国家/地区 中国（11） 巴西（3） 美国（3） 世界知识产权组织（3） 加拿大（2） 欧洲专利局（EPO）（2） 日本（2）
IPC部 B（13） C（5）
IPC大类 B01（13） C02（3）
IPC小类 B01D（13）
IPC B01D067/00（13）
发明人
公开年 2021（13）
申请年 2021（10）  2020（2） 
专利权人

Preparation method of hydroxylamine functional graphene film used in gas-water separation, involves adding water, adjusting pH, heating and refluxing, and filtering film to load graphene on substrate, and washing with water.

ZHANG F, ZHANG C

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

Ion-selective conduction composite membrane for extraction of organic compounds from water to be treated comprises inner layer disposed between two outer layers.

MOTTET B, LABORIE B, KECHADI M, BRUNO M, BENOIT L, MOHAMMED K

Carbon dioxide separation membrane for carbon capture, includes support layer, nanoparticle composite layer and polymer layer sequentially arranged, where nanoparticle composite layer is prepared from nanoparticles and polymer, and nanoparticles include surface-modified nanoparticles.

TAN Y

Composite membrane used for separating gas from gas mixture, comprises selective layer comprising polymeric matrix comprising amine polymer, graphene oxide nanofiller, and mobile carrier chosen from ionic liquid and amino acid salt, coated on support.

DENG L, JANAKIRAM S, ANSALONI L, DENG Y L, ANSARONI L

Seawater desalination nanofiltration membrane comprises polyvinylidene fluoride, graphene chitosan composite nanoparticles, piperazine, and trimesoyl chloride.

WU S, LONG J, LI P, REN W

Two-dimensional metal-organic framework film for removing impurity gas in purification of mixed gas, comprises metal-benzimidazole composite of divalent metal e.g. cobalt or nickel ion as metal center, and benzimidazole as organic ligand.

FENG X, WANG X, YAO W, LUO J, YANG G, YAO Y, CHEN K, SONG J

Polyamide composite film comprises supporting layer, modified layer, and polyamide layer comprising polyamine, poly-acyl chloride and hollow poly-dopamine micro-sphere, where modified layer grown on supporting layer.

PENG B, PENG J, HE Y

Mixture comprises solution of alkylsulfonic acid and 1-(4-acetylphenyl)ethan-1-one derivative and acetophenone, additional elements selected from carbon nanotubes, metal nanowires, dendritic metal micro/nano-particles.

ZHOU H, ZHANG Q, WANG C, GUO Z, FANG L

Preparing ZIF/graphene oxide composite membrane by transforming ZIF precursor used for gas separation, involves dispersing ZIF precursor and graphene oxide in solvent, perfoming ultrasonic to obtain ZIF precursor/GO mixed solution.

WANG Z, WU X, YIN Z, YANG Y, ZHANG H, LI W