国家/地区 韩国（3）
IPC部 C（3）
IPC大类 C01（3） B01（2）
IPC小类 C01B（3）
IPC B01J004/00（2） B01J019/12（2） B01J019/28（2）
C01B032/184（2）
发明人 PARK H（3）
公开年 2023（3）
申请年 2021（2） 
专利权人 COWINDST CO .（2） KOREA ELECTR.（2）

Porous silicon-carbon composite used as anode active material for lithium secondary battery, comprises core-shell structure containing silicon particles and carbon, core including silicon particles, and shell including carbon layers.

LEE J H, LIM S W, PARK H J, NAM S J, LIM H H, LIM J C, HYUN L J, IMSUNGWOO, PARK H, JIN N, HEE L, LIM J

Graphene manufacturing apparatus comprises supply unit, moving unit, laser irradiation unit, and collecting unit connected to other side of moving unit to separate and collect graphene powder from graphite oxide powder or graphene oxide powder.

YANG W S, KIM S J, KIMSUNJOO, LEE J G, PARK H, PARK J, KIM B G

Manufacturing graphene comprises disposing graphite oxide powder or graphene oxide powder in laser irradiation area, irradiating laser to graphite oxide powder or graphene oxide powder and recovering graphene powder generated by irradiation.

YANG W S, KIMSUNJOO, LEE J G, PARK H, PARK J, KIM B G, KIM S J