国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01G045/02（2）
发明人 SHI L（2）
公开年
申请年
专利权人 UNIV SHANGHAI（2）

Preparing needle-shaped manganese dioxide/graphene oxide composite nano material comprises e.g. taking graphite powder in eggplant flask, under magnetic stirring, adding concentrated sulfuric acid and stirring uniformly.

HUANG L, SHI L, LIU X, ZHANG D, ZHANG J

Preparation of graphene used for preparation of graphene oxide composite, involves dissolving catechol or catechol derivative in solvent, adding graphene oxide, dispersing, reacting, filtering, washing with water and drying.

SHI L, XU H, ZHANG M, WANG Z, YUAN S, ZHAO Y