DE2336493C2 - Verfahren zum Herstellen eines Silanolendgruppen aufweisenden Diorganopolysiloxans höherer Viskosität - Google Patents

Verfahren zum Herstellen eines Silanolendgruppen aufweisenden Diorganopolysiloxans höherer Viskosität

Info

Publication number
DE2336493C2
DE2336493C2 DE19732336493 DE2336493A DE2336493C2 DE 2336493 C2 DE2336493 C2 DE 2336493C2 DE 19732336493 DE19732336493 DE 19732336493 DE 2336493 A DE2336493 A DE 2336493A DE 2336493 C2 DE2336493 C2 DE 2336493C2
Authority
DE
Germany
Prior art keywords
silanol
viscosity
diorganopolysiloxane
cyclic
weight
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
DE19732336493
Other languages
German (de)
English (en)
Other versions
DE2336493A1 (de
Inventor
Bruce Allan Schenectady N.Y. Ashby
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 DE2336493A1 publication Critical patent/DE2336493A1/de
Application granted granted Critical
Publication of DE2336493C2 publication Critical patent/DE2336493C2/de
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
    • C08G77/14—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)
  • Compositions Of Macromolecular Compounds (AREA)
DE19732336493 1972-07-20 1973-07-18 Verfahren zum Herstellen eines Silanolendgruppen aufweisenden Diorganopolysiloxans höherer Viskosität Expired DE2336493C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27339272A 1972-07-20 1972-07-20

Publications (2)

Publication Number Publication Date
DE2336493A1 DE2336493A1 (de) 1974-01-31
DE2336493C2 true DE2336493C2 (de) 1985-05-15

Family

ID=23043740

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732336493 Expired DE2336493C2 (de) 1972-07-20 1973-07-18 Verfahren zum Herstellen eines Silanolendgruppen aufweisenden Diorganopolysiloxans höherer Viskosität

Country Status (6)

Country Link
JP (1) JPS557855B2 (2)
BE (1) BE802554A (2)
DE (1) DE2336493C2 (2)
FR (1) FR2193847B1 (2)
GB (1) GB1436883A (2)
IT (1) IT994980B (2)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4551515A (en) * 1984-02-27 1985-11-05 General Electric Company Process for the continuous manufacture of silicone gums
DE3632875A1 (de) * 1986-09-26 1988-04-07 Wacker Chemie Gmbh Kontinuierliches verfahren zur herstellung von triorganosiloxygruppen als endstaendige einheiten aufweisenden organopolysiloxanen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE957662C (de) * 1954-02-15 1957-01-17 Farbenfabriken Bayer Aktiengesellschaft, Leverkusen-Bayerwerk Verfahren zur Herstellung von stabilen Alkyl- und/oder Arylpolysiloxanölen

Also Published As

Publication number Publication date
FR2193847B1 (2) 1979-08-03
JPS557855B2 (2) 1980-02-28
DE2336493A1 (de) 1974-01-31
GB1436883A (en) 1976-05-26
BE802554A (fr) 1973-11-16
FR2193847A1 (2) 1974-02-22
JPS4980200A (2) 1974-08-02
IT994980B (it) 1975-10-20

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Legal Events

Date Code Title Description
OD Request for examination
OI Miscellaneous see part 1
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee