国家/地区 欧洲专利局（EPO）（16）
IPC部 B（16） C（11） A（3）
D（3） H（2）
IPC大类 B01（16） C01（4） C02（4）
A41（2） B81（2） C08（2）
C12（2） C23（2） D01（2）
D06（2） H01（2）
IPC小类 B01D（16）
IPC B01D067/00（16）
发明人 AGRAWAL K V（2）
公开年 2021（16）
申请年 2020（8）  2021（7） 
专利权人

Ion-conducting membrane for use in e.g. fuel cell, comprises homogenous blend of polybenzimidazole with polymers selected from polyvinylidene difluoride, polyvinylene fluoride-co-hexafluoropropylene, chitosan and functionalized-chit.

RAMKUMAR M, KINI N S

Membrane for pressure-assisted separation of oil and water used in drainage device and fuel tank, comprises at least partially crosslinked active layer arranged on portion(s) of porous substrate layer, and comprising superhydrophilic agent.

LIU K, FEI F, PUGH T

Ion-selective conduction composite membrane for extraction of organic compounds from water to be treated comprises inner layer disposed between two outer layers.

MOTTET B, LABORIE B, KECHADI M, BRUNO M, BENOIT L, MOHAMMED K

Preparation of polymer-supported graphene membrane used in gas filter, involves providing graphene membrane on sacrificial support, providing solution of polymer in organic solvent, and covering graphene membrane with polymer solution.

AGRAWAL K V, BABU D J, VILLALOBOS L F

Composite membrane used for separating gas from gas mixture, comprises selective layer comprising polymeric matrix comprising amine polymer, graphene oxide nanofiller, and mobile carrier chosen from ionic liquid and amino acid salt, coated on support.

DENG L, JANAKIRAM S, ANSALONI L, DENG Y L, ANSARONI L

Preparing graphene based on mixed inorganic acid solvent by e.g. pre-treating raw material graphite powder, preparing mixed inorganic acid solvent, performing graphene peeling treatment, and extracting graphene product from graphene mixture.

QIAN X, MA C

Electrospun polymer nanofibrous membrane having high filtration efficiency comprises polyvinylidene fluoride, Tecophilic thermoplastic polyurethanes, or blend of polyvinylidene fluoride and Tecophilic thermoplastic polyurethanes.

SOLIMAN S, GUO F

System for angstrom confinement of trapped ions, has water molecules flow into angstrom conduits due to capillary forces to confine positive ions in conduits when electric field is not applied.

MITRA S, KIM N Y, GUNDA N S K, WALIA S, WAGEMANN E I

Preparing gas selective separation filter involves providing graphene membrane on sacrificial support layer, subjecting graphene membrane to transient pressurized ozone gas pulse, purging ozone, and cooling down ozone treated graphene membrane.

AGRAWAL K V, HUANG S, HSU K, AGRAWAL K, HWANG S, HUSH K, XU G

Method for producing gas separation membrane, involves subjecting powder to reduction treatment of graphene oxide by heating, and subjecting powder after reduction treatment to press molding so as to be formed into shape of membrane, drying and powderizing dispersion liquid after being left at rest.

TOSHIO T, YASUSHI S, KATSUYUKI M, KATSUMI K, RADOVAN K, TAKAGI T, SHIMIZU Y, MURATA K, KANEKO K, KUKOBAT R, TAKAGITOSHIO, DOVAN C, MURADA K