Foamable silicone rubber composition

Details Foamable silicone rubber composition Foamable silicone rubber composition

1995-09-29

1996-05-21

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521123, 521134, C08J 900

Patent

active

055190677

ABSTRACT:
This composition comprises (A) an organopolysiloxane having at least two SiOH groups in its molecule, (B) an organopolysiloxane having at least two SiH groups in its molecule, (C) a platinum family metal catalyst, and (D) a hydroperoxide. By using the hydroperoxide as a catalyst-retarding agent in cure reaction of a dehydrogenation system in which hydrogen is a foaming agent, this composition has a long pot life and can be cured and foamed to produce a foamed cured product in the form of a sponge having uniform cells.

REFERENCES:
patent: 5225967 (1993-07-01), Colas et al.
patent: 5238967 (1993-08-01), Okawa

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