国家/地区 中国（10）
IPC部 C（10）
IPC大类 C01（10）
IPC小类 C01B（10）
IPC C01B032/15（10）
发明人 TAMAKI E（4） KAWASAKI M（3） HASEGAWA S（2）
HASEGAWA SHOJI（2） HIRAI Y（2） KAMIYA N（2）
KAMIYA NAGISA（2） KWON W（2） KWON W J（2）
LEE K（2） LEE K S（2） MIYAZONO K（2）
NAGISA K（2） SHEN Y（2） SHOJI H（2）
公开年 2015（5） 2017（4）
申请年 2016（4）  2014（3）  2015（2） 
专利权人 TORAY IND IN.（4） GRAPHENE PLA.（2） GRAPHENE PLA.（2） LG CHEM CO L.（2）
LG CHEM LTD（2）

Graphene dispersion liquid used for manufacturing composite particles, is obtained by dispersing graphene having preset ratio of median diameter with respect average value of size along plane direction in organic solvent.

HIRAI Y, TAMAKI E, KAWASAKI M, YOSHIHIDE H

Graphene dispersion liquid used for manufacturing active material composite particles, is obtained by dispersing graphene in solvent comprising specified amount of N-methylpyrrolidone, and has preset weight absorptivity coefficient.

MANABE K, TAMAKI E, KAWASAKI M

Graphene/organic solvent dispersion liquid used for manufacturing electrode, comprises graphene having preset difference between moisture content as measured by Karl Fisher method under specified conditions dispersed in organic solvent.

YANG H, TAMAKI E, KAWASAKI M, HIRAI Y, MIYAZONO K, YOSHIHIDE H

Conducting film used as e.g. coating material, comprises graphene, graphene oxide and/or their derivatives and compound having sulfonic acid group and its derivatives, and has volume resistivity below preset value.

KONAGAYA S, SARUYAMA T, SHIBUYA H, KONAGATANI S, SHIBUYA N

Graphite-based carbon material used as graphene precursor for preparing graphene dispersion, comprises rhombohedral graphite layer and hexagonal graphite layer, and has specified rate calculated based on X-ray diffraction method.

HASEGAWA S, KAMIYA N, HASEGAWA SHOJI, KAMIYA NAGISA, SHOJI H, NAGISA K, SHEN Y

Graphene composite useful in conductive additive and paste which is useful in electrode for lithium ion batteries, includes a graphene powder and a compound having a structure of pyrazolone.

DU N, WANG J, SUN P, TAMAKI E, KUBOTA Y, MIYAZONO K, KUBOTA, MIYASONO T

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

Graphite-type carbon raw material used as graphene precursor, has rhombohedral system graphite layer and hexagonal system graphite layer in ratio more than preset value, as measured using peak intensities specific planes of layers.

HASEGAWA S, KAMIYA N, SHOJI H, NAGISA K, HASEGAWA SHOJI, KAMIYA NAGISA, SHEN Y

Graphene comprising a hole, useful e.g. for coating an electrode and an active material which are useful in a power storage device and an electric appliance e.g. a display device, a lighting device and a desktop personal computer.

HIROHASHI T, ADACHI S