GB1449102A - Preparation of silanol containing organopolysiloxanes - Google Patents

Preparation of silanol containing organopolysiloxanes

Info

Publication number
GB1449102A
GB1449102A GB296475A GB296475A GB1449102A GB 1449102 A GB1449102 A GB 1449102A GB 296475 A GB296475 A GB 296475A GB 296475 A GB296475 A GB 296475A GB 1449102 A GB1449102 A GB 1449102A
Authority
GB
United Kingdom
Prior art keywords
aqueous solution
hydrolysate
separator
aqueous
organochlorosilane
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
GB296475A
Other languages
English (en)
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 GB1449102A publication Critical patent/GB1449102A/en
Expired 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
    • C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic 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
    • C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
    • C08G77/16—Polysiloxanes containing silicon bound to oxygen-containing groups to hydroxy groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Silicon Polymers (AREA)
GB296475A 1974-01-24 1975-01-23 Preparation of silanol containing organopolysiloxanes Expired GB1449102A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2403303A DE2403303C3 (de) 1974-01-24 1974-01-24 Verfahren zur Herstellung von Organopolysiloxanpolyolen

Publications (1)

Publication Number Publication Date
GB1449102A true GB1449102A (en) 1976-09-15

Family

ID=5905561

Family Applications (1)

Application Number Title Priority Date Filing Date
GB296475A Expired GB1449102A (en) 1974-01-24 1975-01-23 Preparation of silanol containing organopolysiloxanes

Country Status (5)

Country Link
US (1) US3939195A (cg-RX-API-DMAC7.html)
JP (1) JPS5427880B2 (cg-RX-API-DMAC7.html)
DE (1) DE2403303C3 (cg-RX-API-DMAC7.html)
FR (1) FR2259123B1 (cg-RX-API-DMAC7.html)
GB (1) GB1449102A (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0752441A3 (en) * 1995-07-05 1998-04-08 Shin-Etsu Chemical Co., Ltd. Organopolysiloxane resin, production method thereof, and curable organopolysiloxane resin composition using the same

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2705563C2 (de) * 1977-02-10 1982-10-14 Bayer Ag, 5090 Leverkusen Verfahren zur kontinuierlichen Herstellung von hochviskosen Polydiorganosiloxanen
DE2801779A1 (de) * 1978-01-17 1979-07-19 Wacker Chemie Gmbh Verfahren zum erhoehen des molekulargewichts
US4376210A (en) * 1981-02-02 1983-03-08 Pitney Bowes Inc. Vinyl polysiloxane polymers release compositions and methods
US4368313A (en) * 1981-09-18 1983-01-11 General Electric Company Stabilization of silanol hydrolysates of organosilanes
US4395563A (en) * 1981-10-29 1983-07-26 General Electric Company Hydrolysis of alkoxysilanes
US4625011A (en) * 1983-06-15 1986-11-25 Dow Corning Corporation Neutralization of alkali metal catalysts in organopolysiloxanes
DE3629381A1 (de) * 1986-08-29 1988-03-03 Wacker Chemie Gmbh Verfahren zur herstellung von lineareen organopolysiloxandiolen
US4772516A (en) * 1987-11-09 1988-09-20 Mahone Louis G Stable methylpolydisilylazane polymers
CN102516546B (zh) * 2011-12-01 2013-12-18 杭州师范大学 一种低黏度甲基苯基羟基硅油的制备方法
KR101873138B1 (ko) * 2014-02-03 2018-06-29 고쿠리츠켄큐카이하츠호진 상교기쥬츠 소고켄큐쇼 실라놀 화합물, 조성물, 및 실라놀 화합물의 제조 방법
CN115010929B (zh) * 2022-06-24 2023-07-21 江西蓝星星火有机硅有限公司 一种羟基封端乙烯基硅烷预聚体的制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2758124A (en) * 1952-04-11 1956-08-07 Gen Electric Continuous hydrolysis of organohalogenosilanes
US2832794A (en) * 1952-11-05 1958-04-29 Allied Chem & Dye Corp Hydrolysis of organosilanes
US3309390A (en) * 1963-07-01 1967-03-14 Union Carbide Corp Preparation of hydroxy-endblocked siloxane fluids
DE1235317B (de) * 1964-01-29 1967-03-02 Dow Corning Verfahren zur Hydrolyse von Silanen
DE1195752B (de) * 1964-02-27 1965-07-01 Bayer Ag Vorrichtung zur kontinuierlichen Hydrolyse von Organochlorsilanen
DE1252682B (de) * 1964-08-13 1967-10-26 Imperial Chemical Industries Limited, London Verfahren zur Herstellung von 1,5-Dihydroxyhexaorganotrisiloxanen
FR1451269A (fr) * 1965-03-12 1966-01-07 Rhone Poulenc Sa Procédé de préparation d'organopolysiloxanes linéaires
US3442925A (en) * 1966-07-01 1969-05-06 Bayer Ag Process for the production of hydroxymethylsiloxanes
US3542837A (en) * 1968-10-17 1970-11-24 Dow Corning Method of preparing triorganosilanols
US3853932A (en) * 1973-12-28 1974-12-10 Gen Electric Process for producing silanol end-stopped polymers of low molecular weight

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0752441A3 (en) * 1995-07-05 1998-04-08 Shin-Etsu Chemical Co., Ltd. Organopolysiloxane resin, production method thereof, and curable organopolysiloxane resin composition using the same

Also Published As

Publication number Publication date
FR2259123B1 (cg-RX-API-DMAC7.html) 1979-01-05
US3939195A (en) 1976-02-17
DE2403303B2 (de) 1979-01-11
JPS5427880B2 (cg-RX-API-DMAC7.html) 1979-09-12
DE2403303A1 (de) 1975-07-31
DE2403303C3 (de) 1986-07-10
FR2259123A1 (cg-RX-API-DMAC7.html) 1975-08-22
JPS50104300A (cg-RX-API-DMAC7.html) 1975-08-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee