CA2400408C - Tobacco treatment - Google Patents

Tobacco treatment Download PDF

Info

Publication number
CA2400408C
CA2400408C CA002400408A CA2400408A CA2400408C CA 2400408 C CA2400408 C CA 2400408C CA 002400408 A CA002400408 A CA 002400408A CA 2400408 A CA2400408 A CA 2400408A CA 2400408 C CA2400408 C CA 2400408C
Authority
CA
Canada
Prior art keywords
tobacco
process according
treatment
nitrosamine
supercritical fluid
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.)
Expired - Fee Related
Application number
CA002400408A
Other languages
English (en)
French (fr)
Other versions
CA2400408A1 (en
Inventor
Kevin Gerard Mcadam
David O'reilly
Andrew John Manson
Ian Geoffrey Marchmont Anderson
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
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26243823&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2400408(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GB0005665A external-priority patent/GB0005665D0/en
Priority claimed from GB0012111A external-priority patent/GB0012111D0/en
Application filed by British American Tobacco Investments Ltd filed Critical British American Tobacco Investments Ltd
Publication of CA2400408A1 publication Critical patent/CA2400408A1/en
Application granted granted Critical
Publication of CA2400408C publication Critical patent/CA2400408C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A24B15/26—Use of organic solvents for extraction
    • 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
    • A24B15/241—Extraction of specific substances
    • A24B15/245—Nitrosamines
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA002400408A 2000-03-10 2001-03-06 Tobacco treatment Expired - Fee Related CA2400408C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB0005665A GB0005665D0 (en) 2000-03-10 2000-03-10 Tobacco treatment
GB0005665.5 2000-03-10
GB0012111A GB0012111D0 (en) 2000-05-20 2000-05-20 Tobacco treatment
GB0012111.1 2000-05-20
PCT/GB2001/000945 WO2001065954A1 (en) 2000-03-10 2001-03-06 Tobacco treatment

Publications (2)

Publication Number Publication Date
CA2400408A1 CA2400408A1 (en) 2001-09-13
CA2400408C true CA2400408C (en) 2008-12-30

Family

ID=26243823

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002400408A Expired - Fee Related CA2400408C (en) 2000-03-10 2001-03-06 Tobacco treatment

Country Status (19)

Country Link
US (1) US20040025891A1 (xx)
EP (1) EP1267650B1 (xx)
JP (1) JP3931084B2 (xx)
KR (1) KR100864552B1 (xx)
CN (1) CN100430001C (xx)
AR (1) AR028238A1 (xx)
AT (1) ATE313968T1 (xx)
AU (2) AU3586301A (xx)
BR (1) BR0109264B1 (xx)
CA (1) CA2400408C (xx)
DE (1) DE60116273T2 (xx)
DK (1) DK1267650T3 (xx)
EG (1) EG22308A (xx)
ES (1) ES2251464T3 (xx)
MY (1) MY136703A (xx)
NZ (1) NZ521065A (xx)
PT (1) PT1267650E (xx)
RU (1) RU2259797C2 (xx)
WO (1) WO2001065954A1 (xx)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2535285T3 (es) † 2000-10-05 2015-05-07 Schweitzer-Mauduit International, Inc. Reducción de nitrosaminas en el tabaco y en los productos de tabaco
AU2002228901A1 (en) 2000-11-10 2002-05-21 Vector Tobacco (Bermuda) Ltd. Method and product for removing carcinogens from tobacco smoke
ATE533365T1 (de) 2002-07-18 2011-12-15 Phasex Corp Herabsetzung von tabakbestandteilen
ES2414867T3 (es) 2003-05-06 2013-07-23 Japan Tobacco Inc. Procedimiento para producir un material de tabaco regenerado
CN1972884B (zh) * 2004-05-24 2014-03-26 英美烟草(投资)有限公司 对亚硝胺类化合物有选择性的分子印迹聚合物及使用该聚合物的方法
CN100540466C (zh) * 2004-05-25 2009-09-16 学校法人东洋大学 二氧化碳的分解方法和碳颗粒结构体的形成方法
US20050263161A1 (en) * 2004-05-27 2005-12-01 Brown & Williamson Tobacco Corporation Tobacco filler of low nitrogen content
ATE505960T1 (de) * 2004-06-16 2011-05-15 Japan Tobacco Inc Verfahren zur herstellung von regeneriertem tabakmaterial
WO2006046392A1 (ja) * 2004-10-28 2006-05-04 Japan Tobacco Inc. 被処理材料からの成分抽出方法及び該方法に用いる装置
WO2007032433A1 (ja) * 2005-09-15 2007-03-22 Japan Tobacco Inc. 再生タバコ材の製造方法
WO2007053097A1 (en) * 2005-11-07 2007-05-10 Njette Ab Nicotine with a reduced content of nitrosamines .
WO2007053096A1 (en) * 2005-11-07 2007-05-10 Njette Ab Tobacco product with reduced content of nitrosamines
US20070137663A1 (en) * 2005-12-01 2007-06-21 R. J. Reynolds Tobacco Company Method of extracting sucrose esters from oriental tobacco
CN101431908B (zh) 2006-04-25 2012-07-04 日本烟草产业株式会社 烟丝及烟草处理方法
JP2008125498A (ja) * 2006-11-27 2008-06-05 Tetsuro Asao タバコ葉の製造方法
TWI421037B (zh) 2006-12-07 2014-01-01 British American Tobacco Co 選作為煙草特異性亞硝胺類之分子拓印的聚合物及使用其之方法
GB201200878D0 (en) 2012-01-19 2012-02-29 British American Tobacco Co Polymer compositions
US9049886B2 (en) * 2007-01-26 2015-06-09 Philip Morris Usa Inc. Methods and apparatus for the selective removal of constituents from aqueous tobacco extracts
WO2009019514A2 (en) * 2007-08-03 2009-02-12 British American Tobacco (Investments) Limited Methods for modifying plant matter
US7975877B2 (en) 2007-08-10 2011-07-12 Philip Morris Usa Inc. Bead feeder
CN101427846B (zh) * 2007-11-07 2010-08-18 武汉烟草(集团)有限公司 用复合酶提高薄片原料萃取效率和薄片烟气质量的方法
CN101216403B (zh) * 2008-01-21 2010-06-16 河南农业大学 烤烟烟叶中总细胞壁物质含量的测定方法
GB0810850D0 (en) * 2008-06-13 2008-07-23 British American Tobacco Co Tobacco treatment
CN101571521B (zh) * 2009-06-12 2012-04-25 中国烟草总公司郑州烟草研究院 一种评价添加剂对烟草特有亚硝胺抑制作用的方法
US8360072B2 (en) * 2009-10-09 2013-01-29 Philip Morris Usa Inc. Combination treatment of tobacco extract using antioxidants and antioxidant scavengers
GB201003887D0 (en) * 2010-03-09 2010-05-12 British American Tobacco Co Methods for extracting and isolating constituents of cellulosic material
US20120199145A1 (en) * 2010-11-18 2012-08-09 R.J. Reynolds Tobacco Company Method for treating an extracted tobacco pulp and tobacco products made therefrom
EP2481466A1 (de) * 2011-01-31 2012-08-01 Siemens Aktiengesellschaft Vorrichtung und Verfahren zum Aufreinigen eines mit Nitrosamin verunreinigten Produktes einer Prozessanlage
RU2452339C1 (ru) * 2011-02-10 2012-06-10 Олег Иванович Квасенков Способ получения некурительного изделия из махорки
US9066538B2 (en) * 2011-03-15 2015-06-30 R.J. Reynolds Tobacco Company Cured tobacco and method therefor
EP2526787A1 (en) 2011-05-26 2012-11-28 Philip Morris Products S.A. Methods for reducing the formation of tobacco specific nitrosamines in tobacco homogenates
US10271574B2 (en) * 2012-03-28 2019-04-30 Philip Morris Products S.A. Liquid tobacco composition
CN102640985A (zh) * 2012-04-28 2012-08-22 河南中烟工业有限责任公司 一种卷烟减害降焦处理工艺及用于烟丝或烟叶超临界萃取的装置
CN102894469B (zh) * 2012-10-31 2014-12-24 河南中烟工业有限责任公司 烟草减害降焦的co2流动萃取工艺
WO2014141201A2 (en) 2013-03-15 2014-09-18 Fall Safall Method of reducing tobacco-specific nitrosamines
PL2967127T3 (pl) * 2013-03-15 2019-09-30 Philip Morris Products S.A. Sposoby redukcji jednej lub więcej nitrozoamn właściwych dla tytoniu w materiale tytoniowym
JP6109319B2 (ja) 2013-08-27 2017-04-05 日本たばこ産業株式会社 たばこ原料及びその製造方法並びにたばこ製品
MX2016007987A (es) * 2013-12-18 2016-09-19 Philip Morris Products Sa Metodos para reducir la cetona nitrosamina derivada de la nicotina unida a la matriz en un material vegetal de tabaco.
US10111458B1 (en) 2014-05-16 2018-10-30 R.J. Reynolds Tobacco Company Process for inhibiting formation of nitrosamines
HUE040016T2 (hu) * 2014-08-20 2019-02-28 Philip Morris Products Sa Eljárás dohányspecifikus nitrózaminok mennyiségének csökkentésére nikotintartalmú folyadékokban
CN104351943B (zh) * 2014-09-09 2016-02-10 安徽中烟工业有限责任公司 一种利用电渗析法降低再造烟叶浓缩液中tsna和硝酸盐含量的方法
CN104371826A (zh) * 2014-10-31 2015-02-25 湖北中烟工业有限责任公司 一种具有防腐作用的天然烟用辛香香料
GB201504587D0 (en) * 2015-03-18 2015-05-06 British American Tobacco Co Improvements in methods of treating tobacco.
CN106418660B (zh) * 2015-08-13 2020-03-24 上海烟草集团有限责任公司 一种电子烟烟液的制备方法及其应用
EP3175897B1 (de) 2015-12-04 2018-04-04 Evonik Degussa GmbH Verbessertes verfahren zur extraktion von aromastoffen aus fetthaltigen und/oder wässrigen flüssigphasen
CN106867665A (zh) * 2015-12-10 2017-06-20 澳华达香料科技(广州)有限公司 一种少含烟碱烟草精油及其制备方法和应用
CN105686069B (zh) * 2016-03-25 2017-05-31 广东省金叶科技开发有限公司 一种烟草提取物及其制备方法与它的用途
CN106723312B (zh) * 2016-12-26 2018-08-10 福建中烟工业有限责任公司 一种组合物及使用该组合物制备烟草提取物的方法
CN106723293A (zh) * 2016-12-26 2017-05-31 河南农业大学 降低烟草贮藏过程中亚硝胺含量的方法
GB201707758D0 (en) 2017-05-15 2017-06-28 British American Tobacco Investments Ltd Ground tobacco composition
GB201707761D0 (en) 2017-05-15 2017-06-28 British American Tobacco Investments Ltd Method of making a tobacco extract
CN107080282A (zh) * 2017-05-19 2017-08-22 上海烟草集团有限责任公司 一种废弃烟末提取物的制备方法、废弃烟末提取物及用途
US11278050B2 (en) * 2017-10-20 2022-03-22 R.J. Reynolds Tobacco Company Methods for treating tobacco and tobacco-derived materials to reduce nitrosamines
CN109275944B (zh) * 2018-10-08 2021-09-03 浙江中烟工业有限责任公司 一种适用于加热不燃烧状态下烟丝的静态萃取处理方法
CN115381124B (zh) * 2022-09-27 2023-10-27 江苏中烟工业有限责任公司 一种提升白肋烟在烤烟型卷烟中适配性的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4153063A (en) * 1970-09-02 1979-05-08 Studiengesellschaft Kohle Mbh Process for the extraction of nicotine from tobacco
US5497792A (en) * 1987-11-19 1996-03-12 Philip Morris Incorporated Process and apparatus for the semicontinuous extraction of nicotine from tobacco
US5269930A (en) * 1990-07-13 1993-12-14 Isco, Inc. Apparatus and method for supercritical fluid extraction
US5810020A (en) * 1993-09-07 1998-09-22 Osmotek, Inc. Process for removing nitrogen-containing anions and tobacco-specific nitrosamines from tobacco products
US6135121A (en) * 1996-06-28 2000-10-24 Regent Court Technologies Tobacco products having reduced nitrosamine content
US5765802A (en) * 1996-08-02 1998-06-16 H.O. Bostrom Company, Inc. Low profile seat suspension

Also Published As

Publication number Publication date
EP1267650A1 (en) 2003-01-02
CN100430001C (zh) 2008-11-05
RU2259797C2 (ru) 2005-09-10
KR20020075808A (ko) 2002-10-05
CA2400408A1 (en) 2001-09-13
DE60116273D1 (de) 2006-02-02
DE60116273T2 (de) 2006-07-13
BR0109264B1 (pt) 2011-09-06
EG22308A (en) 2002-12-31
MY136703A (en) 2008-11-28
ATE313968T1 (de) 2006-01-15
BR0109264A (pt) 2003-12-30
EP1267650B1 (en) 2005-12-28
PT1267650E (pt) 2006-05-31
US20040025891A1 (en) 2004-02-12
AU2001235863B2 (en) 2005-06-23
KR100864552B1 (ko) 2008-10-20
JP3931084B2 (ja) 2007-06-13
CN1438843A (zh) 2003-08-27
WO2001065954A1 (en) 2001-09-13
AR028238A1 (es) 2003-04-30
ES2251464T3 (es) 2006-05-01
DK1267650T3 (da) 2006-05-08
AU3586301A (en) 2001-09-17
JP2003526345A (ja) 2003-09-09
RU2002125119A (ru) 2004-03-27
NZ521065A (en) 2005-02-25

Similar Documents

Publication Publication Date Title
CA2400408C (en) Tobacco treatment
AU2001235863A1 (en) Tobacco treatment
EP1915064B1 (en) Extraction and storage of tobacco constituents
EP1542555B1 (en) Reduction of constituents in tobacco
BG62029B1 (bg) Метод и апаратура за импрегниране и раздуване натютюна
CA1317961C (en) Process for removal of basic materials from plant products using solvent extraction
EP0015941A4 (en) TOBACCO EXPANSION METHOD AND APPARATUS.
DE2834501A1 (de) Verfahren zum expandieren von tabak
CN104939304B (zh) 一种降低烟草亚硝胺含量的植物提取物的用法
CN114376057A (zh) 一种花香型绿茶的加工方法
JP4271144B2 (ja) タバコの充填容量増大方法
CH536607A (de) Verfahren zur Vergrösserung der Füllkapazität von Tabak

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20190306