DE69925445D1 - Spaltung von Fluorosilikone zur Herstellung von 1,3,5-Tris(3,3,3-Trifluoropropyl)-1,3,5-Trimethylcyclotrisiloxane - Google Patents

Spaltung von Fluorosilikone zur Herstellung von 1,3,5-Tris(3,3,3-Trifluoropropyl)-1,3,5-Trimethylcyclotrisiloxane

Info

Publication number
DE69925445D1
DE69925445D1 DE69925445T DE69925445T DE69925445D1 DE 69925445 D1 DE69925445 D1 DE 69925445D1 DE 69925445 T DE69925445 T DE 69925445T DE 69925445 T DE69925445 T DE 69925445T DE 69925445 D1 DE69925445 D1 DE 69925445D1
Authority
DE
Germany
Prior art keywords
trimethylcyclotrisiloxanes
fluorosilicones
trifluoropropyl
cleavage
tris
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 - Lifetime
Application number
DE69925445T
Other languages
English (en)
Other versions
DE69925445T2 (de
Inventor
John Simon Razzano
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 DE69925445D1 publication Critical patent/DE69925445D1/de
Application granted granted Critical
Publication of DE69925445T2 publication Critical patent/DE69925445T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C07F7/089—Treatments not covered by a preceding group
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69925445T 1998-12-08 1999-05-19 Kracken von Fluorsilikonen zur Herstellung von 1,3,5-Tris(3,3,3-Trifluoropropy l)-1,3,5-Trimethylcyclotrisiloxane Expired - Lifetime DE69925445T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US207568 1998-12-08
US09/207,568 US6037486A (en) 1997-12-08 1998-12-08 Cracking of fluorosilicones to produce 1,3, 5-tris (3,3,3-trifluoropropyl)-1,3,5-trimethylcyclotrisiloxane

Publications (2)

Publication Number Publication Date
DE69925445D1 true DE69925445D1 (de) 2005-06-30
DE69925445T2 DE69925445T2 (de) 2006-03-16

Family

ID=22771118

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69925445T Expired - Lifetime DE69925445T2 (de) 1998-12-08 1999-05-19 Kracken von Fluorsilikonen zur Herstellung von 1,3,5-Tris(3,3,3-Trifluoropropy l)-1,3,5-Trimethylcyclotrisiloxane

Country Status (4)

Country Link
US (1) US6037486A (de)
EP (1) EP1008597B1 (de)
JP (1) JP2000169485A (de)
DE (1) DE69925445T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1369449B1 (de) * 2002-06-06 2004-02-11 Wacker-Chemie GmbH Verfahren zur Herstellung von Polydiorganosiloxanen
US7189868B2 (en) * 2005-05-19 2007-03-13 Shin-Etsu Chemical Co., Ltd. Cyclic siloxane compounds and making method

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE537467A (de) * 1954-04-21
US2979519A (en) * 1956-06-27 1961-04-11 Dow Corning New cyclotrisiloxanes
US3110720A (en) * 1960-11-01 1963-11-12 Union Carbide Corp Process for producing cyclic diorganosiloxanes from diorganodihalosilanes and alkaliand alkali earth metal oxides and carbonates
NL129878C (de) * 1966-01-17
US3846464A (en) * 1973-11-27 1974-11-05 Gen Electric Process for preparing cyclic methylvinylsiloxanes
US4111973A (en) * 1977-12-01 1978-09-05 General Electric Company Process for producing a cyclotrisiloxane in a cracking reaction
US4689420A (en) * 1985-11-19 1987-08-25 Dow Corning Corporation Process for preparation of cyclopolydiorganosiloxanes
JPH0662647B2 (ja) * 1988-02-12 1994-08-17 信越化学工業株式会社 含フッ素有機ケイ素化合物
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
US5241097A (en) * 1992-12-21 1993-08-31 Allied-Signal Inc. Process for the preparation of cyclic siloxane
JPH07309950A (ja) * 1994-05-17 1995-11-28 Toray Dow Corning Silicone Co Ltd 有機ケイ素重合体およびその製造方法
US5420325A (en) * 1994-07-29 1995-05-30 General Electric Company Siloxane cracking process
US5491249A (en) * 1995-04-20 1996-02-13 Hercules Incorporated Process for preparing cyclic polysiloxanes from linear polysiloxanes
FR2733988B1 (fr) * 1995-05-11 1997-08-01 Rhone Poulenc Chimie Procede de fabrication de cyclosiloxanes par depolymerisation de polysiloxanes

Also Published As

Publication number Publication date
JP2000169485A (ja) 2000-06-20
EP1008597B1 (de) 2005-05-25
EP1008597A2 (de) 2000-06-14
DE69925445T2 (de) 2006-03-16
EP1008597A3 (de) 2002-01-02
US6037486A (en) 2000-03-14

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Legal Events

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8364 No opposition during term of opposition