国家/地区 中国（2）
IPC部 C（2）
IPC大类 C23（2）
IPC小类 C23C（2）
IPC C23C028/02（2）
发明人 LI J（2）
公开年
申请年
专利权人

Preparing battery steel case coated with metal layer on the surface, comprises e.g. grinding surface of low-carbon steel strip, performing electroplating in nickel-iron plating solution, surface magnetron sputtering of cobalt, and electroplating in nickel-iron-cobalt-phosphorus plating solution.

LI J, ZHOU H

Electroplating plastic surface useful for door guard plate of automobile comprises mixing graphene, silicon dioxide sol, epoxy resin, curing agent and water, removing oil, spraying mixed slurry, carrying out chemical plating and electroplating, washing, and drying.

LI J, SUN L