国家/地区 日本（5）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01J（5）
IPC C01B032/15（5）
发明人 MATSUMOTO T（2）
公开年 2015（2）
申请年 2014（2） 
专利权人 TOKYO ELECTR.（2）

Production of graphene used as wiring material, involves supplying carbon-containing gas and metal catalyst into chamber and reactivating catalyst by supplying process gas and carbon-containing gas to regrow graphene on catalyst surface.

IFUKU R, MATSUMOTO T

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

Preparation of sulfonated graphene used for e.g. transparent electroconductive electrode and thermal conductive material, involves contacting reaction medium containing oxidative sulfonating agent with organic material, and heating.

HAO J, JIANG Y, LI J

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 patterning method for forming graphene of predetermined pattern involves bringing a patterning member in which catalyst metal layer of predetermined pattern is formed into contact with substrate having graphene oxide film.

MATSUMOTO T, KASHIWAGI Y