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 J（3）
公开年 2015（3）
申请年 2014（2） 
专利权人 HANWHA CHEM .（2）

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

Graphene comprises oxygen atom content in predetermined range, and has carbon/oxygen weight ratio of predetermined range.

LEE J S, DO S H, JEON S Y, KONG J H, DO SEUNG H, LEE J, DO S, JEON S, KONG J

Manufacture of functionalized graphene used for e.g. barrier material, involves forming mixture using graphite oxide, solvent and functionalized compound containing sulfur and amino group, reacting, and recovering resultant graphene.

LEE J S, DO SEUNG H, JEON S Y, HAN G W, KONG J H, DO S H, LEE J, DO S, JEON S, HAN G, KONG J