国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B032/184（3）
发明人 DUAN Y（3）
公开年 2021（3）
申请年
专利权人

Removing impurities during preparation of graphene involves repeatedly sieving graphene oxide containing metallic impurities and non-metallic impurities during sieving process, and adsorbing some metallic impurities by magnets.

DUAN Y

Preparing highly conductive and internally continuous graphene hybrid film, comprises hybridizing graphene oxide with metal nanoparticles, graphene oxide sheets cross-linked by metal nanoparticles reusing and thermally reducing hybrid film.

WANG B, ZHU Y, DUAN Y, XIAO H, MING Y

Graphene aerogel modification process comprises e.g. orderly adding reducing agent and modifying agent into graphene oxide dispersion liquid, reacting, washing, then placing in aqueous alcohol solution for dialysis treatment, freeze-drying.

ZHANG J, LI J, DUAN Y