国家/地区 韩国（4） 美国（3）
IPC部 B（3） C（3） H（2）
IPC大类 C01（3） B82（2） H01（2）
IPC小类 C01B（3） B82Y（2）
IPC B82Y030/00（2） B82Y040/00（2） C01B031/02（2）
C01B031/04（2）
发明人 LEE J K（4）
公开年 2012（4）
申请年 2011（3） 
专利权人 KOREA INST S.（3）

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

Random graphite, which is a type of graphite comprising three-dimensionally random graphene layers, useful for graphitic intercalation compound (GIC) such as electrodes for lithium-ion battery.

LEE J, WON J, LEE B, LEE J K, WON J S, LEE B B

Semiconductor device, has substrate provided with pattern layer, graphene layer formed on pattern layer along predetermined direction, and film layer arranged between substrate and graphene layer, where graphene layer is provided with sheet.

LEE J K, KIM G T, KIM Y

Ball-milled graphene nano-powder or ribbon purifying method, involves separating magnetic impurities during stirring suspension using magnet, where impurities are incorporated into graphene powder during ball-milling.

LEE J K, LEE K, LEE K I, GAP L J, IL L G