国家/地区 中国（4） 世界知识产权组织（3） 美国（2）
IPC部 B（9）
IPC大类 B01（9）
IPC小类 B01D（9）
IPC B01D069/02（9）
发明人
公开年 2022（6） 2023（3）
申请年 2022（9）
专利权人

Carbon dioxide membrane filter used for capturing carbon from flue gas, comprises graphene sheet(s) interspersed with pores that are open carbon bonds filled and tipped with element making up crown pore.

LUAN B, ELMEGREEN B G

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

Quantum dot graphene antibacterial adsorption electrostatic spinning nano-filtration membrane comprises high molecular polymer solution, graphene quantum dot and dispersant, where dispersant is prepared by electrospinning and crosslinking high molecular polymer-graphene quantum dot spinning solution.

WANG L, HU X, QI X, ZHAO H, QU L

Phenolic-graphene oxide composition useful in membrane separation process, comprises phenolic-graphene oxide.

MAJUMDER M, AKBARIVAKILABADI A, EL MERAGAWI S, JOVANOVIC P

Preparing oxidized graphene flakes (OGF) incorporated reduced graphene oxide (rGO) coated PU foam comprises e.g. preparing mold surface for antisticking property, mixing OGF, polyol and isocyanate, polymerizing, and thermally treating.

YADAV D, DE J, SAXENA S, SHUKLA S

In-liquid substance separation membrane molded body comprises lamellar particles comprising quaternary ammonium ion and anion surfactant which has ammonium ion.

NAKAGAWA K, SHINTANI T, YOSHIOKA T, KITAGAWA H, TAKAKUMA N

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

Hydrogen purification comprises providing hydrogen, pumping gas stream through hydrogen concentrator, and separating hydrogen from mixture containing hydrogen and additional gas.

ROBLES G, NIMOCKS R, ROCKE M, CHEIKY C

Preparing reduced graphene oxide layered film comprises e. g. mixing sodium polystyrene sulfonate and multiwall carbon nano-tube in distilled water according to predetermined proportion, stirring and ultrasonically dispersing uniformly to obtain liquid, and centrifuging uniform dispersion liquid.

YE H, ZHOU W, ZANG S, WU Y, YUAN Z