Composite plastic moldings and a process for their production

Details Composite plastic moldings and a process for their production Composite plastic moldings and a process for their production

B - Operations, Transporting

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B32B 5/18 (2006.01) B32B 27/40 (2006.01) C08G 18/40 (2006.01) C08G 18/65 (2006.01) C08G 18/70 (2006.01) C08G 18/80 (2006.01) C08J 9/02 (2006.01)

Patent

CA 1291606

COMPOSITE PLASTIC MOLDINGS AND A PROCESS FOR THEIR PRODUCTION ABSTRACT OF THE DISCLOSURE A composite plastic molding made up of a plastic foam and having a polyurethane skin is made by heating a reactive one-component system to form a polyurethane skin and then joining the polyurethane skin to the plastic foam. The one-component system is composed of a finely divided polyisocyanate in which from 0.1 to 25 equivalent percent of the isocyanate groups have been deactivated, a polyamine and/or polyol having a molecular weight of from 400 to 8000 and optionally a chain extending agent, a catalyst and known auxiliaries and additives.

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