CA2455412C - Cigarette filter - Google Patents

Cigarette filter Download PDF

Info

Publication number
CA2455412C
CA2455412C CA002455412A CA2455412A CA2455412C CA 2455412 C CA2455412 C CA 2455412C CA 002455412 A CA002455412 A CA 002455412A CA 2455412 A CA2455412 A CA 2455412A CA 2455412 C CA2455412 C CA 2455412C
Authority
CA
Canada
Prior art keywords
filter
cigarette
alumina
silica
activated charcoal
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
CA002455412A
Other languages
English (en)
French (fr)
Other versions
CA2455412A1 (en
Inventor
Ichiro Atobe
Fumihiro Omori
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.)
Japan Tobacco Inc
Original Assignee
Japan Tobacco Inc
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 Japan Tobacco Inc filed Critical Japan Tobacco Inc
Publication of CA2455412A1 publication Critical patent/CA2455412A1/en
Application granted granted Critical
Publication of CA2455412C publication Critical patent/CA2455412C/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
    • 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
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic 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
    • A24D3/048—Tobacco smoke filters characterised by their shape or structure containing additives
    • 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
    • A24D3/0275—Manufacture of tobacco smoke filters for filters with special features
    • A24D3/0287—Manufacture of tobacco smoke filters for filters with special features for composite filters
    • 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
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • A24D3/163—Carbon
    • 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
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • A24D3/166—Silicic acid or silicates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
CA002455412A 2001-08-02 2002-07-31 Cigarette filter Expired - Fee Related CA2455412C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001235202 2001-08-02
JP2001-235202 2001-08-02
PCT/JP2002/007808 WO2003013287A1 (fr) 2001-08-02 2002-07-31 Filtre a cigarette

Publications (2)

Publication Number Publication Date
CA2455412A1 CA2455412A1 (en) 2003-02-20
CA2455412C true CA2455412C (en) 2008-01-29

Family

ID=19066688

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002455412A Expired - Fee Related CA2455412C (en) 2001-08-02 2002-07-31 Cigarette filter

Country Status (8)

Country Link
US (1) US20040182401A1 (ja)
EP (1) EP1413212A1 (ja)
JP (1) JP3905884B2 (ja)
KR (1) KR20040017356A (ja)
CN (1) CN100367886C (ja)
CA (1) CA2455412C (ja)
RU (1) RU2260359C2 (ja)
WO (1) WO2003013287A1 (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6814786B1 (en) * 2003-04-02 2004-11-09 Philip Morris Usa Inc. Filters including segmented monolithic sorbent for gas-phase filtration
GB0426615D0 (en) * 2004-12-03 2005-01-05 Filtrona Suisse Sa Tobacco smoke filter
WO2007102634A1 (en) * 2006-03-09 2007-09-13 Postech Academy-Industry Foundation Cucurbituril added cigarettes and manufacturing method thereof
WO2008018617A1 (fr) * 2006-08-10 2008-02-14 Daicel Chemical Industries, Ltd. Filtre à cigarette
FR2915062B1 (fr) * 2007-04-17 2011-04-08 Laurent Schwartz Utilisation de moyens d'absorption du co2 dans un filtre de cigarette pour reduire le taux de co2 inhale par un fumeur.
WO2010001493A1 (ja) * 2008-07-02 2010-01-07 ダイセル化学工業株式会社 シリカゲルからなるフィルタ素材およびそれを用いたたばこフィルタ
PL215954B1 (pl) * 2010-08-13 2014-02-28 Int Tobacco Machinery Poland Sposób wytwarzania wielosegmentowych sztabek filtrowych
US9655382B2 (en) * 2014-09-16 2017-05-23 John R. Zade Responsible cigarette holder
EP3967159A1 (de) * 2020-09-10 2022-03-16 Andreas Setzer Vorrichtung zum filtern von rauch

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1009535A (en) * 1963-10-15 1965-11-10 British American Tobacco Co Improvements in tobacco-smoke filters
GB1103823A (en) * 1964-06-10 1968-02-21 British American Tobacco Co Improvements relating to tobacco-smoke filters
US3658069A (en) * 1970-02-17 1972-04-25 Stanford Research Inst Filter for reducing the level of carbon monoxide in tobacco smoke
US4038992A (en) * 1975-09-29 1977-08-02 The Japan Tobacco & Salt Public Corporation Granular composition for tobacco filter
JPS6168135A (ja) * 1984-09-11 1986-04-08 Topy Ind Ltd たばこ煙中の一酸化炭素除去剤
JPS63160659A (ja) * 1986-12-25 1988-07-04 日本たばこ産業株式会社 脱臭剤
CN2031615U (zh) * 1988-06-18 1989-02-01 仇叔椗 微孔过滤吸附香烟嘴
AU658372B2 (en) * 1990-11-19 1995-04-13 Cigarette Components Limited Smoke filter containing particulate smoke modifying additive
CN1145756A (zh) * 1995-09-20 1997-03-26 李魏贵 无毒香烟、雪茄
JPH09299073A (ja) * 1996-05-11 1997-11-25 Takashi Sato 健康煙草
JPH11235169A (ja) * 1998-02-23 1999-08-31 Daicel Chem Ind Ltd たばこエレメントおよびその製造方法
AU1079200A (en) * 1998-11-09 2000-05-29 Japan Tobacco Inc. Filter cigarette
JP2000246095A (ja) * 1999-02-26 2000-09-12 Mazda Motor Corp 吸着処理剤を備えた物品
JP2001000165A (ja) * 1999-06-22 2001-01-09 Tokyo Bio Ceramics Kenkyusho:Kk フィルター付きタバコ及びタバコ用フィルター
US6779529B2 (en) * 2001-08-01 2004-08-24 Brown & Williamson Tobacco Corporation Cigarette filter
EP1321534B1 (en) * 2001-11-21 2006-02-08 Shipley Company LLC A method for recovering catalytic metals

Also Published As

Publication number Publication date
EP1413212A1 (en) 2004-04-28
CN100367886C (zh) 2008-02-13
WO2003013287A1 (fr) 2003-02-20
RU2260359C2 (ru) 2005-09-20
US20040182401A1 (en) 2004-09-23
CN1538816A (zh) 2004-10-20
JPWO2003013287A1 (ja) 2004-11-25
KR20040017356A (ko) 2004-02-26
JP3905884B2 (ja) 2007-04-18
CA2455412A1 (en) 2003-02-20

Similar Documents

Publication Publication Date Title
AU2008340634B2 (en) Filter including randomly-oriented fibers for reduction of particle breakthrough
EP2003996B1 (en) Smoking articles comprising magnetic filter elements
KR100908752B1 (ko) 하류에 풍미제가 첨가된 궐련 및 필터
JP4475958B2 (ja) 活性炭繊維シガレットフィルタ
JP5241723B2 (ja) フィルタ付き紙巻きタバコ
US8114475B2 (en) Adsorbents for smoking articles comprising a non-volatile organic compound applied using a supercritical fluid
US20030066539A1 (en) Cigarette Filter
ZA200600187B (en) Improvements relating to smoking article filters
KR20090096448A (ko) 담배연기 필터 및 그 제조방법
CA2735488A1 (en) Filter for a smoking article
US20120247491A1 (en) Smoking articles comprising copper-exchanged molecular sieves
CA2455412C (en) Cigarette filter
WO2009024868A2 (en) Smoking article having carbon dioxide delivery technology for sensorially improved carbon filtration and method of making
CA2455411C (en) Cigarette filter
JP2010527599A (ja) タバコ煙フィルタ
WO2001030184A1 (fr) Filtre de cigarette
US5115824A (en) Filtration of tobacco using moisture free, electrically neutral hydrophobic particles
JPH02308784A (ja) たばこ用フィルタ

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed