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EP4085770A4 - SMOKING ARTICLE WICK STRIP, SMOKING ARTICLE FILTER, SMOKING ARTICLE AND SMOKING ARTICLE CARTRIDGE - Google Patents

SMOKING ARTICLE WICK STRIP, SMOKING ARTICLE FILTER, SMOKING ARTICLE AND SMOKING ARTICLE CARTRIDGE Download PDF

Info

Publication number
EP4085770A4
EP4085770A4 EP20966187.5A EP20966187A EP4085770A4 EP 4085770 A4 EP4085770 A4 EP 4085770A4 EP 20966187 A EP20966187 A EP 20966187A EP 4085770 A4 EP4085770 A4 EP 4085770A4
Authority
EP
European Patent Office
Prior art keywords
smoking article
cartridge
filter
wick strip
wick
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.)
Granted
Application number
EP20966187.5A
Other languages
German (de)
French (fr)
Other versions
EP4085770A1 (en
EP4085770C0 (en
EP4085770B1 (en
Inventor
Tomoharu Miyashita
Masashi Kimura
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.)
Daicel Corp
Original Assignee
Daicel Corp
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=82158564&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP4085770(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Daicel Corp filed Critical Daicel Corp
Publication of EP4085770A1 publication Critical patent/EP4085770A1/en
Publication of EP4085770A4 publication Critical patent/EP4085770A4/en
Application granted granted Critical
Publication of EP4085770C0 publication Critical patent/EP4085770C0/en
Publication of EP4085770B1 publication Critical patent/EP4085770B1/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
    • A24D3/08—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
    • 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
    • A24D1/00—Cigars; Cigarettes
    • A24D1/04—Cigars; Cigarettes with mouthpieces or filter-tips
    • A24D1/045—Cigars; Cigarettes with mouthpieces or filter-tips with smoke filter means
    • 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
    • A24D1/00—Cigars; Cigarettes
    • A24D1/20—Cigarettes specially adapted for simulated smoking devices
    • 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
    • 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
    • A24D3/0279—Manufacture of tobacco smoke filters for filters with special features with tubes
    • 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
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • A24D3/043—Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
    • 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
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
EP20966187.5A 2020-12-22 2020-12-22 Tow band for smoking article, filter for smoking article, smoking article, and cartridge for smoking article Active EP4085770B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/047849 WO2022137322A1 (en) 2020-12-22 2020-12-22 Tow band for smoking article, filter for smoking article, smoking article, and cartridge for smoking article

Publications (4)

Publication Number Publication Date
EP4085770A1 EP4085770A1 (en) 2022-11-09
EP4085770A4 true EP4085770A4 (en) 2023-01-18
EP4085770C0 EP4085770C0 (en) 2024-03-20
EP4085770B1 EP4085770B1 (en) 2024-03-20

Family

ID=82158564

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20966187.5A Active EP4085770B1 (en) 2020-12-22 2020-12-22 Tow band for smoking article, filter for smoking article, smoking article, and cartridge for smoking article

Country Status (4)

Country Link
EP (1) EP4085770B1 (en)
KR (1) KR20230116901A (en)
PL (1) PL4085770T3 (en)
WO (1) WO2022137322A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025536737A (en) * 2022-11-29 2025-11-07 ジェイティー インターナショナル エスエイ Filters for aerosol-generating articles

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013067511A2 (en) * 2011-11-03 2013-05-10 Celanese Acetate Llc Products of high denier per filament and law total denier tow bands
WO2016084120A1 (en) * 2014-11-28 2016-06-02 株式会社ダイセル Tow band crimp inspection method, tow band production method, tow band crimp inspection device, and tow band production device
WO2017021994A1 (en) * 2015-07-31 2017-02-09 株式会社ダイセル Tow band production method, tow band production device, and cigarette filter production method
JP2019015009A (en) * 2017-07-11 2019-01-31 株式会社ダイセル Cellulose acetate tow band and method for producing cellulose acetate tow band
EP3715509A1 (en) * 2018-07-12 2020-09-30 Daicel Corporation Cellulose acetate fiber, cellulose acetate tow band, and method for producing cellulose acetate tow band
JP2020188811A (en) * 2020-08-18 2020-11-26 株式会社東亜産業 cartridge

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3033698A (en) 1959-10-23 1962-05-08 Eastman Kodak Co Cellulose acetate spinning solutions and process of spinning fine denier filaments
CA2135798A1 (en) 1992-05-27 1993-12-09 Charles M. Buchanan Environmentally non-persistant cellulose ester fibers
JPH07316975A (en) 1994-05-19 1995-12-05 Daicel Chem Ind Ltd Measurement of crimping characteristics of fiber and apparatus therefor
CN1195908C (en) 1999-03-11 2005-04-06 日本烟草产业株式会社 Biodegradable cellulose acetate structure and tobacco filter
DE10121310A1 (en) 2001-05-02 2002-11-28 Rhodia Acetow Gmbh Filter tow
KR100949505B1 (en) 2006-06-05 2010-03-24 엘지디스플레이 주식회사 Photo device and method
TW200936065A (en) 2008-01-23 2009-09-01 Filtrona Int Ltd Tobacco smoke filter
US20120325233A1 (en) 2011-06-23 2012-12-27 Eastman Chemical Company Cellulose esters having mixed-phase titanium dioxide particles for improved degradation
US20130115452A1 (en) 2011-11-03 2013-05-09 Celanese Acetate Llc High Denier Per Filament and Low Total Denier Tow Bands
KR20210029155A (en) 2018-07-13 2021-03-15 주식회사 다이셀 Tow band for electronic cigarette tip, tip for electronic cigarette, and method of manufacturing tow band for electronic cigarette tip
CN112424405A (en) 2018-08-14 2021-02-26 株式会社大赛璐 Cellulose acetate fiber, cellulose acetate tow band, and method for producing cellulose acetate tow band

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013067511A2 (en) * 2011-11-03 2013-05-10 Celanese Acetate Llc Products of high denier per filament and law total denier tow bands
WO2016084120A1 (en) * 2014-11-28 2016-06-02 株式会社ダイセル Tow band crimp inspection method, tow band production method, tow band crimp inspection device, and tow band production device
WO2017021994A1 (en) * 2015-07-31 2017-02-09 株式会社ダイセル Tow band production method, tow band production device, and cigarette filter production method
JP2019015009A (en) * 2017-07-11 2019-01-31 株式会社ダイセル Cellulose acetate tow band and method for producing cellulose acetate tow band
EP3715509A1 (en) * 2018-07-12 2020-09-30 Daicel Corporation Cellulose acetate fiber, cellulose acetate tow band, and method for producing cellulose acetate tow band
JP2020188811A (en) * 2020-08-18 2020-11-26 株式会社東亜産業 cartridge

Also Published As

Publication number Publication date
EP4085770A1 (en) 2022-11-09
KR20230116901A (en) 2023-08-04
WO2022137322A1 (en) 2022-06-30
EP4085770C0 (en) 2024-03-20
PL4085770T3 (en) 2024-05-13
EP4085770B1 (en) 2024-03-20

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