国家/地区 中国（46） 世界知识产权组织（7） 欧洲专利局（EPO）（5） 美国（5） 日本（4） 韩国（3） 巴西（2） 加拿大（2）
IPC部 B（50） C（30） D（3）
G（2）
IPC大类 B01（50） C02（27） D01（3）
B60（2） C07（2） G01（2）
IPC小类 B01D（50）
IPC B01D069/02（50）
发明人 JIANG Z（4） LI Y（4） ZHANG Y（4）
LI C（3） LI J（3） LI X（3）
LI Z（3） ZHANG R（3） CHEN G（2）
CHEN K（2） FEI F（2） FU Y（2）
LI L（2） LIU H（2） LIU K（2）
公开年 2021（50）
申请年 2021（50）
专利权人 UNIV TIANJIN（3） G2O WATER TE.（2） HANGZHOU NAN.（2） SHANGHAI INS.（2）
UNIV JIANGNA.（2） UNIV JIANGSU（2） UNIV SHANGHA.（2） UNIV TIANJIN.（2）

Nano-silver composite treatment agent useful for improving anti-pollution ability of membrane bioreactor membrane, comprises nano-silver material prepared form e.g. silver nitrate, L-ascorbic acid and polyvinylpyrrolidone, and hydrophilic polymer prepared form e.g. polysulfone and graphene oxide.

ZHU H, WANG K, XIA W, DONG P, LIU A, SUN X

Preparation of emulsion separation membrane for, e.g. petrochemical application, involves adding trivalent iron source to graphene oxide solution, dripping methanol solution of trimesic acid, aging, dispersing obtained composite in water, and loading on microporous film carrier by vacuum filtration.

HE R, ZHANG R, WANG R, ZHOU Y

Nanocomposite dispersion liquid for high gas barrier nanocomposite film, comprises aqueous polyester, layered nanofiller, dispersing aid and water, where aqueous polyester is prepared by polycondensation of dihydric alcohol, dibasic acid or its diester and sulfonated dibasic acid or its diester.

LI B, HUANG F, WU L

Controlling graphene oxide alkenyl composite film performance as polymer film additive to construct water permeation channel, involves dissolving proper polymer in solvent to prepare uniform solution and preparing nano fibre.

LAI C, BIAN S, HE J, HUANG R, LI S, GUO J, ZHANG Y, SUN Y, SHEN L

Core-shell pollen silicon-loaded metal antibacterial agent modified microfiltration membrane used in e.g. chemical industry, comprises pollen silicon, metal acetate, nano graphene oxide, sodium alginate, chitosan quaternary ammonium salt, tannic acid and trisodium citrate.

WANG T, GUO Y, ZHANG X, WANG Z

Preparation of shaped hollow fiber ultrafiltration membrane used for treating coal chemical wastewater includes mixing organic solvent, polyvinylidene chloride resin, polymer pore forming agent, monolayer graphene oxide solution and additive to obtain casting solution.

WANG Y, RUI Y, LIU W, YANG S

Preparing membrane aerated biofilm rector hollow fiber composite membrane useful in membrane aerated biofilm rector sewage treatment, comprises placing substrate in solvent for pretreatment, mixing coating base material, catalyst, dispersant and reinforcing agent, and curing.

LI L, LI J

Membrane for pressure-assisted separation of oil and water used in drainage device and fuel tank, comprises at least partially crosslinked active layer arranged on portion(s) of porous substrate layer, and comprising superhydrophilic agent.

LIU K, FEI F, PUGH T

Separation membrane for oil and water separation in fuel tanks, comprises porous substrate layer and active layer comprising hydrophilic agent and superhydrophilic agents.

LIU K, FEI F, PUGH T

Superhydrophobic polypropylene microporous membrane, comprises polypropylene microporous base membrane and superhydrophobic layer constructed on surface of polypropylene microporous base membrane, where superhydrophobic layer prepared from hydrophobic nanoparticle blended polymer.

CHE Z, LI X, TIAN X, ZHAO M, GUAN Y