国家/地区 中国（11） 日本（3） 美国（3） 世界知识产权组织（3） 韩国（2） 台湾（2）
IPC部 B（13）
IPC大类 B01（13）
IPC小类 B01D（13）
IPC B01D071/50（13）
发明人 GUO J（2） ZHANG S（2） ZHANG Z（2）
公开年 2017（4） 2019（2） 2022（2） 2023（2）
申请年 2016（3）  2021（3）  2022（2） 
专利权人

Preparing light-driven self-cleaning composite filter membrane useful for removing pollutant in water, comprises adjusting pH of alcohol solution of titanium dioxide nanosheets to alkali, adding silane to hydrolyze, adding graphene oxide and applying on substrate.

ZHANG X, CHEN P, ZHANG Z, FU H, HE D

Graphene separation film used in total organic carbon analyzer for testing and monitoring of purity of drinking water and process water, comprises support layer and separation layer, which is double-layer graphene film with nanopores.

ZHANG S, SUN J, YAO A, HOU D, ZHANG D, WANG L

Porous polymeric membrane useful for removing impurities from liquid compositions e.g. alcohols and ammonium hydroxide comprises a polymer having mixed in it a carbonaceous material.

MIR A A, JABER J A, PATEL R B, BOUDREAU A, KALYANI V

Separation membrane has support having water permeability, matrix layer supported by support and having holes, and graphene layer including graphene material supported by matrix layer and including graphene and/or graphene oxide, and having another holes overlapping holes.

HIROTAKA S, YASUHIKO T, MOTOYUKI H, MASASHI M, SAKUMA H, TADA Y, HIROOKA M, MARUYAMA M

Composite nano-fiber filter screen, comprises a base layer compounded together, an intermediate layer and a surface layer, where the base layer is a polyethylene terephthalate (PET) base material, the middle layer is a graphene conductive layer, and the surface layer is a electret nano-fiber layer.

ZHENG J, YU H, GAO T

Zwitterions functionalized graphene oxide-based separation membrane, comprises separation layer and support layer, where polymer ultrafiltration membrane is utilized as support layer.

JIN W, ZHAO J, LIANG F

Preparing nano-atom-level seawater desalination film used in field of seawater desalination, involves providing substrate and growing a nano-atom-level graphene film on surface of substrate by chemical vapor deposition method.

SONG W, ZHU L, ZENG Z, WANG G, SONG M

Preparing smart response graphene-based separation membrane useful in separation of mixed molecules comprises ultrasonically dispersing graphene in organic solvent, adding monomer/initiator, freeze-drying and vacuum filtration.

ZHAO Y, WANG N, LIU J

Water isolation composite film for film dehumidifying apparatus used for removing water from air comprises porous support material which has pore produced by polymer and repeating unit, and selection layer which has graphene oxide layer.

LAI Y L, CHANG C C, YAN S Y, HSU J N, KUO C N, YEN S I, LAI Y, ZHANG Z, YAN S, XU R, GUO J

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