国家/地区 中国（28）
IPC部 B（28）
IPC大类 B01（28） C02（11）
IPC小类 B01D（28）
IPC B01D071/36（28）
发明人 WANG C（3） ZHAO Y（3） DI Z（2）
GAO T（2） HUANG Y（2） JIN N（2）
LI J（2） LI L（2） SHU J（2）
WANG Q（2） WANG T（2） XIANG N（2）
XIE W（2） YANG H（2） ZHANG X（2）
公开年 2021（6） 2022（6） 2018（5） 2020（4） 2023（3） 2016（2）
申请年 2022（8）  2020（6）  2018（4）  2021（4）  2015（2）  2016（2） 
专利权人 PALL HEBEI E.（2） UNIV DALIAN .（2） UNIV TIANJIN（2） UNIV YANTAI（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 graphene hybrid polytetrafluoroethylene (PTFE) composite film, involves mixing graphene in high-speed ball surfactant, adding PTFE dispersion resin, extrusion aid and coupling agent, mixing, aging, pre-molding, extruding and rolling, performing bidirectional stretching process, sintering.

WANG C, NIE S, YANG D, ZHOU G, PAN J

Preparing mixed film by uniformly controlling two-dimensional material-organic silicon used in dehydration and separation of pervaporation acidic solution, involves dissolving organic alkoxy silane in solvent, adding catalyst and water, hydrolyzing and polymerizing to obtain organic silica sol.

MIAO M, ZHANG Q, MAO Z, ZHANG Z, LIU R, REN J, ZHONG J, WU Z, REN X

Polytetrafluoroethylene nanofiber composite membrane prepared by preparing spinning carrier solution, adding polytetrafluoroethylene dispersion emulsionand electrospinning-hot pressing sintering to obtain nanofiber porous base membrane.

XIE W, SHU J, WANG Q, JIN N, YANG H, DI Z, ZHAO Y, HUANG Y

Preparing perfluoropolymer-based composite nanofiltration membrane comprises respectively spinning first spinning solution made of water-soluble polymer and perfluoropolymer dispersion emulsion, and second spinning solution made of co-spinning polymer to obtain flat film and sintering.

SHU J, XIE W, WANG Q, JIN N, DI Z, YANG H, ZHAO Y, HUANG Y

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

Anti-pollution hollow fiber film, has first hollow fiber film connected with outer end of second hollow fiber film, where surface of second hollow fiber film is formed with transverse groove and longitudinal groove.

CHEN K, LIAO N, ZHAO Y, SHI L, CHEN J

Preparing high-throughput graphene oxide composite film used for membrane distillation, comprises e. g. taking mixed solution of cross-linking agent and graphene oxide, stirring and coating mixed solution of graphene oxide and cross-linked agent on polymer hydrophobic micro-porous base film.

ZHAO H, CHENG F, SUN H, SUN N, LI J

Preparing supported polytetrafluoroethylene hollow fiber membrane with catalytic function comprises e.g. adding zinc oxide precursor zinc salt into polytetrafluoroethylene dispersion resin, adding lubricant and porogen, mixing, sintering, and mixing carbon nanomaterials with soluble zinc salt.

ZHAO X, HU J, ZENG X, LI J, AN K

Preparing multilayer polytetrafluoroethylene hollow fiber film comprises preparing polytetrafluoroethylene material, pressing into blank, extruding, stretching and sintering the hollow pipe, dipping the film in coating dipping liquid, and sintering at low temperature.

CHEN W