DE69323854D1 - Wasserfreies Verfahren zur Herstellung von Polyorganosiloxanen - Google Patents

Wasserfreies Verfahren zur Herstellung von Polyorganosiloxanen

Info

Publication number
DE69323854D1
DE69323854D1 DE69323854T DE69323854T DE69323854D1 DE 69323854 D1 DE69323854 D1 DE 69323854D1 DE 69323854 T DE69323854 T DE 69323854T DE 69323854 T DE69323854 T DE 69323854T DE 69323854 D1 DE69323854 D1 DE 69323854D1
Authority
DE
Germany
Prior art keywords
polyorganosiloxanes
production
anhydrous process
anhydrous
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
DE69323854T
Other languages
English (en)
Other versions
DE69323854T2 (de
Inventor
Gary Ned Bokerman
Larry Herbert Wood
David Eric Puckett
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.)
Dow Silicones Corp
Original Assignee
Dow Corning 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.)
Filing date
Publication date
Application filed by Dow Corning Corp filed Critical Dow Corning Corp
Application granted granted Critical
Publication of DE69323854D1 publication Critical patent/DE69323854D1/de
Publication of DE69323854T2 publication Critical patent/DE69323854T2/de
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
    • C08G77/12—Polysiloxanes containing silicon bound to hydrogen
    • 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
    • C07F7/0896—Compounds with a Si-H linkage
    • 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
    • C08G77/10—Equilibration processes

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)
DE69323854T 1992-12-21 1993-12-15 Wasserfreies Verfahren zur Herstellung von Polyorganosiloxanen Expired - Fee Related DE69323854T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/994,582 US5239101A (en) 1992-12-21 1992-12-21 Anhydrous process for preparation of polyorganosiloxanes

Publications (2)

Publication Number Publication Date
DE69323854D1 true DE69323854D1 (de) 1999-04-15
DE69323854T2 DE69323854T2 (de) 1999-08-05

Family

ID=25540820

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69323854T Expired - Fee Related DE69323854T2 (de) 1992-12-21 1993-12-15 Wasserfreies Verfahren zur Herstellung von Polyorganosiloxanen

Country Status (4)

Country Link
US (1) US5239101A (de)
EP (1) EP0604113B1 (de)
JP (1) JPH0770322A (de)
DE (1) DE69323854T2 (de)

Families Citing this family (1)

* 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

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2467976A (en) * 1943-03-30 1949-04-19 Corning Glass Works Method for increasing the viscosity of liquid polymeric dimethyl silicone
US2457677A (en) * 1943-12-15 1948-12-28 Corning Glass Works Organo-siloxanes and method of making them
US2491843A (en) * 1946-03-21 1949-12-20 Gen Electric Liquid linear methylpolysiloxanes
US2779776A (en) * 1954-04-29 1957-01-29 Dow Corning Method of preparing siloxane fluids
DE1257435B (de) * 1961-08-07 1967-12-28 Elfriede Husemann Dr Verfahren zur Herstellung von Polysiloxanen mit endstaendig ungesaettigten Gruppen
US3355474A (en) * 1963-07-01 1967-11-28 Union Carbide Corp Process for production of hydroxyendblocked siloxane fluids
DE2453482B2 (de) * 1974-11-12 1980-04-30 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von endständig chlorsubstituierten, linearen oder verzweigten Organosiloxanen
DE2802668A1 (de) * 1978-01-21 1979-07-26 Bayer Ag Verfahren zur herstellung von siliciumfunktionellen polyorganosiloxanen
DE2950030A1 (de) * 1979-12-13 1981-07-16 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur spaltung von siloxanen
US4609751A (en) * 1981-12-14 1986-09-02 General Electric Company Method of hydrolyzing chlorosilanes
DE3918337A1 (de) * 1989-06-05 1990-12-06 Wacker Chemie Gmbh Verfahren zur herstellung von organosiloxanen
US5068383A (en) * 1990-11-09 1991-11-26 Dow Corning Corporation Catalyzed redistribution of polyorganosiloxanes
US5126470A (en) * 1991-04-10 1992-06-30 Dow Corning Corporation Preparation of siloxanes
US5075479A (en) * 1991-05-20 1991-12-24 Dow Corning Corporation Anhydrous hydrogen chloride evolving one-step process for producing siloxanes

Also Published As

Publication number Publication date
EP0604113A2 (de) 1994-06-29
US5239101A (en) 1993-08-24
DE69323854T2 (de) 1999-08-05
JPH0770322A (ja) 1995-03-14
EP0604113B1 (de) 1999-03-10
EP0604113A3 (de) 1994-08-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee