申请人:Mitsui Chemicals, Inc.
公开号:US05789520A1
公开(公告)日:1998-08-04
A curing agent having less odor and providing a cured resin which is excellent in appearance, mechanical properties, water resistance and chemical resistance, and a one-component type humidity-curing resin composition having excellent storage stability and providing a cured matter which is excellent in appearance and physical properties. Specifically, provided are polyaminoamide or ketimine obtained by dehydration of 2,5- and/or 2,6-bis(aminomethyl)-bicyclo\x9b2.2.1!heptane with carboxylic acids or ketones, a curing agent for epoxy resins using the same and a one-component type humidity-curing epoxy resin or urethane prepolymer composition containing the curing agent.
提供一种气味较小的固化剂,并提供一种外观、机械性能、耐水性和耐化学性均优异的固化树脂,以及一种具有优异储存稳定性并提供外观和物理性能均优异的单组分型湿度固化树脂组合物。具体地,提供了通过将2,5-和/或2,6-双(氨甲基)-双环[2.2.1]庚烷脱水与羧酸或酮反应得到的聚氨酰胺或酮胺,以及使用该固化剂的环氧树脂固化剂和含有该固化剂的单组分型湿度固化环氧树脂或聚氨酯预聚物组合物。