国家/地区 英国（7）
IPC部 B（7）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01B031/04（7）
发明人 HASEGAWA S（4） HASEGAWA SHOJI（4） KAMIYA N（4）
KAMIYA NAGISA（4） NAGISA K（2） SHEN Y（2）
SHOJI H（2）
公开年 2015（6）
申请年 2014（3）  2013（2）  2015（2） 
专利权人 GRAPHENE PLA.（4） GRAPHENE PLA.（2）

Manufacture of graphene platelets involves providing graphite blocks between every two graphene layers, introducing forward airflow and reverse airflow into chamber, and applying shear airflow to graphite block.

LIN Y, TSAI C, LEE T, CAI Q, LI T

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 sheet used for e.g. electron field emitter, involves forming carbonaceous powder by electrochemical erosion of graphite electrode in molten salt, recovering carbonaceous powder, and heating carbonaceous powder.

FRAY D, KAMALI A R, KAMALI A, FREY D

Production of graphene oxide and/or graphite oxide nanoplatelet structure used for e.g. sensors, involves passing current through cell to intercalate anions into graphitic positive electrode and exfoliating.

ABDELKADER A, KINLOCH I, DRYFE R

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

HASEGAWA SHOJI, KAMIYA NAGISA, HASEGAWA S, KAMIYA N

Manufacture of graphene powder used for, e.g. electronic components, involves cleaving raw material containing graphite by jet stream of gas at specific speed, and micronizing.

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