Patent ID: 6127514
Filing Date: 2000-10-03
Classification: C08G,Y10T

Abstract:
A one-component, thermoset composition comprisinga compound containing modified hydrazide groups and corresponding to formula I ##STR5## wherein R represents the residue obtained by removing the isocyanate groups from a monomeric polyisocyanate, a polyisocyanate adduct or an NCO prepolymer,X represents OR' or NHR' andR' represents a group which is inert to isocyanate groups under the conditions used to form the compound of formula I andn has a value of 2 to 6,b) a compound containing two or more epoxy groups andc) a basic catalyst,wherein components a) and b) are present in an amount sufficient to provide an equivalent ratio of modified hydrazide groups to epoxy groups of 2:1 to 1:4.