国家/地区 中国（6）
IPC部 C（6）
IPC大类 C02（6）
IPC小类 C02F（6）
IPC C08K003/04（6）
发明人
公开年 2017（2） 2018（2）
申请年 2017（3） 
专利权人

Preparing phosphor-based graphene chitin gel photothermal film in the field of seawater desalination and sewage including sewage oil-water mixture and dye wastewater treatment, involves using phosphorus-based graphene and chitin.

YU X, WAN P, HUANG H

Preparing carboxymethyl chitosan/graphene oxide composite hydrogel comprises e.g. mixing carboxymethyl chitosan and graphene oxide aqueous solutions, 4,4'-dimethyltriphenylmethane-2,2',5,5'-tetraisocyanate, ultrasonicating and reacting.

HUANG L

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

Phenolic resin-graphene aerogel used as organic dye adsorbent in water, comprises graphene coated with phenolic resin.

YANG P, XIA J, NIE T, YAO T, WANG B, LIU S, NI H

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 hydrogel useful for adsorption of heavy metal ions and heavy metals in industrial sewage treatment, comprises polyvinyl alcohol, chitosan, graphene oxide and sodium alginate.

CHEN M, DONG W, DUAN F, MA P, SHI D, LI L