BR0016767A - Processo de preparação de poliorganossiloxanos e catalisador utilizado - Google Patents
Processo de preparação de poliorganossiloxanos e catalisador utilizadoInfo
- Publication number
- BR0016767A BR0016767A BR0016767-3A BR0016767A BR0016767A BR 0016767 A BR0016767 A BR 0016767A BR 0016767 A BR0016767 A BR 0016767A BR 0016767 A BR0016767 A BR 0016767A
- Authority
- BR
- Brazil
- Prior art keywords
- catalyst
- formula
- preparation
- acyclic
- compound
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 3
- -1 acyclic siloxanes Chemical class 0.000 abstract 4
- 150000001875 compounds Chemical class 0.000 abstract 3
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical class [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 abstract 2
- 238000006068 polycondensation reaction Methods 0.000 abstract 2
- 239000003377 acid catalyst Substances 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
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
- C08G77/08—Preparatory processes characterised by the catalysts used
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)
Abstract
"PROCESSO DE PREPARAçãO DE POLIORGANOSSILOXANOS E CATALISADOR UTILIZADO". A presente invenção trata de um processo de preparação de poliorganossiloxanos (POS) por (a) policondensação de monossilanos e/ou de siloxanos acíclicos portadores de unidades reativas Si-OR, onde R = H ou alquila, ou por (b) redistribuição/ policondensação de compostos siloxanos à base de ciclossiloxanos e/ou de siloxanos acíclicos que podem portar unidades reativas Si-OR tais como definidas acima, Si-H ou Si-alcenila, em presença de um catalisador ácido, sendo que o referido processo é caracterizado pelo fato de utilizarmos pelo menos um catalisador de fórmula (I) indicada a seguir: (I) (C~ m~F~ 2m+1~SO~ 2~)~ n~A, na qual: m é um inteiro superior ou igual a 1; n é um inteiro igual a 1 ou 2 e A representa OH, NH~ 2~ ou NH com: (i) n = 1 e A, = OH ou (ii) n = 1 e A = NH~ 2~ ou (iii) n = 2 e A = NH; com a condição segundo a qual quando esse catalisador corresponder à fórmula I(i), ele é colocado em presença de um suporte inerte em quantidade mássica QM, expressa em % de peso em relação à massa total (a) dos monossilanos e/ou siloxanos acíclicos ou (b) dos compostos siloxanos de partida, que é igual ou inferior a 1,5. A presente invenção trata ainda de um catalisador útil para a preparação de POS pela dita via (a) ou (b) que consiste em pelo menos um composto escolhido entre o composto de fórmula I(ii) e o composto de fórmula I(iii) e suas misturas.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9916012A FR2802540B1 (fr) | 1999-12-17 | 1999-12-17 | Procede de preparation de polyorganosiloxanes par polymerisation catalysee par un systeme catalytique a base d'acide triflique ou de derives de l'acide triflique |
| PCT/FR2000/003518 WO2001044349A1 (fr) | 1999-12-17 | 2000-12-14 | Procede de preparation de polyorganosiloxanes par polymerisation catalysee par un systeme catalytique a base d'acide triflique ou de derives de l'acide triflique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR0016767A true BR0016767A (pt) | 2002-12-10 |
Family
ID=9553438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR0016767-3A BR0016767A (pt) | 1999-12-17 | 2000-12-14 | Processo de preparação de poliorganossiloxanos e catalisador utilizado |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US6737495B2 (pt) |
| EP (1) | EP1250379A1 (pt) |
| JP (1) | JP2003517072A (pt) |
| KR (1) | KR20020063235A (pt) |
| CN (1) | CN1414991A (pt) |
| AU (1) | AU2185601A (pt) |
| BR (1) | BR0016767A (pt) |
| CA (1) | CA2394266A1 (pt) |
| FR (1) | FR2802540B1 (pt) |
| IL (1) | IL150211A0 (pt) |
| MX (1) | MXPA02005915A (pt) |
| PL (1) | PL355873A1 (pt) |
| RU (1) | RU2002119012A (pt) |
| WO (1) | WO2001044349A1 (pt) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| KR101002901B1 (ko) * | 2003-05-14 | 2010-12-21 | 게에 바이엘 실리콘스 게엠베하 운트 코. 카게 | 기재 처리용 폴리오르가노실록산 조성물 |
| JP2008540797A (ja) * | 2005-05-16 | 2008-11-20 | ダウ・コーニング・コーポレイション | ポリ有機シロキサンの再分布方法 |
| CN104231276A (zh) * | 2014-08-26 | 2014-12-24 | 浙江中天氟硅材料有限公司 | 一种端乙烯基硅油的制备方法 |
| CN107141479A (zh) * | 2017-06-04 | 2017-09-08 | 王艺霖 | 一种化妆品用二甲基硅油的制备方法 |
| EP3611217B1 (de) * | 2018-08-15 | 2024-07-24 | Evonik Operations GmbH | Lineare polydimethylsiloxan-polyoxyalkylen-blockcopolymere des strukturtyps aba |
| EP3794060A1 (de) * | 2018-05-17 | 2021-03-24 | Evonik Operations GmbH | Lineare polydimethylsiloxan-polyoxyalkylen-blockcopolymere des strukturtyps aba |
| EP3611216A1 (de) * | 2018-08-15 | 2020-02-19 | Evonik Operations GmbH | Lineare polydimethylsiloxan-polyoxyalkylen-blockcopolymere des strukturtyps aba |
| CN112135861A (zh) * | 2018-05-17 | 2020-12-25 | 赢创运营有限公司 | Aba结构类型的线性聚二甲基硅氧烷-聚氧化烯嵌段共聚物 |
| JP7389061B2 (ja) | 2018-08-24 | 2023-11-29 | ダウ シリコーンズ コーポレーション | ヒドロキシル末端ポリジオルガノシロキサンの縮合重合のため方法 |
| CN112469769B (zh) | 2018-08-24 | 2022-07-08 | 美国陶氏有机硅公司 | 用于羟基封端的聚二有机硅氧烷的缩合聚合的方法 |
| EP3744752B1 (de) * | 2019-05-28 | 2024-10-16 | Evonik Operations GmbH | Verfahren zur herstellung von nichtcyclischen alkoxyfunktionellen polysiloxanen |
| CN121100150A (zh) | 2023-05-25 | 2025-12-09 | 陶氏环球技术有限责任公司 | 硅氧烷聚合物的聚合 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1091380A (en) * | 1975-03-07 | 1980-12-09 | Mark W. Siefken | Polymerization of silanes |
| US4222952A (en) * | 1979-06-25 | 1980-09-16 | Union Carbide Corporation | Siloxane bond rearrangement effected by solid perfluorinated polymers containing pendant sulfonic acid groups |
| 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 |
| US4448927A (en) * | 1983-03-14 | 1984-05-15 | Dow Corning Corporation | Method of polymerizing oligomers of polydiorganosiloxane in the presence of filler |
| JPS6220531A (ja) * | 1985-07-19 | 1987-01-29 | Toray Silicone Co Ltd | ジオルガノシロキサンポリマ−・微粉末シリカ混合物の製造方法 |
| JPH03192126A (ja) * | 1989-12-21 | 1991-08-22 | Tokuyama Soda Co Ltd | ポリジアルキルシロキサン及びその製造方法 |
| DE4116014A1 (de) * | 1991-05-16 | 1992-11-26 | Wacker Chemie Gmbh | Verfahren zur herstellung von organo(poly)siloxanen |
| EP0797612B1 (de) * | 1994-12-12 | 1999-01-13 | Hüls Silicone Gesellschaft mit beschränkter Haftung | Verfahren zur herstellung von im wesentlichen cyclenfreien polyorgano-siloxanen und organofunktionellen siloxanen |
| US6294634B1 (en) * | 2000-03-28 | 2001-09-25 | Dow Corning Corporation | Organosilicon compositions from cyclosiloxanes |
-
1999
- 1999-12-17 FR FR9916012A patent/FR2802540B1/fr not_active Expired - Fee Related
-
2000
- 2000-12-14 PL PL00355873A patent/PL355873A1/xx unknown
- 2000-12-14 JP JP2001544832A patent/JP2003517072A/ja not_active Abandoned
- 2000-12-14 KR KR1020027007758A patent/KR20020063235A/ko not_active Withdrawn
- 2000-12-14 MX MXPA02005915A patent/MXPA02005915A/es unknown
- 2000-12-14 CA CA002394266A patent/CA2394266A1/fr not_active Abandoned
- 2000-12-14 WO PCT/FR2000/003518 patent/WO2001044349A1/fr not_active Ceased
- 2000-12-14 US US10/149,719 patent/US6737495B2/en not_active Expired - Fee Related
- 2000-12-14 AU AU21856/01A patent/AU2185601A/en not_active Abandoned
- 2000-12-14 IL IL15021100A patent/IL150211A0/xx unknown
- 2000-12-14 RU RU2002119012/04A patent/RU2002119012A/ru not_active Application Discontinuation
- 2000-12-14 BR BR0016767-3A patent/BR0016767A/pt not_active IP Right Cessation
- 2000-12-14 EP EP00985435A patent/EP1250379A1/fr not_active Withdrawn
- 2000-12-14 CN CN00818121A patent/CN1414991A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AU2185601A (en) | 2001-06-25 |
| EP1250379A1 (fr) | 2002-10-23 |
| JP2003517072A (ja) | 2003-05-20 |
| MXPA02005915A (es) | 2003-02-27 |
| RU2002119012A (ru) | 2004-01-10 |
| FR2802540A1 (fr) | 2001-06-22 |
| US6737495B2 (en) | 2004-05-18 |
| PL355873A1 (en) | 2004-05-31 |
| IL150211A0 (en) | 2002-12-01 |
| CN1414991A (zh) | 2003-04-30 |
| WO2001044349A1 (fr) | 2001-06-21 |
| US20030109659A1 (en) | 2003-06-12 |
| CA2394266A1 (fr) | 2001-06-21 |
| KR20020063235A (ko) | 2002-08-01 |
| FR2802540B1 (fr) | 2002-05-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B25G | Requested change of headquarter approved | ||
| B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 4A, 5A, 6A E 7A ANUIDADES. |
|
| B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 1929 DE 26/12/2007. |