国家/地区 美国（12） 中国（10） 世界知识产权组织（9） 日本（8） 欧洲专利局（EPO）（5） 韩国（5） 澳大利亚（4） 台湾（4） 新加坡（3） 印度尼西亚（2） 印度（2） 越南（2）
IPC部 B（21）
IPC大类 B01（21） C01（11） C02（11）
B82（3） C08（2）
IPC小类 B01D（21）
IPC B01D071/02（21）
发明人 TAKAGI T（3） BHUVANA S（2） KANEKO K（2）
KIM S（2） MURADA K（2） MURATA K（2）
PRINCE J A（2） SINGH G（2）
公开年 2016（21）
申请年 2015（16）  2016（5） 
专利权人 KOTOBUKI TSU.（2） NGEE ANN POL.（2） UNIV SHINSHU（2）

Manufacture of porous graphene filter used in filter apparatus, involves providing filters having pores formed by substituting portion of carbon atom by atom produced from source containing pyridine, within filter mainframe.

KWON G, KIM H

Graphene oxide laminate membrane used in filtration device, comprises graphene oxide flakes and pristine graphene flakes which are from predetermined value of flakes of which graphene oxide laminate membrane is comprised.

KALANGI V S, NAIR R R

Single-layer graphene-based membrane comprises graphene-polymer composite which consists of amine functionalized graphene and polymer containing anhydride group as linker for linking amine functionalized graphene to polymer.

PRINCE J A, BHUVANA S, VANANGAMUDI A, SINGH G

Functionalized single-layer graphene-based thin film composition useful for producing graphene-based thin film composition membrane, comprises first component having amine functional group and second component.

PRINCE J A, BHUVANA S, SONG X, SINGH G

Polyacrylonitrile/chitosan composite nanofiltration membrane used in spirally wound type membrane module for water treatment system, has polyacrylonitrile support and chitosan coating layer modified with graphene oxide.

BANO S, MAHMOOD A, KIM S, LEE K H, SAIRA B, ASIF M, SEONG J K, KEW H L

Mixed conductivity oxidized graphene sheet exhibits value with both equivalent proton conductivity and electronic-conduction rates measured at specific temperature.

KIDA T, MATSUMOTO Y, HATAKEYAMA K, MIYAMOTO A

Filter comprises porous base material and graphene film which covers surface of base material and is formed from stacked graphene molecules containing graphene oxide molecule and non-oxidized graphene molecule.

YOKOYAMA K, TAKAGI T

Membrane used for separating gas, has graphene oxide layer with sodium chloride flux ratio below preset value, measured using sodium chloride aqueous solution by forward osmosis evaluation.

UCHIDA K

Desalination of water, involves flowing salt water through free-standing single-layer membrane of nanoporous graphene having planar side that makes contact with salt water and opposing planar side from which desalinated water exits.

MAHURIN S M, VLASSIOUK I, DAI S, SURWADE S P, UNOCIC R R, SMIRNOV S

Purification of graphene oxide used for preparing e.g. engineering plastics, involves subjecting aqueous graphene oxide solution produced using acid and heavy metal oxidizing agent to phase separation using organic solvent.

YOO H