FR2733238B1 - Procede de preparation de polyfluoroalkylsiloxanes liquides par polymerisation de polyfluoroalkylsiloxanes cycliques - Google Patents

Procede de preparation de polyfluoroalkylsiloxanes liquides par polymerisation de polyfluoroalkylsiloxanes cycliques

Info

Publication number
FR2733238B1
FR2733238B1 FR9604908A FR9604908A FR2733238B1 FR 2733238 B1 FR2733238 B1 FR 2733238B1 FR 9604908 A FR9604908 A FR 9604908A FR 9604908 A FR9604908 A FR 9604908A FR 2733238 B1 FR2733238 B1 FR 2733238B1
Authority
FR
France
Prior art keywords
polyfluoroalkylsiloxanes
polymerization
cyclic
preparation
liquid
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 - Fee Related
Application number
FR9604908A
Other languages
English (en)
Other versions
FR2733238A1 (fr
Inventor
Edwin Robert Evans
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
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.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of FR2733238A1 publication Critical patent/FR2733238A1/fr
Application granted granted Critical
Publication of FR2733238B1 publication Critical patent/FR2733238B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C08G77/08—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
    • 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
    • C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
    • C08G77/24—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen halogen-containing groups

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)
FR9604908A 1995-04-21 1996-04-19 Procede de preparation de polyfluoroalkylsiloxanes liquides par polymerisation de polyfluoroalkylsiloxanes cycliques Expired - Fee Related FR2733238B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/427,295 US5514828A (en) 1995-04-21 1995-04-21 Process for polymerizing polyfluoroalkylsiloxane cyclic trimer

Publications (2)

Publication Number Publication Date
FR2733238A1 FR2733238A1 (fr) 1996-10-25
FR2733238B1 true FR2733238B1 (fr) 1998-04-30

Family

ID=23694263

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9604908A Expired - Fee Related FR2733238B1 (fr) 1995-04-21 1996-04-19 Procede de preparation de polyfluoroalkylsiloxanes liquides par polymerisation de polyfluoroalkylsiloxanes cycliques

Country Status (5)

Country Link
US (1) US5514828A (fr)
JP (1) JP3981422B2 (fr)
DE (1) DE19614619A1 (fr)
FR (1) FR2733238B1 (fr)
GB (1) GB2299997B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5789612A (en) * 1997-09-29 1998-08-04 Dow Corning Corporation Neutralization method for polyorganosiloxanes
US6232425B1 (en) 1998-12-31 2001-05-15 General Electric Company Polymerization process for fluorosilicone polymers
EP1440992A1 (fr) * 2003-01-21 2004-07-28 Société de Conseils de Recherches et d'Applications Scientifiques ( S.C.R.A.S.) Système catalytique de (co)polymérisation du lactide et du glycolide
US8017687B2 (en) * 2005-11-15 2011-09-13 Momentive Performance Materials Inc. Swollen silicone composition and process of producing same
US7863361B2 (en) * 2005-11-15 2011-01-04 Momentive Performance Materials Inc. Swollen silicone composition, process of producing same and products thereof
US20070112078A1 (en) * 2005-11-15 2007-05-17 Ian Procter Silicone antifoam composition
CN103709186B (zh) * 2013-12-27 2016-08-17 烟台德邦先进硅材料有限公司 聚氟硅氧烷制备的防污氟硅涂料及其应用

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2759008A (en) * 1953-06-10 1956-08-14 Union Carbide & Carbon Corp High pressure polymerization of alkylcyclosiloxanes in the presence of an acid catalyst
US3274154A (en) * 1962-08-02 1966-09-20 Midland Silicones Ltd Polymerization of cyclic siloxanes
DE2834171A1 (de) * 1978-08-04 1980-02-14 Bayer Ag Verfahren zur herstellung von fluoralkylhaltigen organopolysiloxanen
JPS6241228A (ja) * 1985-08-16 1987-02-23 Shin Etsu Chem Co Ltd オルガノポリシロキサンの製造方法
US4842902A (en) * 1986-06-04 1989-06-27 Dow Corning Corporation Pressure sensitive adhesive release liner
US4683277A (en) * 1986-07-02 1987-07-28 Dow Corning Corporation Method for preparing vinyl terminated fluorine-containing polydiorganosiloxane
JPH0662769B2 (ja) * 1991-06-24 1994-08-17 信越化学工業株式会社 フルオロアルキル基含有シリコーンオイル

Also Published As

Publication number Publication date
GB9607574D0 (en) 1996-06-12
GB2299997B (en) 1999-05-26
JPH08337655A (ja) 1996-12-24
US5514828A (en) 1996-05-07
FR2733238A1 (fr) 1996-10-25
JP3981422B2 (ja) 2007-09-26
DE19614619A1 (de) 1996-10-24
GB2299997A (en) 1996-10-23

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20141231