The blend membranes of chloromethylated/quaternized polysulfone and polyvinylidene for ultrafiltration of cathodic electrophoretic paints were prepared.

• 本文研制了氯甲基化／季铵化聚砜与聚偏氟乙烯共混超滤膜用于阴极电泳漆超滤系统。