dry reconstituted tobacco is attached to the wet reconstituted tobacco by a rolling method to obtain the composite reconstituted tobacco.
In specific implementation, the dry reconstituted tobacco can be positioned below or above the wet reconstituted tobacco by rolling.
And (6): and (3) performing rolling treatment and low-temperature drying treatment on the composite reconstituted tobacco to obtain the reconstituted tobacco of the cigarette which is not burnt when being heated.
The rolling treatment in the step (6) adopts a steel roller, the pressure is 20-80N, the temperature of the low-temperature drying treatment is 80-100 ℃, and the moisture content after drying is 6-10%.
The experimental procedures used in the examples below are conventional unless otherwise specified, the materials and reagents used therein are commercially available, and the equipment used in the experiments are well known to those skilled in the art without otherwise specified.
Example 1
Drying needle-leaved wood fiber after non-hydrolysis fiber and fiber crushingForming a fiber thin layer by a method, adding glue for shaping the fiber thin layer to form a dry-method fiber thin layer substrate, wherein the basis weight of the substrate is 20g/m 2 Uniformly mixing tobacco powder, smoke agent, essence and spice and tobacco extract to prepare coating liquid, coating the coating liquid on a dry-method fiber thin-layer substrate, drying at low temperature and rolling, wherein the coating weight is 75g/m 2 And 13wt% of smoke agent.
Selecting high-quality tobacco leaves, preparing the tobacco leaves into tobacco powder of 200 meshes, adding softwood fibers accounting for 1 percent of the mass of the tobacco powder, essence and spice, high-viscosity carboxymethylcellulose of 4000cP, water and a smoke agent, uniformly mixing, and performing multi-stage rolling to form undried wet sheet rolling reconstituted tobacco leaves, wherein the ration of the wet sheet rolling reconstituted tobacco leaves is 100g/m 2 The content of the smoke agent is 17wt%.
And (3) unreeling the dry reconstituted tobacco, paving the tobacco below the wet reconstituted tobacco by a sheet rolling method, rolling the tobacco by a rolling machine under the pressure of 10N, drying the tobacco at 90 ℃ until the moisture of a finished product is 8%, and rolling or shredding the tobacco to obtain the reconstituted tobacco for heating non-combustible cigarettes. The physical and chemical properties of the reconstituted tobacco leaves without burning the cigarettes are shown in Table 1.
TABLE 1 physical and chemical properties of reconstituted tobacco of cigarette without burning when heated
Figure BDA0003146417440000051
The reconstituted tobacco leaves produced in this example and not burned under heating were rolled into cigarettes and subjected to smoking evaluation. According to smoking evaluation, the reconstituted tobacco of the cigarette which is not burnt by heating and prepared by the method has larger smoke quantity, better durability, better taste than that of a pure rolling method, elegant smoke state and easy and smooth smoke.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims (7)

1. A method for preparing tobacco leaves reconstituted by heating and non-burning cigarettes by combining a dry method and a rolling method is characterized by comprising the following steps:
step (1): after fiber raw materials are subjected to non-hydrolysis fiber treatment and broken fiber treatment, a fiber thin layer is obtained through dry forming treatment;
step (2): adding glue to the fiber thin layer for shaping treatment to obtain a dry fiber thin layer substrate with the dry fiber thin layer quantitative of 15-30g/m 2 ；
And (3): coating the dry-method fiber thin-layer substrate, drying at low temperature, and rolling to obtain dry-method reconstituted tobacco;
and (4): uniformly mixing tobacco powder, additional fibers, essence and spice, a smoke agent, carboxymethyl cellulose and water, and performing multi-stage rolling treatment to obtain the reconstituted tobacco by a wet sheet rolling method, wherein the reconstituted tobacco by the wet sheet rolling method is not dried and is quantified at 90-150g/m 2 The water content is 25-30%;
and (5): unreeling the dry reconstituted tobacco until the dry reconstituted tobacco is attached to the wet reconstituted tobacco by a rolling method to obtain composite reconstituted tobacco;
and (6): and (3) performing rolling treatment and low-temperature drying treatment on the composite reconstituted tobacco to obtain the reconstituted tobacco of the cigarette which is not burnt and is heated, wherein the rolling treatment adopts a steel roller, the pressure is 20-80N, the temperature of the low-temperature drying treatment is 80-100 ℃, and the moisture content after drying is 6-10%.
2. The method for preparing the tobacco leaves reconstituted by the non-combustible heating cigarette by the combination of the dry method and the rolling method according to claim 1, wherein the fiber raw material in the step (1) is softwood fiber.
3. The method for preparing the tobacco leaves reconstituted by the non-combustible heat cigarette by the combination of the dry method and the rolling method according to claim 1, wherein the coating amount of the coating treatment in the step (3) is 70-85g/m 2 。
4. The method for preparing the tobacco leaves reconstituted by the non-combustible heating cigarette by the combination of the dry method and the rolling method according to claim 1, wherein the coating liquid applied in the step (3) comprises tobacco powder, a smoke agent, essence and spice and tobacco extract.
5. The method for preparing the reconstituted tobacco through the heating non-combustion cigarette by combining the dry method and the rolling method according to claim 4, wherein the particle size of the tobacco powder in the coating liquid in the step (3) is 200-400 meshes, and the mass percentage of the smoke agent is 10-15%.
6. The method for preparing the reconstituted tobacco from the non-combustible heated cigarette by the combination of the dry method and the rolling method according to claim 1, wherein the particle size of the tobacco powder in the step (4) is 200-400 meshes, the mass of the added fiber is 1-2% of the mass of the tobacco powder, the added fiber is softwood pulp, and the beating degree is 20-42 0 SR, the viscosity of the carboxymethyl cellulose is 3500-4500Cp, and the mass of the carboxymethyl cellulose is 0.8-1.5% of the mass of the tobacco powder.
7. The method for preparing the tobacco leaves reconstituted by the non-combustible heating cigarette by the combination of the dry method and the rolling method according to claim 1, wherein the mass percentage of the smoke agent in the step (4) is 13-18%.
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