国家/地区 世界知识产权组织（9）
IPC部 B（9）
IPC大类 B01（9） C01（2）
IPC小类 B01D（9）
IPC B01D053/22（9）
发明人 HO W S W（2）
公开年 2021（9）
申请年 2021（7）  2020（2） 
专利权人 OHIO STATE I.（2）

Pressure responsive two-dimensional composite material membrane for gas separation processes, comprises layer attached to surface of substrate and having pressure-responsive metal-organic framework nanosheets layered on top of one another.

ZHAO D, YING Y

Porous composite membrane used in gas separation system, comprises graphene oxide sheets and nanoparticles bound to surface of graphene oxide sheet solely by electrostatic and/or van der Waals interactions.

SIVANIAH E, GHALEI B, HUANG G

Membrane used for separating gas such as carbon dioxide, hydrogen sulfide and hydrogen chloride from feed gas stream, comprises base, support layer comprising gas permeable polymer and having carbon dioxide permeance and selective polymer layer comprising selective polymer matrix.

HO W S W, PANG R, CHEN T

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

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

Method for producing nano-porous membrane with one or up to four graphene layers, pores in membrane, involves generation and successive growth of pores at defects generated in creation by thermal annealing in gas phase.

SCHLICHTING K