One part heat curable organopolysiloxane compositions and method

Details One part heat curable organopolysiloxane compositions and method One part heat curable organopolysiloxane compositions and method

1992-05-28

1993-07-27

Marquis, Melvyn I.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From silicon reactant having at least one...

528 25, 528 31, 556479, 556480, C08G 7706

Patent

active

052311589

ABSTRACT:
Alkynyl substituted organopolysiloxanes having alkynyl radicals attached to silicon by carbon-silicon bonds can be used in combination with a hydride siloxane crosslinker and a Group 8-10 catalyst to make one part heat curable organopolysiloxane compositions.

REFERENCES:
patent: 4849491 (1989-07-01), Ogawa et al.
patent: 4906721 (1990-03-01), Weitemeyer et al.
patent: 5081199 (1992-01-01), Okinoshima
Preparation of Poly(dimethylsiloxane) Macromonomers Having Ethynylene Functionality by the "Initiator Method", T. Suzuki and P. Y. Lo, American Chemical Society (1991) pp. 460-463.
Chemical Patents Index, Documentation Abstracts Journal-A Plastics, Polymers Week 90128, issued Sep. 5, 1990-Derwent Publications (3 pages).

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