国家/地区 中国（2）
IPC部 C（2）
IPC大类 C25（2）
IPC小类 C25D（2）
IPC C25D001/20（2）
发明人
公开年 2021（2）
申请年 2021（2）
专利权人

Cathode roller useful in electrolytic copper foil mechanism for preparing electrolytic copper foil, comprises annular base copper foil formed on peripheral wall of roll-shaped main body and is electrically connected to main body, and graphene film formed on surface of copper foil of base material.

WANG E, HE M, YUE X, HUANG Z, DING Z, ZHANG Z, LIU K

Manufacturing mask plate in display device, comprises forming multiple mutually independent grooves on conductive substrate, electrifying, ultrasonically dispersing graphene coating in dispersing agent and stripping mask plate main body.

GUAN X, BAI S, BI N, LIU J, WU S