国家/地区 中国（2）
IPC部 C（2）
IPC大类 C25（2）
IPC小类 C25D（2）
IPC C30B029/02（2）
发明人
公开年
申请年 2021（2）
专利权人

Preparation of ultrathin beta-radiation source for micro-components, involves using polymethyl methacrylate/graphene film and platinum sheet, and depositing beta-radiation source on graphene using solution of e.g. beta-radiation source.

ZHANG J, LI C, WANG X, XU P, FENG H, CHEN Z, YANG Y, WU W, ZHOU C, LUO T

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