国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5） C02（3） C08（2）
IPC小类 B01D（5） C02F（3）
IPC B01D071/44（5）
发明人
公开年 2018（2） 2022（2）
申请年 2022（2） 
专利权人

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

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

Filtering or solid-liquid separation membrane, has graphene compounds provided in matrix layer and dispersed in polymer in matrix layer, where polymer is formed by interfacial polymerization, and compounds increase rejection of matrix layer.

KRISHNA K M, BHATTACHARYYA A, DEVI R M, PHADKE M, KLISHINA K M, BATACHAYA A, DEVIE R M, PHADKE M A