国家/地区 中国（3）
IPC部 B（3） C（2）
IPC大类 B01（3） C02（2）
IPC小类 B01D（3）
IPC B01D061/00（3）
发明人 ZHANG Y（3）
公开年 2023（3）
申请年 2023（2） 
专利权人 GUANGDONG ES.（2）

Composite nanofiltration membrane useful in treatment of high-salt wastewater containing dyes, comprises graphene oxide/phenolic resin nanofiltration membrane on surface of base film.

ZHANG X, ZHANG Y, QIU X, DU X, TAN H, WANG J, KE Y

Preparing graphene oxide composite forward osmosis membrane, comprises e.g. preparing mixed solution, vacuum-filtering mixed solution to form membrane, and drying membrane to obtain graphene oxide composite forward osmosis membrane.

ZHU J, WEN F, LI S, HE L, LIU B, GUO H, XIONG L, WANG L, ZHANG S, ZHANG Y, YIN Z, XU Y

Graphene oxide composite nano-filtration membrane used in treating dye-containing high-salt wastewater, or decolorization treatment of the dye-containing high-salt wastewater, comprises base film surface embedded with high molecular nano material of graphene oxide nanofiltration film.

ZHANG X, ZHANG Y, QIU X, DU X, TAN H, WANG J, KE Y