国家/地区 中国（45）
IPC部 B（45）
IPC大类 B01（45） C02（39） C01（5）
B32（2） C08（2）
IPC小类 B01D（45）
IPC B01D069/12（45）
发明人 WANG Y（6） LI J（3） LI W（3）
LI Z（3） UNANNOUNCED I（3） ZENG Z（3）
ZHANG X（3） CHEN C（2） CHEN Y（2）
CHEN Z（2） HUANG L（2） LI B（2）
LI L（2） LI X（2） LI Y（2）
公开年 2022（35） 2023（10）
申请年 2022（45）
专利权人 XIXI TECHNOL.（3） NINGBO INST .（2） UNIV CHINA S.（2） UNIV DALIAN .（2）
UNIV HEFEI T.（2） UNIV QINGDAO（2） UNIV SHANXI（2） UNIV TONGJI（2）

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

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

Composite film useful for purifying dye wastewater comprises graphene oxide interspersed between interlaced stacked polyacrylonitrile fibers to three-dimensional network support structure.

ZHANG J, LIU L, DING H, WEI D, CHEN D, SUN Q, NIE H

Oxidation graphene reverse osmosis membrane comprises sub-nano carbon tube, oxidation graphene layer, and phospholipid double-molecular layer.

WANG L, WANG D, LI Z

Aminoimidazole ionic liquid membrane useful in absorption and separation of carbon dioxide in gas, comprises ionic liquid (Aemim)(Lys), polymeric ionic liquid P(Aevim)(Lys), porous material, or polymeric ionic liquid P(Aevim)(Lys) porous material.

MA J, MU X, SHE L, WU Z