国家/地区 中国（11）
IPC部 C（11）
IPC大类 C01（11）
IPC小类 C01B（11）
IPC C01B031/04（10）
发明人 ZHANG D（11）
公开年 2014（11）
申请年 2014（7）  2013（4） 
专利权人 UNIV TONGJI（5） UNIV SHANGHA.（2）

Preparing graphene useful as supercapacitor electrode material, comprises oxidizing graphite, ball-milling graphite oxide and magnesium powder in ball-milling jar, washing, drying, filtering, washing with hydrochloric acid and drying.

MA Y, SUN X, ZHANG D, ZHANG X

Preparation of graphene roll involves dissolving graphite oxide in water, ultrasonically processing, carrying out positive electrode adsorption and negative electrode reduction, adding to acid solution, removing impurities and drying.

SHANG Y, ZHANG D

Preparing nitrogen-doped oriented graphene, comprises e.g. carrying out aqueous ammonia to graphene oxide solution by hydro-thermal reaction, and oxidizing graphene oxide to graphene, and simultaneously doping aqueous ammonia into graphene.

LIU Y, ZHANG D

High-throughput continuous graphene oxide separation comprises conveying graphene oxide solution and buffering liquid through constant flow pump, subjecting for stabilized steam treatment, carrying out free flow electrophoretic separation.

LIU Y, ZHANG D

Preparation of colloidal graphene dispersion for graphene storage and transport involves adding graphite oxide in water, ultrasonically dispersing to obtain single sheet uniform dispersion of colloidal graphene oxide, and adding surfactant.

LIU L, ZHANG D

Preparation of graphene thin film comprises dissolving polymethyl methacrylate in acetone solution, dropping solution on upper metal sheet, covering with quartz glass, annealing in furnace, and naturally cooling to room temperature.

TAO C, ZHANG D, DING L, SONG X, HONG R

Preparation of graphene sheet for flexible electrode material involves dissolving graphite oxide in deionized water to obtain graphene oxide solution, placing into reaction container, and inserting electrode into reaction container.

ZHANG D, LIU Y, SHANG Y

Preparation of graphene strip for electronics involves dispersing graphene oxide in water to obtain graphene oxide suspension, adding chemical etchant, stirring and heating to thicken to color paste, filtering, washing, drying, and heating.

LIU S, MA Q, ZHANG D

Preparation of sulfonated nanographene material used for preparing e.g. medicine for treating tumor, involves adding sulfanilic acid diazonium salt to graphene suspension, stirring under ice bath, reacting, centrifuging, and washing.

CHANG G, LI Z, WANG S, XIA H, XU A, ZHANG D, ZHANG H, ZHOU H

Preparation of graphene material involves grinding titanium aluminum carbide, magnetic stirring or ultrasonically dispersing titanium aluminum carbide in hydrofluoric acid, and collecting products via suction filtering or centrifuging.

LI C, TANG H, ZHANG D, CHANG F