Silicone surfactants having t-butyl terminated polyether...

Details Silicone surfactants having t-butyl terminated polyether... Silicone surfactants having t-butyl terminated polyether...

C - Chemistry, Metallurgy

08

G

C08G 77/46 (2006.01) C08J 9/00 (2006.01) C08J 9/12 (2006.01) C08L 75/08 (2006.01) C08L 83/12 (2006.01)

Patent

CA 2099754

D-16610 - 32 - ABSTRACT Siloxane-polyether copolymer surfactants for manufacture of high resiliency polyurethane foam which are capped with t-butyl groups on the ends of the polyether blocks, polyurethane foam compositions containing such surfactants, a method for making polyurethane foam using such surfactants, and polyurethane foam made the method are disclosed and claimed. The t-butyl-capped surfactants afford improved surfactant potencies and foam breathabilities relative to the commonly-employed methyl-capped surfactants.

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