国家/地区 美国（18）
IPC部 B（18）
IPC大类 B01（18） C01（9） C02（7）
C08（5） A61（2） C23（2）
IPC小类 B01D（18）
IPC B01D067/00（18）
发明人 GUO Z（2） JAMISON D E（2） SHUMWAY W W（2）
SONG Z（2）
公开年 2021（18）
申请年 2020（8）  2019（5）  2021（5） 
专利权人 HALLIBURTON .（2）

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

Synthesis of graphene oxide used for manufacturing membrane, involves mixing sulfuric acid and phosphoric acid, adding graphite powder, potassium permanganate and hydrogen peroxide, cooling mixture, diluting mixture with hydrochloric acid solution, and centrifuging.

ALKHOUZAAM A A, QIBLAWEY H

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

Membrane assembly used in water filtration system comprises non-metallic, porous substrate, graphene oxide membrane and chemical linker interface including adhesion promoter and flux promoter including silane molecules.

WHEELER D R, ZAVADIL K R, BIEDERMANN L, HIBBS M

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

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

Mixture comprises solution of alkylsulfonic acid and 1-(4-acetylphenyl)ethan-1-one derivative and acetophenone, additional elements selected from carbon nanotubes, metal nanowires, dendritic metal micro/nano-particles.

ZHOU H, ZHANG Q, WANG C, GUO Z, FANG L

Formation of porous graphene layer used as semipermeable membrane, involves providing catalytically active substrate comprising copper-nickel alloy substrate, to catalyze graphene formation under chemical vapor deposition conditions.

CHOI K, PARK H G, HEIGHT M, CHOI K J, PARK H, PIAO H

Nanoporous membrane used in filter, comprises two-dimensional material permeated by pores which are blocked by polymer derived from monomer and comprising population of pores having average pore diameter.

KIDAMBI P R, CHENG P