国家/地区 中国（4） 印度（2）
IPC部 B（6） C（2）
IPC大类 B01（6） C02（2）
IPC小类 B01D（6）
IPC B01D067/00（6）
发明人
公开年 2023（6）
申请年 2021（6）
专利权人

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