GB1532382A - Conversion of organosiloxanes - Google Patents
Conversion of organosiloxanesInfo
- Publication number
- GB1532382A GB1532382A GB26552/77A GB2655277A GB1532382A GB 1532382 A GB1532382 A GB 1532382A GB 26552/77 A GB26552/77 A GB 26552/77A GB 2655277 A GB2655277 A GB 2655277A GB 1532382 A GB1532382 A GB 1532382A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sicl
- sio
- chiefly
- examples
- mevisicl
- 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
- 238000006243 chemical reaction Methods 0.000 title 1
- 125000005375 organosiloxane group Chemical group 0.000 title 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 6
- -1 polysiloxanes Polymers 0.000 abstract 4
- 239000005046 Chlorosilane Substances 0.000 abstract 3
- KOPOQZFJUQMUML-UHFFFAOYSA-N chlorosilane Chemical class Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 abstract 3
- SLLGVCUQYRMELA-UHFFFAOYSA-N chlorosilicon Chemical compound Cl[Si] SLLGVCUQYRMELA-UHFFFAOYSA-N 0.000 abstract 2
- 238000010924 continuous production Methods 0.000 abstract 2
- 229920001296 polysiloxane Polymers 0.000 abstract 2
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical compound [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 abstract 1
- 150000007522 mineralic acids Chemical class 0.000 abstract 1
- 238000010992 reflux Methods 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/0834—Compounds having one or more O-Si linkage
- C07F7/0838—Compounds with one or more Si-O-Si sequences
- C07F7/0872—Preparation and treatment thereof
- C07F7/0874—Reactions involving a bond of the Si-O-Si linkage
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/0834—Compounds having one or more O-Si linkage
- C07F7/0838—Compounds with one or more Si-O-Si sequences
- C07F7/0872—Preparation and treatment thereof
- C07F7/0876—Reactions involving the formation of bonds to a Si atom of a Si-O-Si sequence other than a bond of the Si-O-Si linkage
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/21—Cyclic compounds having at least one ring containing silicon, but no carbon in the ring
-
- 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
- C08G77/045—Polysiloxanes containing less than 25 silicon atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Silicon Polymers (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2630744A DE2630744C3 (de) | 1976-07-08 | 1976-07-08 | Verfahren zur Umwandlung von Organosiloxanen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1532382A true GB1532382A (en) | 1978-11-15 |
Family
ID=5982516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB26552/77A Expired GB1532382A (en) | 1976-07-08 | 1977-06-24 | Conversion of organosiloxanes |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4113760A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS537625A (cg-RX-API-DMAC7.html) |
| AT (1) | AT350588B (cg-RX-API-DMAC7.html) |
| AU (1) | AU507564B2 (cg-RX-API-DMAC7.html) |
| BE (1) | BE856583A (cg-RX-API-DMAC7.html) |
| BR (1) | BR7704453A (cg-RX-API-DMAC7.html) |
| CA (1) | CA1095068A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2630744C3 (cg-RX-API-DMAC7.html) |
| ES (1) | ES460499A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2357570A1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1532382A (cg-RX-API-DMAC7.html) |
| NL (1) | NL7706972A (cg-RX-API-DMAC7.html) |
| NO (1) | NO147070C (cg-RX-API-DMAC7.html) |
| SE (1) | SE7707957L (cg-RX-API-DMAC7.html) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2802668A1 (de) * | 1978-01-21 | 1979-07-26 | Bayer Ag | Verfahren zur herstellung von siliciumfunktionellen polyorganosiloxanen |
| US4289891A (en) * | 1978-04-21 | 1981-09-15 | General Electric Company | Silicone diffusion pump fluids |
| US4448981A (en) * | 1983-05-13 | 1984-05-15 | General Electric Company | Method of making organosiloxanes and alkyl halides from dialkyldialkoxysilanes |
| DE3628319A1 (de) * | 1986-08-21 | 1988-02-25 | Bayer Ag | Organopolysiloxanoele |
| US4782172A (en) * | 1987-12-28 | 1988-11-01 | Dow Corning Corporation | Removal of polyfunctional silanes from organosilanes |
| DE3935775A1 (de) * | 1989-10-27 | 1991-05-02 | Wacker Chemie Gmbh | Alkenylgruppen aufweisende organosiliciumverbindungen, verfahren zu ihrer herstellung und verwendung dieser organosiliciumverbindungen |
| JPH06102727B2 (ja) * | 1990-05-31 | 1994-12-14 | 信越化学工業株式会社 | ポリエーテル・アルキルエーテル共変性シリコーン化合物 |
| US5068383A (en) | 1990-11-09 | 1991-11-26 | Dow Corning Corporation | Catalyzed redistribution of polyorganosiloxanes |
| US5110972A (en) * | 1991-07-18 | 1992-05-05 | Tremco Incorporated | Process for recycling silicone scrap and products relating thereto |
| JP3186820B2 (ja) * | 1992-02-28 | 2001-07-11 | ダウ・コ−ニング・コ−ポレ−ション | 反応性ポリシロキサンおよびその製造方法 |
| US5247116A (en) * | 1992-07-10 | 1993-09-21 | Temple University Of The Commonwealth System Of Higher Education | Acid-catalyzed process for the production of cyclosiloxanes |
| JP3606613B2 (ja) * | 1994-09-05 | 2005-01-05 | 信越化学工業株式会社 | 低重合度オルガノポリシロキサンの製造方法 |
| US5446185A (en) * | 1994-11-14 | 1995-08-29 | Dow Corning Corporation | Alkylhydrido siloxanes |
| US6043388A (en) * | 1998-12-21 | 2000-03-28 | General Electric Company | Method for preparation of organohydrogen polysiloxanes |
| CN101160343A (zh) * | 2005-05-16 | 2008-04-09 | 陶氏康宁公司 | 再分布聚有机基硅氧烷的方法 |
| JP5087754B2 (ja) * | 2010-04-27 | 2012-12-05 | 信越化学工業株式会社 | 環状ポリオルガノシロキサンシラザンおよびその製造方法 |
| DE102011079751A1 (de) | 2011-07-25 | 2013-01-31 | Wacker Chemie Ag | Abtrennung von cyclischen Siloxanen aus kurzkettigen Siloxanen mit endständigen Hydroxylgruppen |
| DE102012212007A1 (de) | 2012-07-10 | 2014-01-16 | Wacker Chemie Ag | Verfahren zur Herstellung von Organopolysiloxanen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE789272A (fr) * | 1971-09-29 | 1973-03-26 | Wacker Chemie Gmbh | Procede de preparation d'organosiloxanes |
-
1976
- 1976-07-08 DE DE2630744A patent/DE2630744C3/de not_active Expired
-
1977
- 1977-05-23 JP JP5888777A patent/JPS537625A/ja active Granted
- 1977-06-22 US US05/808,767 patent/US4113760A/en not_active Expired - Lifetime
- 1977-06-23 AU AU26407/77A patent/AU507564B2/en not_active Expired
- 1977-06-23 NL NL7706972A patent/NL7706972A/xx not_active Application Discontinuation
- 1977-06-24 GB GB26552/77A patent/GB1532382A/en not_active Expired
- 1977-06-28 FR FR7719826A patent/FR2357570A1/fr active Granted
- 1977-07-07 BE BE179158A patent/BE856583A/xx not_active IP Right Cessation
- 1977-07-07 ES ES460499A patent/ES460499A1/es not_active Expired
- 1977-07-07 BR BR7704453A patent/BR7704453A/pt unknown
- 1977-07-07 SE SE7707957A patent/SE7707957L/ not_active Application Discontinuation
- 1977-07-07 NO NO772413A patent/NO147070C/no unknown
- 1977-07-07 CA CA282,279A patent/CA1095068A/en not_active Expired
- 1977-07-07 AT AT486977A patent/AT350588B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2630744A1 (de) | 1978-02-02 |
| NL7706972A (nl) | 1978-01-10 |
| FR2357570A1 (fr) | 1978-02-03 |
| NO772413L (no) | 1978-01-10 |
| ATA486977A (de) | 1978-11-15 |
| BE856583A (fr) | 1978-01-09 |
| DE2630744C3 (de) | 1979-05-23 |
| JPS537625A (en) | 1978-01-24 |
| ES460499A1 (es) | 1978-05-01 |
| NO147070C (no) | 1983-01-26 |
| AU2640777A (en) | 1979-01-04 |
| US4113760A (en) | 1978-09-12 |
| DE2630744B2 (de) | 1978-09-28 |
| SE7707957L (sv) | 1978-01-09 |
| NO147070B (no) | 1982-10-18 |
| FR2357570B1 (cg-RX-API-DMAC7.html) | 1980-04-11 |
| JPS5638158B2 (cg-RX-API-DMAC7.html) | 1981-09-04 |
| AU507564B2 (en) | 1980-02-21 |
| AT350588B (de) | 1979-06-11 |
| CA1095068A (en) | 1981-02-03 |
| BR7704453A (pt) | 1978-03-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19920624 |