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GB1549344A - Process for producing silanol end-stopped diorganopolysiloxane oils - Google Patents

Process for producing silanol end-stopped diorganopolysiloxane oils

Info

Publication number
GB1549344A
GB1549344A GB1604976A GB1604976A GB1549344A GB 1549344 A GB1549344 A GB 1549344A GB 1604976 A GB1604976 A GB 1604976A GB 1604976 A GB1604976 A GB 1604976A GB 1549344 A GB1549344 A GB 1549344A
Authority
GB
United Kingdom
Prior art keywords
silanol end
stopped diorganopolysiloxane
diorganopolysiloxane oils
producing silanol
producing
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
GB1604976A
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB1549344A publication Critical patent/GB1549344A/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
    • C08G77/22—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
    • C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
    • C08G77/16—Polysiloxanes containing silicon bound to oxygen-containing groups to hydroxyl 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
    • C08G77/32—Post-polymerisation treatment

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)
GB1604976A 1975-05-19 1976-04-21 Process for producing silanol end-stopped diorganopolysiloxane oils Expired GB1549344A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57891975A 1975-05-19 1975-05-19

Publications (1)

Publication Number Publication Date
GB1549344A true GB1549344A (en) 1979-08-08

Family

ID=24314862

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1604976A Expired GB1549344A (en) 1975-05-19 1976-04-21 Process for producing silanol end-stopped diorganopolysiloxane oils

Country Status (5)

Country Link
JP (1) JPS5833885B2 (en)
CA (1) CA1072974A (en)
DE (1) DE2621751A1 (en)
FR (1) FR2311789A1 (en)
GB (1) GB1549344A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114381001A (en) * 2021-12-29 2022-04-22 山东华夏神舟新材料有限公司 Preparation method of wide-temperature-range solvent-resistant fluorosilicone rubber and composition thereof

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4096160A (en) * 1976-04-21 1978-06-20 General Electric Company Continuous devolatilization of silanol-terminated silicone polymer
AU5900880A (en) * 1979-06-18 1981-01-08 General Electric Company Continuous manufacture of siloxane polymers

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3122521A (en) * 1960-03-18 1964-02-25 Dow Corning Method of polymerizing fluoroalkyl-substituted cyclotrisiloxanes
FR1280518A (en) * 1961-02-23 1961-12-29 Thomson Houston Comp Francaise Linear polysiloxanes
US3477988A (en) * 1967-04-05 1969-11-11 Union Carbide Corp Preparation of organopolysiloxanes by siloxane rearrangement
GB1212421A (en) * 1967-04-21 1970-11-18 Tokyo Shibaura Electric Co Method of manufacturing organopolysiloxane diols
DE1913941A1 (en) * 1968-03-21 1969-10-09 Gen Electric Organosiloxane polymerization accelerator
JPS4913349A (en) * 1972-05-31 1974-02-05
US3779987A (en) * 1972-10-12 1973-12-18 Gen Electric Process for producing diorganopolysiloxane polymers
CA1044247A (en) * 1974-03-20 1978-12-12 Bruce A. Ashby Process for the production of silanol-stopped diorganopolysiloxanes
US3937684A (en) * 1974-04-24 1976-02-10 General Electric Company Process for producing high molecular weight diorganopolysiloxanes for use in heat vulcanizable silicone rubber compositions
GB1543596A (en) * 1975-05-05 1979-04-04 Gen Electric Diorganopolysiloxane copolymers and process for the preparation thereof
GB1551775A (en) * 1975-05-05 1979-08-30 Gen Electric Process for producting diorganopolysioxane oils

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114381001A (en) * 2021-12-29 2022-04-22 山东华夏神舟新材料有限公司 Preparation method of wide-temperature-range solvent-resistant fluorosilicone rubber and composition thereof

Also Published As

Publication number Publication date
JPS5833885B2 (en) 1983-07-22
DE2621751A1 (en) 1976-12-02
CA1072974A (en) 1980-03-04
JPS51141000A (en) 1976-12-04
FR2311789B1 (en) 1981-10-23
FR2311789A1 (en) 1976-12-17

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee