Verfahren zur Herstellung von Polyamiden mit Urethan- und/oder Harnstoffgruppierungen

摘要

Polymers containing polyamide, urea and/or urethane groups are obtained by a process which comprises the polyaddition of aliphatic or aromatic polyisocyanates with polyfunctional aminocrotonic acid esters, the substitutents of which on the nitrogen containing additional hydroxyl or amino groups.