国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B031/04（3）
发明人 LIU G（3）
公开年 2012（2）
申请年 2011（3）
专利权人 TORAY FIBERS.（3）

Preparation of high-electroconductivity graphene for, e.g. battery material, involves solvent-thermal reduction of low-oxidation-degree graphite dispersion, with graphene oxide not having any characteristic X-ray diffraction peak.

LIU G, SUN P, WU G, WU Z

Preparation of graphene, used for e.g. battery material, by dispersing graphite oxide in aromatic alcohol solvent, subjecting dispersing solution to solvothermal reaction, cooling, and separating aromatic alcohol dispersing solution.

LIU G, WU G

Graphene powder having specific elemental ratio of oxygen atoms to carbon atoms and specific elemental ratio of nitrogen atoms to carbon atoms, useful in electrochemical device, which is lithium ion secondary battery.

SUN P, WU Z, LIU G, TAMAKI E, KUBOTA Y, WU G, KAI W, GANG U