ZA841022B - Method of polymerizing hydroxyl endblocked polydiorganosiloxane using quaternary ammonium carboxylate-carboxylic acid catalyst - Google Patents

Method of polymerizing hydroxyl endblocked polydiorganosiloxane using quaternary ammonium carboxylate-carboxylic acid catalyst

Info

Publication number
ZA841022B
ZA841022B ZA841022A ZA841022A ZA841022B ZA 841022 B ZA841022 B ZA 841022B ZA 841022 A ZA841022 A ZA 841022A ZA 841022 A ZA841022 A ZA 841022A ZA 841022 B ZA841022 B ZA 841022B
Authority
ZA
South Africa
Prior art keywords
carboxylic acid
quaternary ammonium
acid catalyst
ammonium carboxylate
hydroxyl endblocked
Prior art date
Application number
ZA841022A
Other languages
English (en)
Inventor
Sheryl Annette Bowman
Jonathan Lipowitz
James Robert Falender
John Carlton Saam
Original Assignee
Dow Corning
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 filed Critical Dow Corning
Publication of ZA841022B publication Critical patent/ZA841022B/xx

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)
ZA841022A 1983-03-14 1984-02-18 Method of polymerizing hydroxyl endblocked polydiorganosiloxane using quaternary ammonium carboxylate-carboxylic acid catalyst ZA841022B (en)

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
ZA841022B true ZA841022B (en) 1986-04-30

Family

ID=23885489

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA841022A ZA841022B (en) 1983-03-14 1984-02-18 Method of polymerizing hydroxyl endblocked polydiorganosiloxane using quaternary ammonium carboxylate-carboxylic acid catalyst

Country Status (10)

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

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
US5227447A (en) * 1989-12-07 1993-07-13 Shin-Etsu Chemical Co., Ltd. Preparation of high molecular weight organopolysiloxane
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
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
GB9818541D0 (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
GB9818543D0 (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
RU2329032C2 (ru) * 2003-06-05 2008-07-20 Стихтинг Гласс Фор Хелт Самозатвердевающий состав стеклянного карбомера
JP5096311B2 (ja) * 2005-04-06 2012-12-12 ダウ コーニング コーポレーション オルガノシロキサン組成物
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
US11168226B2 (en) * 2017-03-31 2021-11-09 Sumitomo Chemical Company, Limited Composition
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
EP3841155B1 (en) * 2018-08-24 2023-03-29 Dow Silicones Corporation Method for condensation poplymerization of hydroxyl-terminated polydiorganosiloxanes
EP3841154B1 (en) 2018-08-24 2022-09-21 Dow Silicones Corporation Method for condensation polymerization of hydroxyl-terminated polydiorganosiloxanes
EP4028452A1 (en) * 2019-09-09 2022-07-20 Dow Silicones Corporation Method of preparing alkoxy-functional organosiloxane compounds
CN114401974A (zh) 2019-09-09 2022-04-26 美国陶氏有机硅公司 制备烷氧基官能有机硅化合物的方法

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
CA586038A (en) * 1956-03-26 1959-10-27 General Electric Company Organopolysiloxane resins
FR1169966A (fr) * 1956-03-26 1959-01-08 Thomson Houston Comp Francaise Résines d'organopolysiloxane stabilisées
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
JPS6256177B2 (xx) 1987-11-24
NZ207215A (en) 1986-08-08
EP0119092B1 (en) 1989-04-05
AU559038B2 (en) 1987-02-19
BR8401144A (pt) 1984-10-23
CA1216096A (en) 1986-12-30
EP0119092A3 (en) 1986-03-05
AU2556484A (en) 1984-09-20
KR920002706B1 (ko) 1992-03-31
DE3477572D1 (de) 1989-05-11
KR850001785A (ko) 1985-04-01
EP0119092A2 (en) 1984-09-19
US4486567A (en) 1984-12-04
JPS59176323A (ja) 1984-10-05

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