国家/地区 中国（18）
IPC部 B（18）
IPC大类 B01（18）
IPC小类 B01D（18）
IPC B01D053/22（18）
发明人 DUERKSEN G L（2） MILLER S A（2） XIN Q（2）
公开年 2021（4） 2013（3） 2015（3） 2017（2） 2023（2）
申请年 2012（3）  2014（3）  2021（3）  2022（3）  2017（2） 
专利权人 EMPIRE TECHN.（3） ENPAL TECHNO.（2） ISLAND GIANT.（2）

Preparing graphene-assisted metal organic framework membrane material useful for extracting helium from natural gas, comprises e.g. reacting modified graphene substrate using zinc nitrate aqueous solution, 2-methylimidazole aqueous solution and benzodimethylimidazole aqueous solution.

DING B

Aminoimidazole ionic liquid membrane useful in absorption and separation of carbon dioxide in gas, comprises ionic liquid (Aemim)(Lys), polymeric ionic liquid P(Aevim)(Lys), porous material, or polymeric ionic liquid P(Aevim)(Lys) porous material.

MA J, MU X, SHE L, WU Z

Highly flexible carbon dioxide tensile separation molecular sieve membrane, comprises carbon dioxide ion molecular sieve film, first and second silicon oxide film, carbon film, carbon dioxide separation film, tensile layer, nylon fiber, graphene fiber, cotton fiber and white latex layer.

DAI Z

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

Preparation of sulfonated reduced graphene oxide-polymer mixed matrix film includes dispersing dried sulfonated reduced graphene oxide in organic solvent and blending inorganic filler dispersion with organic film casting solution.

CHEN Z, QUAN K, YU H, LUO C, DUAN C, YUAN B, YAN S

Preparation of LTL molecular sieve membrane involves preparing LTL molecular sieve crystal particles, modifying, preparing graphene oxide modified carrier, assembling with molecular sieve crystal layer, steam reforming, and heating.

WANG Z, HUANG R, WANG N

Multilayer selective hydrogen permeation composite membrane useful for separating hydrogen from gas mixture by selective diffusion, comprises metal substrate layer with high hydrogen permeability, metal layer and single-layer graphene film.

GUO Y, CHEN C, ZOU D, LIU R, DENG L, LI G, YE X

Polyimide-zinc organic framework-loaded graphene oxide hybrid film used for separating carbon dioxide and nitrogen, comprises polyimide and zinc organic skeleton-loaded graphene oxide composite nanosheets, and has thickness of preset value.

XIN Q, ZHANG Y, HUANG D, LI H, WANG S, LIN L

Preparation of polyvinylamine composite functional film used for selectively adsorbing and separating carbon dioxide by dispersing intercalated copolymer of graphene oxide and polyvinylamine in soluble polyvinylamine aqueous solution.

ZHANG X, WANG Y, LIU C, WANG Q, HOU M, ZHANG T

Membrane used for dehydrating gas, comprises support coated with composite comprising graphene oxide compound and polyvinyl alcohol, and has high moisture permeability and low gas permeability.

ZHENG S, WANG P, ROMERO R, KITAHARA I, LIN W