CN113876019B - Method for preparing cigarette sheet without burning by heating by taking tobacco leftover material as raw material - Google Patents
Method for preparing cigarette sheet without burning by heating by taking tobacco leftover material as raw material Download PDFInfo
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- CN113876019B CN113876019B CN202111244716.2A CN202111244716A CN113876019B CN 113876019 B CN113876019 B CN 113876019B CN 202111244716 A CN202111244716 A CN 202111244716A CN 113876019 B CN113876019 B CN 113876019B
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- 241000208125 Nicotiana Species 0.000 title claims abstract description 219
- 235000002637 Nicotiana tabacum Nutrition 0.000 title claims abstract description 219
- 239000000463 material Substances 0.000 title claims abstract description 77
- 235000019504 cigarettes Nutrition 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000010438 heat treatment Methods 0.000 title claims abstract description 28
- 239000002994 raw material Substances 0.000 title claims abstract description 26
- 238000001035 drying Methods 0.000 claims abstract description 27
- 239000000843 powder Substances 0.000 claims abstract description 25
- 238000012545 processing Methods 0.000 claims abstract description 14
- 230000001877 deodorizing effect Effects 0.000 claims abstract description 8
- 239000011268 mixed slurry Substances 0.000 claims abstract description 8
- 239000000835 fiber Substances 0.000 claims description 19
- 239000012535 impurity Substances 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000000853 adhesive Substances 0.000 claims description 15
- 230000001070 adhesive effect Effects 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 10
- 244000025254 Cannabis sativa Species 0.000 claims description 7
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims description 7
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims description 7
- 235000009120 camo Nutrition 0.000 claims description 7
- 235000005607 chanvre indien Nutrition 0.000 claims description 7
- 239000011487 hemp Substances 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 6
- 239000002655 kraft paper Substances 0.000 claims description 6
- 238000007602 hot air drying Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 239000011121 hardwood Substances 0.000 claims description 4
- 239000011122 softwood Substances 0.000 claims description 4
- 238000004332 deodorization Methods 0.000 claims description 2
- 241001349804 Juncus alpinoarticulatus Species 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 239000000126 substance Substances 0.000 abstract description 9
- 235000019505 tobacco product Nutrition 0.000 description 7
- 239000002699 waste material Substances 0.000 description 7
- 239000003205 fragrance Substances 0.000 description 6
- 239000013072 incoming material Substances 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 230000000391 smoking effect Effects 0.000 description 6
- 230000001953 sensory effect Effects 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 239000012634 fragment Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 241000234427 Asparagus Species 0.000 description 3
- 235000005340 Asparagus officinalis Nutrition 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 229920001353 Dextrin Polymers 0.000 description 2
- 239000004375 Dextrin Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 235000019425 dextrin Nutrition 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 210000000697 sensory organ Anatomy 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- SNICXCGAKADSCV-JTQLQIEISA-N (-)-Nicotine Chemical compound CN1CCC[C@H]1C1=CC=CN=C1 SNICXCGAKADSCV-JTQLQIEISA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001055 chewing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000003571 electronic cigarette Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229960002715 nicotine Drugs 0.000 description 1
- SNICXCGAKADSCV-UHFFFAOYSA-N nicotine Natural products CN1CCCC1C1=CC=CN=C1 SNICXCGAKADSCV-UHFFFAOYSA-N 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
- A24B3/04—Humidifying or drying tobacco bunches 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
- A24B3/06—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
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B7/00—Cutting tobacco
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture Of Tobacco Products (AREA)
Abstract
The invention provides a method for preparing a cigarette sheet which is not burnt by heating by taking tobacco leftover materials as raw materials, belonging to the technical field of reconstituted tobacco production and processing. The invention comprises the following steps: (1) Loosening and remoistening the tobacco leftover materials, wherein the moisture content of the tobacco leftover materials after loosening and remoistening is 15-25%; (2) shredding for the first time to obtain primary tobacco shreds; (3) Performing high-temperature and high-humidity treatment on the primary cut tobacco, and then performing drying and deodorizing treatment; (4) making the moisture content of the primary cut tobacco to be 9% -13%; (5) Crushing the primary cut tobacco processed in the step (4) to obtain tobacco powder; (6) And pouring, drying and forming the mixed slurry, and shredding for the second time to obtain the cigarette slices which are not combusted by heating. The method can improve the moisture stability of the tobacco leftover material, can effectively control the moisture content of the tobacco leftover material through shredding, high temperature and high humidity and drying treatment, and reduces the foreign gas in the tobacco leftover material and the fragrant substances on the surface of the tobacco leftover material.
Description
Technical Field
The invention belongs to the technical field of reconstituted tobacco production and processing, and particularly relates to a method for preparing a cigarette sheet which is not burnt by heating by taking tobacco leftover materials as raw materials.
Background
In recent years, novel tobacco products are rapidly developed, the novel tobacco products mainly comprise heating non-combustion tobacco products, electronic cigarettes, smokeless tobacco products (buccal cigarettes, snuff and chewing cigarettes) and the like, wherein the heating non-combustion tobacco products have the advantages of low-temperature heating (below 500 ℃) of the novel tobacco products instead of direct combustion modes, low harmfulness, multi-style taste characteristics and the like, and become novel mainstream tobacco products which are the most widely researched and developed and have the strongest growth potential.
At present, the main raw materials of the cigarette are the tobacco leaves of the sheet tobacco, the tobacco leaves after redrying and alcoholizing are mainly processed into different types of reconstituted tobacco leaves by a special production process, and the cigarette is rolled and formed into the cigarette with the heat non-combustion function. The reconstituted tobacco has the advantages of strong plasticity, high capacity of loading the atomizing agent, capability of keeping the effective components of the tobacco and the like. A certain amount of tobacco leftover materials can be generated in the production processes of redrying, shredding and the like, one part of the tobacco leftover materials can be recycled and made into dry-process sheets and the like to be mixed back on a production line, the rest part of the tobacco leftover materials can be treated as wastes, so that the waste of resources is caused, and the research of the application of the tobacco leftover materials as raw materials in the technical field of heating cigarette sheets is very limited.
In order to effectively use the tobacco leftover materials, application research of the tobacco leftover materials is carried out by tobacco companies and equipment research and development enterprises in various industries, for example, the invention patent of CN201310390050.0 applied in 2013 of Shaanxi texture engineering electro-mechanical technology limited company discloses a method for processing regenerated tobacco leaves by a dry paper making method. The method saves the production cost, but can not ensure the incoming material quality of the tobacco waste, and the non-uniformity of the incoming material quality can influence the product quality of the tobacco leaf sheets to a great extent; the Chinese invention patent with application number CN201410149219.8, which is applied and published in 2014 by cigarette industry Limited liability company in Yuzhong, discloses a cut tobacco-like substance manufactured by utilizing tobacco waste and an electric heating method thereof, wherein the cut tobacco-like substance is manufactured by utilizing the tobacco waste, nicotine solution and tobacco essence, and smoke generated by electrically heating the cut tobacco is supplied to consumers for smoking, but because the tobacco waste is used as a supplied material and the supplied material is complicated, the problem of poor product stability caused by the complicated supplied material cannot be solved in the application, and the consistency of the supplied material cannot be ensured by using the tobacco waste as a production raw material; CN201510481878.6, which is applied by tobacco industry Limited liability company in lake south in 2015, discloses a preparation method of reconstituted tobacco sheet threads.
Because the structure of the supplied material of tobacco leftover bits among the prior art, the water content, the difference of fibre volume, so the composition of supplied material is very complicated, the different quality that can direct influence the tobacco leaf of water content of component in the raw materials in addition, because if the water content control of each part is not good, the tobacco appears mildening and rot very easily in the in-process of storing, processing, the production method among the prior art can't avoid its adverse effect that brings at the in-process of production and processing, can't guarantee the quality of the thin slice silk of producing.
Disclosure of Invention
In view of the above, the present invention provides a method for preparing a cigarette sheet without burning by heating by using tobacco leftover materials as raw materials, which can realize loosening and moisture regaining of the tobacco leftover materials, and can remove non-tobacco impurities, metal impurities and tobacco blocks which are difficult to process in the tobacco leftover materials, so as to improve the moisture stability of the tobacco leftover material incoming materials.
The invention relates to a method for preparing a cigarette sheet without burning by heating by taking tobacco leftover materials as raw materials, which comprises the following steps:
(1) Loosening and remoistening tobacco leftover materials (such as tobacco fragments, tobacco powder, partial inferior tobacco leaves and other raw materials) at 60-90 ℃ to remove hemp, impurities and iron, wherein the moisture content of the loosened and remoistened tobacco leftover materials is 15-25%;
the operation can remove the non-tobacco impurities, and the whole steps of loosening and moisture regaining, hemp and impurity removing and iron removing can not only increase the moisture content and temperature of the tobacco leftover materials, but also remove the non-tobacco impurities.
The loosening and moisture regaining are taken as the main processing procedure in the silk making process, and can be manually operated or a loosening and moisture regaining machine can be used. The loosening and moisture regaining process task is mainly to further loosen the tobacco blocks after the slicing procedure, and continuously and uniformly heat and humidify the tobacco sheets to form loose and soft tobacco leaves with certain temperature and moisture, so that the toughness and the processing resistance of the tobacco sheets are improved, and the tobacco leaves meeting the process quality requirements are provided for the subsequent procedures.
(2) Storing the tobacco leftover materials operated in the step (1) for 5-24h, homogenizing the internal state of the tobacco leftover materials, ensuring that the moisture and the temperature of the tobacco leftover materials after moisture regaining fully reach a balanced state, improving the stability of the moisture of the incoming materials of the tobacco leftover materials, and performing primary shredding to obtain primary cut tobaccos, wherein the width of the primary cut tobaccos is 1-1.2mm, and the moisture content of the primary cut tobaccos is 10% -14%;
(3) The method comprises the following steps of carrying out high-temperature high-humidity treatment on primary cut tobacco, then carrying out drying and deodorizing treatment, wherein the high-temperature high-humidity outlet temperature is 75-85 ℃, the water content of the primary cut tobacco after high-temperature high-humidity treatment is 20% -30%, the temperature of a thin plate cylinder wall during drying is 115-125 ℃, the temperature of hot air is 100-110 ℃, and the deodorizing treatment is hot air treatment with the hot air temperature of 75-85 ℃, so that the moisture content can be finely adjusted, and the surface fragrance substances of the lining materials remained in the tobacco leftover materials can be removed through hot air, so that the smoking experience is improved;
(4) Cooling the primary cut tobacco processed in the step (3), and processing the primary cut tobacco by adopting compressed air with the pressure of 0.3-0.5MPa to ensure that the moisture content of the primary cut tobacco is 9-13%;
(5) Crushing the primary cut tobacco processed in the step (4) to obtain tobacco powder, wherein the particle size of the tobacco powder is 280-300 meshes, mixing the tobacco powder, an atomizing agent, an adhesive, additional fibers and water to obtain mixed slurry, wherein the mass ratio of the tobacco powder to the atomizing agent to the adhesive to the additional fibers is 100:15-25:1-2:15-18, the additional fiber is two or more than two of broadleaf wood bleached sulfate pulp, softwood bleached sulfate pulp and asparagus pulp, 1:1, the tensile strength of the cut tobacco can be improved by mixing and adding the adhesive, wherein the adhesive can be one of starch, dextrin and polyvinyl alcohol;
after the additional fibers are added, the hydrogen bond combination between the fibers of the tobacco pulp can be promoted, and the tensile strength of the tobacco sheet threads is improved.
(6) Pouring, drying and forming the mixed slurry, and shredding for the second time to obtain the non-combustible heated cigarette slices, wherein the drying and forming are hot air drying and forming, the temperature of hot air is 90-110 ℃, the width of the tobacco shreds obtained by shredding for the second time is 0.8-1.1 mm, the length is 30 +/-15 mm, and the thickness is 0.2-0.4 mm.
The cigarette sheet which is not burnt by heating can be blended with known sheets when being reused, and the cigarette can be prepared after the cigarette sheet is flavored, wherein the blending proportion of the known sheets is 5-50%.
1. According to the preparation method of the heating non-combustible cigarette sheet, the tobacco leftover materials are subjected to loosening and moisture regaining, hemp and impurity removing and iron removing treatment, and the treated tobacco leftover materials are stored for a period of time, so that the tobacco leftover materials can be subjected to moisture regaining and loosening, non-tobacco impurities, metal impurities and tobacco blocks which are difficult to treat in the tobacco leftover materials can be removed, the moisture stability of the tobacco leftover material incoming materials can be improved, and the influence of the non-tobacco impurities, the metal impurities, the tobacco blocks which are difficult to treat and the like on subsequent production processing and sheet process quality can be prevented.
2. The preparation method disclosed by the invention has the advantages that through shredding, high-temperature high-humidity and drying treatment, the moisture content of the tobacco leftover materials can be effectively controlled, the miscellaneous gas in the tobacco leftover materials and the fragrance substances on the surface of the surface lining materials can be reduced, the sensory comfort is improved, and the sensory quality is improved.
3. According to the preparation method of the heating cigarette sheet, the moisture content can be finely adjusted through deodorization treatment, and the surface fragrance substances of the inner materials remained in the tobacco leftover materials are removed through hot air, so that the smoking experience is improved.
4. According to the preparation method of the heating cigarette sheet, through cooling treatment, the temperature of the tobacco leftover materials can be quickly reduced, the subsequent production and processing are facilitated, and the substances with the fragrance on the surface of the inner materials in the tobacco leftover materials can be removed.
5. 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 segment, so that the tobacco raw material can be utilized to the maximum extent, and the cigarette manufacturing cost is saved.
Detailed Description
The present invention will be described in detail with reference to specific embodiments.
Example 1
A method for preparing a cigarette sheet without burning by heating by taking tobacco leftover materials as raw materials comprises the following steps:
(1) Loosening and dampening tobacco leftover materials (such as tobacco fragments, tobacco powder, partial inferior tobacco leaves and other raw materials), removing hemp and impurities, and removing iron, wherein the loosening and dampening temperature is 60 ℃, and the moisture content of the loosened and dampened tobacco leftover materials is 15%;
(2) Storing the tobacco leftover materials operated in the step (1) for 5 hours, homogenizing the internal state of the tobacco leftover materials, ensuring that the moisture and the temperature of the remoistened tobacco leftover materials fully reach a balanced state, improving the stability of the moisture of the incoming materials of the tobacco leftover materials, and performing primary shredding to obtain primary cut tobaccos, wherein the width of the primary cut tobaccos is 1mm, and the moisture content of the primary cut tobaccos is 10%;
(3) The method comprises the following steps of (1) carrying out high-temperature high-humidity treatment on primary cut tobaccos, then carrying out drying and deodorizing treatment, wherein the high-temperature high-humidity outlet temperature is 75 ℃, the water content of the primary cut tobaccos after high-temperature high-humidity treatment is 20%, the temperature of a thin plate cylinder wall during drying is 115 ℃, the temperature of hot air is 100 ℃, and the deodorizing treatment is hot air treatment with the hot air temperature of 75 ℃, so that the moisture content can be finely adjusted, and the surface fragrance substances of the lining materials remained in the leftover materials of the tobaccos can be removed through hot air, so that the smoking experience is improved;
(4) Cooling the primary cut tobacco processed in the step (3), and processing the primary cut tobacco by adopting compressed air with the pressure of 0.3MPa to enable the water content of the primary cut tobacco to be 9%;
(5) Crushing the primary cut tobacco treated in the step (4) to obtain tobacco powder, wherein the particle size of the tobacco powder is 280-300 meshes, mixing the tobacco powder, an atomizing agent, an adhesive, additional fibers and water to obtain mixed slurry, wherein the mass ratio of the tobacco powder, the atomizing agent, the adhesive and the additional fibers is 100:15:1:15, the additional fibers are hardwood bleached kraft pulp and softwood bleached kraft pulp, wherein the weight ratio of the added fibers to the hardwood bleached kraft pulp is 1:1, and the adhesive can be starch;
(6) And pouring, drying and forming and shredding for the second time to obtain the heated non-combustible cigarette slices, wherein the drying and forming is hot air drying and forming, the temperature of hot air is 90 ℃, and the width, the length and the thickness of the tobacco shreds obtained by shredding for the second time are 0.8 mm, 15mm and 0.2mm.
The tobacco shreds of the cigarette sheet which are not combusted by heating and prepared in the embodiment are mixed with the known sheet, the mixing proportion of the known sheet is 5%, the mixed tobacco shreds are flavored, the flavoring proportion is 1.0%, the mixture is sealed and boxed after being flavored, and the mixed tobacco shreds are stored for 2 hours. Obtaining the flue-cured tobacco type A cut tobacco, rolling and connecting a multi-element composite filter tip rod on a cigarette making machine to prepare a heating non-combustible cigarette, and performing sensory evaluation with the following smoking result;
example 2
A method for preparing a cigarette sheet without burning by heating by taking tobacco leftover materials as raw materials comprises the following steps:
(1) Loosening and remoistening tobacco leftover materials (such as tobacco fragments, tobacco powder, partial inferior tobacco leaves and other raw materials), removing hemp and impurities, and removing iron, wherein the loosening and remoistening temperature is 90 ℃, and the moisture content of the loosened and remoistened tobacco leftover materials is 25%;
(2) Storing the tobacco leftover materials operated in the step (1) for 24 hours, and then carrying out primary shredding to obtain primary tobacco shreds, wherein the width of the primary tobacco shreds is 1.2mm, and the moisture content of the primary tobacco shreds is 14%;
(3) Performing high-temperature high-humidity treatment on primary cut tobacco, and then performing drying and odor removal treatment, wherein the high-temperature high-humidity outlet temperature is 85 ℃, the water content of the primary cut tobacco after high-temperature high-humidity treatment is 30%, the temperature of a thin plate cylinder wall during drying is 125 ℃, the temperature of hot air is 110 ℃, and the odor removal treatment is hot air treatment with the hot air temperature of 85 ℃;
(4) Cooling the primary cut tobacco processed in the step (3), and processing the primary cut tobacco by adopting compressed air with the pressure of 0.5MPa to enable the water content of the primary cut tobacco to be 13%;
(5) Crushing the primary cut tobacco processed in the step (4) to obtain tobacco powder, wherein the particle size of the tobacco powder is 280-300 meshes, mixing the tobacco powder, an atomizing agent, an adhesive, additional fibers and water to obtain mixed slurry, wherein the mass ratio of the tobacco powder to the atomizing agent to the adhesive to the additional fibers is 100:25:2:18, the additional fiber is hardwood bleached sulfate pulp or asparagus pulp, and the adhesive can be dextrin;
(6) And pouring, drying and forming and shredding for the second time to obtain the heated non-combustible cigarette slices, wherein the drying and forming is hot air drying and forming, the temperature of hot air is 110 ℃, and the width, the length and the thickness of the tobacco shreds obtained by shredding for the second time are 1.1mm, 45mm and 0.4mm.
The tobacco shreds of the cigarette sheet which are not combusted by heating and prepared in the embodiment are mixed with the known sheet, the mixing proportion of the known sheet is 10%, the mixed tobacco shreds are flavored, the flavoring proportion is 1.0%, the mixed tobacco shreds are sealed and boxed after being flavored, and the mixed tobacco shreds are stored for 2 hours. Obtaining the tobacco shred B of the flue-cured tobacco, rolling and connecting a multi-element composite filter tip rod on a cigarette making machine to prepare a cigarette which is not combusted by heating, and performing sensory evaluation, wherein the evaluation result is as follows;
example 3
A method for preparing a cigarette sheet without burning by heating by taking tobacco leftover materials as raw materials comprises the following steps:
(1) Loosening and remoistening tobacco leftover materials (such as tobacco fragments, tobacco powder, partial inferior tobacco leaves and other raw materials), removing hemp and impurities, and removing iron, wherein the loosening and remoistening temperature is 76 ℃, and the moisture content of the loosened and remoistened tobacco leftover materials is 18%;
(2) Storing the tobacco leftover materials operated in the step (1) for 10 hours, and then carrying out primary shredding to obtain primary tobacco shreds, wherein the width of the primary tobacco shreds is 1.1mm, and the moisture content of the primary tobacco shreds is 12%;
(3) Performing high-temperature high-humidity treatment on primary cut tobacco, and then performing drying and deodorizing treatment, wherein the high-temperature high-humidity outlet temperature is 80 ℃, the water content of the primary cut tobacco after high-temperature high-humidity treatment is 25%, the temperature of a thin plate cylinder wall during drying is 120 ℃, the temperature of hot air is 105 ℃, and the deodorizing treatment is hot air treatment with the hot air temperature of 80 ℃;
(4) Cooling the primary cut tobacco processed in the step (3), and processing the primary cut tobacco by adopting compressed air with the pressure of 0.4MPa to enable the water content of the primary cut tobacco to be 12%;
(5) Crushing the primary cut tobacco processed in the step (4) to obtain tobacco powder, wherein the particle size of the tobacco powder is 280-300 meshes, mixing the tobacco powder, an atomizing agent, an adhesive, additional fibers and water to obtain mixed slurry, wherein the mass ratio of the tobacco powder to the atomizing agent to the adhesive to the additional fibers is 100:20:1.5:16, the additional fiber is bleached kraft pulp of softwood and asparagus pulp, and the adhesive can be polyvinyl alcohol;
(6) And pouring, drying and forming and shredding for the second time to obtain the heated non-combustible cigarette slices, wherein the drying and forming is hot air drying and forming, the temperature of hot air is 100 ℃, and the width, the length and the thickness of the tobacco shreds obtained by shredding for the second time are 1mm, 30mm and 0.3mm.
The tobacco shreds of the cigarette sheet which are not combusted by heating and prepared in the embodiment are mixed with the known sheet, the mixing proportion of the known sheet is 50%, the mixed tobacco shreds are flavored, the flavoring proportion is 1.0%, the mixture is sealed and boxed after being flavored, and the mixed tobacco shreds are stored for 2 hours. Obtaining the flue-cured tobacco type C cut tobacco, rolling and connecting a multi-element composite filter tip rod on a cigarette making machine to prepare a heating non-combustible cigarette, and performing sensory evaluation with the following smoking result;
the method can realize the loosening and moisture regaining of the tobacco leftover materials, can remove non-tobacco impurities, metal impurities and tobacco blocks which are difficult to process in the tobacco leftover materials, can improve the moisture stability of the tobacco leftover material, can effectively control the moisture content of the tobacco leftover materials through shredding, high-temperature high-humidity and drying treatment, can reduce miscellaneous gas in the tobacco leftover materials and substances with fragrance on the surface and the inside of the tobacco leftover materials, improves the sense organ comfort and improves the sense organ quality.
The present invention is not limited to the above-described specific embodiments, and various modifications and variations are possible. Any modifications, equivalents, improvements and the like made to the above embodiments in accordance with the technical spirit of the present invention should be included in the scope of the present invention.
Claims (8)
1. A method for preparing a cigarette sheet without burning by heating by taking tobacco leftover materials as raw materials is characterized by comprising the following steps:
(1) Loosening and dampening the tobacco leftover materials, removing hemp and impurities, and removing iron, wherein the moisture content of the tobacco leftover materials after loosening and dampening is 15-25%;
(2) Storing the tobacco leftover materials subjected to the operation in the step (1) for 5-24h, and shredding for the first time to obtain primary tobacco shreds;
(3) Carrying out high-temperature high-humidity treatment on primary cut tobacco, and then carrying out drying and deodorizing treatment, wherein the high-temperature high-humidity outlet temperature is 75-85 ℃, and the water content of the primary cut tobacco after high-temperature high-humidity treatment is 20% -30%; wherein the deodorization treatment is hot air treatment at a hot air temperature of 75-85 ℃;
(4) Cooling the primary cut tobacco processed in the step (3), and processing the primary cut tobacco by adopting compressed air to ensure that the moisture content of the primary cut tobacco is 9-13%;
(5) Crushing the primary cut tobacco processed in the step (4) to obtain tobacco powder, wherein the particle size of the tobacco powder is 280-300 meshes, and mixing the tobacco powder, an atomizing agent, an adhesive, additional fibers and water to obtain mixed slurry;
(6) Pouring, drying and forming the mixed slurry, and shredding for the second time to obtain the cigarette slices which are not burned by heating, wherein the drying and forming are hot air drying and forming, and the temperature of the hot air is 90-110 ℃.
2. The method for preparing a heated non-combustible cigarette sheet from tobacco scraps as claimed in claim 1, wherein the temperature of the loose moisture regain in the step (1) is 60-90 ℃.
3. The method for preparing the non-combustible heated cigarette sheet by using the tobacco scraps as the raw materials according to claim 1, wherein the width of the primary cut tobacco in the step (2) is 1-1.2mm.
4. The method for preparing the non-combustible heated cigarette sheet by using the tobacco scraps as the raw materials according to claim 1, wherein the temperature of the hot air in the drying in the step (3) is 100-110 ℃.
5. The method for preparing the non-combustible heated cigarette sheet by using the tobacco scraps as the raw materials according to claim 1, wherein the moisture content of the primary cut tobacco subjected to the drying treatment in the step (3) is 10-14%.
6. The method for preparing a non-combustible heated cigarette sheet from tobacco scraps as claimed in any one of claims 1 to 5, wherein the pressure of the compressed air in the step (4) is 0.3 to 0.5MPa.
7. The method for preparing the cigarette sheet without burning by heating by taking the tobacco leftover material as the raw material according to claim 1, wherein the mass ratio of the tobacco powder, the atomizing agent, the adhesive and the additional fiber in the step (5) is 100:15-25:1-2:15-18.
8. The method for preparing a non-combustible heated cigarette sheet from tobacco scraps as claimed in claim 1, wherein the additional fibers are two or more of hardwood bleached kraft pulp, softwood bleached kraft pulp, and alpine rush pulp.
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| WO2020058814A1 (en) * | 2018-09-17 | 2020-03-26 | Comas - Costruzioni Macchine Speciali - S.P.A. | Production and plant for the production of reconstituted tobacco |
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| CN112056610A (en) * | 2020-09-10 | 2020-12-11 | 河南中烟工业有限责任公司 | Method for manufacturing thin sheet by heating cigarette thick pulp method |
| CN112369644A (en) * | 2020-10-22 | 2021-02-19 | 湖北中烟工业有限责任公司 | Preparation method of tobacco raw material and heating non-combustion cigarette with tobacco raw material |
| CN112450478A (en) * | 2020-11-26 | 2021-03-09 | 湖北中烟工业有限责任公司 | Processing technology of tobacco shreds |
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| WO2020058814A1 (en) * | 2018-09-17 | 2020-03-26 | Comas - Costruzioni Macchine Speciali - S.P.A. | Production and plant for the production of reconstituted tobacco |
| CN112888322A (en) * | 2018-09-17 | 2021-06-01 | Comas-建设专用机股份公司 | Method and apparatus for producing reconstituted tobacco |
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| CN112056610A (en) * | 2020-09-10 | 2020-12-11 | 河南中烟工业有限责任公司 | Method for manufacturing thin sheet by heating cigarette thick pulp method |
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