CA2863465C - Tobacco smoke filter - Google Patents
Tobacco smoke filter Download PDFInfo
- Publication number
- CA2863465C CA2863465C CA2863465A CA2863465A CA2863465C CA 2863465 C CA2863465 C CA 2863465C CA 2863465 A CA2863465 A CA 2863465A CA 2863465 A CA2863465 A CA 2863465A CA 2863465 C CA2863465 C CA 2863465C
- Authority
- CA
- Canada
- Prior art keywords
- nonwoven fabric
- filter
- staple fibres
- tobacco smoke
- water soluble
- 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
Links
- 235000002637 Nicotiana tabacum Nutrition 0.000 title claims abstract description 44
- 239000000779 smoke Substances 0.000 title claims abstract description 38
- 244000061176 Nicotiana tabacum Species 0.000 title 1
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 99
- 241000208125 Nicotiana Species 0.000 claims abstract description 43
- 239000003232 water-soluble binding agent Substances 0.000 claims abstract description 43
- 235000019504 cigarettes Nutrition 0.000 claims description 31
- 229920001131 Pulp (paper) Polymers 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 23
- 239000011230 binding agent Substances 0.000 claims description 22
- 229920000297 Rayon Polymers 0.000 claims description 17
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 16
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 16
- 238000012360 testing method Methods 0.000 claims description 15
- 229920000433 Lyocell Polymers 0.000 claims description 11
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 8
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 7
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 7
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 7
- 229920000954 Polyglycolide Polymers 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 5
- 230000002708 enhancing effect Effects 0.000 claims description 5
- -1 hydroxycellulose Polymers 0.000 claims description 5
- 239000004633 polyglycolic acid Substances 0.000 claims description 5
- 229920002472 Starch Polymers 0.000 claims description 4
- 239000000796 flavoring agent Substances 0.000 claims description 4
- 235000019634 flavors Nutrition 0.000 claims description 4
- 239000008107 starch Substances 0.000 claims description 4
- 235000019698 starch Nutrition 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 3
- 239000004626 polylactic acid Substances 0.000 claims description 3
- 229920002907 Guar gum Polymers 0.000 claims description 2
- 229920000881 Modified starch Polymers 0.000 claims description 2
- 239000004368 Modified starch Substances 0.000 claims description 2
- 125000002091 cationic group Chemical group 0.000 claims description 2
- 239000000665 guar gum Substances 0.000 claims description 2
- 235000010417 guar gum Nutrition 0.000 claims description 2
- 229960002154 guar gum Drugs 0.000 claims description 2
- 235000019426 modified starch Nutrition 0.000 claims description 2
- 229920000747 poly(lactic acid) Polymers 0.000 claims 1
- 239000004744 fabric Substances 0.000 description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 23
- 239000000835 fiber Substances 0.000 description 22
- 229920002301 cellulose acetate Polymers 0.000 description 18
- 239000000123 paper Substances 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000006185 dispersion Substances 0.000 description 7
- 230000014759 maintenance of location Effects 0.000 description 7
- 229920002678 cellulose Polymers 0.000 description 5
- 238000007766 curtain coating Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- WNZQDUSMALZDQF-UHFFFAOYSA-N 2-benzofuran-1(3H)-one Chemical compound C1=CC=C2C(=O)OCC2=C1 WNZQDUSMALZDQF-UHFFFAOYSA-N 0.000 description 2
- VUVQBYIJRDUVHT-UHFFFAOYSA-N 3,6-dimethyl-5,6,7,7a-tetrahydro-4h-1-benzofuran-2-one Chemical compound C1C(C)CCC2=C(C)C(=O)OC21 VUVQBYIJRDUVHT-UHFFFAOYSA-N 0.000 description 2
- HJXMNVQARNZTEE-UHFFFAOYSA-N Butylphthalide Chemical compound C1=CC=C2C(CCCC)OC(=O)C2=C1 HJXMNVQARNZTEE-UHFFFAOYSA-N 0.000 description 2
- ZPIKVDODKLJKIN-NSHDSACASA-N Senkyunolide Chemical compound C1CC=CC2=C1[C@H](CCCC)OC2=O ZPIKVDODKLJKIN-NSHDSACASA-N 0.000 description 2
- 238000006065 biodegradation reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000004049 embossing Methods 0.000 description 2
- 238000011020 pilot scale process Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- ZRTWVYJNKXXDDT-ZCFIWIBFSA-N (6r)-3,6-dimethyl-5,6-dihydro-4h-1-benzofuran-2-one Chemical compound C[C@@H]1CCC2=C(C)C(=O)OC2=C1 ZRTWVYJNKXXDDT-ZCFIWIBFSA-N 0.000 description 1
- WMBOCUXXNSOQHM-FLIBITNWSA-N (Z)-3-butylidenephthalide Chemical compound C1=CC=C2C(=C/CCC)/OC(=O)C2=C1 WMBOCUXXNSOQHM-FLIBITNWSA-N 0.000 description 1
- PZLPREJERJHZHZ-VMPITWQZSA-N (e)-5-hydroxydec-2-enoic acid Chemical compound CCCCCC(O)C\C=C\C(O)=O PZLPREJERJHZHZ-VMPITWQZSA-N 0.000 description 1
- WMBOCUXXNSOQHM-DHZHZOJOSA-N 3-Butylidenephthalide Natural products C1=CC=C2C(=C/CCC)\OC(=O)C2=C1 WMBOCUXXNSOQHM-DHZHZOJOSA-N 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- WNVCMFHPRIBNCW-UHFFFAOYSA-N Quercuslactone a Chemical compound CCCCC1OC(=O)CC1C WNVCMFHPRIBNCW-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000008365 aromatic ketones Chemical class 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- BGLUXFNVVSVEET-UHFFFAOYSA-N beta-angelica lactone Chemical compound CC1OC(=O)C=C1 BGLUXFNVVSVEET-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- WMBOCUXXNSOQHM-UHFFFAOYSA-N n-butylidenephthalide Natural products C1=CC=C2C(=CCCC)OC(=O)C2=C1 WMBOCUXXNSOQHM-UHFFFAOYSA-N 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 150000003333 secondary alcohols Chemical class 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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
- A24D3/04—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
- A24D3/04—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
- A24D3/067—Use of materials for tobacco smoke filters characterised by functional properties
- A24D3/068—Biodegradable or disintegrable
-
- 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
-
- 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
- A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Nonwoven Fabrics (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
- Paper (AREA)
- Filtering Materials (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1203202.5 | 2012-02-23 | ||
GBGB1203202.5A GB201203202D0 (en) | 2012-02-23 | 2012-02-23 | Tobacco smoke filter |
GB1218113.7 | 2012-10-09 | ||
GB201218113A GB201218113D0 (en) | 2012-10-09 | 2012-10-09 | Tobacco smoke filter |
PCT/EP2013/053654 WO2013124475A1 (en) | 2012-02-23 | 2013-02-25 | Tobacco smoke filter |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2863465A1 CA2863465A1 (en) | 2013-08-29 |
CA2863465C true CA2863465C (en) | 2017-05-30 |
Family
ID=47757586
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2863465A Active CA2863465C (en) | 2012-02-23 | 2013-02-25 | Tobacco smoke filter |
Country Status (8)
Country | Link |
---|---|
US (2) | US20150059789A1 (ja) |
EP (1) | EP2816911B1 (ja) |
JP (4) | JP6258872B2 (ja) |
CN (2) | CN104244747A (ja) |
CA (1) | CA2863465C (ja) |
IN (1) | IN2014DN06667A (ja) |
RU (1) | RU2631628C2 (ja) |
WO (1) | WO2013124475A1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140352708A1 (en) * | 2013-05-30 | 2014-12-04 | Seng C. Tan | Filters for Cigarettes, Pipes, and Cigars and Related Products |
GB2525363B (en) * | 2014-05-23 | 2016-10-19 | Greenbutts Llc | Biodegradable cigarette filter tow and method of manufacture |
CA2949484C (en) | 2014-05-23 | 2022-05-31 | Greenbutts Llc | Biodegradable cigarette filter tow and method of manufacture |
US20180140004A1 (en) * | 2016-11-23 | 2018-05-24 | Bio Fil Inc. | Biodegradable cigarette filter |
CN110049690A (zh) * | 2016-12-29 | 2019-07-23 | 菲利普莫里斯生产公司 | 具有水分散性过滤组件的气溶胶生成制品 |
KR20200113204A (ko) | 2018-02-01 | 2020-10-06 | 제이티 인터내셔널 소시에떼 아노님 | 개선된 맛을 갖는 생분해성 필터 |
CN113412064B (zh) | 2018-12-07 | 2023-11-24 | 菲利普莫里斯生产公司 | 具有生物可降解过滤材料的气溶胶生成制品 |
WO2022085072A1 (ja) * | 2020-10-20 | 2022-04-28 | 日本たばこ産業株式会社 | 香味吸引器具及び香味吸引システム |
GB202115251D0 (en) * | 2021-10-22 | 2021-12-08 | Essentra Filter Products Dev Co Pte Ltd | Paper tube |
EP4176736A1 (en) * | 2021-11-08 | 2023-05-10 | Essentra Filter Products Development Co. Pte. Ltd. | Active paper |
GB202116870D0 (en) * | 2021-11-23 | 2022-01-05 | Essentra Filter Products Dev Co Pte Ltd | Paper filter |
ES2958821A1 (es) * | 2022-07-19 | 2024-02-15 | Miquel Y Costas & Miquel Sa | Papel para filtro de cigarrillos y filtro que lo comprende |
EP4368036A1 (en) * | 2022-11-11 | 2024-05-15 | Boegli-Gravures S.A. | Method and tool for embossing of biodegradable paper to fabricate cigarette filters |
Family Cites Families (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2075328B (en) | 1980-04-21 | 1984-05-02 | Filtrona Ltd | Tobacco-smoke filter |
US4616057A (en) * | 1985-07-10 | 1986-10-07 | Sun Chemical Corporation | Polymer emulsion containing an interpenetrating polymer network |
US4924887A (en) * | 1986-02-03 | 1990-05-15 | R. J. Reynolds Tobacco Company | Tobacco rods and filters |
US5348027A (en) * | 1991-02-14 | 1994-09-20 | R. J. Reynolds Tobacco Company | Cigarette with improved substrate |
DE4322966C2 (de) * | 1993-07-09 | 1995-10-26 | Rhodia Ag Rhone Poulenc | Aus Celluloseacetat geformte Gebilde und ihre Verwendung als Filtertow und Tabakrauchfilterelement |
JPH0739361A (ja) * | 1993-07-28 | 1995-02-10 | Advance Co Ltd | タバコ用フィルター |
TW241198B (en) * | 1993-09-06 | 1995-02-21 | Daicel Chem | A tobacco filter material and a method of producing the same |
US5732718A (en) * | 1994-08-23 | 1998-03-31 | Schweitzer-Mauduit International, Inc. | Selective filtration device |
JP3696951B2 (ja) * | 1994-09-22 | 2005-09-21 | ダイセル化学工業株式会社 | たばこ煙用フィルター素材及びその製造方法 |
JP3677310B2 (ja) * | 1994-10-31 | 2005-07-27 | ダイセル化学工業株式会社 | たばこフィルター素材およびそれを用いたたばこフィルター |
EP0709037B1 (en) | 1994-10-31 | 2001-05-02 | Daicel Chemical Industries, Ltd. | A tobacco filter material and a tobacco filter as produced using the same |
JP3531765B2 (ja) * | 1995-05-29 | 2004-05-31 | ダイセル化学工業株式会社 | たばこフィルター |
JP3606950B2 (ja) * | 1995-05-31 | 2005-01-05 | ダイセル化学工業株式会社 | たばこフィルターおよびその製造方法 |
JP3260059B2 (ja) * | 1995-06-29 | 2002-02-25 | 日本たばこ産業株式会社 | 水分散性乾式不織布およびたばこ用フィルター並びにそれらの製造方法 |
US5986004A (en) * | 1997-03-17 | 1999-11-16 | Kimberly-Clark Worldwide, Inc. | Ion sensitive polymeric materials |
JPH11243939A (ja) * | 1998-02-27 | 1999-09-14 | Japan Tobacco Inc | たばこ製品用フィルター |
JP2931810B1 (ja) * | 1998-03-31 | 1999-08-09 | 日本たばこ産業株式会社 | 生分解性セルロースアセテート成形品およびたばこ用フィルタープラグ |
JP2000084323A (ja) * | 1998-09-16 | 2000-03-28 | Mitsubishi Rayon Co Ltd | エアーフィルターとタバコ用フィルター及び同フィルターを備えたタバコシガレット |
JP2001292758A (ja) * | 2000-04-12 | 2001-10-23 | Unitica Fibers Ltd | タバコフィルター |
DE60142908D1 (de) * | 2000-08-31 | 2010-10-07 | Japan Tobacco Inc | Filterherstellungsmaschine |
US20030045191A1 (en) * | 2001-08-22 | 2003-03-06 | Joel Erwin Goldstein | Disintegratable pre-moistened wipes substantially free of boric acid and its derivatives and lotion therefor |
JP3996477B2 (ja) * | 2002-09-20 | 2007-10-24 | 日本たばこ産業株式会社 | 喫煙用フィルター |
US20040063044A1 (en) * | 2002-09-27 | 2004-04-01 | Eastman Kodak Company | Odorless photographic bleaching composition and color photographic processing |
US20050109449A1 (en) * | 2003-11-26 | 2005-05-26 | Paul Scott | Method of producing latex bonded nonwoven fabric |
JP4937104B2 (ja) * | 2005-02-02 | 2012-05-23 | 株式会社ダイセル | たばこフィルター用素材及びたばこフィルター |
DE102005017478A1 (de) * | 2005-04-15 | 2006-10-19 | Reemtsma Cigarettenfabriken Gmbh | Tabakrauchfilter |
CN101003925A (zh) * | 2006-12-20 | 2007-07-25 | 大亚科技股份有限公司 | 烟用木浆无纺布 |
US9155335B2 (en) * | 2007-12-17 | 2015-10-13 | Celanese Acetate Llc | Degradable cigarette filter |
GB0910373D0 (en) | 2009-06-16 | 2009-07-29 | Filtrona Int Ltd | Tabacco smoke filter |
US20110180084A1 (en) * | 2010-01-27 | 2011-07-28 | R.J. Reynolds Tobacco Company | Apparatus and associated method for forming a filter component of a smoking article |
PL2561127T3 (pl) * | 2010-04-22 | 2015-06-30 | 3M Innovative Properties Co | Włókninowe wstęgi z nanowłókien zawierające aktywne chemicznie cząstki stałe oraz sposoby ich wytwarzania i stosowania |
US20120000480A1 (en) * | 2010-06-30 | 2012-01-05 | Sebastian Andries D | Biodegradable cigarette filter |
AT512460B1 (de) * | 2011-11-09 | 2013-11-15 | Chemiefaser Lenzing Ag | Dispergierbare nicht-gewebte Textilien |
-
2013
- 2013-02-25 US US14/380,434 patent/US20150059789A1/en not_active Abandoned
- 2013-02-25 CN CN201380010608.6A patent/CN104244747A/zh active Pending
- 2013-02-25 JP JP2014558138A patent/JP6258872B2/ja active Active
- 2013-02-25 RU RU2014134214A patent/RU2631628C2/ru active
- 2013-02-25 EP EP13706961.3A patent/EP2816911B1/en active Active
- 2013-02-25 CA CA2863465A patent/CA2863465C/en active Active
- 2013-02-25 IN IN6667DEN2014 patent/IN2014DN06667A/en unknown
- 2013-02-25 CN CN201910836975.0A patent/CN110558609A/zh active Pending
- 2013-02-25 WO PCT/EP2013/053654 patent/WO2013124475A1/en active Application Filing
-
2017
- 2017-09-19 JP JP2017178835A patent/JP2018011604A/ja not_active Withdrawn
-
2019
- 2019-12-05 JP JP2019220194A patent/JP2020043872A/ja not_active Withdrawn
-
2022
- 2022-03-02 JP JP2022031874A patent/JP2022066362A/ja active Pending
-
2023
- 2023-01-17 US US18/097,848 patent/US20230248053A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
RU2014134214A (ru) | 2016-04-10 |
EP2816911B1 (en) | 2024-01-10 |
IN2014DN06667A (ja) | 2015-05-22 |
JP6258872B2 (ja) | 2018-01-10 |
JP2020043872A (ja) | 2020-03-26 |
CN110558609A (zh) | 2019-12-13 |
US20230248053A1 (en) | 2023-08-10 |
CA2863465A1 (en) | 2013-08-29 |
WO2013124475A1 (en) | 2013-08-29 |
CN104244747A (zh) | 2014-12-24 |
JP2015507937A (ja) | 2015-03-16 |
EP2816911C0 (en) | 2024-01-10 |
JP2022066362A (ja) | 2022-04-28 |
EP2816911A1 (en) | 2014-12-31 |
JP2018011604A (ja) | 2018-01-25 |
RU2631628C2 (ru) | 2017-09-25 |
US20150059789A1 (en) | 2015-03-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20230248053A1 (en) | Tobacco smoke filter | |
TW200936065A (en) | Tobacco smoke filter | |
CN113412064A (zh) | 具有生物可降解过滤材料的气溶胶生成制品 | |
CA3191587A1 (en) | Filter for smoking or vaping article comprising a nonwoven substrate | |
JP2023509302A (ja) | 喫煙製品用水流交絡フィルタ材料 | |
AU2021339948A1 (en) | Filter for smoking or vaping article comprising a nonwoven substrate | |
JP2024524013A (ja) | クリープ性を減少させた喫煙具用のセグメント用のフィルタ材料 | |
WO2011148126A1 (en) | Tobacco smoke filter | |
JP3677310B2 (ja) | たばこフィルター素材およびそれを用いたたばこフィルター | |
JP3677309B2 (ja) | たばこフィルター素材およびそれを用いたたばこフィルター | |
CN219578282U (zh) | 烟草烟雾过滤器元件、过滤器、吸烟制品和多倍长度棒 | |
CA3237902A1 (en) | Filter for smoking or vaping article comprising a two-layer material | |
KR20230145571A (ko) | 니코틴 전달 제품을 위한 구조화된 필터 재료 | |
CN117479851A (zh) | 具有改善的膨胀性能的用于吸烟制品的水力缠结的过滤材料 | |
CN117460429A (zh) | 具有改善的膨胀性能的用于吸烟制品的过滤材料 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20140731 |