国家/地区 中国（7）
IPC部 B（7）
IPC大类 B01（7） C02（4）
IPC小类 B01D（7）
IPC B01D061/00（7）
发明人 ZHANG Y（7）
公开年 2023（3）
申请年 2020（2）  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

Preparation of film used for preparing composite carbon material nanofiltration film, involves scraping graphene oxide-carbon nanotube mixture on substrate, removing dispersant in mixture, and using UV light to reduce graphene oxide.

PAN D, XIE Z, ZHANG Y, ZHANG H

Graphene oxide composite nanofiltration membrane useful in water treatment, prepared by e.g. depositing middle layer of graphene oxide on surface of the modified graphene oxide in the lower layer and depositing upper layer.

LIU X, ZHANG Y, MA K, ZHU M, LIU P, ZHOU Z, DAI H

Graphene film continuous sewage filtering device comprises sewage inlet and membrane treatment system provided with first film filtering pipeline and second film filtering pipeline set with pipeline control electromagnetic valve component.

ZHANG Y, ZHANG Z, XU B, KONG M, YANG F, ZHU Y, XU X

Graphene oxide film preparation method, involves mixing oxidation graphene solution and polyethylene alcohol solution by porous carrier to perform cleaning and surface treatment, and forming oxidation graphene film on porous carrier surface.

HU D, LI M, LIU J, SUN Y, ZENG G, ZHANG J, ZHANG Y