WO2013146952A1 - Procédé de traitement de tabac - Google Patents

Procédé de traitement de tabac Download PDF

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Publication number
WO2013146952A1
WO2013146952A1 PCT/JP2013/059142 JP2013059142W WO2013146952A1 WO 2013146952 A1 WO2013146952 A1 WO 2013146952A1 JP 2013059142 W JP2013059142 W JP 2013059142W WO 2013146952 A1 WO2013146952 A1 WO 2013146952A1
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WO
WIPO (PCT)
Prior art keywords
raw material
tobacco raw
treatment
tobacco
heat treatment
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PCT/JP2013/059142
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English (en)
Japanese (ja)
Inventor
松本　光史
敦郎 山田
貴久 勝岡
竹内　学
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日本たばこ産業株式会社
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Publication of WO2013146952A1 publication Critical patent/WO2013146952A1/fr

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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
    • 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

Definitions

  • the present invention relates to a method for treating a tobacco raw material, and more particularly, to a method for treating a tobacco raw material including a step of raising the pH of the tobacco raw material to an alkaline pH.
  • smokeless cigarettes products that provide flavor to users without burning cigarette leaves, such as snuff cigarettes such as snus, chewing cigarettes, and flavor suction tools, are known.
  • Patent Document 1 by adjusting the pH of a tobacco raw material in a wet state (high moisture state), a tobacco raw material that improves the stability of the pH during storage of the final tobacco product. Processing methods are known.
  • a first feature of the present invention is a method for treating a tobacco raw material including a step of raising the pH of the tobacco raw material to an alkaline pH, the pH of the tobacco raw material being raised to the alkaline pH, and water content in the tobacco raw material. Step A of adding a basic substance and water to the tobacco raw material until the rate reaches 30% by weight or more, and after the step A is performed, the water content in the tobacco raw material becomes 5% by weight or less. Up to this point, the present invention includes the step B of subjecting the tobacco raw material to a heat treatment and a drying treatment.
  • the drying treatment may be performed while aeration is performed.
  • the method may further include a step of finely pulverizing the tobacco raw material to generate tobacco powder having a particle size of 0.212 mm to 1.18 mm before the step A is performed. .
  • the tobacco raw material in step A has a pH of at least 8.0 or higher, and the tobacco raw material after the drying treatment in step B has a pH of 8.0 or higher. It may be.
  • the heating temperature in the heat treatment in the step B may be at least 80 ° C. or higher.
  • the heat treatment and the drying treatment may be performed in a state where a pressure reduction treatment is performed.
  • the gauge pressure in the decompression process may be ⁇ 0.1 MPa or less.
  • the basic substance may be composed of at least one of carbonate or bicarbonate.
  • FIG. 1 is a flowchart showing a method for processing tobacco raw materials according to an embodiment of the present invention.
  • FIG. 2 is a table showing the results of Experiment 1 of the method for treating tobacco raw materials according to the embodiment of the present invention.
  • FIG. 3 is a table showing the results (measurement results of ammonium ions) of Experiment 2 of the method for treating tobacco raw materials according to the embodiment of the present invention.
  • FIG. 4 is a table showing the results of Experiment 2 (measurement results of trimethylamine) of the method for treating tobacco raw materials according to the embodiment of the present invention.
  • FIG. 5 is a diagram for explaining Experiment 4 of the method for treating tobacco raw materials according to the embodiment of the present invention.
  • FIG. 6 is a diagram for explaining Experiment 4 of the method for treating tobacco raw materials according to the embodiment of the present invention.
  • FIG. 7 is a diagram for explaining Experiment 4 of the method for treating tobacco raw materials according to the embodiment of the present invention.
  • FIG. 8 is a diagram for explaining Experiment 5 of the method for treating tobacco raw materials according to the embodiment of the present invention.
  • FIG. 9 is a diagram for explaining Experiment 5 of the method for treating tobacco raw materials according to the embodiment of the present invention.
  • step S101 the tobacco raw material is adjusted.
  • the tobacco raw material those having various shapes such as a cut and a granular material can be used.
  • a granular material having a particle size of 0.212 mm to 1.18 mm may be preferably used, and a granular material having a particle size of 0.5 mm to 1.18 mm is more preferably used. Also good.
  • the tobacco raw material after performing the hydrotreatment described below becomes a lump, and enough bad habits derived from the tobacco raw material are obtained. Can not be removed.
  • step S102 a hydration process and a pH adjustment process are performed.
  • the tobacco raw material is subjected to a hydration treatment until the moisture content in the tobacco raw material becomes 30% by weight or more, more preferably until the moisture content in the tobacco raw material becomes 35% by weight or more. Furthermore, it is preferable to subject the tobacco raw material to a water treatment until the moisture content in the tobacco raw material becomes 40% by weight or more.
  • the upper limit of the moisture content after the hydrotreatment is not particularly limited, but is preferably less than 50% by weight.
  • bad illness derived from tobacco raw materials can be sufficiently removed in the heat treatment and drying treatment described later. That is, when the moisture content in the tobacco raw material is lower than 30% by weight before the drying treatment, even if the tobacco raw material is dried to an absolutely dry state in the drying treatment, the bad habits derived from the tobacco raw material are sufficiently removed. Can not do it.
  • the pH of the tobacco raw material is increased to an alkaline pH, for example, from 8.0 to 11.0, more preferably from 9.0 to 10.0.
  • the pH adjuster a known basic substance such as a carbonate such as potassium carbonate, sodium carbonate or calcium carbonate, or a hydrogen carbonate such as sodium hydrogen carbonate can be used.
  • the moisture content and pH in the tobacco raw material can be adjusted simultaneously, and the processing time can be shortened.
  • a sugar or an amino acid may be imparted for the purpose of accelerating the Maillard reaction in the heat treatment described later and imparting a preferable flavor.
  • step S103 heat treatment and drying treatment are performed.
  • the tobacco raw material is subjected to heat treatment and drying treatment until the moisture content in the tobacco raw material becomes 5% by weight or less.
  • bad habits derived from tobacco raw materials can be sufficiently removed.
  • the tobacco raw material is subjected to heat treatment until a predetermined temperature (for example, 80 ° C. to 130 ° C.) is reached.
  • a predetermined temperature for example, 80 ° C. to 130 ° C.
  • the drying process When the drying process is performed in a state where the tobacco raw material reaches the predetermined temperature and is ventilated, the drying efficiency is improved, and further, the components contributing to the bad habit of the tobacco raw material are discharged out of the system. be able to.
  • the tobacco raw material after the heat treatment and the drying treatment is treated so that the pH of the raw material becomes 8.0 to 9.5, more preferably 8.5 to 9.0.
  • the gauge pressure during decompression is preferably ⁇ 0.1 MPa or less.
  • the tobacco raw material after the heat treatment and the drying treatment is treated so that the pH of the tobacco raw material is 8.0 to 11.0, more preferably 8.5 to 9.0.
  • step S104 a cooling process is performed. For example, in a state where ventilation or decompression is performed, the temperature of the tobacco material is cooled to room temperature (eg, 35 ° C. or lower).
  • the pH of the tobacco raw material is lowered.
  • the pH of the tobacco raw material at the end of the cooling treatment is 8.0 to 11.0, more preferably 8.5 to It is desirable to be within the range of 9.0.
  • step S105 re-humidification processing is performed.
  • moisture is added to the tobacco material, and the moisture content is adjusted to about 12% in the tobacco material.
  • step S106 a fragrance addition process is performed.
  • flavor addition process arbitrary fragrance
  • the tobacco raw material processing method according to the present embodiment can sufficiently remove the bad habits derived from the tobacco raw material.
  • Experiment 1 the relationship between the moisture content in the tobacco raw material before the heat treatment and the drying treatment and the amount of the bad habit component derived from the tobacco raw material after the heat treatment and the drying treatment was investigated.
  • the moisture content of the tobacco raw material before the heat treatment and the drying treatment is about 25% by weight.
  • the heat treatment and the dry treatment are performed.
  • the water content in the previous tobacco raw material was about 40% by weight.
  • the tobacco raw material sample 1 before the drying process in the tobacco raw material processing method according to the comparative example 1 and the tobacco raw material sample 2 before the drying process in the tobacco raw material processing method according to the example 1 are generated.
  • a rocking autoclave (capacity: 10 L, Aichi Electric) was used.
  • both samples 1 and 2 were stirred and mixed for 30 minutes.
  • both samples 1 and 2 are in an absolutely dry state (the water content in samples 1 and 2 is 1 to 3% by weight). Drying was performed until
  • sample 0 a tobacco raw material (sample 0) to which no basic substance was added. That is, the collected sample 0 was extracted with dilute sulfuric acid, and the amount of ammonium ions contained in the sample 0 was measured (see “NH 4 +” in “untreated” in FIG. 2).
  • ammonium ions can be sufficiently removed when the moisture content of the tobacco raw material before the heat treatment and the drying treatment is in a high wet state of about 40% .
  • the moisture content of the tobacco raw material before the heat treatment is about 25% even when the moisture content of the tobacco raw material after the drying treatment is almost completely dry as in the method for treating the tobacco raw material according to Comparative Example 1.
  • a bad habit component such as an ammonium ion whose volatility increases with the addition of a basic substance cannot be sufficiently removed, and the bad habit is not sufficiently removed.
  • the moisture content in the tobacco raw material after the drying treatment is about 15% by weight.
  • the moisture content in the tobacco raw material after the drying treatment is used. The rate was about 2% by weight.
  • the tobacco raw material sample 3 after drying in the tobacco raw material processing method according to Comparative Example 2 and the tobacco raw material sample 4 after drying in the tobacco raw material processing method according to Example 2 were generated.
  • a rocking autoclave (capacity: 10 L, Aichi Electric) was used.
  • the domestic burley leaf was used for the tobacco leaf as a tobacco raw material.
  • potassium carbonate was added so that the weight relative to the weight of the tobacco raw material (pulverized tobacco leaf powder) was 11%, and the moisture content was about 40% by weight. Then, the mixture was stirred and mixed for 30 minutes.
  • the sample 3 of the tobacco raw material having a different moisture content after the drying treatment is changed by changing the time of the drying treatment applied to the tobacco raw material. And 4 were produced.
  • the moisture content after drying treatment of Sample 3 and Sample 4 was about 15 wt% and about 2 wt%, respectively.
  • a sample of the tobacco material is collected and analyzed by headspace analysis using a gas chromatograph mass spectrometer (GC-MS). Ammonium ions and trimethylamine contained in the sample of the tobacco material (derived from the tobacco material) The component of the bad habit to do was measured.
  • GC-MS gas chromatograph mass spectrometer
  • sample 0 a tobacco raw material (sample 0) to which no basic substance was added. That is, the recovered sample 0 was extracted with dilute sulfuric acid, and the amount of ammonium ions contained in the sample 0 was measured (see “NH3” in “untreated” in FIG. 2).
  • the vertical axis of FIG. 4 shows the peak area value of trimethylamine obtained by GC-MS.
  • the moisture content of the tobacco raw material after the drying treatment is about 15% even when the moisture content of the tobacco raw material before the heat treatment is in a highly moist state of about 40%.
  • an annoying component such as trimethylamine which volatilizes with the addition of the basic substance cannot be sufficiently removed.
  • the moisture content of the tobacco raw material before the heat treatment and the drying treatment was about 40% by weight.
  • the gauge pressure in the decompression process for sample 5 is ⁇ 0.1 MPa or less (in this experiment 3, ⁇ 0.092 MPa), and the decompression process is not performed for sample 6, and the process is performed at almost atmospheric pressure. Carried out.
  • the processing time when the pressure reduction was performed in the heat treatment and the drying treatment in the tobacco raw material treatment method according to Example 3 was about 90 minutes, and the tobacco raw material treatment according to Comparative Example 3 was processed.
  • the processing time when pressure reduction was performed in the heat treatment and the drying treatment in the method was about 120 minutes.
  • Experiment 4 the relationship between the moisture content in the tobacco raw material after the heat treatment and the drying treatment and the amount of components of bad habit derived from the tobacco raw material was investigated. Specifically, as shown in FIG. 5, the moisture before the heat treatment and the drying treatment (that is, the moisture after the hydrolysis treatment and the pH adjustment treatment) and the moisture after the heat treatment and the drying treatment are values shown in FIG. Samples 10 to 16 were prepared and measured for the reduction rate of ammonium ions.
  • Experiment 5 the relationship between the moisture content in the tobacco raw material after the heat treatment and the drying treatment and the amount of components of bad habit derived from the tobacco raw material was investigated. Specifically, as shown in FIG. 8, the moisture before the heat treatment and the drying treatment (that is, the moisture after the hydrolysis treatment and the pH adjustment treatment) and the moisture after the heat treatment and the drying treatment are values shown in FIG. Samples 20 to 23 were prepared and the reduction rate of each component (ammonium ion, trimethylamine, N-methylpyrrolidine) was measured.
  • the moisture before the heat treatment and the drying treatment that is, the moisture after the hydrolysis treatment and the pH adjustment treatment
  • Samples 20 to 23 were prepared and the reduction rate of each component (ammonium ion, trimethylamine, N-methylpyrrolidine) was measured.

Abstract

　L'invention concerne un procédé de traitement de tabac présentant: une étape A, dans laquelle une substance de base et de l'eau sont ajoutées à du tabac jusqu'à ce que le pH du tabac augmente de manière à être un pH alcalin et la teneur en eau du tabac est d'au moins 30% en poids; et une étape B, qui est mise en oeuvre après l'étape A, et dans laquelle le tabac est soumis à un traitement thermique et à un traitement de séchage jusqu'à ce que la teneur en eau du tabac représente au plus 5% en poids
PCT/JP2013/059142 2012-03-30 2013-03-27 Procédé de traitement de tabac WO2013146952A1 (fr)

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JP2012-083185 2012-03-30
JP2012083185 2012-03-30

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016063423A1 (fr) * 2014-10-24 2016-04-28 日本たばこ産業株式会社 Composition de tabac à usage oral et son procédé de production
WO2016063551A1 (fr) * 2014-10-24 2016-04-28 日本たばこ産業株式会社 Composition de tabac à usage oral et son procédé de production
EP3207809A4 (fr) * 2014-10-24 2018-07-04 Japan Tobacco, Inc. Procédé de fabrication d'ingrédient de cigarette
EP3207810A4 (fr) * 2014-10-24 2018-07-04 Japan Tobacco, Inc. Procédé de fabrication de source aromatique et emballage
US10420364B2 (en) 2013-02-13 2019-09-24 British American Tobacco (Investments) Limited Tobacco treatment
US10588340B2 (en) 2013-08-21 2020-03-17 British American Tobacco (Investments) Limited Treated tobacco and processes for preparing the same, devices including the same and uses thereof
US10624387B2 (en) 2014-02-26 2020-04-21 Japan Tobacco Inc. Producing method of tobacco raw material
US10750774B2 (en) 2014-02-26 2020-08-25 Japan Tobacco Inc. Extraction method of flavor constituent and manufacturing method of composition element of favorite item
US11064726B2 (en) 2014-02-26 2021-07-20 Japan Tobacco Inc. Extraction method of flavor constituent and manufacturing method of composition element of favorite item

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010534475A (ja) * 2007-07-23 2010-11-11 アール・ジエイ・レイノルズ・タバコ・カンパニー 無煙タバコ組成物およびそれを使用するためのタバコ処理方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010534475A (ja) * 2007-07-23 2010-11-11 アール・ジエイ・レイノルズ・タバコ・カンパニー 無煙タバコ組成物およびそれを使用するためのタバコ処理方法

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10420364B2 (en) 2013-02-13 2019-09-24 British American Tobacco (Investments) Limited Tobacco treatment
US10588340B2 (en) 2013-08-21 2020-03-17 British American Tobacco (Investments) Limited Treated tobacco and processes for preparing the same, devices including the same and uses thereof
US11064726B2 (en) 2014-02-26 2021-07-20 Japan Tobacco Inc. Extraction method of flavor constituent and manufacturing method of composition element of favorite item
US11039639B2 (en) 2014-02-26 2021-06-22 Japan Tobacco Inc. Producing method of tobacco raw material
US10750774B2 (en) 2014-02-26 2020-08-25 Japan Tobacco Inc. Extraction method of flavor constituent and manufacturing method of composition element of favorite item
US10624387B2 (en) 2014-02-26 2020-04-21 Japan Tobacco Inc. Producing method of tobacco raw material
EP3207809A4 (fr) * 2014-10-24 2018-07-04 Japan Tobacco, Inc. Procédé de fabrication d'ingrédient de cigarette
US10314329B2 (en) 2014-10-24 2019-06-11 Japan Tobacco Inc. Oral tobacco composition and production method thereof
US10306914B2 (en) 2014-10-24 2019-06-04 Japan Tobacco Inc. Oral tobacco composition and production method thereof
EP3207810A4 (fr) * 2014-10-24 2018-07-04 Japan Tobacco, Inc. Procédé de fabrication de source aromatique et emballage
US10609951B2 (en) 2014-10-24 2020-04-07 Japan Tobacco Inc. Method for producing flavor source and package
WO2016063423A1 (fr) * 2014-10-24 2016-04-28 日本たばこ産業株式会社 Composition de tabac à usage oral et son procédé de production
US10721958B2 (en) 2014-10-24 2020-07-28 Japan Tobacco Inc. Method for producing flavor source and package
JP2020114256A (ja) * 2014-10-24 2020-07-30 日本たばこ産業株式会社 口腔用たばこ組成物及びその製造方法
JPWO2016063551A1 (ja) * 2014-10-24 2017-07-06 日本たばこ産業株式会社 口腔用たばこ組成物及びその製造方法
JPWO2016063423A1 (ja) * 2014-10-24 2017-06-01 日本たばこ産業株式会社 口腔用たばこ組成物及びその製造方法
WO2016063551A1 (fr) * 2014-10-24 2016-04-28 日本たばこ産業株式会社 Composition de tabac à usage oral et son procédé de production

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