BE774193A - Procede de fabrication d'organopolysiloxanes par rearrangement des liaisons - Google Patents

Procede de fabrication d'organopolysiloxanes par rearrangement des liaisons

Info

Publication number: BE774193A
Authority: BE; Belgium
Prior art keywords: organopolysiloxanes; rearranging; bonds; manufacturing; manufacturing organopolysiloxanes
Prior art date: 1970-10-21

Application number

BE774193A

Other languages

English (en)

Inventor

C J Litteral

Original Assignee

Union Carbide Corp

Priority date (The priority date 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 date listed.)

1970-10-21

Filing date

1971-10-20

Publication date

1972-04-20

1971-10-20 Application filed by Union Carbide Corp filed Critical Union Carbide Corp

1972-04-20 Publication of BE774193A publication Critical patent/BE774193A/fr

Links

238000004519 manufacturing process Methods 0.000 title 1
238000000034 method Methods 0.000 title 1
229920001296 polysiloxane Polymers 0.000 title 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
- 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)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Silicon Polymers (AREA)
Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

BE774193A 1970-10-21 1971-10-20 Procede de fabrication d'organopolysiloxanes par rearrangement des liaisons BE774193A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US8272170A	1970-10-21	1970-10-21

Publications (1)

Publication Number	Publication Date
BE774193A true BE774193A (fr)	1972-04-20

Family

ID=22173010

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE774193A BE774193A (fr)	1970-10-21	1971-10-20	Procede de fabrication d'organopolysiloxanes par rearrangement des liaisons

Country Status (8)

Country	Link
US (1)	US3694405A (fr)
JP (1)	JPS5010849B1 (fr)
AU (1)	AU464094B2 (fr)
BE (1)	BE774193A (fr)
CA (1)	CA970095A (fr)
FR (1)	FR2111629A5 (fr)
GB (1)	GB1366103A (fr)
NL (1)	NL158198B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3903047A (en) *	1973-10-23	1975-09-02	Gen Electric	Process for the production of silanol-stopped diorgano-polysiloxanes
US3899456A (en) *	1974-02-19	1975-08-12	Olin Corp	Siloxane vulcanizates and a method for the preparation thereof
GB1518279A (en) *	1974-09-24	1978-07-19	Ass Portland Cement	Siloxanes
US4222952A (en) *	1979-06-25	1980-09-16	Union Carbide Corporation	Siloxane bond rearrangement effected by solid perfluorinated polymers containing pendant sulfonic acid groups
US4625011A (en) *	1983-06-15	1986-11-25	Dow Corning Corporation	Neutralization of alkali metal catalysts in organopolysiloxanes
GB9227153D0 (en) *	1992-12-31	1993-02-24	Dow Corning	Process for the production of organosilicon compounds
US5488087A (en) *	1994-06-16	1996-01-30	Dow Corning Corporation	Preparation of polydiorganosiloxane and sulfonated polyolefin blends
US5486590A (en) *	1995-02-09	1996-01-23	Dow Corning Corporation	Sulfonated polyethylene rearrangement of polyorganosiloxanes
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
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
DE102005001039B4 (de) *	2005-01-07	2017-11-09	Evonik Degussa Gmbh	Verfahren zur Herstellung von Äquilibrierungsprodukten von Organosiloxanen und die so erhältlichen Organopolysiloxane
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
US8686175B2 (en)	2008-12-16	2014-04-01	Dow Corning Corporation	Preparation of siloxanes
DE102012211258A1 (de) *	2012-06-29	2014-01-02	Wacker Chemie Ag	Siloxan-Mischungen
MA50333B1 (fr)	2017-10-13	2024-05-31	Wacker Chemie Ag	Mélanges de md-méthylpolysiloxanes utilisés comme fluide caloporteur
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
WO2024243126A1 (fr) *	2023-05-25	2024-11-28	Dow Global Technologies Llc	Polymérisation de polymères de siloxane

1970
- 1970-10-21 US US82721A patent/US3694405A/en not_active Expired - Lifetime
1971
- 1971-08-27 CA CA121,527A patent/CA970095A/en not_active Expired
- 1971-10-13 AU AU34522/71A patent/AU464094B2/en not_active Expired
- 1971-10-20 GB GB4882571A patent/GB1366103A/en not_active Expired
- 1971-10-20 FR FR7137741A patent/FR2111629A5/fr not_active Expired
- 1971-10-20 NL NL7114412.A patent/NL158198B/xx not_active IP Right Cessation
- 1971-10-20 BE BE774193A patent/BE774193A/fr not_active IP Right Cessation
- 1971-10-20 JP JP46082551A patent/JPS5010849B1/ja active Pending

Also Published As

Publication number	Publication date
GB1366103A (en)	1974-09-11
DE2152270B2 (de)	1975-07-31
DE2152270A1 (de)	1972-04-27
FR2111629A5 (fr)	1972-06-02
NL7114412A (fr)	1972-04-25
CA970095A (en)	1975-06-24
AU3452271A (en)	1973-09-27
AU464094B2 (en)	1975-08-14
JPS5010849B1 (fr)	1975-04-24
US3694405A (en)	1972-09-26
NL158198B (nl)	1978-10-16

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Legal Events

Date

Code

Title

Description

1991-01-01

RE20

Patent expired

Owner name: UNION CARBIDE CORP.

Effective date: 19911020