国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3） B82（2）
IPC小类 C01B（3）
IPC C01G039/06（3）
发明人
公开年 2015（3）
申请年 2014（2） 
专利权人

Graphene oxide composite material preparation involves adding transition metal-containing powder to aqueous solution of graphene oxide to obtain mixed liquid, and performing ultrasonic treatment to obtain dispersion liquid.

PENG J, WENG J

Preparing graphene two-dimensional nano-sheet comprises adding stripped layered material into anhydrous solvent, stirring, adding alkali metal into dispersion, dispersing, washing the crude product, treating ultrasonically and washing.

FENG H, HU Z, LIU X

Preparing transition metal-graphene composite material used in lithium ion battery and supercapacitor material, involves dispersing nanosheets of transition metal compound by mixing in solvent to obtain dispersed material.

ZENG H, JIANG L