国家/地区 韩国（4）
IPC部 B（2） C（2） H（2）
IPC大类 B82（2） H01（2）
IPC小类 B82B（2）
IPC
发明人 LEE J K（4）
公开年 2014（2）
申请年 2012（4）
专利权人 POSCO（2）

Nano particle-graphene-carbon composite material for electrode of secondary battery that is utilized in e.g. power storage system, comprises graphene dispersed in inner side of metal nano particle.

LEE J K, CHAE C J, PARK H Y

Metal substrate, useful in organic LEDs, comprises a graphene oxide composite layer formed on a surface of an iron-nickel alloy substrate.

KIM J Y, SON C Y, LEE J K, CHOI J H, KIM B S

Manufacture of oxidized layer of magnesium-based metal material involves forming graphene coating layer on magnesium-based substrate, irradiating plasma, forming oxide layer using source gas, and applying cathode in substrate.

JEONG H J, KIM B S, CHOI S H, CHOI J H, LEE J K

Fabricating graphene-controlled nano-graphite, used as basic material for e.g. lithium-ion battery electrode, comprises preparing graphene powders and fabricating graphene-controlled nano-graphite through heat treatment of graphene powders.

LEE J K