Foamable siloxane compositions and silicone foams prepared there

Details Foamable siloxane compositions and silicone foams prepared there Foamable siloxane compositions and silicone foams prepared there

1997-09-12

1999-11-16

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 81, 521154, 521134, L08J 902

Patent

active

059859458

ABSTRACT:
Foamable organosiloxane compositions which yield, upon cure, silicone foams having low density and decreased friability, comprising a siloxane base polymer having an average of at least two hydroxyl groups per molecule, a silicon-containing crosslinker for the siloxane base polymer, wherein the crosslinker contains at least two --SiH groups per molecule; a platinum group catalyst; a silicone resin copolymer; and optionally, a blowing agent; and silicone foams prepared therefrom. A method of weather-stripping a door or window using a silicone foam so prepared.

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