国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC B01D067/00（4）
发明人 SONG C（4）
公开年 2020（3）
申请年 2018（3） 
专利权人 CHINA PETROL.（4） SINOPEC SHEN.（4）

Preparation of graphene-polyurethane composite filter membrane for separating oil and water, involves adding dopamine hydrochloride to tris-hydrochloric acid buffer solution, stirring, centrifuging, collecting precipitate, and drying.

WANG X, HAN Z, SONG C, XIU C, WU X, ZHANG Y, CAO J

Preparing polymer-modified graphene filter membrane involves coating polydopamine on surface of cleaned stainless steel mesh, reacting stainless steel mesh coated with polydopamine and graphene oxide to prepare graphene oxide/polydopamine.

WANG X, HAN Z, SUN E, LIU L, SONG C, YUAN X

Three-dimensional porous graphene filter membrane processing and coating involves carrying out hydrothermal reaction of graphene oxide and carbon nanotubes to produce self-assembled graphene-carbon nanotube composite material.

WANG X, HAN Z, LIU L, XIU C, SONG C, SUN E, QU Y

Processing coating technology of graphene composite material filter membrane involves coating of polydopamine-graphene on different substrates uses dopamine as a reducing agent.

WANG X, HAN Z, SUN E, SONG C, XIE X