国家/地区 中国（3）
IPC部 C（3） H（3） B（2）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B031/04（3）
发明人 LEE K（3）
公开年 2015（2）
申请年 2014（2） 
专利权人 LG CHEM CO L.（2） LG CHEM LTD（2）

Preparation of graphene composite material used in e.g. solar panels, involves adding and mixing graphene material and modification solution comprising compound having catechol group, and solvent.

HUNG W, HU C, LEE K, LAI J, HONG W, HU Q, LI K, HUNG W S, LEE K R, LAI J Y

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