DE3061887D1 - Siloxane bond rearrangement effected by solid perfluorinated polymers containing pendant sulfonic acid groups - Google Patents
Siloxane bond rearrangement effected by solid perfluorinated polymers containing pendant sulfonic acid groupsInfo
- Publication number
- DE3061887D1 DE3061887D1 DE8080301911T DE3061887T DE3061887D1 DE 3061887 D1 DE3061887 D1 DE 3061887D1 DE 8080301911 T DE8080301911 T DE 8080301911T DE 3061887 T DE3061887 T DE 3061887T DE 3061887 D1 DE3061887 D1 DE 3061887D1
- Authority
- DE
- Germany
- Prior art keywords
- sulfonic acid
- acid groups
- containing pendant
- polymers containing
- siloxane bond
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/06—Preparatory processes
- C08G77/10—Equilibration processes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Silicon Polymers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/051,492 US4222952A (en) | 1979-06-25 | 1979-06-25 | Siloxane bond rearrangement effected by solid perfluorinated polymers containing pendant sulfonic acid groups |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3061887D1 true DE3061887D1 (en) | 1983-03-17 |
Family
ID=21971633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8080301911T Expired DE3061887D1 (en) | 1979-06-25 | 1980-06-06 | Siloxane bond rearrangement effected by solid perfluorinated polymers containing pendant sulfonic acid groups |
Country Status (6)
Country | Link |
---|---|
US (1) | US4222952A (de) |
EP (1) | EP0021683B1 (de) |
JP (1) | JPS594446B2 (de) |
AT (1) | ATE2438T1 (de) |
CA (1) | CA1165768A (de) |
DE (1) | DE3061887D1 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2951801A1 (de) * | 1979-12-21 | 1981-07-02 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von aequilibrierungsprodukten von organosiloxanen |
FR2505850B1 (fr) * | 1981-05-12 | 1985-06-21 | Rhone Poulenc Spec Chim | Procede d'obtention de polysiloxanes de masses moleculaires elevees par polymerisation et rearrangement de polysiloxanes en presence de catalyseur constitue par un support mineral poreux recouvert d'un film polymerique porteur de groupement sulfonique ou phosphonique |
US4463103A (en) * | 1981-12-09 | 1984-07-31 | E. I. Du Pont De Nemours And Company | Toluic acid |
US4414146A (en) * | 1982-05-05 | 1983-11-08 | Union Camp Corporation | Method of polymerizing rosin |
US4412081A (en) * | 1982-08-27 | 1983-10-25 | General Electric Company | Methods for preparing decamethyl cyclopentasiloxane |
US4585750A (en) * | 1983-12-21 | 1986-04-29 | Exxon Research And Engineering Co. | Composite catalyst for hydrocarbon conversion reactions |
US4683216A (en) * | 1985-02-27 | 1987-07-28 | Exxon Research And Engineering Company | Process for activating a composite catalyst useful for hydrocarbon conversion reactions |
US4673769A (en) * | 1985-02-27 | 1987-06-16 | Exxon Research And Engineering Company | Composite catalyst for hydrocarbon conversion reactions |
GB8517188D0 (en) * | 1985-07-06 | 1985-08-14 | Bp Chem Int Ltd | Metal perfluorosulphonic acid polymer catalyst |
JPS62188791A (ja) * | 1986-02-15 | 1987-08-18 | Nishimura Watanabe Chiyuushiyutsu Kenkyusho:Kk | Ni,Co,Zn,Cu,Mn及びCrの電解採取方法 |
DE3667178D1 (de) * | 1986-03-18 | 1990-01-04 | Wacker Chemie Gmbh | Kontinuierliches verfahren zur aenderung des molekulargewichts von linearen oder cyclischen organo(poly)siloxanen. |
US4895968A (en) * | 1988-10-24 | 1990-01-23 | General Electric Company | Acid equilibration method for organcpolysiloxanes having carbon-silicon-bonded aromatic organic radicals |
US5162480A (en) * | 1990-12-14 | 1992-11-10 | Union Carbide Chemicals & Plastics Technology Corporation | Self-curing ceramicizable polysiloxanes |
US5196559A (en) * | 1992-01-23 | 1993-03-23 | Dow Corning Corporation | Equilibration of cyclic siloxanes with novel catalysts |
GB9227153D0 (en) * | 1992-12-31 | 1993-02-24 | Dow Corning | Process for the production of organosilicon compounds |
US5486590A (en) * | 1995-02-09 | 1996-01-23 | Dow Corning Corporation | Sulfonated polyethylene rearrangement of polyorganosiloxanes |
FR2802540B1 (fr) | 1999-12-17 | 2002-05-24 | Rhodia Chimie Sa | Procede de preparation de polyorganosiloxanes par polymerisation catalysee par un systeme catalytique a base d'acide triflique ou de derives de l'acide triflique |
FR2837825B1 (fr) * | 2002-03-26 | 2005-02-25 | Rhodia Chimie Sa | Procede de preparation de resines polyorganosiloxane fonctionnalisees par redistribution en presence d'acide triflique et/ou d'au moins l'un de ses derives et de charge inerte non basique |
FR2837826B1 (fr) * | 2002-03-26 | 2005-10-28 | Rhodia Chimie Sa | Procede de preparation de resines polyorganosiloxane fonctionnalisees par redistribution en presence d'au moins un derive d'acide triflique |
JP3862007B2 (ja) * | 2002-05-31 | 2006-12-27 | 信越化学工業株式会社 | スルホン化樹脂触媒の再活性化方法 |
AU2003280818A1 (en) * | 2002-11-18 | 2004-06-15 | Nippon Unicar Company Limited | Odorless polyether-modified polysiloxane composition, process for the production thereof, and cosmetics containing the same |
AU2003300035A1 (en) * | 2002-12-31 | 2004-07-29 | Gelest, Inc. | Continuous cationic polymerization of sil0xanes |
DE10301355A1 (de) * | 2003-01-16 | 2004-07-29 | Goldschmidt Ag | Äquilibrierung von Siloxanen |
DE102007055484A1 (de) * | 2007-11-21 | 2009-05-28 | Evonik Goldschmidt Gmbh | Verfahren zur Herstellung von Polydimethylsiloxanen an sulfonsauren Kationenaustauscherharzen |
DE102008041601A1 (de) * | 2008-08-27 | 2010-03-04 | Evonik Goldschmidt Gmbh | Verfahren zur Herstellung verzweigter SiH-funtioneller Polysiloxane und deren Verwendung zur Herstellung flüssiger, SiC- oder SiOC-verknüpfter, verzweigter organomodifizierter Polysiloxane |
DE102008042181B4 (de) * | 2008-09-18 | 2020-07-23 | Evonik Operations Gmbh | Äquilibrierung von Siloxanen an wasserhaltigen sulfonsauren Kationenaustauscherharzen |
JP5952640B2 (ja) | 2011-05-30 | 2016-07-13 | 東レ・ダウコーニング株式会社 | モノ−又はジ−グリセリン誘導体変性オルガノポリシロキサンエラストマー及びその利用 |
JP6369888B2 (ja) | 2011-12-27 | 2018-08-08 | 東レ・ダウコーニング株式会社 | 新規液状オルガノポリシロキサン及びその利用 |
US8697829B2 (en) * | 2012-01-04 | 2014-04-15 | Momentive Performance Materials Inc. | Process for the manufacture of silicone ionomer |
DE102012211258A1 (de) * | 2012-06-29 | 2014-01-02 | Wacker Chemie Ag | Siloxan-Mischungen |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2460805A (en) * | 1945-12-06 | 1949-02-08 | Dow Chemical Co | Polymerization of organo-polysiloxanes with acid-activated bleaching earth |
DE957662C (de) * | 1954-02-15 | 1957-01-17 | Farbenfabriken Bayer Aktiengesellschaft, Leverkusen-Bayerwerk | Verfahren zur Herstellung von stabilen Alkyl- und/oder Arylpolysiloxanölen |
US3375223A (en) * | 1964-10-01 | 1968-03-26 | Gen Electric | Method for polymerizing organopolysiloxanes |
US3398177A (en) * | 1965-05-10 | 1968-08-20 | Dow Corning | Redistribution of sih bonds |
US3322722A (en) * | 1965-10-18 | 1967-05-30 | Dow Corning | Acidic interchange of siloxane bonds with silicon-bonded alkoxy and acyloxy bonds |
DE2030936C3 (de) * | 1970-06-23 | 1974-03-21 | Wacker-Chemie Gmbh, 8000 Muenchen | Verfahren zur Herstellung von Organopolysiloxanölen |
US3694405A (en) * | 1970-10-21 | 1972-09-26 | Union Carbide Corp | Rearrangement of organosiloxanes using macroreticular sulfonic acid cation exchange resin |
US3714213A (en) * | 1971-01-06 | 1973-01-30 | Gen Electric | Method of making cyclopolysiloxanes containing silanic hydrogen |
DE2116430A1 (de) * | 1971-04-03 | 1972-10-12 | Bayer Ag | Verfahren zur Herstellung von Gemischen linearer hochpolymerer Organosiloxane mit Füllstoffen |
US3853934A (en) * | 1974-01-14 | 1974-12-10 | Gen Electric | Continuous process for producing polysiloxane oils |
US3853933A (en) * | 1974-01-14 | 1974-12-10 | Gen Electric | Continuous process for producing polysiloxane oils utilizing a carbon black catalyst |
US4038213A (en) * | 1976-03-04 | 1977-07-26 | Shell Oil Company | Hydrocarbon conversion process using a supported perfluorinated polymer catalyst |
-
1979
- 1979-06-25 US US06/051,492 patent/US4222952A/en not_active Expired - Lifetime
-
1980
- 1980-06-06 DE DE8080301911T patent/DE3061887D1/de not_active Expired
- 1980-06-06 AT AT80301911T patent/ATE2438T1/de not_active IP Right Cessation
- 1980-06-06 EP EP80301911A patent/EP0021683B1/de not_active Expired
- 1980-06-13 CA CA000354022A patent/CA1165768A/en not_active Expired
- 1980-06-24 JP JP55084669A patent/JPS594446B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1165768A (en) | 1984-04-17 |
EP0021683B1 (de) | 1983-02-09 |
JPS565827A (en) | 1981-01-21 |
EP0021683A1 (de) | 1981-01-07 |
JPS594446B2 (ja) | 1984-01-30 |
ATE2438T1 (de) | 1983-03-15 |
US4222952A (en) | 1980-09-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8330 | Complete renunciation |