Siloxane copolymer mixtures useful as foam stabilizers in...

Details Siloxane copolymer mixtures useful as foam stabilizers in... Siloxane copolymer mixtures useful as foam stabilizers in...

C - Chemistry, Metallurgy

08

L

403/29, 400/3008

C08L 83/12 (2006.01) C08G 18/48 (2006.01) C08J 9/00 (2006.01) C08L 83/08 (2006.01)

Patent

CA 1171600

ABSTRACT OF THE DISCLOSURE Siloxane copolymer mixtures comprising a minor amount of certain high molecular weight (e.g., 4000 to 30,000) siloxane-oxyalkylene copolymers and a major amount of certain low molecular weight (e.g., 300 to 1100) silox- ane-oxyalkylele copolymers or cyanoalkylsiloxanes in specifically defined mixture ratios; a process for producing high resilience polyurethane foam utilizing as a foam stabilizer said siloxane copolymer mixtures; and the foams derived therefrom.

380673

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