国家/地区 中国（10）
IPC部 B（10）
IPC大类 B01（10） C02（9）
IPC小类 B01D（10）
IPC B01D067/00（10）
发明人 ZHANG Y（10）
公开年 2022（4） 2018（2） 2023（2）
申请年 2022（3）  2021（2）  2023（2） 
专利权人 HUNAN YUTUO .（3） 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

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

Improving separability of reverse osmosis membrane, comprises using polyamide membrane modified by graphene oxide to separate oxidized substances in water to enhance water flux, chlorine resistance, and anti-pollution performance of polyamide membrane.

SHEN W, HE H, XU Z, YANG L, ZHANG Y

Preparation method for improving chlorine resistance of reverse osmosis membrane comprises using graphene oxide perform material modification of polyamide membrane, reducing pore size, porosity, hydrophilicity, and surface roughness of polyamide membrane modified by graphene oxide.

WANG C, XU Z, LIU W, YANG L, ZHANG Y

Graphene oxide filled mixed substrate reverse osmosis membrane used in water purification and separation process of film, chlorine resistance and pollution resistance, comprises graphene oxide embedded in polyamide layer.

LUO Y, LIU W, SHEN W, XU H, ZHANG Y

Porous separation membrane with adsorption performance used in e.g. water pollution monitoring, comprises polymer layer and optional support layer, where surface and interior of polymer layer are three-dimensional fiber structures and adsorbent is dispersed in polymer layer.

YU H, ZHANG Y, PAN G, ZHU X, LIU Y

Preparation of hydrophilic conductive polymer ultrafiltration membrane involves selecting 316L stainless steel wire net, soaking in sodium hydroxide solution, taking out stainless steel net after soaking, and washing with ultrapure water.

ZHANG Y, LIANG N, ZHENG Y, LI X, CAO X, ZHENG X

Preparing blended modified polyvinylidene fluoride film useful for vacuum membrane distillation and recovery in high salinity organic wastewater comprises e.g. adding titanium dioxide, graphene, polar solvent, and mixing.

YAO H, SUN Y, LIU H, HU A, ZHANG Y, ZHU J

Filter membrane used for sewage treatment or seawater desalination for filtration performance device and water flux device, comprises lamellar membrane graphene oxide/ethylene glycol composite filter membrane.

HUANG L, WANG Y, ZHANG Y, TANG J, LI H

Preparation of cation-exchange membrane by dissolving polyaniline in organic or ionic solvent, dispersing graphene and adhesive to obtain modified solution; and immersing sulfonated polyether ether ketone film in modified fluid, and heating.

ZHANG J, ZHANG Y