国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5） C02（5）
IPC小类 B01D（5）
IPC B01D067/00（5）
发明人 ZHANG Y（5）
公开年 2022（3）
申请年 2022（3） 
专利权人 HUNAN YUTUO .（3）

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

Chlorine-resistant composite reverse penetrant membrane useful in water treatment comprises support layer, polyamide separation layer and protective layer which are stacked and support layer and protective layer contain graphene oxide.

ZHANG Y, LIU Y, PAN G

Multifunctional graphene/high molecular complex permeable membrane useful in e.g. total heat exchanger, humidity regulator and sewage treatment, comprises wettable polymer, graphene or graphene complex material and microporous substrate.

GUO J, HAN S, ZHANG Y