Polyisocyanate compositions

Details Polyisocyanate compositions Polyisocyanate compositions

C - Chemistry, Metallurgy

08

L

C08L 75/04 (2006.01) C08G 18/10 (2006.01) C08G 18/70 (2006.01) C08G 18/79 (2006.01) C08J 9/236 (2006.01)

Patent

CA 2113433

2113433 9303082 PCTABS00019 The invention provides organic polyisocyanate compositions comprising a polyisocyanate component and a non-ionic surface active agent devoid of isocyanate-reactive groups characterised in that the polyisocyanate component comprises an isocyanate-containing reaction product of a uretonimine-modified polyisocyanate and a polyol having a molecular weight of from 500 to 10,000. The invention further provides aqueous emulsions derived from the polyisocyanate compositions, a method of their use for binding polyurethane foam scrap and foam composites prepared by the method.

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