WO2024142132A1 - Procédé de production de feuille de tabac reconstituée - Google Patents

Procédé de production de feuille de tabac reconstituée Download PDF

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Publication number
WO2024142132A1
WO2024142132A1 PCT/JP2022/047810 JP2022047810W WO2024142132A1 WO 2024142132 A1 WO2024142132 A1 WO 2024142132A1 JP 2022047810 W JP2022047810 W JP 2022047810W WO 2024142132 A1 WO2024142132 A1 WO 2024142132A1
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WO
WIPO (PCT)
Prior art keywords
raw material
extruder
mixed
mixer
liquid
Prior art date
Application number
PCT/JP2022/047810
Other languages
English (en)
Japanese (ja)
Inventor
幸太郎 千田
Original Assignee
日本たばこ産業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日本たばこ産業株式会社 filed Critical 日本たばこ産業株式会社
Priority to PCT/JP2022/047810 priority Critical patent/WO2024142132A1/fr
Publication of WO2024142132A1 publication Critical patent/WO2024142132A1/fr

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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

Definitions

  • the rolling method is known to be particularly suitable for reconstituted tobacco raw materials that contain less than 50% moisture by volume.
  • the kneaded reconstituted tobacco raw material is rolled and molded with rotating rollers, the thickness is adjusted, and then it is dried in a separately installed dryer.
  • the papermaking method is known to be particularly suitable for reconstituted tobacco raw materials that contain 80% or more moisture by volume.
  • the fluid of the reconstituted tobacco raw materials is continuously spread on a liquid-permeable conveyor belt, and after the moisture is removed and the material is made to the desired thickness by compression rollers, it is dried in a separately installed dryer.
  • One of the objectives of the present invention is to provide a new method for producing reconstituted pressure-molded tobacco sheets.
  • a tobacco raw material with an increased amount of aerosol generation can be produced.
  • the aerosol source may include, for example, one or more selected from the group consisting of glycerin and propylene glycol.
  • the additive may also include, for example, a liquid flavoring. The inclusion of the liquid flavoring in the liquid raw material can impart flavor to the tobacco sheet.
  • the above manufacturing method may include a step of supplying the raw materials mixed in the second step to an extruder, and a step of further adding a second liquid raw material to the raw materials supplied to the extruder.
  • the second liquid raw material may contain one or more selected from the group consisting of water, glycerin, propylene glycol, a binder solution, and a liquid flavoring.
  • a method for producing a reconstituted pressure-molded tobacco sheet includes a first step of feeding a first liquid raw material into a mixer, a second step of feeding a powder raw material containing at least tobacco into the mixer after the first step and mixing it with the first liquid raw material, and a molding step of molding the raw material mixed in the second step into a pressure-molded sheet.
  • the powdered raw material is mixed with the first liquid raw material, which prevents the powdered raw material from forming lumps and allows the raw materials to be mixed more uniformly.
  • the powdered ingredients may include tobacco, binders, and additives.
  • the forming process may include a process of extruding the raw material mixed in the second process using an extruder, and a process of forming the raw material extruded from the extruder into a sheet using at least a pair of rolling rollers facing each other in the vertical direction.
  • the raw materials In order to extrude raw materials using an extruder, the raw materials need to have a moisture content suitable for the extrusion process. On the other hand, if the moisture content of the raw materials is such that they can be extruded using an extruder, the raw materials are difficult to handle outside the extruder due to their high viscosity. Therefore, according to the fourth aspect, the moisture content of the raw materials can be adjusted in the extruder, so the amount of the first liquid raw material mixed in the mixer can be reduced. As a result, the raw materials can be prevented from becoming too viscous in the mixer, making it easier to handle the raw materials when they are supplied from the mixer to the extruder.
  • the aerosol source, water, and additives contained in the first liquid raw material are premixed, so that the powder raw material and the first liquid raw material can be mixed more uniformly.
  • the mixing process may include a first process of putting a first liquid raw material into a mixer, and a second process of putting a powdered raw material into the mixer and mixing it with the first liquid raw material after the first process.
  • the powdered raw material is mixed with the first liquid raw material, which prevents the powdered raw material from forming lumps and allows the raw materials to be mixed more uniformly.
  • the forming process may include a process of extruding the raw material by the extruder, and a process of forming the raw material extruded from the extruder into a sheet by at least a pair of rolling rollers facing each other in the vertical direction.
  • the first liquid raw material is placed in the mixer 40 and mixed with two or more types of powder raw materials (second step: step S202).
  • second step S202 This produces the raw material for the reconstituted pressure-molded tobacco sheet.
  • the raw material mixed in the second step is molded into a pressure-molded sheet (molding step).
  • the raw material mixed in the second step is supplied to the extruder 50 (step S203).
  • This raw material may be highly sticky, so it may be supplied to the extruder 50 by a conveying device such as a belt conveyor.
  • This second liquid raw material may contain water.
  • the amount of the first liquid raw material mixed in the mixer 40 can be reduced.
  • the raw material can be prevented from becoming too viscous in the mixer 40, making it easier to handle the raw material when supplying it from the mixer 40 to the extruder 50.
  • the second liquid raw material may contain one or more selected from the group consisting of water, glycerin, propylene glycol, a binder solution, and a liquid flavoring.
  • the moisture content of the raw material can be adjusted in the extruder 50, so that the amount of the first liquid raw material mixed in the mixer 40 can be reduced.
  • the raw material in the mixer 40 can be prevented from becoming too viscous, making it easier to handle the raw material when it is supplied from the mixer 40 to the extruder 50.
  • the first liquid raw material preferably contains an aerosol source, water, and an additive.
  • an aerosol source may contain, for example, one or more selected from the group consisting of glycerin and propylene glycol.
  • the additive may contain, for example, a liquid flavoring. By including a liquid flavoring in the liquid raw material, a flavor can be imparted to the tobacco sheet.
  • step S302 may include a step of extruding the raw materials mixed in the second step (step S302) by the extruder 50, and a step of forming the raw materials extruded from the extruder 50 into a sheet shape by passing them between two or more rolling rollers adjacent in the horizontal direction. More specifically, the raw materials may be formed into a sheet shape stepwise by passing them between four rolling rollers adjacent in the horizontal direction.
  • FIG. 4 is a flow chart of a method for producing a reconstituted pressure-molded tobacco sheet in a mixer 40, an extruder 50, and a die 60 according to the third embodiment.
  • first, water and a binder are put into the mixer 40 and mixed to swell the binder (first step: step S401).
  • second step: step S402 the first liquid raw material and a powder raw material containing at least tobacco are put into the mixer 40 and mixed with the swollen binder.
  • the tobacco may be tobacco leaves of any shape, but is preferably tobacco particles classified in the classifier 30 shown in FIG. 1.
  • the raw materials are easily handled, and the raw materials are easily extruded by the extruder 50.
  • the viscosity of the raw materials is increased, the strength of the tobacco sheet can be improved.
  • the raw materials supplied to the extruder 50 are extruded into the die 60 by the extruder 50 (step S405), and the raw materials are extruded into a sheet from the die 60 (step S406).
  • a second liquid raw material may be added to the raw material supplied to the extruder 50 (step S404).
  • the raw material needs to have a moisture content suitable for the extrusion process.
  • the moisture content of the raw material is such that it can be extruded with the extruder 50, the raw material is highly viscous, making it difficult to handle the raw material outside the extruder 50 (for example, transporting the raw material from the mixer 40 to the extruder 50).
  • the moisture content of the raw material can be adjusted in the extruder 50, so that the amount of the first liquid raw material mixed in the mixer 40 can be reduced.
  • the raw material in the mixer 40 can be prevented from becoming too viscous, making it easier to handle the raw material when it is supplied from the mixer 40 to the extruder 50.
  • This second liquid raw material may contain water.
  • the amount of the first liquid raw material mixed in the mixer 40 can be reduced.
  • the raw material can be prevented from becoming too viscous in the mixer 40, making it easier to handle the raw material when supplying it from the mixer 40 to the extruder 50.
  • the second liquid raw material may contain one or more selected from the group consisting of water, glycerin, propylene glycol, a binder solution, and a liquid flavoring.
  • the tobacco and additives may be placed separately in the mixer 40 and mixed with the swollen binder.
  • each powdered raw material is mixed with a swollen binder separately, which further prevents the powdered raw materials from forming lumps, allowing the raw materials to be mixed more uniformly.
  • the first liquid raw material and the powdered raw material may be separately placed in the mixer 40 and mixed with the swollen binder.
  • the manufacturing method shown in FIG. 4 may have a step of extruding the raw material mixed in the second step (step S402) by the extruder 50, and a step of forming the raw material extruded from the extruder 50 into a sheet shape by at least a pair of rolling rollers facing each other in the vertical direction. More specifically, the raw material may be formed into a sheet shape stepwise by three sets of rolling rollers (i.e., six rolling rollers).
  • steps S405-S406 the manufacturing method shown in FIG.
  • step S402 may have a step of extruding the raw material mixed in the second step (step S402) by the extruder 50, and a step of forming the raw material extruded from the extruder 50 into a sheet shape by passing it between two or more rolling rollers adjacent in the horizontal direction. More specifically, the raw material may be formed into a sheet shape stepwise by passing it between four rolling rollers adjacent in the horizontal direction.
  • FIG. 5 is a flow chart of a method for producing a reconstituted pressure-molded tobacco sheet in the mixer 40, extruder 50, and die 60 according to the fourth embodiment.
  • a powdered raw material containing at least tobacco and a first liquid raw material are placed in the mixer 40 and mixed (mixing process: step S501).
  • This tobacco may be tobacco leaves of any shape, but is preferably tobacco particles classified in the classifier 30 shown in FIG. 1.
  • the raw material mixed in the mixing process is then supplied to the extruder 50 (step S502).
  • This raw material may be highly sticky, and may be supplied to the extruder 50 by a conveying device such as a belt conveyor.
  • a second liquid raw material is further added to the raw material supplied to the extruder 50 (step S503).
  • the raw material extruded from the extruder 50 is molded into a pressure-molded sheet (molding process). Specifically, the raw material supplied to the extruder 50 is extruded into a sheet shape. More specifically, the raw material supplied to the extruder 50 is extruded by the extruder 50 into the die 60 (step S504), and the raw material is extruded from the die 60 into a sheet shape (step S505).
  • the raw material in order to extrude the raw material with the extruder 50, the raw material needs to have a moisture content suitable for the extrusion process.
  • the moisture content of the raw material is such that it can be extruded with the extruder 50, the raw material is highly viscous, making it difficult to handle the raw material outside the extruder 50 (for example, transporting the raw material from the mixer 40 to the extruder 50). Therefore, according to the fourth embodiment, the moisture content of the raw material can be adjusted in the extruder 50, so the amount of the first liquid raw material mixed in the mixer 40 can be reduced. As a result, the raw material can be prevented from becoming too viscous in the mixer 40, making it easier to handle the raw material when supplying it from the mixer 40 to the extruder 50.
  • the second liquid raw material in step S503 may contain water.
  • the amount of the first liquid raw material mixed in the mixer 40 can be reduced.
  • the raw material in the mixer 40 can be prevented from becoming too viscous, making it easier to handle the raw material when supplying it from the mixer 40 to the extruder 50.
  • the second liquid raw material may contain one or more selected from the group consisting of water, glycerin, propylene glycol, a binder solution, and a liquid flavoring.
  • the mixing process may include a first process of putting two or more kinds of powdered raw materials into the mixer 40 and mixing them, and a second process of putting a first liquid raw material into the mixer 40 after the first process and mixing it with the powdered raw material.
  • the powdered raw material can be mixed sufficiently.
  • the first liquid raw material formed by mixing the aerosol source, water, and additives in advance may be put into the mixer 40.
  • the aerosol source, water, and additives contained in the first liquid raw material are mixed in advance, the powdered raw material and the first liquid raw material can be mixed more uniformly.
  • the mixing process may include a first process of putting the first liquid raw material into the mixer 40, and a second process of putting the powdered raw material into the mixer 40 and mixing it with the first liquid raw material after the first process.
  • the powdered raw material since the powdered raw material is mixed with the first liquid raw material, the powdered raw material can be prevented from forming lumps, and the raw materials can be mixed more uniformly.
  • the tobacco, binder, and additives may each be separately put into the mixer 40 and mixed with the first liquid raw material.
  • the powdered raw material can be further prevented from forming lumps, and the raw materials can be mixed more uniformly.
  • the mixing step may include a first step of putting water and a binder into the mixer 40 and mixing them to swell the binder, and a second step of putting the first liquid raw material and the powder raw material into the mixer 40 and mixing them with the swollen binder after the first step.
  • the binder is mixed with water in advance to swell, and the first liquid raw material and the powder raw material are mixed in a state in which the binder has a binder function, so that the viscosity of the raw material can be increased.
  • the raw material is easily extruded by the extruder 50.
  • the viscosity of the raw material is increased, the strength of the tobacco sheet can be improved.
  • the tobacco and the additives may be separately put into the mixer 40 and mixed with the swollen binder.
  • each powder raw material is mixed with the swollen binder separately, so that the powder raw material can be further prevented from becoming lumpy, and the raw materials can be mixed more uniformly.
  • the first liquid raw material and the powdered raw material may be separately placed in the mixer 40 and mixed with the swollen binder.
  • the second step may include placing the first liquid raw material in the mixer 40 before the powdered raw material and mixing it with the swollen binder. This allows the powdered raw material to be added and mixed with the swollen binder and first liquid raw material, making it possible to prevent the powdered raw material from forming lumps and to mix the raw materials more uniformly.
  • step S502 may include a step of extruding the raw material mixed in the second step (step S502) by the extruder 50, and a step of forming the raw material extruded from the extruder 50 into a sheet shape by passing it between two or more rolling rollers adjacent in the horizontal direction. More specifically, the raw material may be formed into a sheet shape stepwise by passing it between four rolling rollers adjacent in the horizontal direction.

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  • Manufacture Of Tobacco Products (AREA)

Abstract

L'invention concerne un procédé de production d'une feuille de tabac reconstituée formée sous pression. Le procédé de production comprend : une première étape consistant à introduire une première matière première liquide dans un mélangeur ; une seconde étape consistant à mettre, dans le mélangeur, une matière première pulvérulente comprenant au moins du tabac et à mélanger celle-ci avec la première matière première liquide, après la première étape ; et une étape de formation consistant à former la matière première mélangée au cours de la seconde étape pour obtenir une feuille formée sous pression.
PCT/JP2022/047810 2022-12-26 2022-12-26 Procédé de production de feuille de tabac reconstituée WO2024142132A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/047810 WO2024142132A1 (fr) 2022-12-26 2022-12-26 Procédé de production de feuille de tabac reconstituée

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/047810 WO2024142132A1 (fr) 2022-12-26 2022-12-26 Procédé de production de feuille de tabac reconstituée

Publications (1)

Publication Number Publication Date
WO2024142132A1 true WO2024142132A1 (fr) 2024-07-04

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4839480B1 (fr) * 1969-02-13 1973-11-24
JPS62264A (ja) * 1985-06-26 1987-01-06 日本たばこ産業株式会社 シ−ト状材料の製造方法
EP0248128A1 (fr) * 1986-06-03 1987-12-09 Philip Morris Products Inc. Traitement d'une matière contenant du tabac extrudé en continu
US5097851A (en) * 1990-02-22 1992-03-24 B.A.T. Cigarettenfabriken Gmbh Tobacco sheet and method and apparatus for the production of a tobacco sheet
JPH07265042A (ja) * 1994-03-30 1995-10-17 Japan Tobacco Inc 圧延シートの成形機及びその成形方法
JP2008509703A (ja) * 2004-08-18 2008-04-03 ブラウン アンド ウィリアムソン ホールディングス インコーポレイテッド 再生タバコシートおよびそれを用いた喫煙品
WO2022019027A1 (fr) * 2020-07-20 2022-01-27 日本たばこ産業株式会社 Dispositif de fabrication et procédé de fabrication de feuille de tabac reconstitué

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4839480B1 (fr) * 1969-02-13 1973-11-24
JPS62264A (ja) * 1985-06-26 1987-01-06 日本たばこ産業株式会社 シ−ト状材料の製造方法
EP0248128A1 (fr) * 1986-06-03 1987-12-09 Philip Morris Products Inc. Traitement d'une matière contenant du tabac extrudé en continu
US5097851A (en) * 1990-02-22 1992-03-24 B.A.T. Cigarettenfabriken Gmbh Tobacco sheet and method and apparatus for the production of a tobacco sheet
JPH07265042A (ja) * 1994-03-30 1995-10-17 Japan Tobacco Inc 圧延シートの成形機及びその成形方法
JP2008509703A (ja) * 2004-08-18 2008-04-03 ブラウン アンド ウィリアムソン ホールディングス インコーポレイテッド 再生タバコシートおよびそれを用いた喫煙品
WO2022019027A1 (fr) * 2020-07-20 2022-01-27 日本たばこ産業株式会社 Dispositif de fabrication et procédé de fabrication de feuille de tabac reconstitué

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