| 摘要 |
<p>A single-package curable polyurethane resin composition containing a polyisocyanate which may or may not be blocked and as a curing agent a condensation product obtained by reacting, with removal of an equimolecular proportion of water, approximately equimolecular proportions of diethylenetriamine or triethylenetetramine with phthalic or hexahydrophthalic anhydride, maleic anhydride or succinic anhydride. Epoxy resin may also be present in the composition.</p> |
