国家/地区 韩国（3） 中国（2） 欧洲专利局（EPO）（2） 日本（2） 美国（2） 世界知识产权组织（2）
IPC部 C（4）
IPC大类 C01（4） H01（4）
IPC小类 C01B（4）
IPC C01B033/22（4）
发明人 HUNSOO P（3） LIM J（3） LEE S（2）
LIM J C（2） OH S M（2）
公开年 2021（4）
申请年 2020（2）  2021（2） 
专利权人 DAEJOO ELECT.（3）

Silicon-based-carbon composite useful in cathode material of lithium secondary battery, comprises core-shell structure, where core includes e.g. silicon and magnesium silicate, and the shell includes first and second carbon layers.

HYUN L J, HUNSOO P, LEE S, HEE L, LIM J

Graphene quantum dot composite material for use in lead-acid battery, is prepared by mixing carbon source with solid carrier particles, and reacting at specified temperature, or performing microwave treatment.

WU J, HE X, TIE S, HE K

Silicon-silicon composite oxide-carbon composite used for negative electrode active material for lithium secondary battery, comprises core-shell structure comprising core comprising silicon, silicon oxide compound, and magnesium silicate, and shell comprising carbon layer, and has preset span value.

LEE E, PARK H, LIM S W, OH S M, LIM J C, HUNSOO P, IMSUNGWOO, LIM J

Silicon-silicon oxide-carbon composite having core-shell structure for lithium secondary battery, comprises core comprising silicon fine particles, silicon oxide compound and magnesium silicate, and shell formed of carbon film.

LEE S G, PARK H S, OH S M, LIM J C, LEE S, HUNSOO P, LIM J, LIN Z, WU X, PIAO X