Various colors can be obtained on the surface of electroplated copper by means of cathodic electrolysis. The influencing factors and performances of coloring layer were investigated in this paper.

• 采用阴极电解着色法在电镀铜层上可获得多种色彩的着色层，考察了各因素对着色效果的影响及着色层的抗变色性能。