国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3） H01（2）
IPC小类 C01B（3）
IPC C01B032/182（3）
发明人 GONG Y（2） ZHAI P（2）
公开年 2021（2）
申请年 2020（2） 
专利权人 UNIV BEIHANG（3）

Preparing battery cathode material comprises mixing soluble gallium source, soluble indium source, carbon source, template agent and water and freeze-drying to obtain precursor mixed powder and calcining precursor mixed powder.

GONG Y, ZHAI P, CHEN Q, LIU W

Preparing three-dimensional graphene-C3N4 composite material comprises mixing graphene oxide dispersion with dicyandiamide to obtain a mixed solution, freeze-drying the mixed solution, and calcining solid precursor powder.

GONG Y, ZHAI P, JIANG H

Preparing graphene by intercalating alkali metal, comprises e.g. mixing graphite raw material and alkali metal in inert environment for metal intercalation reaction of graphite, and reacting obtained composite material in liquid medium.

LI B, YANG S