Silicone rubber composition

Details Silicone rubber composition Silicone rubber composition

1991-05-21

1993-01-12

Bleutge, John C.

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...

524862, 524863, 528 42, 528 32, 528 31, 528 15, 528 24, C08K 300

Patent

active

051791595

ABSTRACT:
A silicone rubber composition comprises, as the base component thereof, a diorganopolysiloxane having the following general formula: ##STR1## wherein Rf is a perfluoroalkyl group or a perfluoroalkyl ether group, X is hydrogen, (CH.sub.3).sub.3 Si--, or (CH.sub.2 .dbd.CH)(CH.sub.3).sub.2 Si--, l and m are each an integer of 1 or above, and n is an integer of 0 or above. The silicone rubber composition has excellent resistance not only to nonpolar solvents such as benzene but also to polar solvents such as ketones, esters, etc.

REFERENCES:
patent: 3847961 (1974-11-01), Koshar
patent: 4525528 (1985-06-01), Bush et al.
patent: 4742101 (1988-05-01), Yoshida
patent: 4985526 (1991-01-01), Kishita et al.
patent: 5118775 (1992-06-01), Inomata et al.
Patent Abstracts of Japan, vol. 12, No. 22(C-470) [2869], Jan. 22, 1988, & JP-A-62-174260, Jul. 31, 1987, T. Fukuda, et al., "Fluorosilicone Rubber Composition".

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