国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B22（2） C01（2）
IPC小类 B22F（2）
IPC B22F003/02（2）
发明人
公开年 2022（2）
申请年 2021（2）
专利权人

Preparing rare earth-doped graphene-aluminum-based composite material involves mixing rare earth metal oxide, ammonia carboxy complexing agent and water, carrying out complexation reaction, mixing with graphene solution, granulating, mixing rare earth-doped graphene with aluminum matrix, and molding.

REN F, LIU J, WANG Y

Easily activated non-evapotranspiration type zirconium graphite getter material for cathode of vacuum electronic component, comprises zirconium/graphene composite material, titanium powder and molybdenum, where zirconium/graphene composite material is prepared using e.g. graphene oxide.

HE J, LIU P, HE C