国家/地区 中国（79） 世界知识产权组织（14） 美国（12） 欧洲专利局（EPO）（7） 日本（6） 韩国（6） 加拿大（4） 印度（3） 巴西（2） 台湾（2）
IPC部 B（93）
IPC大类 B01（93） C02（41） D01（4）
C07（3） B60（2） C01（2）
C08（2） G01（2）
IPC小类 B01D（93）
IPC B01D069/02（93）
发明人 LI J（6） LI Y（6） ZHANG S（5）
ZHANG Y（5） JIANG Z（4） XU L（4）
CHEN G（3） LI C（3） LI S（3）
LI X（3） LI Z（3） LIU S（3）
LIU X（3） SUN X（3） WANG L（3）
公开年 2021（50） 2022（37） 2023（6）
申请年 2021（93）
专利权人 UNIV TIANJIN.（7） SHANGHAI INS.（3） UNIV TIANJIN（3） BEIJING INST.（2）
CHINA STATE .（2） G2O WATER TE.（2） HANGZHOU NAN.（2） UNIV JIANGNA.（2）
UNIV JIANGSU（2） UNIV SHANGHA.（2） UNIV SINGAPO.（2） UNIV ZHEJIAN.（2）
UNIV ZHEJIAN.（2） UNIV ZHENGZH.（2）

Preparing manganese oxide incited graphene quantum dots membrane involves dissolving graphene quantum dots in N-methyl-2-pyrrolidone with stirring for preparing thin film composite, and forming thin film composite forward osmosis membranes by spreading obtained suspension on fine glass plate.

JAIN H, GARG M C

Preparing graphene oxide/aramid fiber/graphene oxide composite film, comprises adding Kevlar wire and potassium hydroxide solid into dimethyl sulfoxide solvent, ultrasonically dispersing, filtering graphene oxide dispersion, adding deionized water for ultrasonic treatment, and drying.

ZENG J, XIE L, ZHOU S, KONG B

Preparing high-throughput anti-pollution polyvinylidene fluoride hybrid ultrafiltration membrane used in wastewater, involves adding polyvinylidene fluoride, first catalyst and potassium hydroxide ethanol solution in reaction vessel, stirring uniformly to form mixed solution, stirring, reacting.

CHANG N, YAN B, WANG H

Modifying ZIF-8/GO nanosheet by modification reagent in ion selective transmission, involves calcining ZIF-8/GO nanosheet in air atmosphere or inert atmosphere and dispersing calcined ZIF-8/GO nanosheets in first solvent, and adding modified reagents to prepare through chemical modification reaction.

LV D, YAO X

Hollow fiber solvent-resistant nano-filtration membrane useful e.g. for separation and purification of organic solvent system, comprises base film and separation skin layer, where base film material is polyimide of generating crosslinking reaction with polyamine compound.

LIU S, LV X, JIANG Y, LI S, SU J, SU B

Hollow fiber ultrafiltration membrane for removal of heavy metals including arsenic, comprises polyphenylsulfone as base polymer, polyvinylpyrrolidone as pore-forming agent, and polyvinylpyrrolidone as hydrophilic polymer.

TODETI S R, NAYAK C M, KUMAR M, ISLOOR A M

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

Separation membrane has support having water permeability, matrix layer supported by support and having holes, and graphene layer including graphene material supported by matrix layer and including graphene and/or graphene oxide, and having another holes overlapping holes.

HIROTAKA S, YASUHIKO T, MOTOYUKI H, MASASHI M, SAKUMA H, TADA Y, HIROOKA M, MARUYAMA M

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