国家/地区 韩国（4）
IPC部 C（3）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC
发明人 CHOI E J（4）
公开年 2023（2）
申请年 2021（4） 
专利权人 ELEMENT CO L.（3）

Producing coating agent used for devices, comprises e.g. preparing graphite interlayer material through electrochemical pretreatment of graphite, preparing exfoliated graphite, and preparing graphene composite through secondary exfoliation.

KYOUNGJEONGBAE, SU Y C, HWAN B J, CHOI S, BYUN G, CHOI E J

Method for manufacture of graphene mesh film used for preventing and inhibiting secondary battery SEI layer, involves electrochemical pretreating graphene and functional graphene dispersion using graphite foil and graphite rod, and adding additives.

KYOUNGJEONGBAE, SU Y C, CHOI S, BYUN G, CHOI E J

Gas separation membrane useful for separating hydrogen comprises first layer including one dimensional carbon body set on porous support and second layer including metal-organic framework set on first layer.

KIM D W, CHOI E J

Graphene synthesis device used in nanometer-sized carbon materials production, has first counter electrode electrochemically connected to each of N working electrodes, second counter electrode electrochemically connected to each of N working electrodes, and graphene synthesized on working electrode.

KYOUNGJEONGBAE, NGUYENDINHHUONG, CHOI S, CHOI E J