Trifunctional polyoxyethylene diamine derivatives.

摘要

Compounds of the formula: <CHEM> wherein each R is a group of the formula: <CHEM> in which n is 2 to 3, which are useful as curing agents for epoxy resins, can be made by reacting a carboxylic acid component selected from maleic acid, fumaric acid, anhydrides thereof and C1 to C4 dialkyl maleates and fumarates, with a polyoxyethylene diamine of the formula: <CHEM>