Patent ID: 7795322
Filing Date: 2010-09-14
Classification: C08G

Abstract:
1. A cellular polyisocyanate polyadduct prepared by (1) reacting (a) one or more diisocyanates with (b) one or more polyether alcohols to form a prepolymer comprising isocyanate groups and an NCO content of less than 10%, and (2) reacting said prepolymer in a mold with a crosslinking component comprising (e) water and, optionally, (d) one or more sulfated fatty acid esters; wherein said (b) one or more polyether alcohols comprises a mixture of (b1) and (b3) and optionally (b2), wherein: wherein said cellular polyisocyanate polyadduct has a density, according to DIN EN ISO 845, of from 200 to 800 kg/m