国家/地区 中国（43） 世界知识产权组织（9） 韩国（8） 美国（6） 加拿大（2） 欧洲专利局（EPO）（2） 印度（2）
IPC部 B（60） C（27）
IPC大类 B01（60） C02（20） C08（4）
C01（3）
IPC小类 B01D（60）
IPC B01D067/00（60）
发明人 ZHANG S（5） XU L（4） ZHANG X（4）
CHEN X（3） LI J（3） LI Y（3）
LI Z（3） SUN F（3） SUN Y（3）
WANG Y（3） ZHANG Q（3） ZHAO K（3）
ZHONG C（3） ZHU Y（3） CHA M（2）
公开年 2022（60）
申请年 2021（60）
专利权人 UNIV TIANJIN.（5） TAIZHOU JIUR.（3） UNIV YONSEI .（3） CHINA STATE .（2）
JIANGSU JUZH.（2） UNIV EWHA IN.（2） UNIV LANZHOU（2） UNIV SINGAPO.（2）
UNIV ZHENGZH.（2）

Pervaporation film in azeotrope and near-boiler separation, trace water removal, brine desalination and other fields, comprises polymer matrix, and graphene oxide nanosheets dispersed in polymer matrix, where graphene oxide nanosheets comprising hydrophilic functional groups.

DU F, WANG J, YAN W, DU C, YANG H, DU R

Membrane used in device for separating solute from solution and/or purifying water, comprises patterned binder and graphene oxide film, and filter paper supporting graphene oxide film.

YADAV V, SAKORIKAR T, GANAPATHI K L, RAMAPRABHU S, JAISWAL M

Thin film nanocomposite separator comprises a hollow fiber membrane support and a coating layer formed by interfacial polymerization on the support, where the support is hydrophilic support and coating layer comprises porous graphene oxide.

KIM T H, CHOI W

Method for preparing nanomaterial film loaded with microorganisms used in sewage deodorizing device used for deodorization of sewage, comprises e.g. mixing graphene and polyacrylonitrile, electrospinning, weaving, subjecting graphene-polyacrylonitrile-plant fiber film to hydrothermal carbonization.

CAI H, ZHU R, XIANG Y, YAO F, LI C, CAI C

Preparing ultra-hydrophilic-underwater ultra-oleophobic graphene hydrogel/stainless steel mesh composite oil-water separation membrane, comprises immersing stainless steel mesh in detergent water, absolute ethanol and deionized water, placing in oven for in-situ polymerization and freeze-drying.

DAI Z, NI H, LI R, TIAN N

Preparing graphene oxide/silica composite filter membrane with ultra-high water flux with selective permeability, comprises e.g. mixing water and absolute ethanol, adding graphene oxide and buffer, adjusting pH, performing ultrasonic treatment, and hydrolyzing.

WANG C, CHEN P, TANG J, FU H, QIAN W

Modifying surface of filter membrane, involves providing filter membrane main body, filter membrane main body has porous structure and comprises first polymer, providing mixed solution, mixed solution comprises functional material, dissolving and dispersing functional material.

WAN Z, JIANG Y

Gas separation membrane comprises two-dimensional nanomaterials; metal-organic framework growing on surface of two-dimensional nanomaterial and including imidazole group; and polymer comprising first repeating unit.

KIM J, PARK J T, LEE C S, SONG E

Producing graphene-based separator by heat-treating graphene oxide to form nanoporous graphene comprising multiple pores, oxidizing with oxidizing agent to functionalize oxygen functional groups, and stacking functionalized graphene.

KIM D W, KANG J H, KIM I, CHOI D C, RYU S Y

Polypropylene membrane used in device for filtration, osmosis, concentration and/or dialysis, is coated with organomethoxysilane alone or in combination with oxide particles.

PRUNERI V, PEREZ CORONADO A M, ROMBAUT SEGARRA J, CORZO GARCIA B