国家/地区 中国（28） 世界知识产权组织（6） 欧洲专利局（EPO）（4） 韩国（4） 美国（3） 加拿大（2） 日本（2）
IPC部 B（33）
IPC大类 B01（33） C02（7） C07（4）
D01（2） D04（2）
IPC小类 B01D（33）
IPC B01D071/34（33）
发明人 LAN Y（4） PENG P（4） HUANG Y（2）
LI W（2） LIU B（2） SUN J（2）
SUN L（2） WANG C（2） WANG J（2）
XUN H（2） YANG Y（2） YU D（2）
ZHU Z（2）
公开年 2021（21） 2022（7） 2023（5）
申请年 2021（33）
专利权人 UNIV SANMING（4） HUADIAN WATE.（2） UNIV TIANJIN.（2）

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

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

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

Membrane bioreactor wastewater processing system comprises anoxic tank for removing nitrogen in wastewater, and coagulation tank injecting coagulant into supernatant water introduced from second space portion of anaerobic tank.

JEONG S, JOSUNGKUN, LEE C, LEE J, CHOI J W

Composite used for separating component, comprises macroporous scaffold comprising pores and polymer matrix positioned within pores, comprising functional polymer particles and structural polymer.

KORNFIELD J A, FABER K T, DIALLO M, BATEMAN O, ARAI N

Mop cleaning bucket for rinsing and de-drying clean water by circulating and filtering sewage, has water column for drawing water from water purification area to clean mop cloth to form sewage that flows to water outlet through inclined surface.

WU C

Manufacturing hollow fiber film used as polysulfone film, involves preparing film main unit, solvent, pore-forming agent, heating, stirring to form material liquid, and processing material liquid through conveying pump to spinning plate.

PENG Z, FANG L, CHANG Z, LIANG E

Preparing low load rate graphene aerogel/polydimethylsiloxane pervaporation dealcoholizing film involves adding aqueous ammonia to adjust pH value and adding hydrazine hydrate with graphene oxide in graphene oxide solution.

WANG K, SUN Y, BAO N, DUAN M, LI H