国家/地区 韩国（5） 世界知识产权组织（2）
IPC部 H（4） C（3）
IPC大类 H01（4） C01（2）
IPC小类 H01M（4）
IPC H01M004/36（3） H01M004/62（3） H01M010/052（3）
发明人 WOO J（5）
公开年 2022（5）
申请年 2021（3） 
专利权人 KOREA ADVANC.（2）

Redox flow battery electrode comprises a carbon electrode and a nitrogen functional group substituted on the carbon electrode, where the nitrogen functional groups are selected from group consisting of pyridonic-N functional group and nitro functional group.

RIM S N, KIM K, SONG S A, WOO J, KANG M G

Preparing composite metal oxide used as precursor for carbon-coated cathode active material for lithium secondary battery, involves preparing aqueous metal solution by selecting three metals among nickel, cobalt, iron, manganese, and aluminum, and obtaining precursor by adding precipitating agent.

KIM S, JEON H, WOO J, KANG T, KANG T K, JEON H J, KIM S W

Negative electrode active material used for negative electrode for lithium secondary battery, comprises silicon-carbon composite comprising silicon nanoparticles, and carbon matrix.

YOU S J, PARK S J, KANG E, KIM Y J, WOO J G, CHO M, PARK S, YOO S J, WOO J, PARK S E

Ink composition for security printing, and used in manufacture of security indicia, comprises dielectric matrix having hydroxyl group, graphene quantum dots dispersed in dielectric matrix, and graphene quantum dot composite having afterglow properties emitting phosphorescence at room temperature.

JEON S, PARK M, WOO J, PARK M S

Porous composite electrode for secondary battery comprises organic compounds having redox centers, graphene non-covalently bound to organic compound, and cellulose fibers that disperse organic compound and graphene and form porous structure.

WOO J, HAM Y J, AN K, YOON Y H, CHEONJOONG K