国家/地区 中国（2）
IPC部 B（2）
IPC大类 B05（2）
IPC小类 B05D（2）
IPC B05D001/18（2）
发明人
公开年 2021（2）
申请年 2021（2）
专利权人

Coating structure for aging-resistant zinc-nickel alloy silane-free passivation, comprises aluminum alloy substrate, and chemical deposition zinc layer, chemical nickel plating layer, and silane chromium free passivation layer.

CHEN J, GUO C, LAI H

Treating surface of electrolytic copper foil involves cleaning raw foil with ethanol, placing in hydrochloric acid solution for ultrasonic treatment, washing with deionized water, heating, cooling to room temperature and drying.

ZHU D, WANG X