EP2922422A1 - Treatment of tobacco material - Google Patents

Treatment of tobacco material

Info

Publication number
EP2922422A1
EP2922422A1 EP13799353.1A EP13799353A EP2922422A1 EP 2922422 A1 EP2922422 A1 EP 2922422A1 EP 13799353 A EP13799353 A EP 13799353A EP 2922422 A1 EP2922422 A1 EP 2922422A1
Authority
EP
European Patent Office
Prior art keywords
tobacco material
subcritical water
tobacco
water
treatment
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP13799353.1A
Other languages
German (de)
English (en)
French (fr)
Inventor
Jin Hu
Robert Saunders
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British American Tobacco Investments Ltd
Original Assignee
British American Tobacco Investments Ltd
British American Tobacco Co Ltd
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 British American Tobacco Investments Ltd, British American Tobacco Co Ltd filed Critical British American Tobacco Investments Ltd
Publication of EP2922422A1 publication Critical patent/EP2922422A1/en
Withdrawn legal-status Critical Current

Links

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
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/18—Treatment of tobacco products or tobacco substitutes
    • A24B15/24—Treatment of tobacco products or tobacco substitutes by extraction; Tobacco extracts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Tobacco Products (AREA)
EP13799353.1A 2012-11-26 2013-11-25 Treatment of tobacco material Withdrawn EP2922422A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB1221199.1A GB201221199D0 (en) 2012-11-26 2012-11-26 Treatment of tobacco material
PCT/GB2013/053108 WO2014080229A1 (en) 2012-11-26 2013-11-25 Treatment of tobacco material

Publications (1)

Publication Number Publication Date
EP2922422A1 true EP2922422A1 (en) 2015-09-30

Family

ID=47560642

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13799353.1A Withdrawn EP2922422A1 (en) 2012-11-26 2013-11-25 Treatment of tobacco material

Country Status (8)

Country Link
US (1) US20150296870A1 (ja)
EP (1) EP2922422A1 (ja)
JP (1) JP2015536150A (ja)
BR (1) BR112015012158A2 (ja)
CA (1) CA2889320A1 (ja)
GB (1) GB201221199D0 (ja)
RU (1) RU2015125058A (ja)
WO (1) WO2014080229A1 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9765411B2 (en) * 2013-05-07 2017-09-19 Tyton Biosciences, Llc Green process to hydrolyze carbohydrates from tobacco biomass using subcritical water
FR3072874B1 (fr) * 2017-11-02 2020-11-20 Laboratoire Phenobio Extrait particulier de plantes a parfums, aromatiques et medicinales, procede d'obtention, compositions l'incluant et utilisations
KR102458971B1 (ko) * 2020-06-10 2022-10-24 주식회사 케이티앤지 열수침적된 잎담배를 포함하는 흡연물품 및 그의 제조방법
CN114947181B (zh) * 2022-06-13 2023-09-01 湖北中烟工业有限责任公司 一种亚临界水萃取与有机溶剂萃取耦合提取烟草提取物的方法
CN115088861B (zh) * 2022-06-29 2023-09-15 河南中烟工业有限责任公司 利用废弃烟叶/烟末制备烟叶提取物的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5311886A (en) * 1991-12-31 1994-05-17 Imasco Limited Tobacco extract treatment with insoluble adsorbent
US6001256A (en) * 1996-09-25 1999-12-14 Energy & Environmental Research Center Method of manipulating the chemical properties of water to improve the effectiveness of a desired chemical process
US5947128A (en) * 1997-12-08 1999-09-07 Brown & Williamson Tobacco Corporation Method for making a reconstituted tobacco sheet using steam exploded tobacco
AU761885B2 (en) * 1998-07-08 2003-06-12 British American Tobacco (Investments) Limited Use of a phenol oxidising enzyme in the treatment of tobacco
NZ515523A (en) * 2001-11-15 2004-04-30 Horticulture & Food Res Inst Extraction of phenolic antioxidants
GB0225691D0 (en) * 2002-11-05 2002-12-11 Souza Cruz Sa Improvements relating to the removal of soluble components from tobacco material and apparatus therefor
JP2004306021A (ja) * 2003-03-25 2004-11-04 Nihon Zaikei Kk 植物成分抽出装置
US7581543B2 (en) * 2004-04-14 2009-09-01 Philip Morris Usa Inc. Reduction of phenolic compound precursors in tobacco
US7943190B2 (en) * 2005-05-13 2011-05-17 Her Majesty the Queen in Right in Canada as Represented by the Minister of Agriculture and Agri-Food Canada Extraction of phytochemicals
JP2012050921A (ja) * 2010-08-31 2012-03-15 Sekisui Chem Co Ltd 多段階抽出方法
TW201247115A (en) * 2011-02-17 2012-12-01 British American Tobacco Co Smoking articles

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2014080229A1 *

Also Published As

Publication number Publication date
WO2014080229A1 (en) 2014-05-30
CA2889320A1 (en) 2014-05-30
GB201221199D0 (en) 2013-01-09
BR112015012158A2 (pt) 2017-07-11
US20150296870A1 (en) 2015-10-22
JP2015536150A (ja) 2015-12-21
RU2015125058A (ru) 2017-01-10

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Legal Events

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