国家/地区 中国（5） 韩国（3） 印度（2）
IPC部 B（10） C（2）
IPC大类 B01（10）
IPC小类 B01D（10）
IPC B01D069/12（10）
发明人
公开年 2023（10）
申请年 2021（10）
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

Energy generator, has hydrophilic fibrous membrane coated with carbon layer, and two-dimensional hygroscopic nanoclay asymmetrically coated in partial region, and hydrophobic fibrous membrane supports water to delay water evaporation time.

DOO K, JO Y J, SUNG L H, SOO K M

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

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

Non-powered passive drinking water purifying device supplying safe water to small communities comprises storage tank in which water to be purified is stored, and manual actuator for pumping water contained in storage tank using hand or foot.

KIM E W, KIM M K

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

Adding graphene derivatives in active layer and substrate layer in filtration membrane, involves adding predetermined quantity of graphene derivatives to predetermined quantity of organic solvent, and mixing graphene derivatives with organic solvent in predetermined ratio to form graphene dispersion.

KAUSHIK A

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