国家/地区 韩国（3） 世界知识产权组织（3）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B032/182（2）
发明人 LEE C S（3）
公开年 2018（3）
申请年 2017（3）
专利权人 UNIV KEIMYUN.（2）

Producing graphene oxide used to produce oil-based lubricant comprises preparing amino-GO material by forming amide bond between carboxy group of GO and amino group of ethylenediamine, and performing nucleophilic substitution reaction.

LEE C S, CHOE J Y, KIM Y J, CHOI J Y

Manufacture of graphene oxide/silicon composite used for secondary battery, involves coating graphene oxide dispersion solution on nickel foam, coating silicon nanopowder dispersion solution on graphene-coated nickel foam, and laminating.

LEE C S, LEE S H

Graphene flake thin film producing apparatus for producing graphene on substrate using graphite powder, has graphite supply unit that is connected to internal space of nozzle unit, and provided to supply graphite powder to internal space.

AHN S, CHU W, CHUN D, LEE C S, NASIM M N E A A, AHN S H, CHU W S, CHUN D M, SUNYONG L C