烧结NdFeB表面HEDP-焦磷酸钾体系电镀铜工艺及性能研究
王康, 姜建军, 杨丽景, 宋振纶

Copper Electroplating Process and Performance of HEDP-potassium Pyrophosphate System on Sintered NdFeB Surface
WANG Kang, JIANG Jianjun, YANG Lijing, SONG Zhenlun
图4 3种组分的浓度对阴极电流效率的影响
Fig.4 Effects of the contents of CuSO4 (a), HEDP (b) and potassium pyrophosphate (c) on cathode current efficiency