国家/地区 韩国（3）
IPC部 C（3） H（3）
IPC大类 H01（3） C01（2）
IPC小类 C01B（2） H01G（2） H01M（2）
IPC H01G011/36（2） H01M004/36（2） H01M004/62（2）
发明人 RYU J S（3）
公开年 2022（2）
申请年 2020（3）
专利权人 KOREA INST S.（3）

Negative electrode active material used for binder-free electrochemical cell e.g. lithium-ion secondary battery, is composite in which graphene quantum dots are bonded to surface of metal oxide having microspherical structure.

YANG C M, KIM J M, JANG W, KIM J H, RYU J S, LEE M W

Transition metal-graphene-carbon nanohorn composite useful in electrode active material for energy storage device i.e. supercapacitor and battery, comprises graphene-carbon nanohorn composite, and transition metal oxide coated on composite.

YANG C M, KIM J H, RYU J S, NA W, MINGOOK K

Electrode material for super-capacitor comprises crumpled graphene oxide reduced with sulfur and have high power density, small size and light weight, are safe and have long life, and have improve electrochemical activity.

YOU N H, KOO B C, RYU J S, JIN J