DE3477572D1 - Method of polymerizing hydroxyl endblocked polydiorganosiloxanes - Google Patents

Method of polymerizing hydroxyl endblocked polydiorganosiloxanes

Info

Publication number
DE3477572D1
DE3477572D1 DE8484301683T DE3477572T DE3477572D1 DE 3477572 D1 DE3477572 D1 DE 3477572D1 DE 8484301683 T DE8484301683 T DE 8484301683T DE 3477572 T DE3477572 T DE 3477572T DE 3477572 D1 DE3477572 D1 DE 3477572D1
Authority
DE
Germany
Prior art keywords
hydroxyl endblocked
endblocked polydiorganosiloxanes
polymerizing hydroxyl
polymerizing
polydiorganosiloxanes
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
Application number
DE8484301683T
Other languages
German (de)
English (en)
Inventor
Sheryl Annette Bowman
James Robert Falender
Jonathan Lipowitz
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 DE3477572D1 publication Critical patent/DE3477572D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • 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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/17—Amines; Quaternary ammonium compounds
    • C08K5/19—Quaternary ammonium compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Silicon Polymers (AREA)
DE8484301683T 1983-03-14 1984-03-13 Method of polymerizing hydroxyl endblocked polydiorganosiloxanes Expired DE3477572D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/474,917 US4486567A (en) 1983-03-14 1983-03-14 Method of polymerizing hydroxyl endblocked polydiorganosiloxane using quaternary ammonium carboxylate-carboxylic acid catalyst

Publications (1)

Publication Number Publication Date
DE3477572D1 true DE3477572D1 (de) 1989-05-11

Family

ID=23885489

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484301683T Expired DE3477572D1 (de) 1983-03-14 1984-03-13 Method of polymerizing hydroxyl endblocked polydiorganosiloxanes

Country Status (10)

Country Link
US (1) US4486567A (enExample)
EP (1) EP0119092B1 (enExample)
JP (1) JPS59176323A (enExample)
KR (1) KR920002706B1 (enExample)
AU (1) AU559038B2 (enExample)
BR (1) BR8401144A (enExample)
CA (1) CA1216096A (enExample)
DE (1) DE3477572D1 (enExample)
NZ (1) NZ207215A (enExample)
ZA (1) ZA841022B (enExample)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4618645A (en) * 1985-05-24 1986-10-21 Dow Corning Corporation Method of producing aqueous latex of crosslinked polydiorganosiloxane
JPH0610262B2 (ja) * 1985-05-28 1994-02-09 東レ・ダウコーニング・シリコーン株式会社 シリコ−ン重合体−充填剤混合物の製造方法
DE3523206A1 (de) * 1985-06-28 1987-01-02 Bayer Ag Verfahren zur herstellung von poly(diorganosiloxanen) mit alkoxyendgruppen
DE3625688A1 (de) * 1986-07-30 1988-02-04 Wacker Chemie Gmbh Verfahren zur kettenstabilisierung von organopolysiloxanen
US4863520A (en) * 1988-07-05 1989-09-05 General Electric Company Method for curing silicone coatings on plastic substrates, and curable compositions related thereto
US4942065A (en) * 1988-07-05 1990-07-17 General Electric Company Method for curing silicone coatings on plastic substrates, and curable compositions related thereto
JPH0633336B2 (ja) * 1989-12-07 1994-05-02 信越化学工業株式会社 高分子量オルガノポリシロキサンの製造方法
US5227447A (en) * 1989-12-07 1993-07-13 Shin-Etsu Chemical Co., Ltd. Preparation of high molecular weight organopolysiloxane
JP2724953B2 (ja) * 1993-05-11 1998-03-09 信越化学工業株式会社 シリコーンゴム組成物
FR2729395B1 (fr) * 1995-01-16 1997-04-18 Rhone Poulenc Chimie Procede de condensation de motifs silyles de type sioh et sih ou sior a l'aide d'un catalyseur organometallique, catalyseur ainsi mis en oeuvre et compositions silicones obtenues par ce procede
GB9703552D0 (en) * 1997-02-20 1997-04-09 Dow Corning Polymerisation of cyclosiloxanes in the presence of fillers
US5977220A (en) * 1997-12-29 1999-11-02 General Electric Company Process for imparting low compression set to liquid injection moldable silicone elastomers
US6019667A (en) * 1998-05-26 2000-02-01 Dow Corning Corporation Method for grinding silicon metalloid
GB9818543D0 (en) * 1998-08-26 1998-10-21 Dow Corning Continuous process for producing a silicone polymer
GB9818539D0 (en) * 1998-08-26 1998-10-21 Dow Corning Process for producing a silicone polymer
GB9818541D0 (en) * 1998-08-26 1998-10-21 Dow Corning Continuous process for producing a silicone polymer
US6239202B1 (en) * 1999-04-29 2001-05-29 General Electric Company Additive and method for enhancing the heat age properties of elastomers
GB9911840D0 (en) * 1999-05-21 1999-07-21 Dow Corning Sa Siloxane emulsions
ZA200509847B (en) * 2003-06-05 2007-03-28 Stichting Glas For Health Self hardening glass carbomer composition
US7754800B2 (en) * 2005-04-06 2010-07-13 Dow Corning Europe Sa Organosiloxane compositions
DE102005019872A1 (de) * 2005-04-28 2006-11-02 Wacker Chemie Ag Verfahren zur Herstellung von verstärkenden Füllstoff enthaltenden, fließfähigen, vernetzbaren Polyorganosiloxanmassen
GB0905205D0 (en) 2009-03-26 2009-05-13 Dow Corning Preparation of organosiloxane polymer
GB0905204D0 (en) 2009-03-26 2009-05-13 Dow Corning Preparation of organosiloxane polymers
CN110475836B (zh) * 2017-03-31 2022-07-22 住友化学株式会社 组合物
US11028230B1 (en) 2018-08-24 2021-06-08 Dow Silicones Corporation Method for condensation polymerization of hydroxyl-terminated polydiorganosiloxanes
CN112469769B (zh) 2018-08-24 2022-07-08 美国陶氏有机硅公司 用于羟基封端的聚二有机硅氧烷的缩合聚合的方法
KR102792746B1 (ko) * 2018-08-24 2025-04-11 다우 글로벌 테크놀로지스 엘엘씨 하이드록실-말단화 폴리디오르가노실록산의 축합 중합 방법
KR20220062015A (ko) 2019-09-09 2022-05-13 다우 실리콘즈 코포레이션 알콕시-작용성 유기규소 화합물의 제조 방법
WO2021050465A1 (en) * 2019-09-09 2021-03-18 Dow Silicones Corporation Method of preparing alkoxy-functional organosiloxane compounds

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2460805A (en) * 1945-12-06 1949-02-08 Dow Chemical Co Polymerization of organo-polysiloxanes with acid-activated bleaching earth
FR1169966A (fr) * 1956-03-26 1959-01-08 Thomson Houston Comp Francaise Résines d'organopolysiloxane stabilisées
CA586038A (en) * 1956-03-26 1959-10-27 General Electric Company Organopolysiloxane resins
US3024210A (en) * 1956-10-15 1962-03-06 Dow Corning Method of obtaining room temperature organopolysiloxane resin foams and product obtained therefrom
US2906734A (en) * 1957-09-23 1959-09-29 Dow Corning Fast curing organosiloxane resins
US3160601A (en) * 1959-07-13 1964-12-08 Dow Corning Amine salts of phosphoric acid and amine salts of carboxylic acid as silanol condensation catalysts
US3294717A (en) * 1963-12-23 1966-12-27 Gen Electric Process and composition for producing organopolysiloxanes
US3208916A (en) * 1964-07-06 1965-09-28 Robert J Hennig Fuel element for a nuclear reactor
US3334062A (en) * 1965-03-01 1967-08-01 Dow Corning Process for rendering inorganic powders hydrophobic
US3812081A (en) * 1973-05-03 1974-05-21 Dow Corning Quaternary ammonium salt catalyst
US3997496A (en) * 1975-05-12 1976-12-14 General Electric Company Process for the preparation of fluorosilicone polymers and copolymers
US4242250A (en) * 1979-06-25 1980-12-30 Owens-Illinois, Inc. Organopolysiloxane resins formed with catalysts of formic acid and hydrocarbyl substituted ammonium hydroxide
US4431771A (en) * 1983-03-14 1984-02-14 Dow Corning Corporation Polymerization of silicone polymer-filler mixtures as powders

Also Published As

Publication number Publication date
NZ207215A (en) 1986-08-08
US4486567A (en) 1984-12-04
JPS6256177B2 (enExample) 1987-11-24
EP0119092A3 (en) 1986-03-05
AU559038B2 (en) 1987-02-19
KR850001785A (ko) 1985-04-01
AU2556484A (en) 1984-09-20
ZA841022B (en) 1986-04-30
JPS59176323A (ja) 1984-10-05
BR8401144A (pt) 1984-10-23
EP0119092A2 (en) 1984-09-19
EP0119092B1 (en) 1989-04-05
KR920002706B1 (ko) 1992-03-31
CA1216096A (en) 1986-12-30

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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