国家/地区 韩国（3）
IPC部 B（2） C（2） H（2）
IPC大类 C01（2） H01（2）
IPC小类
IPC
发明人 WOO J（3）
公开年
申请年
专利权人

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

Thermoelectric composite material used for semiconductor laser diode, comprises graphene oxide attached with conductive metal nanoparticles dispersed in thermoelectric material.

KIM K T, EOM Y, KIM Y K, WOO J, EOM Y S, WOO J Y

Reverse osmosis membrane, has microporous support layer and polyamide-based active layer, which is formed on microporous support layer and comprises graphene containing compound.

LEE P, SHIN C, YOO J, JEONG S, LEE Y, SHIN C K, YOO J E, JEONG S P, LEE Y J, WOO J, JUNG S