国家/地区 中国（7） 印度（3） 韩国（2） 世界知识产权组织（2）
IPC部 B（14） C（8）
IPC大类 B01（14） C02（5） B82（2）
IPC小类 B01D（14）
IPC B01D067/00（14）
发明人
公开年 2023（14）
申请年 2021（14）
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 reverse osmosis membrane useful for desalination of boron sea water, comprises e.g. contacting base film with polyamine monomer solution, obtaining polyamide layer, heating, immersing in diethanolamine solution, immersing reverse in carboxy activator solution, coating and post-treating.

LIANG S, HU L, XIAO J, LIU G, YANG X

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

Graphene separation film used in total organic carbon analyzer for testing and monitoring of purity of drinking water and process water, comprises support layer and separation layer, which is double-layer graphene film with nanopores.

ZHANG S, SUN J, YAO A, HOU D, ZHANG D, WANG L

Lead ion selective adsorption polyacrylonitrile ultrafiltration membrane useful in field of lead ion wastewater treatment, comprises support layer and polyacrylonitrile separation layer (including nanoparticles surface-modified by phosphoramidate compound).

YU H, ZHANG Y, PAN G, LIU Y, ZHAO M

Manufacture of polyvinylidene fluoride composite separator for lithium secondary polymer battery, involves mixing carbon structure and titanium oxide with solvent to obtain solution, and casting solution to preset thickness to obtain membrane forming composite separator.

OH S B, OH J W, O S B, OHJUNWON

Polymer cross-linked structure separator for conductive carbon separation membrane, has polymer cross-linked bonds that are formed between layers of conductive carbon separator having laminated structure.

CHO E S, LETHARGY

Vapor permeation device comprises graphene oxide membrane, which is configured to separate permeation stream comprising water from feed vapor stream comprising water and organic solvent.

LI K, LEE B

Making nanomembrane used e.g. to purify water from salts by e.g. carrying out synthesis of nanomaterials in form of e.g. graphite and activated carbon, and carrying out sonication of nanomaterials in isopropanol, ethanol or distilled water.

KRUSZKA 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