国家/地区 韩国（5）
IPC部 H（5） C（2）
IPC大类 H01（5） C01（2）
IPC小类 H01M（4） C01B（2）
IPC H01M004/58（3） H01M004/583（3） C01B031/04（2）
H01M004/136（2） H01M004/62（2） H01M010/05（2）
H01M010/052（2）
发明人 KIM M S（5）
公开年 2015（3） 2016（2）
申请年 2014（5）
专利权人 LG CHEM LTD（2） UNIV YONSEI .（2）

Cathode active material for lithium ion secondary battery used for e.g. portable cellular phone, has composite material of graphene and olivine type lithium phosphate compound whose particle size is set to specific value.

KIM K B, KIM M S

Graphene solution for e.g. conductive film, is obtained by dissolving water or organic solvent-soluble conductive polymer, dopant and single layer graphene in solvent, and uniformly dispersing.

YOON H, CHOI H, KIM M S

Cathode active material for lithium-sulfur battery installed in e.g. electric vehicle, has sulfur portion which is equipped in internal porous of porosity graphene sheet in which carbon layer is provided.

KIM M S, IN J

Cathode active material for lithium-sulfur battery comprises sulfur particles, which are provided in internal pores on surface of porous graphene sheet.

KIM M S, IN J

Producing transition metal phosphate-graphene nanocomposite, useful in lithium secondary battery for electric vehicle, comprises mixing transition metal precursor solutions into graphene or graphene oxide dispersed solution.

KIM K B, JEGAL J P, KIM M S