国家/地区 中国（4）
IPC部 B（4） C（4） A（2）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC C08K003/04（4）
发明人
公开年
申请年 2016（2） 
专利权人

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

Preparation method of graphene composite foam for separating oil and water, involves preparing graphene oxide aqueous solution, and ultrasonically dispersing to form graphene oxide dispersion liquid, adding with dopamine and dispersing.

LI X, LV Q, CAO N, LIN X, SUN J

Composite film doped with graphene oxide quantum dot useful in water separation, adsorption filtration, medical dressings and other biomedical fields, comprises chitosan, sodium alginate, and graphene oxide quantum dots.

LI J, WANG S, ZHANG D, ZHANG Q, NI X

Amphoteric cellulose-based composite material used for e.g. absorbing oil and heavy metal ion in organic wastewater, is obtained by mixing quaternary ammonium sulfonated cellulose, graphene oxide and chitosan, and freeze-drying mixture.

CHEN Y, LIN H, XIONG J, SU G