DE69119868D1 - Verfahren zur Herstellung von Organopolysiloxanen mit einem kontrollierten und niedrigen Gehalt an Hydroxylgruppen - Google Patents

Verfahren zur Herstellung von Organopolysiloxanen mit einem kontrollierten und niedrigen Gehalt an Hydroxylgruppen

Info

Publication number
DE69119868D1
DE69119868D1 DE69119868T DE69119868T DE69119868D1 DE 69119868 D1 DE69119868 D1 DE 69119868D1 DE 69119868 T DE69119868 T DE 69119868T DE 69119868 T DE69119868 T DE 69119868T DE 69119868 D1 DE69119868 D1 DE 69119868D1
Authority
DE
Germany
Prior art keywords
organopolysiloxanes
preparation
controlled
hydroxyl groups
low content
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
DE69119868T
Other languages
English (en)
Other versions
DE69119868T2 (de
Inventor
Sidney Alvin Hansen
Charles Ervin Neal
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 DE69119868D1 publication Critical patent/DE69119868D1/de
Publication of DE69119868T2 publication Critical patent/DE69119868T2/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
    • C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
    • C08G77/18—Polysiloxanes containing silicon bound to oxygen-containing groups to alkoxy or aryloxy 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
    • 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
DE69119868T 1990-11-14 1991-11-13 Verfahren zur Herstellung von Organopolysiloxanen mit einem kontrollierten und niedrigen Gehalt an Hydroxylgruppen Expired - Fee Related DE69119868T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/612,655 US5191053A (en) 1990-11-14 1990-11-14 Preparation of polyorganosiloxanes with controlled low-levels of hydroxy substitution

Publications (2)

Publication Number Publication Date
DE69119868D1 true DE69119868D1 (de) 1996-07-04
DE69119868T2 DE69119868T2 (de) 1996-10-31

Family

ID=24454086

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69119868T Expired - Fee Related DE69119868T2 (de) 1990-11-14 1991-11-13 Verfahren zur Herstellung von Organopolysiloxanen mit einem kontrollierten und niedrigen Gehalt an Hydroxylgruppen

Country Status (5)

Country Link
US (1) US5191053A (de)
EP (1) EP0485977B1 (de)
JP (1) JP3217407B2 (de)
CA (1) CA2052593A1 (de)
DE (1) DE69119868T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5317072A (en) * 1992-07-31 1994-05-31 Dow Corning Corporation Condensation process for preparation of organofunctional siloxanes
US5486578A (en) * 1993-12-30 1996-01-23 Dow Corning Corporation Curable silicone coatings containing silicone resins
DE19846397A1 (de) * 1998-10-08 2000-04-20 Wacker Chemie Gmbh Verfahren zur Herstellung von Mischungen linearer Organopolysiloxane
WO2006106095A1 (en) * 2005-04-06 2006-10-12 Dow Corning Corporation Organosiloxane compositions
CN113617061B (zh) * 2021-07-27 2022-12-27 合盛硅业(鄯善)有限公司 甲基氯硅烷水解乳化物处理方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2469888A (en) * 1942-10-29 1949-05-10 Gen Electric Organo-polysiloxanes
US2467976A (en) * 1943-03-30 1949-04-19 Corning Glass Works Method for increasing the viscosity of liquid polymeric dimethyl silicone
US2491843A (en) * 1946-03-21 1949-12-20 Gen Electric Liquid linear methylpolysiloxanes
US2758124A (en) * 1952-04-11 1956-08-07 Gen Electric Continuous hydrolysis of organohalogenosilanes
FR1077230A (fr) * 1952-04-11 1954-11-05 Thomson Houston Comp Francaise Hydrolyse des organohalogénosilanes en marche continue
US2779776A (en) * 1954-04-29 1957-01-29 Dow Corning Method of preparing siloxane fluids
DE1195752B (de) * 1964-02-27 1965-07-01 Bayer Ag Vorrichtung zur kontinuierlichen Hydrolyse von Organochlorsilanen
GB1551861A (en) * 1976-10-26 1979-09-05 Goldschmidt Ag Th Process for the hydrolysis and condensation of alkyl and aryl-trichlorosilanes
GB2112407B (en) * 1981-12-14 1985-06-19 Gen Electric Method of hydrolyzing chlorosilanes
DE3425067C1 (de) * 1984-07-07 1986-01-23 Th. Goldschmidt Ag, 4300 Essen Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Alkoxypolysiloxanen

Also Published As

Publication number Publication date
EP0485977A2 (de) 1992-05-20
CA2052593A1 (en) 1992-05-15
JPH04275336A (ja) 1992-09-30
DE69119868T2 (de) 1996-10-31
JP3217407B2 (ja) 2001-10-09
EP0485977B1 (de) 1996-05-29
EP0485977A3 (en) 1992-10-21
US5191053A (en) 1993-03-02

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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