The paper introduces a method of preparing the two layer-cathodic electrophoretic paint,based on polyamide modified epoxy resin as binder,blocking isocyanate as crosslinker and conductive fillers.

• 本文以聚酰胺改性的环氧树脂为基料,以封闭的异氰酸酯做交联剂,添加导电填料制成了可二次电泳的阴极电泳涂料,该涂料可制备综合性能优良的复合涂膜。