国家/地区 日本（8）
IPC部 B（8）
IPC大类 C01（8）
IPC小类 C01B（8）
IPC C01B031/04（8）
发明人 HASEGAWA S（3） HASEGAWA SHOJI（3） KAMIYA N（3）
KAMIYA NAGISA（3） KAWASAKI M（3） TAMAKI E（3）
HIRAI Y（2） NAGISA K（2） SHEN Y（2）
SHOJI H（2） YOSHIHIDE H（2）
公开年 2015（4） 2017（3）
申请年 2014（3）  2016（3） 
专利权人 GRAPHENE PLA.（3） TORAY IND IN.（3） GRAPHENE PLA.（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

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

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 composition for graphene molding comprises organic compound, graphene with flakes, and dispersing agent.

HASEGAWA SHOJI, KAMIYA NAGISA, HASEGAWA S, KAMIYA N

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 sheet composition used for negative electrode active material for lithium battery, and conductive support agent for electrode for battery, comprises graphene component, and is formed by treating graphite in supercritical fluid.

IKENOUE Y, KUROZUMI T, HONMA I, TOMAI T