国家/地区 中国（45） 美国（7） 世界知识产权组织（5） 印度（2）
IPC部 B（56）
IPC大类 B01（56） C02（44） C01（10）
B32（3） C08（3） B60（2）
IPC小类 B01D（56）
IPC B01D069/12（56）
发明人 WANG Y（6） LI J（3） LI W（3）
LI Z（3） UNANNOUNCED I（3） ZENG Z（3）
ZHANG X（3） BRETHERTONLIU K（2） CHEN C（2）
CHEN Y（2） CHEN Z（2） FEI F（2）
HUANG L（2） LI B（2） LI L（2）
公开年 2022（42） 2023（14）
申请年 2022（56）
专利权人 XIXI TECHNOL.（3） G2O WATER TE.（2） NINGBO INST .（2） UNIV CHINA S.（2）
UNIV DALIAN .（2） UNIV HEFEI T.（2） UNIV QINGDAO（2） UNIV SHANXI（2）
UNIV TONGJI（2）

Separation membrane useful as e.g. ultrapure water membrane, food and/or beverage processing membrane, comprises porous substrate layer and active layer comprising hydrophilic and superhydrophilic agents.

BRETHERTONLIU K, PUGH T, FEI F

Separation membrane e.g. ultrapure water membrane, food and/or beverage processing membrane, municipal water membrane, comprises porous substrate layer and active layer comprising superhydrophilic agent arranged over at least portion of substrate layer.

BRETHERTONLIU K, PUGH T, FEI F

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

Water separation membrane used for water purification for military operation missions and for humanitarian relief to disaster-ridden, comprises support substrate and graphene oxide membrane, graphene oxide membrane including graphene oxide nanosheet bonded to adjacent graphene oxide nanosheet.

HU M, MI B

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

Graphene reverse osmosis composite membrane, prepared by pouring graphite oxide and silver nitrate aqueous solution into stirring device and mixing and stirring to obtain pre-coating, centrifugal washing the obtained paint.

CHEN Z, DING F, DAI H, WANG Y

Composite pervaporation desalting film comprises separating layer with separating function and organic porous base film layer for supporting.

YU Z, ZENG Z, TANG X

Preparing electrochemical self-cleaning conductive composite film used in electrically driven cross-flow pressure pool device for treating waste water containing organic macromolecule, involves dispersing graphene quantum dots and carbon nanomaterials in solvent.

WANG Y, WANG Z, GAO M, SI Y, LI W

Preparing graphene-assisted metal organic framework membrane material useful for extracting helium from natural gas, comprises e.g. reacting modified graphene substrate using zinc nitrate aqueous solution, 2-methylimidazole aqueous solution and benzodimethylimidazole aqueous solution.

DING B