国家/地区 世界知识产权组织（10）
IPC部 B（10）
IPC大类 B01（10） C01（4） C02（2）
IPC小类 B01D（10）
IPC B01D069/10（10）
发明人
公开年 2021（10）
申请年 2021（6）  2020（3） 
专利权人

Graphene oxide modified poly-dopamine composite nano-filtration membrane used in e.g. biological engineering, comprises polyether sulfone supporting body and organic functional layer using aqueous phase monomer and acid receiving agent.

CHEN Y, HONG Y, FANG F, LAN W

Membrane used for separating gas e.g. carbon dioxide, hydrogen sulfide and hydrogen chloride, comprises support layer, and selective polymer layer arranged on support layer and comprising selective polymer matrix containing hydrophilic polymer and aminosilane cross-linking agent.

HO W S W, HAN Y

Graphene oxide-based membrane for use in regenerative dialysis system, comprises substrate, and multiple layers of single-layered graphene oxide formed on surface of substrate, where each layer is functionalized by diamine functional group.

YANG H Y, LEONG Z Y, ROY D M, KODURI S

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 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

Gas separation membrane element used in gas manufacture, comprises central tube for accumulating permeated gas, and gas separation membrane spirally surrounded by tube and comprising porous support film having arithmetic-mean surface roughness and separation functional layer containing graphene.

TOKUYAMA T, IIZUKA R, YAMADA H

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

Filter for filtering liquids, comprises porous substrate of glass fiber material coated or impregnated with graphene filter material and with polytetrafluoroethylene particles binding graphene material to glass fiber substrate.

KHAN U, COLEMAN J N, BICCAI S, BOLAND C

Fluid treatment system for treating completion fluid, fracturing fluid and slop water, has fluid stream whose first portion that is comprises water when second outlet is provided on second side of first membrane opposite first side.

JAMISON D E, SHUMWAY W W

Multi-layered membrane useful for separating many ions or molecules in a fluid stream and in device for osmotic power generation, comprises a top layer, a bottom layer, and a spacer layer.

GARAJ S, SPINA M