国家/地区 中国（13） 台湾（3） 美国（3） 世界知识产权组织（3） 欧洲专利局（EPO）（2）
IPC部 B（13）
IPC大类 B01（13）
IPC小类 B01D（13）
IPC B01D071/26（13）
发明人 LI B（3） ZHANG J（2）
公开年 2022（4） 2017（3） 2018（3） 2020（2）
申请年 2017（3）  2022（3）  2018（2）  2020（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

Preparing reduced graphene oxide layered film comprises e. g. mixing sodium polystyrene sulfonate and multiwall carbon nano-tube in distilled water according to predetermined proportion, stirring and ultrasonically dispersing uniformly to obtain liquid, and centrifuging uniform dispersion liquid.

YE H, ZHOU W, ZANG S, WU Y, YUAN Z

Mop cleaning bucket for rinsing and de-drying clean water by circulating and filtering sewage, has water column for drawing water from water purification area to clean mop cloth to form sewage that flows to water outlet through inclined surface.

WU C

Preparing modified separation membrane of oxidation graphene based on electrostatic spray in film distillation industry development, involves mixing oxidized graphene, plant polyphenol, dispersant, ultrasonically dispersing, spraying, and cross-linking hydrophobic base film.

HAN M, MENG F, YU Z, ZHAO S

New super-wetting surface as polypropylene surface with micro-nano structure grafted with hydrophilic side groups.

QIAO J, WANG S, ZHANG X, QI G, SONG Z, CAI C, WANG X, LAI J, LI B, JIANG H, RU Y, ZHANG J, GAO J, ZHANG H, HAN P, JIANG C, GUO Z, GUICUN Q, ZHIHAI S, BINGHAI L, JIANMING G, ZHAOYAN G, SOONGHEO W, LIU Y, JIANG X

Preparation of graphene composite polypropylene filter membrane by mixing graphene powder with polypropylene white slices, extrusion granulating, adding additive and polypropylene white chip, melt extruding, laminating, and hot pressing.

SHA Y, SHA X

Use of mesoporous silica nanosheet composite film in wastewater treatment, where composite film is prepared by dispersing graphene oxide, organosilicon compound and surfactant in solvent, mixing with composite component, and dispersing.

YANG S, MENG S, LI B

Graphene oxide composite water treatment membrane for e.g., water purification devices, comprises polymer porous material pretreatment layer, graphene oxide active purification layer, and polymer porous material support layer.

LIU H, PENG Y, QING Z

Preparation of graphene oxide film used for, e.g. sewage treatment by spraying and atomizing graphene oxide dispersion to obtain nano- or micro-aerogel, and stacking on surface of base film under high voltage electric field condition.

HUANG Q

Preparing graphene high pressure filter tube involves preparing graphene quantum mixture by mixing graphene, nano-zinc oxide, and quantum energy powder, high-speed stirring, and adding graphene quantum mixture, and cross-linking agent.

LU X