MATERIALS, PROCESS FOR PRODUCTION THEREOF AND COMPONENTS THEREFOR

摘要

The present invention relates to materials comprising (A) at least one rubber, (B) at least one polyimide selected from branched condensation products of (a) at least one polyisocyanate having an average of more than two isocyanate groups per molecule and (b) at least one polycarboxylic acid having at least 3 COOH groups per molecule or anhydride thereof.