国家/地区 欧洲专利局（EPO）（4）
IPC部 B（4） C（3）
IPC大类 B01（4） B82（3） C01（2）
C02（2）
IPC小类 B01D（4）
IPC B01D067/00（4）
发明人
公开年 2012（2） 2013（2）
申请年 2012（4）
专利权人

Deionizing fluid carrying unwanted ions involves applying pressurized fluid to first surface of perforated graphene in cylindrical form, so that fluid flows to second side of the sheet in preference to ions; and collecting the fluid.

STETSON J B, MERCURIO J, ROSENWINKEL A, BEDWORTH P V, FLEMING S P, WESTMAN A L

Making graphene layers comprises preparing aqueous suspension of graphite oxide, filtering suspension through polymer filter leading to deposition of graphite oxide nanoparticles on filter surface and forming thin layer of graphite oxide.

BARKAUSKAS J

Reverse osmosis membrane, has microporous support layer and polyamide-based active layer, which is formed on microporous support layer and comprises graphene containing compound.

LEE P, SHIN C, YOO J, JEONG S, LEE Y, SHIN C K, YOO J E, JEONG S P, LEE Y J, WOO J, JUNG S

Separation membrane used in e.g. sea-water desalination apparatus and gas separation apparatus, comprises polymer support e.g. polysulfone and graphene (containing grains defined by grain boundaries) on the polymer support.

CHOI J, PARK H, CHOI J Y, PARK H B