Process for the manufacture of polyurethane foams

Details Process for the manufacture of polyurethane foams Process for the manufacture of polyurethane foams

C - Chemistry, Metallurgy

08

G

C08G 18/16 (2006.01) C08G 18/18 (2006.01) C08G 18/22 (2006.01)

Patent

CA 2122502

PROCESS FOR THE MANUFACTURE OF POLYURETHANE FOAMS ABSTRACT OF THE DISCLOSURE A novel process for the manufacture of polyurethane foams by reacting a reaction mixture comprising a) a polyisocyanate component, with b) a polyol component containing no salt groups; in the presence of c) at least one blowing agent, d) catalysts. The catalyst comprise at least one carboxylic acid salt containing ether groups and no ester groups. The reaction mixture may optionally contain e) further auxiliary substances and additives. This invention also relates to back-foaming of a plastics sheet as skin for the purpose of manufacturing composite bodies, and the composite bodies thus manufactured.

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