Silicone rubber composition and its manufacture

Details Silicone rubber composition and its manufacture Silicone rubber composition and its manufacture

1991-03-28

1993-03-16

Marquis, Melvyn I.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524588, 524422, C08K 300

Patent

active

051944790

ABSTRACT:
A silicone rubber composition comprising: (A) a diorganopolysiloxane, (B) a reinforcing filler, (C) an acid strength adjustor, and (D) a curing agent, wherein the extract water pH is in the range of 3.0 to 5.5, said extract water pH being defined in such a way that when 50 g of a toluene solution containing 5.0% by weight of said rubber composition is subjected to extraction with 10 g of deionized water, the pH of the resulting water is defined as the extract water pH. The cured product of said composition is good in extension fatigue resistance and flex fatigue resistance.

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patent: 4929669 (1990-05-01), Jensen
patent: 4978710 (1990-12-01), Liles
patent: 4988758 (1991-01-01), Fukuda et al.

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