Reduction of friability in rigid polyurethane foam

Details Reduction of friability in rigid polyurethane foam Reduction of friability in rigid polyurethane foam

C - Chemistry, Metallurgy

08

G

403/21, 403/41

C08G 18/28 (2006.01) C08G 18/48 (2006.01) C08G 18/50 (2006.01)

Patent

CA 1052949

ABSTRACT OF THE DISCLOSURE An improvement is disclosed in the preparation of rigid polyurethane foams which have relatively high surface friability. The improvement resides in the use of a select group of ethoxylated polyols to reduce the friability of the resulting foam.

235280

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