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WO2009093051A3 - Tobacco smoke filter - Google Patents

Tobacco smoke filter Download PDF

Info

Publication number
WO2009093051A3
WO2009093051A3 PCT/GB2009/000215 GB2009000215W WO2009093051A3 WO 2009093051 A3 WO2009093051 A3 WO 2009093051A3 GB 2009000215 W GB2009000215 W GB 2009000215W WO 2009093051 A3 WO2009093051 A3 WO 2009093051A3
Authority
WO
WIPO (PCT)
Prior art keywords
tobacco smoke
smoke filter
filtering material
substantially homogeneous
homogeneous filtering
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.)
Ceased
Application number
PCT/GB2009/000215
Other languages
French (fr)
Other versions
WO2009093051A2 (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 International 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=WO2009093051(A3) "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
Priority to PL09703354T priority Critical patent/PL2247206T3/en
Priority to BRPI0906555A priority patent/BRPI0906555B1/en
Priority to RU2010134016/12A priority patent/RU2504309C2/en
Priority to EP09703354A priority patent/EP2247206B1/en
Priority to MX2010007986A priority patent/MX2010007986A/en
Application filed by Filtrona International Ltd filed Critical Filtrona International Ltd
Priority to US12/735,515 priority patent/US20110023900A1/en
Priority to CN200980102882XA priority patent/CN101938918B/en
Priority to JP2010543576A priority patent/JP5491413B2/en
Priority to KR1020107018551A priority patent/KR101765733B1/en
Priority to CA2712794A priority patent/CA2712794C/en
Publication of WO2009093051A2 publication Critical patent/WO2009093051A2/en
Publication of WO2009093051A3 publication Critical patent/WO2009093051A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Abstract

A tobacco smoke filter or filter element comprising a cylindrical plug of a substantially homogeneous filtering material of circumference between 14.0 and 23.2 mm, wherein the substantially homogeneous filtering material comprises a plurality of randomly oriented staple fibres.
PCT/GB2009/000215 2008-01-23 2009-01-23 Tobacco smoke filter Ceased WO2009093051A2 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP2010543576A JP5491413B2 (en) 2008-01-23 2009-01-23 Cigarette smoke filter
KR1020107018551A KR101765733B1 (en) 2008-01-23 2009-01-23 Tobacco smoke filter
CA2712794A CA2712794C (en) 2008-01-23 2009-01-23 Tobacco smoke filter
CN200980102882XA CN101938918B (en) 2008-01-23 2009-01-23 Tobacco smoke filter
RU2010134016/12A RU2504309C2 (en) 2008-01-23 2009-01-23 Tobacco smoking filter
EP09703354A EP2247206B1 (en) 2008-01-23 2009-01-23 Tobacco smoke filter
MX2010007986A MX2010007986A (en) 2008-01-23 2009-01-23 Tobacco smoke filter.
PL09703354T PL2247206T3 (en) 2008-01-23 2009-01-23 Tobacco smoke filter
US12/735,515 US20110023900A1 (en) 2008-01-23 2009-01-23 Tobacco smoke filter
BRPI0906555A BRPI0906555B1 (en) 2008-01-23 2009-01-23 tobacco smoke filter or filter element, filter cigarette, and multiple stick

Applications Claiming Priority (4)

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

Publications (2)

Publication Number Publication Date
WO2009093051A2 WO2009093051A2 (en) 2009-07-30
WO2009093051A3 true WO2009093051A3 (en) 2009-10-15

Family

ID=40547459

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2009/000215 Ceased WO2009093051A2 (en) 2008-01-23 2009-01-23 Tobacco smoke filter

Country Status (12)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8967155B2 (en) 2011-11-03 2015-03-03 Celanese Acetate Llc Products of high denier per filament and low total denier tow bands

Families Citing this family (35)

* 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
UA112328C2 (en) * 2011-11-07 2016-08-25 Філіп Морріс Продактс С.А. MENTAL CONTINUOUS SMOKING PRODUCTS
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
UA115062C2 (en) * 2012-07-13 2017-09-11 Філіп Морріс Продактс С.А. Degradable filter for smoking articles
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
UA127848C2 (en) * 2013-03-28 2024-01-24 Філіп Морріс Продактс С.А. SMOKING PRODUCT CONTAINING A FLAVORING ELEMENT
KR102339129B1 (en) * 2013-06-26 2021-12-14 에스더블유엠 서비스 에스.에이.에스. Filter media
GB201316210D0 (en) * 2013-09-11 2013-10-30 Filtrona Filter Prod Dev Co Tobacco smoke filter
AT515930B1 (en) * 2014-08-20 2016-01-15 Lenzing Akiengesellschaft Absorbent article and its use
WO2016084119A1 (en) * 2014-11-28 2016-06-02 株式会社ダイセル Tow band of cellulose acetate fibers for cigarette filter, cigarette filter, tow band production device, and tow band production method
TR201819930T4 (en) 2015-02-18 2019-01-21 Jt Int Sa High Additive Filters for Tobacco Smoking Products
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
WO2018114395A1 (en) 2016-12-19 2018-06-28 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
JP7414721B2 (en) 2018-03-08 2024-01-16 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム Aerosol generating articles
KR101976325B1 (en) * 2018-07-06 2019-05-07 주식회사 케이티앤지 Cigarette filter reducing smoke constituent, cigarette, and manufacturing method thereof
KR20200061098A (en) 2018-11-23 2020-06-02 주식회사 케이티앤지 cigarette for aerosol generating device and aerosol generating device using the cigarette
WO2021090012A1 (en) * 2019-11-06 2021-05-14 Essentra Filter Products Development Co. Pte. Ltd Filter element, mouthpiece and cooling element
KR20220160615A (en) * 2020-03-24 2022-12-06 아쎄테이트 인터내셔널 엘엘씨 Medium DPF and Total Denier Cellulose Acetate Tow
FR3114008B1 (en) 2020-09-11 2023-12-08 Swm Luxembourg Sarl Filter for smoking or vaping item comprising a nonwoven substrate
EP4085770B1 (en) 2020-12-22 2024-03-20 Daicel Corporation Tow band for smoking article, filter for smoking article, smoking article, and cartridge for smoking article
KR102677239B1 (en) 2023-08-17 2024-06-20 윤종국 Cigarette-type electronic cigarette stick
US20250120430A1 (en) * 2023-10-13 2025-04-17 Greenbutts Llc Cigarette filter rod manufacturing process
KR102677237B1 (en) 2023-11-07 2024-06-20 윤종국 Electronic cigarette stick
KR102677240B1 (en) 2023-11-07 2024-06-20 윤종국 Electronic cigarette stick
KR102677238B1 (en) 2023-11-23 2024-06-20 윤종국 Electronic cigarette stick

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3552400A (en) * 1967-06-08 1971-01-05 American Filtrona Corp Filter plug of staple fiber filter elements and the like
GB2145918A (en) * 1980-08-04 1985-04-11 Molins Plc Producing filler material, particularly for cigarette filters
US20040235631A1 (en) * 2003-04-03 2004-11-25 Hauni Maschinenbau Ag Method and a continuous rod machine arrangement for producing nonwoven filters
WO2006082161A1 (en) * 2005-02-01 2006-08-10 Philip Morris Products S.A. Slim cigarette

Family Cites Families (18)

* 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
FR2371156A1 (en) * 1976-11-18 1978-06-16 Seita PROCESS FOR TRANSFORMATION OF TOBACCO INTO COHERENT AGGREGATES
US4274914A (en) * 1978-08-28 1981-06-23 Celanese Corporation Filter material
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 (en) * 1993-09-16 1996-06-13 Reemtsma H F & Ph Ventilated filter cigarette
US5509430A (en) * 1993-12-14 1996-04-23 American Filtrona Corporation Bicomponent fibers and tobacco smoke filters formed therefrom
DE19746664A1 (en) * 1997-10-23 1999-05-06 Reemtsma H F & Ph Thin cigarette
JP4209999B2 (en) 1998-05-19 2009-01-14 日本たばこ産業株式会社 Cigarette filter
CA2438908C (en) * 2001-02-22 2010-08-17 Philip Morris Products Inc. Cigarette and filter with downstream flavor addition
DE10217410A1 (en) * 2002-04-18 2003-10-30 Hauni Maschinenbau Ag Cigarette filter and method of making the same
GB2394394A (en) * 2002-10-23 2004-04-28 Filtrona Int Ltd Tobacco smoke filter
US20050042470A1 (en) * 2003-08-22 2005-02-24 Vogler John William Cellulose ester based products and methods for making them
US8231752B2 (en) * 2005-11-14 2012-07-31 Cummins Filtration Ip Inc. Method and apparatus for making filter element, including multi-characteristic filter element

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3552400A (en) * 1967-06-08 1971-01-05 American Filtrona Corp Filter plug of staple fiber filter elements and the like
GB2145918A (en) * 1980-08-04 1985-04-11 Molins Plc Producing filler material, particularly for cigarette filters
US20040235631A1 (en) * 2003-04-03 2004-11-25 Hauni Maschinenbau Ag Method and a continuous rod machine arrangement for producing nonwoven filters
WO2006082161A1 (en) * 2005-02-01 2006-08-10 Philip Morris Products S.A. Slim cigarette

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8967155B2 (en) 2011-11-03 2015-03-03 Celanese Acetate Llc Products of high denier per filament and low total denier tow bands

Also Published As

Publication number Publication date
CA2712794A1 (en) 2009-07-30
MX2010007986A (en) 2010-08-06
JP2011509682A (en) 2011-03-31
US20110023900A1 (en) 2011-02-03
RU2504309C2 (en) 2014-01-20
RU2010134016A (en) 2012-02-27
BRPI0906555A2 (en) 2015-07-07
BRPI0906555B1 (en) 2019-09-03
CA2712794C (en) 2016-11-01
EP2247206A2 (en) 2010-11-10
WO2009093051A2 (en) 2009-07-30
CN101938918B (en) 2013-07-17
KR20100107505A (en) 2010-10-05
KR101765733B1 (en) 2017-08-07
JP5491413B2 (en) 2014-05-14
PL2247206T3 (en) 2013-04-30
TW200936065A (en) 2009-09-01
EP2247206B1 (en) 2012-12-26
CN101938918A (en) 2011-01-05

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