FR2377162A1 - Filtre pour la fumee de tabac, contenant des fibres de charbon actif azotees - Google Patents
Filtre pour la fumee de tabac, contenant des fibres de charbon actif azoteesInfo
- Publication number
- FR2377162A1 FR2377162A1 FR7800976A FR7800976A FR2377162A1 FR 2377162 A1 FR2377162 A1 FR 2377162A1 FR 7800976 A FR7800976 A FR 7800976A FR 7800976 A FR7800976 A FR 7800976A FR 2377162 A1 FR2377162 A1 FR 2377162A1
- Authority
- FR
- France
- Prior art keywords
- activated carbon
- carbon fibers
- nitrogenic
- tobacco smoke
- smoke filter
- 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
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title abstract 6
- 229920000049 Carbon (fiber) Polymers 0.000 title abstract 3
- 241000208125 Nicotiana Species 0.000 title 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 title 1
- 239000000779 smoke Substances 0.000 title 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- 239000000835 fiber Substances 0.000 abstract 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 abstract 2
- 230000003213 activating effect Effects 0.000 abstract 1
- 238000010000 carbonizing Methods 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 229920002239 polyacrylonitrile Polymers 0.000 abstract 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
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Fibers (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Abstract
L'invention concerne un filtre qui contient comme éléments filtrants des fibres de charbon actif azotées, produites par carbonisation de fibres de polymères d'acrylonitrile puis activation de ces fibres. Les fibres de charbon actif azotées présentent une surface spécifique d'environ 100 à 1500 m2/g et une teneur en azote d'environ 2 à environ 15 % en poids.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP186677A JPS5388400A (en) | 1977-01-13 | 1977-01-13 | Cigarette filter |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2377162A1 true FR2377162A1 (fr) | 1978-08-11 |
FR2377162B1 FR2377162B1 (fr) | 1982-06-04 |
Family
ID=11513461
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7800976A Granted FR2377162A1 (fr) | 1977-01-13 | 1978-01-13 | Filtre pour la fumee de tabac, contenant des fibres de charbon actif azotees |
Country Status (5)
Country | Link |
---|---|
US (1) | US4195649A (fr) |
JP (1) | JPS5388400A (fr) |
DE (1) | DE2801239C3 (fr) |
FR (1) | FR2377162A1 (fr) |
GB (1) | GB1553357A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996014762A1 (fr) * | 1994-11-16 | 1996-05-23 | Rothmans International Services Limited | Boudin de tabac et/ou filtre pour article a fumer |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2504560B1 (fr) * | 1981-04-23 | 1986-04-11 | Toho Beslon Co | Procede de fabrication d'une fibre de carbone activee |
JPS59166073A (ja) * | 1983-03-10 | 1984-09-19 | 東レ株式会社 | タバコフイルタ− |
US4737889A (en) * | 1984-07-17 | 1988-04-12 | Matsushita Electric Industrial Co., Ltd. | Polarizable electrode body and method for its making |
US5360023A (en) * | 1988-05-16 | 1994-11-01 | R. J. Reynolds Tobacco Company | Cigarette filter |
US5364581A (en) * | 1993-05-06 | 1994-11-15 | Kenneth Wilkinson | Process of making polyacrylonitrile fibers |
US5404890A (en) * | 1993-06-11 | 1995-04-11 | R. J. Reynolds Tobacco Company | Cigarette filter |
TW459075B (en) * | 1996-05-24 | 2001-10-11 | Toray Ind Co Ltd | Carbon fiber, acrylic fiber and preparation thereof |
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 |
US20030066539A1 (en) * | 2001-08-01 | 2003-04-10 | Figlar James N. | Cigarette Filter |
NL1020603C2 (nl) * | 2002-05-15 | 2003-11-18 | Tno | Werkwijze voor het drogen van een product met behulp van een regeneratief adsorbens. |
US20050172976A1 (en) * | 2002-10-31 | 2005-08-11 | Newman Deborah J. | Electrically heated cigarette including controlled-release flavoring |
PT1594376E (pt) * | 2003-02-18 | 2007-01-31 | Filligent Ltd | Filtro contendo uma ftalocianina e um polímero policationico |
HUE033054T2 (hu) | 2003-03-07 | 2017-11-28 | Univ Virginia Commonwealth | Elektromosan feldolgozott fenolos anyagok és módszerek |
NL1025006C2 (nl) * | 2003-12-12 | 2005-06-14 | Gidding Holding B V | Inrichting en werkwijze voor het filteren van rook. |
US7832412B2 (en) * | 2004-10-25 | 2010-11-16 | Phillip Morris Usa Inc. | Surface modified adsorbents and use thereof |
US7503960B2 (en) | 2005-03-15 | 2009-03-17 | Philip Morris Usa Inc. | Smoking articles and filters with carbon fiber composite molecular sieve sorbent |
US7878209B2 (en) * | 2005-04-13 | 2011-02-01 | Philip Morris Usa Inc. | Thermally insulative smoking article filter components |
ES2603646T3 (es) * | 2008-05-21 | 2017-02-28 | R.J. Reynolds Tobacco Company | Filtro de cigarrillo que tiene estructuras de fibra compuesta |
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 |
JP2012045538A (ja) * | 2010-07-29 | 2012-03-08 | Sony Corp | ニコチンの吸着剤、キノリンの吸着剤、ベンゾピレンの吸着剤、トルイジンの吸着剤及び発癌性物質の吸着剤 |
US8720450B2 (en) * | 2010-07-30 | 2014-05-13 | R.J. Reynolds Tobacco Company | Filter element comprising multifunctional fibrous smoke-altering material |
CN102600798A (zh) * | 2011-01-20 | 2012-07-25 | 英美烟草(投资)有限公司 | 制备多孔碳的方法 |
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 |
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 |
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 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1213333A (fr) * | 1959-01-15 | 1960-03-31 | Procédé pour le filtrage des gaz provenant de la combustion, notamment du tabac et du papier à cigarette et articles conformes à ceux obtenus par l'utilisation duditprocédé ou procédé similaire | |
GB1023918A (en) * | 1964-03-25 | 1966-03-30 | Haveg Industries Inc | Tobacco smoke filter |
GB1044940A (en) * | 1964-10-01 | 1966-10-05 | Lohmann Kg | Filter element for tobacco goods, and a process for the manufacture thereof |
CH477832A (de) * | 1968-08-22 | 1969-09-15 | Lonza Werke Gmbh | Zigarettenfilter |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3011981A (en) * | 1958-04-21 | 1961-12-05 | Soltes William Timot | Electrically conducting fibrous carbon |
US3337301A (en) * | 1964-01-17 | 1967-08-22 | Havey Ind Inc | Process for carbonizing fibrous cellulosic materials |
US3319629A (en) * | 1965-05-20 | 1967-05-16 | American Cyanamid Co | Filter cigarette |
DE2363415C3 (de) * | 1972-12-22 | 1978-06-01 | Kureha Kagaku Kogyo K.K., Tokio | Verfahren zur Oberflächenbehandlung von Kohlenstoff-Fasern |
JPS5234025A (en) * | 1975-09-08 | 1977-03-15 | Japan Exlan Co Ltd | Process for producing carbon fibers having excellent performances |
JPS5836095B2 (ja) | 1976-10-05 | 1983-08-06 | 東邦ベスロン株式会社 | 活性炭素繊維の製造法 |
-
1977
- 1977-01-13 JP JP186677A patent/JPS5388400A/ja active Granted
-
1978
- 1978-01-11 GB GB989/78A patent/GB1553357A/en not_active Expired
- 1978-01-12 DE DE2801239A patent/DE2801239C3/de not_active Expired
- 1978-01-13 US US05/869,340 patent/US4195649A/en not_active Expired - Lifetime
- 1978-01-13 FR FR7800976A patent/FR2377162A1/fr active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1213333A (fr) * | 1959-01-15 | 1960-03-31 | Procédé pour le filtrage des gaz provenant de la combustion, notamment du tabac et du papier à cigarette et articles conformes à ceux obtenus par l'utilisation duditprocédé ou procédé similaire | |
GB1023918A (en) * | 1964-03-25 | 1966-03-30 | Haveg Industries Inc | Tobacco smoke filter |
GB1044940A (en) * | 1964-10-01 | 1966-10-05 | Lohmann Kg | Filter element for tobacco goods, and a process for the manufacture thereof |
CH477832A (de) * | 1968-08-22 | 1969-09-15 | Lonza Werke Gmbh | Zigarettenfilter |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996014762A1 (fr) * | 1994-11-16 | 1996-05-23 | Rothmans International Services Limited | Boudin de tabac et/ou filtre pour article a fumer |
Also Published As
Publication number | Publication date |
---|---|
DE2801239C3 (de) | 1980-07-17 |
US4195649A (en) | 1980-04-01 |
DE2801239A1 (de) | 1978-08-03 |
GB1553357A (en) | 1979-09-26 |
JPS569109B2 (fr) | 1981-02-27 |
DE2801239B2 (de) | 1979-11-08 |
FR2377162B1 (fr) | 1982-06-04 |
JPS5388400A (en) | 1978-08-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |