国家/地区 中国（32） 美国（9） 世界知识产权组织（7） 印度（5） 韩国（5） 欧洲专利局（EPO）（4） 新加坡（4） 澳大利亚（3） 日本（3） 加拿大（2） 以色列（2） 台湾（2）
IPC部 B（40）
IPC大类 B01（40）
IPC小类 B01D（40）
IPC B01D061/00（40）
发明人 BEDWORTH P V（4） STETSON J B（4） ZHANG Y（4）
MERCURIO J（3） ROSENWINKEL A（3） ZHANG X（3）
DU X（2） FLEMING S P（2） KE Y（2）
KIM I S（2） LI H（2） LI K（2）
LIU J（2） LIU X（2） QIU X（2）
公开年 2017（7） 2022（7） 2018（5） 2023（5） 2021（4） 2013（3） 2020（3） 2015（2） 2016（2）
申请年 2022（9）  2017（6）  2016（4）  2018（4）  2020（4）  2023（3）  2012（2）  2013（2）  2019（2） 
专利权人 LOCKHEED MAR.（5） LOCKHEED COR.（3） GUANGDONG ES.（2） GWANGJU INST.（2）
SHANGHAI TER.（2） UNIV SHENYAN.（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

Water treatment device based on visible light catalytic forward osmosis separation membrane, has e.g. raw water storage chamber with liquid inlet on side wall of first layer, light-transmitting quartz glass on upper end, and visible light lamp fixed by partition at center above glass.

LU Y, GUO J, SUN C, XIAO M

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

Preparing composite nanofiltration membrane assembled layer-by-layer useful in seawater desalting field, comprises e.g. performing interfacial polymerization reaction on oil-aqueous phase interface region, placing composite nano-filtration membrane on container and assembling polyamide film.

LIU J, SU Y

Carbon-based nanofiltration membrane useful for water treatment, comprises membrane surface-active layer attached to organic ultra-filtration base membrane, and modified graphene oxide sheet loaded with multiwalled carbon nanotubes and alpha-ferric oxide nanoparticle loaded on graphene oxide layer.

XU Z, HE W, LI G, HU H, ZHU H

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

Nano-filtration membrane used for separating, decolouring, removing salt and concentrating, comprises silanized graphene layer located on supporting layer, and support layer.

LI K

Nano-filtration membrane used in nanofiltration membrane component and water treatment device, comprises N-trimethoxy silicon propane ethylenediamine triacetate-type graphene layer, and support layer.

LI B, LI K

Layer-by-layer self-assembly preparation method of graphene oxide nanofiltration membrane comprises adding pure water into flake graphite oxide, ultrasonically treating, adding water into polyelectrolyte additive, mixing graphite oxide dispersion and additive solution, pressurizing and drying.

WANG R, CHEN Z, SHAO W

Preparation of boron nitride/graphene oxide nanofiltration membrane used in separation of aqueous or organic dyes, involves preparing amino functionalized boron nitride nanosheet aqueous dispersion, preparing boron nitride-graphene oxide composite membrane, and pressurizing.

GUO C, ZHANG W, TANG Q, XU M, GUO Q, CHEN C