国家/地区 中国（5）
IPC部 C（5）
IPC大类 C01（5）
IPC小类 C01B（5）
IPC C01B031/04（4）
发明人 ZHAO C（5）
公开年 2015（5）
申请年 2015（4） 
专利权人

Graphene, useful in graphene hydrosol and graphene powder, prepared by subjecting graphite to electrochemical plugging layer peeling off, to obtain electrolyte, and dispersing in electrolyte electrochemical plugging layer peeling off.

CHEN Y, MIAO X, WANG Y, YOU W, ZHAO C, GU S

Synthesizing graphene oxide by oxidizing graphite powder using concentrated sulfuric acid and potassium permanganate, conducting low-power ultrasonic-assisted stripping reaction, adding hydrogen peroxide solution, and washing product.

TAN W, WU A, ZHOU C, ZHAO C, ZHOU W, SU Z, ZHOU T

Preparation of three dimensional nitrogen-doped graphene used for, e.g. supercapacitor by reacting bifunctional reagent thioacetamide, graphene oxide-doped zinc sulfide and nitrogen atom and dissolving in zinc sulfide under acidic condition.

BI S, XIA J, ZHANG F, WANG Z, ZHAO K, YANG M, GUI R, ZHAO C

Preparing graphene dispersion involves adding graphene and dispersing agent to solvent and mixing, evenly dispersing mixture in dispersing device, mixing mixture in electric mixer, adjusting temperature of cooling system to obtain product.

CHEN X, LI H, LI T, WANG Y, WANG Z, YI J, ZHAO C, DONG H

Preparation of graphene involves contacting metal and composition containing graphene oxide under conditions sufficient to reduce portion of graphene oxide to graphene.

ZHAO C, MIN S, DONG X, QIAN X