FR2346359A1 - Procede pour preparer des chlorosiloxanes lineaires ou ramifies - Google Patents

Procede pour preparer des chlorosiloxanes lineaires ou ramifies

Info

Publication number
FR2346359A1
FR2346359A1 FR7534494A FR7534494A FR2346359A1 FR 2346359 A1 FR2346359 A1 FR 2346359A1 FR 7534494 A FR7534494 A FR 7534494A FR 7534494 A FR7534494 A FR 7534494A FR 2346359 A1 FR2346359 A1 FR 2346359A1
Authority
FR
France
Prior art keywords
chlorosiloxanes
branched
preparing linear
preparing
linear
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.)
Granted
Application number
FR7534494A
Other languages
English (en)
Other versions
FR2346359B1 (fr
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of FR2346359A1 publication Critical patent/FR2346359A1/fr
Application granted granted Critical
Publication of FR2346359B1 publication Critical patent/FR2346359B1/fr
Granted 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
    • C08G77/22—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
    • 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
    • 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
    • C08G77/38—Polysiloxanes modified by chemical after-treatment
    • C08G77/382—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon
    • C08G77/385—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon containing halogens

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Silicon Polymers (AREA)
FR7534494A 1974-11-12 1975-11-12 Procede pour preparer des chlorosiloxanes lineaires ou ramifies Granted FR2346359A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2453482A DE2453482B2 (de) 1974-11-12 1974-11-12 Verfahren zur Herstellung von endständig chlorsubstituierten, linearen oder verzweigten Organosiloxanen

Publications (2)

Publication Number Publication Date
FR2346359A1 true FR2346359A1 (fr) 1977-10-28
FR2346359B1 FR2346359B1 (fr) 1979-01-05

Family

ID=5930573

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7534494A Granted FR2346359A1 (fr) 1974-11-12 1975-11-12 Procede pour preparer des chlorosiloxanes lineaires ou ramifies

Country Status (5)

Country Link
US (1) US4073801A (fr)
JP (1) JPS5170732A (fr)
DE (1) DE2453482B2 (fr)
FR (1) FR2346359A1 (fr)
GB (1) GB1476834A (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2855927A1 (de) * 1978-12-23 1980-07-24 Bayer Ag Verfahren zur herstellung von siliciumfunktionellen polyorganosiloxanen
DE2919559A1 (de) * 1979-05-15 1980-11-27 Bayer Ag Verfahren zur herstellung von mehrfach verzweigten siliciumfunktionellen polyorganosiloxanen
US4448981A (en) * 1983-05-13 1984-05-15 General Electric Company Method of making organosiloxanes and alkyl halides from dialkyldialkoxysilanes
US4447630A (en) * 1983-08-29 1984-05-08 General Electric Company Method for making cyclopolydimethylsiloxanes
US4574149A (en) * 1984-10-26 1986-03-04 Dow Corning Corporation Fluorinated organosiloxane copolymers
US4549003A (en) * 1984-10-26 1985-10-22 Dow Corning Corporation Method for preparing novel fluorinated organosiloxane copolymers
US4578494A (en) * 1985-06-14 1986-03-25 Dow Corning Corporation Preparation of polysiloxanes from halosilanes
GB8724956D0 (en) * 1987-10-24 1987-11-25 Dow Corning Sa Hydroxy terminated polysiloxanes
US4782172A (en) * 1987-12-28 1988-11-01 Dow Corning Corporation Removal of polyfunctional silanes from organosilanes
JPH03203930A (ja) * 1989-12-28 1991-09-05 Shin Etsu Chem Co Ltd シリコーンオイルの製造方法
JPH0633335B2 (ja) * 1990-05-29 1994-05-02 信越化学工業株式会社 オルガノポリシロキサンの製造方法
US5068383A (en) * 1990-11-09 1991-11-26 Dow Corning Corporation Catalyzed redistribution of polyorganosiloxanes
JPH0474672U (fr) * 1990-11-14 1992-06-30
JP2722952B2 (ja) * 1991-07-22 1998-03-09 信越化学工業株式会社 硬質ポリウレタンフォーム
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
US5239101A (en) * 1992-12-21 1993-08-24 Dow Corning Corporation Anhydrous process for preparation of polyorganosiloxanes
JP3506358B2 (ja) * 1997-11-28 2004-03-15 信越化学工業株式会社 分枝型シリコーンオイルの製造方法
US7612222B2 (en) * 2005-05-16 2009-11-03 Dow Corning Corporation Method for the redistribution of polyorganosiloxanes
US9424559B2 (en) 2008-09-23 2016-08-23 International Business Machines Corporation Annotation of communications
DE102014200838A1 (de) * 2014-01-17 2015-07-23 Wacker Chemie Ag Polysiloxane mit alpha-Halogeneinheiten
EP3467006B1 (fr) * 2017-10-09 2022-11-30 Evonik Operations GmbH Mélanges de siloxanes ramifiés-cycliques de type d/t et leurs produits secondaires

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2421653A (en) * 1944-07-01 1947-06-03 Gen Electric Preparation of polyorganohalogenopolysiloxanes
US3642851A (en) * 1968-12-27 1972-02-15 Union Carbide Corp Preparation of linear halosiloxanes and compounds derived therefrom
US3646090A (en) * 1969-05-29 1972-02-29 Union Carbide Corp Process for preparing linear chlorine terminated siloxane compounds

Also Published As

Publication number Publication date
DE2453482A1 (de) 1976-05-13
US4073801A (en) 1978-02-14
JPS5624677B2 (fr) 1981-06-08
GB1476834A (en) 1977-06-16
FR2346359B1 (fr) 1979-01-05
JPS5170732A (en) 1976-06-18
DE2453482B2 (de) 1980-04-30

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Legal Events

Date Code Title Description
ST Notification of lapse