国家/地区 中国（3）
IPC部 B（3） C（3）
IPC大类 B22（3） C01（3） C22（3）
IPC小类 B22F（3）
IPC C01B032/194（3）
发明人
公开年 2022（3）
申请年 2021（3）
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

Preparation of rare earth modified graphene copper based composite material used for contact line for high speed rail, involves ball milling graphite, organic amine and alcohol substance, centrifuging and separating product, and dissolving copper salt in alcohol substance.

WANG X, HUANG W, XUE D, WONG W

Preparation of composite material involves dispersing e.g. natural graphite and sodium cholate in deionized water, aging, centrifuging, filtering, drying, dispersing obtained powdered graphene in ethanol, adding aluminum powder and magnesium powder, stirring, drying, and sintering.

YANG F, LI Z, GUO X