CA2712794C - Tobacco smoke filter - Google Patents

Tobacco smoke filter Download PDF

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Publication number
CA2712794C
CA2712794C CA2712794A CA2712794A CA2712794C CA 2712794 C CA2712794 C CA 2712794C CA 2712794 A CA2712794 A CA 2712794A CA 2712794 A CA2712794 A CA 2712794A CA 2712794 C CA2712794 C CA 2712794C
Authority
CA
Canada
Prior art keywords
filter
tobacco smoke
element according
filter element
staple fibres
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.)
Active
Application number
CA2712794A
Other languages
English (en)
French (fr)
Other versions
CA2712794A1 (en
Inventor
Paul Francis Clarke
Daniel S. Araujo
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.)
Essentra Filter Products Development Co Pte Ltd
Original Assignee
Filtrona International 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=40547459&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2712794(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GB0801246A external-priority patent/GB0801246D0/en
Priority claimed from GB0822366A external-priority patent/GB0822366D0/en
Application filed by Filtrona International Ltd filed Critical Filtrona International Ltd
Publication of CA2712794A1 publication Critical patent/CA2712794A1/en
Application granted granted Critical
Publication of CA2712794C publication Critical patent/CA2712794C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/062—Use of materials for tobacco smoke filters characterised by structural features
    • A24D3/063—Use of materials for tobacco smoke filters characterised by structural features of the fibers
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0204—Preliminary operations before the filter rod forming process, e.g. crimping, blooming
    • A24D3/0208—Cutting filter materials
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
CA2712794A 2008-01-23 2009-01-23 Tobacco smoke filter Active CA2712794C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB0801246.0 2008-01-23
GB0801246A GB0801246D0 (en) 2008-01-23 2008-01-23 Tobacco smoke filter
GB0822366A GB0822366D0 (en) 2008-12-08 2008-12-08 Tobacco smoke filter
GB0822366.1 2008-12-08
PCT/GB2009/000215 WO2009093051A2 (en) 2008-01-23 2009-01-23 Tobacco smoke filter

Publications (2)

Publication Number Publication Date
CA2712794A1 CA2712794A1 (en) 2009-07-30
CA2712794C true CA2712794C (en) 2016-11-01

Family

ID=40547459

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2712794A Active CA2712794C (en) 2008-01-23 2009-01-23 Tobacco smoke filter

Country Status (12)

Country Link
US (1) US20110023900A1 (zh)
EP (1) EP2247206B1 (zh)
JP (1) JP5491413B2 (zh)
KR (1) KR101765733B1 (zh)
CN (1) CN101938918B (zh)
BR (1) BRPI0906555B1 (zh)
CA (1) CA2712794C (zh)
MX (1) MX2010007986A (zh)
PL (1) PL2247206T3 (zh)
RU (1) RU2504309C2 (zh)
TW (1) TW200936065A (zh)
WO (1) WO2009093051A2 (zh)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201005547D0 (en) * 2010-04-01 2010-05-19 British American Tobacco Co Composite additive materials
EP2401929A1 (en) * 2010-06-30 2012-01-04 Philip Morris Products S.A. Filter for a smoking article
EP2462822A1 (en) * 2010-12-13 2012-06-13 Philip Morris Products S.A. Smoking article including flavour granules
US20120325233A1 (en) 2011-06-23 2012-12-27 Eastman Chemical Company Cellulose esters having mixed-phase titanium dioxide particles for improved degradation
US20120325231A1 (en) 2011-06-23 2012-12-27 Eastman Chemical Company Filters having improved degradation and methods of making them
US10064429B2 (en) 2011-09-23 2018-09-04 R.J. Reynolds Tobacco Company Mixed fiber product for use in the manufacture of cigarette filter elements and related methods, systems, and apparatuses
US20130115452A1 (en) * 2011-11-03 2013-05-09 Celanese Acetate Llc High Denier Per Filament and Low Total Denier Tow Bands
US8967155B2 (en) * 2011-11-03 2015-03-03 Celanese Acetate Llc Products of high denier per filament and low total denier tow bands
UA112328C2 (uk) * 2011-11-07 2016-08-25 Філіп Морріс Продактс С.А. Ментолвмісний курильний виріб
GB2503644A (en) * 2012-05-03 2014-01-08 British American Tobacco Co Filter
GB201209345D0 (en) * 2012-05-25 2012-07-11 Filtrona Filter Prod Dev Co Tobacco smoke filter and method of production
RU2634810C2 (ru) * 2012-07-13 2017-11-03 Филип Моррис Продактс С.А. Разлагающийся фильтр для курительных изделий
US9179709B2 (en) 2012-07-25 2015-11-10 R. J. Reynolds Tobacco Company Mixed fiber sliver for use in the manufacture of cigarette filter elements
US9119419B2 (en) 2012-10-10 2015-09-01 R.J. Reynolds Tobacco Company Filter material for a filter element of a smoking article, and associated system and method
RS58290B1 (sr) 2013-03-28 2019-03-29 Philip Morris Products Sa Proizvod za pušenje koji sadrži element za oslobađanje arome
GB201316210D0 (en) * 2013-09-11 2013-10-30 Filtrona Filter Prod Dev Co Tobacco smoke filter
AT515930B1 (de) * 2014-08-20 2016-01-15 Lenzing Akiengesellschaft Saugfähiger Artikel und seine Verwendung
JP6613246B2 (ja) * 2014-11-28 2019-11-27 株式会社ダイセル シガレットフィルター用セルロースアセテート繊維のトウバンドの製造装置、トウバンドの製造方法、及びシガレットフィルターの製造方法
TR201819930T4 (tr) 2015-02-18 2019-01-21 Jt Int Sa Tütün İçme Ürünleri İçin Yüksek Katkı Yüklerine Sahip Filtreler
GB201608810D0 (en) 2016-05-19 2016-07-06 British American Tobacco Co Cutting and arranging rods for tobacco industry products
US10524500B2 (en) * 2016-06-10 2020-01-07 R.J. Reynolds Tobacco Company Staple fiber blend for use in the manufacture of cigarette filter elements
EP3506770A1 (en) 2016-12-19 2019-07-10 JT International S.A. Filters for smoking articles for less additive(s) loss
US11589608B2 (en) 2018-02-01 2023-02-28 Jt International S.A. Biodegradable filter with improved taste
BR112020014233A2 (pt) * 2018-03-08 2020-12-08 Philip Morris Products S.A. Artigos geradores de aerossol
KR101976325B1 (ko) * 2018-07-06 2019-05-07 주식회사 케이티앤지 연기 성분 저감 담배 필터, 담배, 그리고 그 제조 방법
KR20200061098A (ko) 2018-11-23 2020-06-02 주식회사 케이티앤지 에어로졸 생성장치용 궐련 및 그 궐련을 사용하는 에어로졸 생성장치

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3119396A (en) * 1961-05-24 1964-01-28 Minnesota Mining & Mfg Tobacco smoke filter
US3334533A (en) * 1965-02-19 1967-08-08 Monsanto Co Staple fiber cutting mechanism
US3552400A (en) * 1967-06-08 1971-01-05 American Filtrona Corp Filter plug of staple fiber filter elements and the like
FR2371156A1 (fr) * 1976-11-18 1978-06-16 Seita Procede de transformation du tabac en agregats coherents
US4274914A (en) * 1978-08-28 1981-06-23 Celanese Corporation Filter material
GB2145918B (en) * 1980-08-04 1985-10-16 Molins Plc Producing filler material particularly for cigarette filters
US4406294A (en) * 1982-02-16 1983-09-27 Brown & Williamson Tobacco Corporation Cigarette filter
GB8513233D0 (en) * 1985-05-24 1985-06-26 British American Tobacco Co Cigarettes
GB8921659D0 (en) * 1989-09-26 1989-11-08 Cigarette Components Ltd Particulate sorbent smoke filter
GB9121782D0 (en) * 1991-10-14 1991-11-27 Cigarette Components Ltd Cigarette filter containing particulate smoke modifying additive
US5275859A (en) * 1992-12-21 1994-01-04 Eastman Kodak Company Tobacco smoke filter
DE4332019C2 (de) * 1993-09-16 1996-06-13 Reemtsma H F & Ph Ventilierte Filtercigarette
US5509430A (en) * 1993-12-14 1996-04-23 American Filtrona Corporation Bicomponent fibers and tobacco smoke filters formed therefrom
DE19746664A1 (de) * 1997-10-23 1999-05-06 Reemtsma H F & Ph Dünne Cigarette
JP4209999B2 (ja) * 1998-05-19 2009-01-14 日本たばこ産業株式会社 シガレット用フィルター
CN1216556C (zh) * 2001-02-22 2005-08-31 菲利普莫里斯生产公司 下游加入有香味的香烟和过滤嘴
DE10217410A1 (de) * 2002-04-18 2003-10-30 Hauni Maschinenbau Ag Zigarettenfilter und Verfahren zur Herstellung desselben
GB2394394A (en) * 2002-10-23 2004-04-28 Filtrona Int Ltd Tobacco smoke filter
EP1698241A1 (de) * 2003-04-03 2006-09-06 Hauni Maschinenbau Aktiengesellschaft Verfahren zur Herstellung eines Vlieses für die Herstellung von Filtern der tabakverarbeitenden Industrie sowie Filterstrangherstelleinrichtung
US20050042470A1 (en) * 2003-08-22 2005-02-24 Vogler John William Cellulose ester based products and methods for making them
PT1845809E (pt) * 2005-02-01 2008-12-24 Philip Morris Prod Cigarro fino
US8231752B2 (en) * 2005-11-14 2012-07-31 Cummins Filtration Ip Inc. Method and apparatus for making filter element, including multi-characteristic filter element

Also Published As

Publication number Publication date
RU2010134016A (ru) 2012-02-27
RU2504309C2 (ru) 2014-01-20
BRPI0906555A2 (pt) 2015-07-07
CN101938918B (zh) 2013-07-17
JP2011509682A (ja) 2011-03-31
EP2247206A2 (en) 2010-11-10
WO2009093051A3 (en) 2009-10-15
CN101938918A (zh) 2011-01-05
KR101765733B1 (ko) 2017-08-07
BRPI0906555B1 (pt) 2019-09-03
CA2712794A1 (en) 2009-07-30
US20110023900A1 (en) 2011-02-03
PL2247206T3 (pl) 2013-04-30
EP2247206B1 (en) 2012-12-26
TW200936065A (en) 2009-09-01
WO2009093051A2 (en) 2009-07-30
JP5491413B2 (ja) 2014-05-14
MX2010007986A (es) 2010-08-06
KR20100107505A (ko) 2010-10-05

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Effective date: 20140120