国家/地区 美国（6） 世界知识产权组织（5） 中国（3） 日本（2） 韩国（2） 台湾（2）
IPC部 B（9）
IPC大类 B01（9）
IPC小类 B01D（9）
IPC B01D071/02（9）
发明人 HU M（2） MI B（2）
公开年 2021（3） 2015（2）
申请年 2013（2）  2021（2） 
专利权人 UNIV MARYLAN.（2）

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

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

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

Preparing graphene-containing mixed film, comprises e.g. using strong oxidant to oxidize layered graphite powder to form layered graphene oxide with carbonyl, carboxyl and epoxy groups, and mixing Dimethylformamide and graphene oxide.

LIN C, LIU T, CHUANG Y, WEI H, HSU N

Creating a water separation membrane for e.g. water purification by depositing a set of graphene oxide nanosheets via a layer-by-layer assembly and bonding the set of graphene oxide nanosheets with each other and with a support substrate.

MI B, HU M

Synthesizing water purification membrane used in e.g. renewable energy production, comprises stacking graphene oxide (GO) nanosheets and forming nanochannels between GO nanosheets to allow flow of fluid and reject flow of contaminants.

HU M, MI B

Graphene derivative composite membrane for use as isopropyl alcohol separation membrane, has supporting membrane made of porous polymer, and set of graphene derivative layers formed on supporting membrane.

LIU W, HUNG W, LAI J, LEE K, HONG W, LI K, LIU W J, HUNG W S, LAI J Y, LEE K R

Filtering or solid-liquid separation membrane, has graphene compounds provided in matrix layer and dispersed in polymer in matrix layer, where polymer is formed by interfacial polymerization, and compounds increase rejection of matrix layer.

KRISHNA K M, BHATTACHARYYA A, DEVI R M, PHADKE M, KLISHINA K M, BATACHAYA A, DEVIE R M, PHADKE M A

Membrane used to separate compound from fluid mixture, comprises graphene monolayer including discrete pores that are chemically perforated, where each pore has uniform pore size with carbon vacancy defects in the monolayer.

DUERKSEN G L, MILLER S A