Heat curable polydiorganosiloxane compositions having enhanced r

Details Heat curable polydiorganosiloxane compositions having enhanced r Heat curable polydiorganosiloxane compositions having enhanced r

1982-12-09

1984-02-28

Marquis, Melvyn I.

Plastic and nonmetallic article shaping or treating: processes

Disparate treatment of article subsequent to working,...

Effecting temperature change

26433111, 264347, 524265, 524266, 524267, 524493, 524731, B29C 2500

Patent

active

044341270

ABSTRACT:
Organic peroxide curable polydiorganosiloxane compositions having improved release from metal molds upon curing are disclosed. In addition to the conventional high molecular weight polydiorganosiloxane gum, reinforcing filler, structure control additives, and curing agent, the improved compositions of this invention contain from 0.05 to 3 parts by weight of a polydiorganosiloxane fluid having methyl groups and carboxyfunctional groups as substituents.

REFERENCES:
patent: 3047528 (1962-07-01), Bluestein
patent: 3549744 (1970-12-01), Compton

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