国家/地区 中国（5） 欧洲专利局（EPO）（5） 韩国（5） 美国（5） 世界知识产权组织（5） 日本（3） 台湾（2）
IPC部 B（5）
IPC大类 B82（5）
IPC小类 B82Y（5）
IPC B82Y040/00（5）
发明人 KWON W（5）
公开年 2015（2） 2016（2）
申请年 2014（2）  2015（2） 
专利权人 LG CHEM CO L.（5） LG CHEM LTD（5）

Polymer-graphene composite used for forming composition, comprises graphene and polymer bonded to graphene through functional group containing carbonyl group and alkylene group.

KIM Y W, KWON W J, KIM Y, KWON W

Partially-oxidized graphene used for forming sheet for electrical component and structural component, has oxygen-carbon atomic ratio, lateral size and thickness of specified value.

SOHN K N, LEE M J, KWON W J, PARK S H, YOO K H, SOHN K, LI M, KWON W, PARK S, YOO K

Production of graphene used for electronic component, involves high-speed homogenizing dispersion solution containing expanded graphite and dispersing agent, preparing feed solution, and high-pressure homogenizing.

YANG S B, KWON W J, PARK S H, LEE M J, SOHN K N, YANG S, SOHN K, KWON W, PARK S, LI M

Production of graphene involves applying physical force to liquid dispersion of dispersing agent containing polyaromatic hydrocarbon oxide, and carbon-based material comprising graphite, and forming graphite into nano graphene flakes.

SOHN K N, YOO K H, KWON W J, LEE K S, YANG S B, KIM I Y, LEE M J, LEE J Y, SOHN K, YOO K, KWON W, LEE K, YANG S, KIM I, LEE M, LEE J, LI M, LI J

Production of graphene involves forming liquid dispersion comprising dispersing agent, and carbon-based material comprising de-oxidized graphite, and continuously passing liquid dispersion through high-pressure homogenizer.

YOO K H, SOHN K N, KWON W J, LEE K S, YOO K, SOHN K, KWON W, LEE K