国家/地区 中国（2）
IPC部 C（2） H（2）
IPC大类 C23（2）
IPC小类 C23C（2）
IPC C23C014/24（2）
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

High performance silicon-based lithium ion battery cathode material has core prepared by obtaining silicon-based particle/transition metal composite material, and adding carbon source.

ZHAO H, YANG C, LI Z

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