国家/地区 世界知识产权组织（7） 美国（6） 中国（4） 日本（3） 韩国（3） 欧洲专利局（EPO）（2）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 B01D（10）
IPC B01D071/56（10）
发明人 HIROYUKI Y（2） MASAHIRO K（2） RINA I（2）
TAKAHIRO T（2）
公开年 2021（3） 2020（2）
申请年 2019（3）  2016（2）  2020（2） 
专利权人 TORAY IND IN.（3）

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

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

Membrane for treating feed water, comprises interfacially formed polyamide layer on microporous support film, and graphene oxide quantum dots attached to surface of polyamide layer having preset permeate flux and salt rejection performance.

SUN P B, LI J C, KOHLER L

System for generating electric power, comprises splitter comprising separation membrane comprising separation functional layer comprising polyamide, graphene, metal organic framework or covalent organic framework, and porous support layer.

TAKAHIRO T, RINA I, HIROYUKI Y, MASAHIRO K

Power generation system comprises fuel cell comprising negative electrode and positive electrode and separator having separation membrane comprising polyamide, graphene or metal-organic framework that selectively permeates hydrogen.

TAKAHIRO T, RINA I, HIROYUKI Y, MASAHIRO K

Multilayer crosslinked graphene oxide useful for preparing reverse osmosis membrane, comprises graphene oxide layer crosslinked by using crosslinking agent to form nano-multilayer crosslinked graphene oxide.

GAO X, WANG X, SONG N, WEI Y, SU B, GAO C

Preparation of polygraphene membrane for desalinating salt water involves mixing graphite, sodium nitrate and potassium permanganate and hydrogen peroxide, centrifuging mixture, and acylating and polymerizing resulting graphene oxide sheets.

SALEH T A

Membrane used for e.g. dehydrating unprocessed fluid, comprises porous substrate, and graphene oxide layer comprising optionally substituted crosslinked graphene oxide comprising graphene oxide and crosslinkage which is diaminobenzene.

ZHENG S, KITAHARA I, KOBUKE M, WANG P, BARTELS C R, YAMASHIRO Y, HIROSE M, NOUMI S, LIN W, OOU M

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