国家/地区 韩国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B031/04（2）
发明人 KIM Y H（2）
公开年 2016（2）
申请年 2015（2） 
专利权人

Producing reduced graphene oxide sheet useful in film t electromagnetic shielding, comprises e.g. preparing graphite oxide by mixing graphite powder and solution containing e.g. strong acid, oxidizing and producing graphene oxide.

KOO C M, HWANG S S, HONG S M, BAEK K Y, KUMAR P, KIM Y H, YANG S J

Graphene membrane film used in system for purifying solvent, comprises several plate-shaped laminated graphene flakes containing physical bond or chemical bond for connecting pair of layers, and has preset thickness and oxygen content.

LEE S H, KIM S J, SEO D K, KIM Y H, GEONHUI L, LEE S, KIM S