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Title:
COLD-CURING ORGANOPOLYSILOXANE COMPOSITION
Document Type and Number:
Japanese Patent JPS5592761
Kind Code:
A
Abstract:

PURPOSE: To obtain the title composition having excellent adhesivity, by compounding a specific diorganopolysiloxane, a cyclic organopolysiloxane, and a filler.

CONSTITUTION: A composition composed of (A) 100pts.wt. of a diorganopolysiloxane wherein both chain terminals are blocked with OH groups, e.g. a raw material of silicone rubber of formula I (R4 is alkyl, aryl, etc.), (B) 0.01W20 parts of a cyclic organopolysiloxane of formula II (R1 is univalent hydrocarbon group; R2 is bivalent hydrocarbon group; R3 is H or 1W12C univalent hydrocarbon group; Y is amino; A is univalent hydrocarbon group or alkoxy; a is 1 or 2; b is 2W8; c is 0W6, provided that a+b+c is 3W10), (C) 1W400 parts of a filler such as precipitated calcium carbonate, and if necessary, (D) 0W20 parts of a cyclic organopolysiloxane of formula III (d is 2W10; e is 0W6; provided that d+e is 3W10).


Inventors:
Futatsumori, Koji
Application Number:
JP1978000163077
Publication Date:
July 14, 1980
Filing Date:
December 29, 1978
Export Citation:
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Assignee:
SHIN ETSU CHEM CO LTD
International Classes:
C08L83/06; C08K5/549; C08L1/00; C08L27/00; C08L33/00; C08L33/02; C08L83/00; C08L83/04; (IPC1-7): C08L83/04



 
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