Thermally stabilized polyorganosiloxane oil

Details Thermally stabilized polyorganosiloxane oil Thermally stabilized polyorganosiloxane oil

1993-12-15

1996-02-20

Braun, Fred L.

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G03G 1520, G03G 2100

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054933765

ABSTRACT:
A thermally stabilized polyorganosiloxane oil including a polyorganosiloxane oil and as the thermal stabilizer the reaction product of chloroplatinic acid and a member selected from the group consisting of a cyclic polyorganosiloxane having the formula: ##STR1## where R.sub.3 is an alkyl radical having 1 to 6 carbon atoms and R.sub.4 is selected from the group consisting of alkene and alkyne radicals having 2 to 8 carbon atoms and n is from 3 to 6; a linear polyorganosiloxane having the formula: ##STR2## where R.sub.1 and R.sub.2 are selected from the group consisting of hydroxy and alkyl, alkoxy, alkene and alkyne radicals having 1 to 10 carbon atoms provided at least one of R.sub.1 and R.sub.2 is alkene or alkyne and m is from 0 to 50 and mixtures thereof present in an amount to provide at least 5 parts per million of platinum in said oil.

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