国家/地区 中国（14）
IPC部 B（14）
IPC大类 B01（14） C02（3） C08（2）
IPC小类 B01D（14） C02F（3）
IPC B01D071/44（14）
发明人 GAO X（2） SHAO W（2） WANG R（2）
ZHAO F（2）
公开年 2017（3） 2018（3） 2021（3） 2022（3）
申请年 2022（3）  2016（2）  2017（2）  2018（2）  2020（2）  2021（2） 
专利权人 QINGDAO HANX.（2） UNIV XIAMEN（2） UNIV XIAN JI.（2）

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

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

Layer-by-layer self-assembly preparation method of sulfonated graphene nano-filtration membrane, involves transferring polyethylene imine (PEI) and sulfonic acid solution to film and placing in oven to blow and dry to obtain sulfonation graphene nanophiltration membrane.

LUO S, PENG Y, CHEN Y, WANG R, SHAO W

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

Preparing graphene polysulfone ultrafiltration membrane comprises e.g. preparing graphene powder, dissolving graphene powder in organic solvent, adding polysulfone, polyvinylidene fluoride, removing redundant solvent and stretching.

REN G, MA L, LIU S

Graphene oxide based two-dimensional pH intelligent response film, prepared by adding 4-vinyl pyridine in dispersion liquid of graphene oxide nano sheet, performing free radical polymerization, and depositing film liquid on substrate.

RAN J, LI J, CHEN J, LONG Q, YANG P, WU Y

Graphene modified antibacterial permeable membrane for fresh air system, comprises graphene-modified antibacterial membrane and antibacterial textile layer.

ZHANG C

Nanofiber membrane material for filtering metallic ions e.g. ferric ion from wastewater, is prepared by performing spray spinning using graphene oxide, p-phenolic fluoroboron dipyrrole, polyvinylpyrrolidone (PVP) and polyvinyl alcohol (PVA).

LAN Q

Membrane used for disinfecting microbes, comprises support and composite coating containing optionally substituted graphene oxide compound crosslinked with crosslinker e.g. benzoic acid derivative, and has preset antibacterial effectiveness.

HSIEH W, KITAHARA I, SIDDIQUI O, ERICSON J, KOBUKE M, WANG P, YAMASHIRO Y, ZHENG S, ERICKSON J, OOU M