Heat curable organopolysiloxane compositions, preformed latent p

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Organic compound containing

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528 15, 528 31, 528 32, 525478, C08G 7708

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active

054321409

ABSTRACT:
Heat curable organopolysiloxane compositions are provided utilizing a vinyl silicone organopolysiloxane fluid, a silicon hydride siloxane and an effective amount of a preformed latent platinum catalyst resulting from the reaction in the substantial absence of organopolysiloxane fluid, between a zero valent platinum catalyst and an organic nitrogen compound, such as 2,2'-bipyridine or diethyl azodicarboxylate.

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