Process for preparing rigid and flexible polyurethane foams

Details Process for preparing rigid and flexible polyurethane foams Process for preparing rigid and flexible polyurethane foams

C - Chemistry, Metallurgy

08

G

C08G 18/24 (2006.01) C08J 9/12 (2006.01)

Patent

CA 2268178

The use of a tin salt together with a salt of a protic acid having at least 2 acidic hydrogen atoms and a pKa in water of 2-10 in preparing water-blown polyurethane foams.

Pour préparer des mousses de polyuréthane soufflées à l'eau, on utilise un sel d'étain et un sel d'un acide protique ayant au moins deux atomes d'hydrogène acide et un pKa dans l'eau compris entre 2 et 10.

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