ZA200401077B - Cigarette filter - Google Patents
Cigarette filter Download PDFInfo
- Publication number
- ZA200401077B ZA200401077B ZA2004/01077A ZA200401077A ZA200401077B ZA 200401077 B ZA200401077 B ZA 200401077B ZA 2004/01077 A ZA2004/01077 A ZA 2004/01077A ZA 200401077 A ZA200401077 A ZA 200401077A ZA 200401077 B ZA200401077 B ZA 200401077B
- Authority
- ZA
- South Africa
- Prior art keywords
- cigarette filter
- section
- filter
- general
- selective
- Prior art date
Links
- 235000019504 cigarettes Nutrition 0.000 title claims description 103
- 239000003463 adsorbent Substances 0.000 claims description 159
- 239000000463 material Substances 0.000 claims description 60
- 239000000779 smoke Substances 0.000 claims description 45
- 239000000470 constituent Substances 0.000 claims description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical class [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 21
- 229920002301 cellulose acetate Polymers 0.000 claims description 19
- 239000002250 absorbent Substances 0.000 claims description 13
- 230000002745 absorbent Effects 0.000 claims description 13
- 239000004014 plasticizer Substances 0.000 claims description 11
- 239000003610 charcoal Substances 0.000 claims description 10
- 239000003245 coal Substances 0.000 claims description 9
- 239000002657 fibrous material Substances 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 8
- 229920005989 resin Polymers 0.000 claims description 8
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 239000003456 ion exchange resin Substances 0.000 claims description 7
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 7
- -1 polypropylene Polymers 0.000 claims description 7
- 239000004743 Polypropylene Substances 0.000 claims description 6
- 229920000728 polyester Polymers 0.000 claims description 6
- 229920001155 polypropylene Polymers 0.000 claims description 6
- 239000000741 silica gel Substances 0.000 claims description 6
- 229910002027 silica gel Inorganic materials 0.000 claims description 6
- 239000000654 additive Substances 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 5
- 125000002924 primary amino group Chemical class [H]N([H])* 0.000 claims description 5
- 239000002678 semianthracite Substances 0.000 claims description 5
- 229910052624 sepiolite Inorganic materials 0.000 claims description 5
- 235000019355 sepiolite Nutrition 0.000 claims description 5
- 235000013162 Cocos nucifera Nutrition 0.000 claims description 4
- 244000060011 Cocos nucifera Species 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 4
- 150000004706 metal oxides Chemical class 0.000 claims description 4
- 229920001568 phenolic resin Polymers 0.000 claims description 4
- 125000000467 secondary amino group Chemical group [H]N([*:1])[*:2] 0.000 claims description 4
- CHRJZRDFSQHIFI-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;styrene Chemical class C=CC1=CC=CC=C1.C=CC1=CC=CC=C1C=C CHRJZRDFSQHIFI-UHFFFAOYSA-N 0.000 claims description 3
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims description 3
- 229910021536 Zeolite Inorganic materials 0.000 claims description 3
- 229920002678 cellulose Polymers 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 3
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- 238000000197 pyrolysis Methods 0.000 claims description 3
- 239000010457 zeolite Substances 0.000 claims description 3
- 230000000996 additive effect Effects 0.000 claims 4
- 239000000796 flavoring agent Substances 0.000 claims 2
- 235000013355 food flavoring agent Nutrition 0.000 claims 2
- 239000007788 liquid Substances 0.000 claims 2
- 241000208125 Nicotiana Species 0.000 description 28
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 28
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 18
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 18
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 16
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 14
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N butyric aldehyde Natural products CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 14
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 13
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 12
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 12
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 12
- 239000012808 vapor phase Substances 0.000 description 12
- 229920002125 Sokalan® Polymers 0.000 description 10
- HGINCPLSRVDWNT-UHFFFAOYSA-N Acrolein Chemical compound C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 description 8
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 8
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 8
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 8
- AMIMRNSIRUDHCM-UHFFFAOYSA-N Isopropylaldehyde Chemical compound CC(C)C=O AMIMRNSIRUDHCM-UHFFFAOYSA-N 0.000 description 8
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 8
- 150000001299 aldehydes Chemical class 0.000 description 7
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 6
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 description 5
- 239000011707 mineral Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- MLUCVPSAIODCQM-NSCUHMNNSA-N crotonaldehyde Chemical compound C\C=C\C=O MLUCVPSAIODCQM-NSCUHMNNSA-N 0.000 description 4
- MLUCVPSAIODCQM-UHFFFAOYSA-N crotonaldehyde Natural products CC=CC=O MLUCVPSAIODCQM-UHFFFAOYSA-N 0.000 description 4
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- HGBOYTHUEUWSSQ-UHFFFAOYSA-N valeric aldehyde Natural products CCCCC=O HGBOYTHUEUWSSQ-UHFFFAOYSA-N 0.000 description 4
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 3
- 239000003957 anion exchange resin Substances 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 230000000391 smoking effect Effects 0.000 description 3
- 230000002195 synergetic effect Effects 0.000 description 3
- NOOLISFMXDJSKH-UTLUCORTSA-N (+)-Neomenthol Chemical compound CC(C)[C@@H]1CC[C@@H](C)C[C@@H]1O NOOLISFMXDJSKH-UTLUCORTSA-N 0.000 description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 2
- NOOLISFMXDJSKH-UHFFFAOYSA-N DL-menthol Natural products CC(C)C1CCC(C)CC1O NOOLISFMXDJSKH-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 description 2
- 239000003729 cation exchange resin Substances 0.000 description 2
- 229940023913 cation exchange resins Drugs 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229940041616 menthol Drugs 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- FDPIMTJIUBPUKL-UHFFFAOYSA-N pentan-3-one Chemical compound CCC(=O)CC FDPIMTJIUBPUKL-UHFFFAOYSA-N 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- SNICXCGAKADSCV-JTQLQIEISA-N (-)-Nicotine Chemical compound CN1CCC[C@H]1C1=CC=CN=C1 SNICXCGAKADSCV-JTQLQIEISA-N 0.000 description 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- SLGWESQGEUXWJQ-UHFFFAOYSA-N formaldehyde;phenol Chemical compound O=C.OC1=CC=CC=C1 SLGWESQGEUXWJQ-UHFFFAOYSA-N 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 229960002715 nicotine Drugs 0.000 description 1
- SNICXCGAKADSCV-UHFFFAOYSA-N nicotine Natural products CN1CCCC1C1=CC=CN=C1 SNICXCGAKADSCV-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 230000035899 viability Effects 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
- A24D3/06—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
- A24D3/12—Use of materials for tobacco smoke filters of ion exchange 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
- A24D3/06—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)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US30943501P | 2001-08-01 | 2001-08-01 | |
US30938801P | 2001-08-01 | 2001-08-01 | |
US10/011,841 US20030066539A1 (en) | 2001-08-01 | 2001-10-30 | Cigarette Filter |
PCT/US2002/024240 WO2003015544A1 (en) | 2001-08-01 | 2002-07-30 | Cigarette filter |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA200401077B true ZA200401077B (en) | 2005-06-29 |
Family
ID=27359516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA2004/01077A ZA200401077B (en) | 2001-08-01 | 2004-02-10 | Cigarette filter |
Country Status (27)
Country | Link |
---|---|
US (2) | US20030066539A1 (de) |
EP (1) | EP1411784B8 (de) |
JP (1) | JP4028483B2 (de) |
KR (1) | KR100838207B1 (de) |
CN (1) | CN100496312C (de) |
AP (1) | AP2134A (de) |
AR (1) | AR034967A1 (de) |
AT (1) | ATE527901T1 (de) |
AU (1) | AU2002322811B2 (de) |
BR (1) | BR0211853B1 (de) |
CA (1) | CA2454820C (de) |
EA (1) | EA005323B1 (de) |
EG (1) | EG23137A (de) |
ES (1) | ES2375106T3 (de) |
HR (1) | HRP20040166B1 (de) |
HU (1) | HUP0401565A3 (de) |
IL (2) | IL160150A0 (de) |
MX (1) | MXPA04001044A (de) |
MY (1) | MY128508A (de) |
NO (1) | NO20040452L (de) |
NZ (1) | NZ531256A (de) |
OA (1) | OA12647A (de) |
PL (1) | PL200589B1 (de) |
RS (1) | RS51032B (de) |
TW (1) | TWI239237B (de) |
WO (1) | WO2003015544A1 (de) |
ZA (1) | ZA200401077B (de) |
Families Citing this family (63)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2002228901A1 (en) * | 2000-11-10 | 2002-05-21 | Vector Tobacco (Bermuda) Ltd. | Method and product for removing carcinogens from tobacco smoke |
GB0209690D0 (en) * | 2002-04-27 | 2002-06-05 | British American Tobacco Co | Improvements relating to smoking articles and smokable filler materials therefor |
US6863074B2 (en) * | 2002-08-30 | 2005-03-08 | Philip Morris Usa Inc. | Cigarette filters comprising unfunctionalized porous polyaromatic resins for removing gas phase constituents from mainstream tobacco smoke |
US20040231684A1 (en) * | 2003-05-20 | 2004-11-25 | Zawadzki Michael A. | Smoking article and smoking article filter |
US7856990B2 (en) | 2003-09-30 | 2010-12-28 | R. J. Reynolds Tobacco Company | Filtered cigarette incorporating an adsorbent material |
US8066011B2 (en) | 2003-09-30 | 2011-11-29 | R. J. Reynolds Tobacco Company | Filtered cigarette incorporating an adsorbent material |
US7669604B2 (en) * | 2003-09-30 | 2010-03-02 | R.J. Reynolds Tobacco Company | Filtered cigarette incorporating an adsorbent material |
JP4795959B2 (ja) * | 2003-09-30 | 2011-10-19 | アール・ジエイ・レイノルズ・タバコ・カンパニー | 吸着性材料を組み込むフィルタ付き紙巻きタバコ |
KR100617983B1 (ko) * | 2005-01-07 | 2006-08-31 | 주식회사 케이티앤지 | 궐련용 필터 |
DE102005005175A1 (de) * | 2005-02-01 | 2006-08-10 | Reemtsma Cigarettenfabriken Gmbh | Filtercigarette |
US20070215167A1 (en) | 2006-03-16 | 2007-09-20 | Evon Llewellyn Crooks | Smoking article |
US10188140B2 (en) | 2005-08-01 | 2019-01-29 | R.J. Reynolds Tobacco Company | Smoking article |
EP1920828A4 (de) | 2005-08-10 | 2015-05-06 | Mitsubishi Chem Corp | Gasadsorptionsmittel |
US7479098B2 (en) | 2005-09-23 | 2009-01-20 | R. J. Reynolds Tobacco Company | Equipment for insertion of objects into smoking articles |
PL1993389T3 (pl) | 2006-03-10 | 2010-09-30 | British American Tobacco Investments Ltd | Filtr do artykułu dla palaczy |
US9220301B2 (en) | 2006-03-16 | 2015-12-29 | R.J. Reynolds Tobacco Company | Smoking article |
DE602006008137D1 (de) * | 2006-08-04 | 2009-09-10 | Philip Morris Prod | Mehrkomponentes Filter zur mehreren Geschmacksverstärkung |
US8739802B2 (en) | 2006-10-02 | 2014-06-03 | R.J. Reynolds Tobacco Company | Filtered cigarette |
AR063873A1 (es) * | 2006-12-07 | 2009-02-25 | British American Tobacco Co | Polimeros impresos molecularmente selectivos para nitrosaminas especificas del tabaco y metodos para usarlos |
US8235056B2 (en) * | 2006-12-29 | 2012-08-07 | Philip Morris Usa Inc. | Smoking article with concentric hollow core in tobacco rod and capsule containing flavorant and aerosol forming agents in the filter system |
US20080173320A1 (en) * | 2007-01-19 | 2008-07-24 | R. J. Reynolds Tobacco Company | Filtered Smoking Articles |
US8186360B2 (en) * | 2007-04-04 | 2012-05-29 | R.J. Reynolds Tobacco Company | Cigarette comprising dark air-cured tobacco |
US7972254B2 (en) | 2007-06-11 | 2011-07-05 | R.J. Reynolds Tobacco Company | Apparatus for inserting objects into a filter component of a smoking article, and associated method |
US20100206317A1 (en) * | 2007-09-28 | 2010-08-19 | Vector Tobacco, Inc. | Reduced risk tobacco products and use thereof |
EP2211645A4 (de) * | 2007-09-28 | 2013-01-16 | Vector Tobacco Inc | Tabakprodukte mit vermindertem risiko und deren verwendung |
MY150067A (en) * | 2007-12-14 | 2013-11-29 | Japan Tobacco Inc | Cigarette filter and filter-tipped cigarette |
CN101194755B (zh) * | 2007-12-21 | 2010-09-29 | 湖南中烟工业有限责任公司 | 一种选择性降低卷烟烟气中醛类物质的添加剂、其制备方法及应用 |
US8079369B2 (en) | 2008-05-21 | 2011-12-20 | R.J. Reynolds Tobacco Company | Method of forming a cigarette filter rod member |
US8613284B2 (en) | 2008-05-21 | 2013-12-24 | R.J. Reynolds Tobacco Company | Cigarette filter comprising a degradable fiber |
US8375958B2 (en) * | 2008-05-21 | 2013-02-19 | R.J. Reynolds Tobacco Company | Cigarette filter comprising a carbonaceous fiber |
ES2420685T5 (es) | 2008-05-21 | 2017-02-10 | R.J. Reynolds Tobacco Company | Aparato y método asociado para formar un componente de filtro de un artículo para fumar y artículos para fumar fabricados a partir del mismo |
US8119555B2 (en) * | 2008-11-20 | 2012-02-21 | R. J. Reynolds Tobacco Company | Carbonaceous material having modified pore structure |
US8511319B2 (en) * | 2008-11-20 | 2013-08-20 | R. J. Reynolds Tobacco Company | Adsorbent material impregnated with metal oxide component |
US20100206319A1 (en) * | 2009-02-16 | 2010-08-19 | Gregg Gorski | Personal smoke filter or smoke trap |
US9265286B2 (en) | 2009-03-02 | 2016-02-23 | Tersus, Llc | Filtration agents and methods of use thereof |
US8434498B2 (en) | 2009-08-11 | 2013-05-07 | R. J. Reynolds Tobacco Company | Degradable filter element |
US20110271968A1 (en) | 2010-05-07 | 2011-11-10 | Carolyn Rierson Carpenter | Filtered Cigarette With Modifiable Sensory Characteristics |
US20120000481A1 (en) | 2010-06-30 | 2012-01-05 | Dennis Potter | Degradable filter element for smoking article |
US8720450B2 (en) | 2010-07-30 | 2014-05-13 | R.J. Reynolds Tobacco Company | Filter element comprising multifunctional fibrous smoke-altering material |
CN102008125B (zh) * | 2010-11-14 | 2013-04-17 | 中国烟草总公司郑州烟草研究院 | 金属络合材料及其制备方法和在卷烟中的应用 |
US8973588B2 (en) | 2011-07-29 | 2015-03-10 | R.J. Reynolds Tobacco Company | Plasticizer composition for degradable polyester filter tow |
US20130167849A1 (en) | 2011-12-28 | 2013-07-04 | Balager Ademe | Method of tipping for smoking article |
US20130167851A1 (en) | 2011-12-28 | 2013-07-04 | Balager Ademe | Method of filter assembly for smoking article |
GB201207211D0 (en) * | 2012-04-25 | 2012-06-06 | British American Tobacco Co | Smoking articles |
GB2503644A (en) * | 2012-05-03 | 2014-01-08 | British American Tobacco Co | Filter |
CN103462221B (zh) * | 2013-05-30 | 2015-04-22 | 贵州中烟工业有限责任公司 | 一种含有吸附过滤层的卷烟过滤嘴及其用途 |
CN103462220B (zh) * | 2013-05-30 | 2015-03-25 | 贵州中烟工业有限责任公司 | 一种含超长TiO2水合物纳米管、TiO2纳米粉和活性炭纤维的卷烟过滤嘴 |
CN103462222B (zh) * | 2013-05-30 | 2015-08-19 | 贵州中烟工业有限责任公司 | 一种含超长TiO2水合物纳米管和TiO2纳米粉的卷烟过滤嘴 |
EP2901871A1 (de) * | 2014-01-31 | 2015-08-05 | Philip Morris Products S.A. | Multisegment-Filterschlauch |
GB201405657D0 (en) | 2014-03-28 | 2014-05-14 | British American Tobacco Co | Additive carrying composition |
GB201412752D0 (en) | 2014-07-17 | 2014-09-03 | Nicoventures Holdings Ltd | Electronic vapour provision system |
US20160073686A1 (en) | 2014-09-12 | 2016-03-17 | R.J. Reynolds Tobacco Company | Tobacco-derived filter element |
CN104558371B (zh) * | 2015-01-28 | 2016-06-01 | 云南中烟工业有限责任公司 | 一种聚丙烯酸气凝胶的滤嘴高效吸附棒及其制备方法 |
US10028528B2 (en) | 2015-06-01 | 2018-07-24 | Antonino M. Pero | Exhalation smoke filter mask |
WO2017132709A1 (en) * | 2016-02-05 | 2017-08-10 | "SPS CIGARONNE" Co. Ltd. | Filter cigarette |
US10226066B2 (en) | 2016-03-07 | 2019-03-12 | R.J. Reynolds Tobacco Company | Rosemary in a tobacco blend |
US10383369B2 (en) * | 2017-06-07 | 2019-08-20 | Rai Strategic Holdings, Inc. | Fibrous filtration material for electronic smoking article |
US10512286B2 (en) | 2017-10-19 | 2019-12-24 | Rai Strategic Holdings, Inc. | Colorimetric aerosol and gas detection for aerosol delivery device |
ES2717550B2 (es) * | 2017-12-21 | 2020-02-28 | Univ Alicante | Filtro combinado para la eliminacion de alquitranes y compuestos toxicos del humo del tabaco |
CN110250567A (zh) * | 2019-05-08 | 2019-09-20 | 中山市博海精细化工有限公司 | 一种环保卷烟滤嘴填料及制备方法 |
US11291242B2 (en) | 2019-08-28 | 2022-04-05 | Aiger Group Ag | Apparatus and method for forming a smoke filter |
KR102373179B1 (ko) * | 2020-03-05 | 2022-03-11 | 조영상 | 독성 기체물질을 저감시키는 담배필터 |
CN113287784B (zh) * | 2021-06-25 | 2022-09-30 | 云南中烟工业有限责任公司 | 可降低烟气中硫化氢释放量的卷烟滤嘴颗粒、制备及滤嘴 |
Family Cites Families (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2185760A (en) * | 1933-03-10 | 1940-01-02 | Altenkirch Edmund | Drying method and apparatus |
US2815760A (en) * | 1951-12-24 | 1957-12-10 | Schreus Hans Theo | Tobacco smoke filter |
US2915069A (en) * | 1954-07-13 | 1959-12-01 | Olin Mathieson | Smoking device |
CH399981A (de) * | 1960-06-30 | 1965-09-30 | Jacob Van Buuren Arend | Tabakrauchfilter |
US3266973A (en) * | 1963-07-25 | 1966-08-16 | Richard P Crowley | Method of preparing adsorbent filter paper containing crystalline zeolite particles, and paper thereof |
US3280823A (en) * | 1963-10-01 | 1966-10-25 | Philip Morris Inc | Additive-releasing filter for releasing additives into tobacco smoke |
BE647803A (de) * | 1964-05-12 | 1964-11-12 | ||
US3658069A (en) * | 1970-02-17 | 1972-04-25 | Stanford Research Inst | Filter for reducing the level of carbon monoxide in tobacco smoke |
US3841338A (en) * | 1970-07-23 | 1974-10-15 | British American Tobacco Co | Tobacco-smoke filters |
US3828800A (en) * | 1970-09-25 | 1974-08-13 | Brown & Williamson Tobacco | Tobacco smoke filter material |
US3716500A (en) * | 1970-09-25 | 1973-02-13 | Brown & Williamson Tobacco | Tobacco smoke filter material |
GB1373388A (en) * | 1970-12-24 | 1974-11-13 | Teijin Ltd | Thermoplastic polymer fibres |
US3960770A (en) * | 1973-08-03 | 1976-06-01 | The Dow Chemical Company | Process for preparing macroporous open-cell carbon foam from normally crystalline vinylidene chloride polymer |
US4003257A (en) * | 1974-03-12 | 1977-01-18 | Nasa | Analysis of volatile organic compounds |
GB1509197A (en) * | 1974-06-17 | 1978-05-04 | British American Tobacco Co | Tobacco-smoke filters |
US4063912A (en) * | 1975-02-18 | 1977-12-20 | Rohm And Haas Company | Gaseous phase adsorption using partially pyrolyzed polymer particles |
GB1584773A (en) * | 1976-08-02 | 1981-02-18 | Wiggins Teape Ltd | Moulded fibrous materials |
JPS5388400A (en) * | 1977-01-13 | 1978-08-03 | Toho Rayon Co Ltd | Cigarette filter |
US4246910A (en) * | 1977-08-01 | 1981-01-27 | Philip Morris Incorporated | Cigarette filter material comprising compounds of iron in high oxidation states |
US4266561A (en) * | 1978-04-10 | 1981-05-12 | Brown & Williamson Tobacco Corporation | Tobacco smoke filtering compositions |
ZA792187B (en) * | 1978-05-16 | 1980-05-28 | British American Tobacco Co | Tobacco smoke filters |
FR2524818A1 (fr) * | 1982-04-09 | 1983-10-14 | Raffinage Cie Francaise | Nouveau catalyseur d'oxydation de mercaptans en disulfures, son procede de preparation et son application a l'adoucissement des distillats petroliers |
US4438196A (en) * | 1982-09-28 | 1984-03-20 | Miles Laboratories, Inc. | Immobilization of biocatalysts on granular carbon |
JPS59166073A (ja) * | 1983-03-10 | 1984-09-19 | 東レ株式会社 | タバコフイルタ− |
US4531953A (en) * | 1983-06-21 | 1985-07-30 | Calgon Corporation | Sublimation of amine compounds on activated carbon pore surfaces |
US5104530A (en) * | 1988-01-29 | 1992-04-14 | Maroldo Stephen G | Chromatography column with carbonaceous adsorbents from pyrolyzed polysulfonated polymers |
US5271419A (en) * | 1989-09-29 | 1993-12-21 | R. J. Reynolds Tobacco Company | Cigarette |
HU201865B (en) * | 1989-04-28 | 1991-01-28 | Pecsi Dohanygyar | Tobacco-smoke filter of high efficiency |
US5228962A (en) * | 1991-02-01 | 1993-07-20 | Allied-Signal Inc. | Separation/recovery of ammonium salts via electrodialytic water splitting |
US5271780A (en) * | 1991-12-30 | 1993-12-21 | Kem-Wove, Incorporated | Adsorbent textile product and process |
DE4205658A1 (de) * | 1992-02-25 | 1993-08-26 | Reemtsma H F & Ph | Ventilierte filtercigarette |
RU2010545C1 (ru) * | 1992-04-22 | 1994-04-15 | Товарищество с ограниченной ответственностью "Сфинкс" | Фильтр для сигарет |
US5281257A (en) * | 1992-12-11 | 1994-01-25 | Purus Inc. | System for increasing efficiency of vapor phase pollutant removal with on-site regeneration and pollutant recovery |
US5385876A (en) * | 1993-01-27 | 1995-01-31 | Syracuse University | Activated carbons molecularly engineered |
US5319114A (en) * | 1993-09-23 | 1994-06-07 | Arco Chemical Technology, L. P. | Olefin epoxidation using a carbon molecular sieve impregnated with a transition metal |
DE4343920A1 (de) * | 1993-12-22 | 1995-06-29 | Hoechst Ag | Filter zur Entfernung von Stickoxiden aus Tabakrauch |
CA2226925C (en) * | 1995-07-14 | 2006-10-17 | Subhas K. Sikdar | Absorbent filled membranes for removal of volatile compounds from wastewater |
US5718943A (en) * | 1995-07-20 | 1998-02-17 | Rohm And Haas Company | Method for producing efflorescence resistant coating on cementitious substrate |
US6119699A (en) * | 1997-12-19 | 2000-09-19 | Sung; Michael T. | Method and apparatus for the selective removal of specific components from smoke condensates |
US6257242B1 (en) * | 1999-10-18 | 2001-07-10 | Ioannis C. Stavridis | Filter element |
MY128157A (en) * | 2000-04-20 | 2007-01-31 | Philip Morris Prod | High efficiency cigarette filters having shaped micro cavity fibers impregnated with adsorbent or absorbent materials |
US6779529B2 (en) * | 2001-08-01 | 2004-08-24 | Brown & Williamson Tobacco Corporation | Cigarette filter |
-
2001
- 2001-10-30 US US10/011,841 patent/US20030066539A1/en not_active Abandoned
-
2002
- 2002-07-30 KR KR1020047001625A patent/KR100838207B1/ko not_active IP Right Cessation
- 2002-07-30 NZ NZ531256A patent/NZ531256A/en not_active IP Right Cessation
- 2002-07-30 ES ES02756831T patent/ES2375106T3/es not_active Expired - Lifetime
- 2002-07-30 BR BRPI0211853-0A patent/BR0211853B1/pt not_active IP Right Cessation
- 2002-07-30 IL IL16015002A patent/IL160150A0/xx active IP Right Grant
- 2002-07-30 AU AU2002322811A patent/AU2002322811B2/en not_active Ceased
- 2002-07-30 RS YUP-112/04A patent/RS51032B/sr unknown
- 2002-07-30 EA EA200400191A patent/EA005323B1/ru not_active IP Right Cessation
- 2002-07-30 AP APAP/P/2004/002985A patent/AP2134A/en active
- 2002-07-30 MX MXPA04001044A patent/MXPA04001044A/es active IP Right Grant
- 2002-07-30 WO PCT/US2002/024240 patent/WO2003015544A1/en active IP Right Grant
- 2002-07-30 OA OA1200400032A patent/OA12647A/en unknown
- 2002-07-30 CA CA002454820A patent/CA2454820C/en not_active Expired - Fee Related
- 2002-07-30 AT AT02756831T patent/ATE527901T1/de not_active IP Right Cessation
- 2002-07-30 PL PL368136A patent/PL200589B1/pl not_active IP Right Cessation
- 2002-07-30 CN CNB028176693A patent/CN100496312C/zh not_active Expired - Fee Related
- 2002-07-30 EP EP02756831A patent/EP1411784B8/de not_active Expired - Lifetime
- 2002-07-30 TW TW091117045A patent/TWI239237B/zh not_active IP Right Cessation
- 2002-07-30 US US10/485,479 patent/US20040237984A1/en not_active Abandoned
- 2002-07-30 JP JP2003520314A patent/JP4028483B2/ja not_active Expired - Fee Related
- 2002-07-30 HU HU0401565A patent/HUP0401565A3/hu unknown
- 2002-07-31 MY MYPI20022886A patent/MY128508A/en unknown
- 2002-08-01 AR ARP020102923A patent/AR034967A1/es active IP Right Grant
- 2002-08-03 EG EG2002080870A patent/EG23137A/xx active
-
2004
- 2004-02-01 IL IL160150A patent/IL160150A/en not_active IP Right Cessation
- 2004-02-02 NO NO20040452A patent/NO20040452L/no not_active Application Discontinuation
- 2004-02-10 ZA ZA2004/01077A patent/ZA200401077B/en unknown
- 2004-02-19 HR HRP20040166AA patent/HRP20040166B1/hr not_active IP Right Cessation
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1411784B8 (de) | Zigarettenfilter | |
US6779529B2 (en) | Cigarette filter | |
AU2002322811A1 (en) | Cigarette filter | |
US6591839B2 (en) | Filter material for reducing harmful substances in tobacco smoke | |
US2754829A (en) | Smoke filter | |
CA2596475C (en) | Filter cigarette | |
JP2011505851A (ja) | 粒子突破の低減のためのランダム配向繊維を含むフィルタ | |
KR20140005731U (ko) | 흡연 물품 필터 | |
US20120247491A1 (en) | Smoking articles comprising copper-exchanged molecular sieves | |
US20030098030A1 (en) | Cigarette filter | |
JP4824568B2 (ja) | タバコ煙フィルタ | |
JP3905883B2 (ja) | シガレット用フィルター | |
JP3905884B2 (ja) | シガレット用フィルター | |
JPH02308784A (ja) | たばこ用フィルタ |