GB1541659A - Method of increasing the molecular wight of organic polymers of making siloxane-organic block copolymers using - Google Patents

Method of increasing the molecular wight of organic polymers of making siloxane-organic block copolymers using

Info

Publication number
GB1541659A
GB1541659A GB2025676A GB2025676A GB1541659A GB 1541659 A GB1541659 A GB 1541659A GB 2025676 A GB2025676 A GB 2025676A GB 2025676 A GB2025676 A GB 2025676A GB 1541659 A GB1541659 A GB 1541659A
Authority
GB
United Kingdom
Prior art keywords
organic
increasing
block copolymers
molecular wight
making siloxane
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
GB2025676A
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
Publication of GB1541659A publication Critical patent/GB1541659A/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
    • C08G77/42—Block-or graft-polymers containing polysiloxane sequences
    • C08G77/44—Block-or graft-polymers containing polysiloxane sequences containing only polysiloxane sequences
    • 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
    • C08G77/42—Block-or graft-polymers containing polysiloxane sequences
GB2025676A 1975-07-16 1976-05-17 Method of increasing the molecular wight of organic polymers of making siloxane-organic block copolymers using Expired GB1541659A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59647475A 1975-07-16 1975-07-16

Publications (1)

Publication Number Publication Date
GB1541659A true GB1541659A (en) 1979-03-07

Family

ID=24387418

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2025676A Expired GB1541659A (en) 1975-07-16 1976-05-17 Method of increasing the molecular wight of organic polymers of making siloxane-organic block copolymers using

Country Status (4)

Country Link
JP (1) JPS5212289A (en)
DE (1) DE2631958A1 (en)
FR (1) FR2318186A1 (en)
GB (1) GB1541659A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3523311A1 (en) * 1985-06-29 1987-01-02 Bayer Ag NEW RUBBER POLYMERS WITH BLOCK-LIKE STRUCTURE
JPH06100694A (en) * 1992-09-22 1994-04-12 Nippon Dow Corning Kk Production of branched polyorganosiloxane

Also Published As

Publication number Publication date
FR2318186A1 (en) 1977-02-11
JPS5212289A (en) 1977-01-29
DE2631958A1 (en) 1977-01-20

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920517