国家/地区 中国（112） 世界知识产权组织（16） 美国（14） 欧洲专利局（EPO）（8） 日本（7） 韩国（7） 印度（5） 台湾（5） 巴西（3） 加拿大（3） 波兰（2）
IPC部 B（135）
IPC大类 B01（135）
IPC小类 B01D（135）
IPC B01D071/68（135）
发明人 WANG Z（7） ZHANG H（6） ZHANG X（6）
ZHU H（6） LI J（5） LI Y（5）
WANG C（5） WANG J（5） WANG T（5）
WANG X（5） XU Y（5） YU H（5）
CHEN L（4） GAO C（4） LI D（4）
公开年 2022（23） 2021（22） 2018（15） 2017（14） 2020（14） 2015（9） 2016（9） 2019（8） 2023（8） 2014（7） 2012（4） 2013（2）
申请年 2021（22）  2019（21）  2022（17）  2018（15）  2016（14）  2020（11）  2015（9）  2017（9）  2012（6）  2013（5）  2014（5） 
专利权人 UNIV ZHEJIAN.（9） UNIV DALIAN .（5） UNIV FUZHOU（3） UNIV HOHAI（3）
UNIV TSINGHU.（3） UNIV XIAN AR.（3） ANHUI SOURCE.（2） NINGBO INST .（2）
QICHENG JIAN.（2） RES CENT ECO.（2） UNIV CHANGZH.（2） UNIV GUANGDO.（2）
UNIV LANZHOU.（2） UNIV MARYLAN.（2） UNIV TIANJIN（2） UNIV TIANJIN.（2）
UNIV TONGJI（2） UNIV ZHENGZH.（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

Preparing surface modified positive osmosis membrane of graphene oxide/aminated attapulgite intercalation compound useful in water treatment by loading graphene oxide/aminated attapulgite intercalated composite onto surface of polyamide active layer of polyamide compound FO membrane.

WANG X, HUANG L, WANG J, ZHOU Q, ZHAO P

Carbon-based nanofiltration membrane useful for water treatment, comprises membrane surface-active layer attached to organic ultra-filtration base membrane, and modified graphene oxide sheet loaded with multiwalled carbon nanotubes and alpha-ferric oxide nanoparticle loaded on graphene oxide layer.

XU Z, HE W, LI G, HU H, ZHU H

Composite pervaporation desalting film comprises separating layer with separating function and organic porous base film layer for supporting.

YU Z, ZENG Z, TANG X

In-situ particulate coating on hollow fiber membranes involves pumping homogeneous polymeric dope solution comprising polymeric material, a pore forming additive and solvent, pumping, uniform suspension of a bore solution, allowing fibers to be pulled through from a coagulation bath, and rinsing.

KUMARI P, BELLARE J

Synthesizing PSF (polysulfone) embedded graphene oxide-iron/manganese hybrid beads for removal of toxic metals from aqueous solution, involves synthesizing graphene oxide sheets by using definite amount of graphene oxide dissolved in ultrapure water and sonicating in specific characterizing speed.

BHATTACHARYA J, DAS B K, SINGH H, RAJ S

Preparing tubular membrane used in water treatment, involves mixing polymer material with additives and solvents, defoaming to obtain filter separation layer casting solution, spinning filter separation film liquid on core rod by electrostatic spinning, melting thermoplastic resin, thermally shaping.

ZHANG H, XU X, ZHAN Y

Preparing dual-drive type super-hydrophilic photothermal film comprises performing primary heat pressing super-hydrophilic photo-thermal conversion nanofiber film to improve integrity, folding, and performing secondary heat-pressing and shaping.

HONG Y, SUN W, ZHANG G, CAO J, ZHU T, LIU D

Separation membrane used for separating substances from mixed liquids and gases for dehydration, has porous support, and separation layer formed on porous support and containing nanomaterial and organosilica having silsesquioxane structure.

TSURU T, KANESASHI M, NAGASAWA H