国家/地区 中国（2）
IPC部 A（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC B01J020/30（2） C08K003/04（2）
发明人
公开年 2018（2）
申请年 2017（2） 
专利权人

Preparing hyperbranched polymer-modified graphene oxide in aqueous phase used in fields of separation membranes, involves sonicating graphene oxide powder to be uniformly disperse in aqueous phase to prepare stable graphene oxide dispersion.

JI S, WANG L, WANG N, AN Q, YANG H, LI Q

Preparing multifunctional graphene oxide-chitosan composite sponge useful in oil-water separation comprises e.g. preparing graphene oxide nano sheets by Hummer method and mixing the graphene oxide solution to prepare chitosan solution.

GONG X, JIANG Y, TIAN M