国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B031/04（5）
发明人 ZHANG Q（6）
公开年 2011（6）
申请年 2010（3）  2011（3） 
专利权人 UNIV DONGHUA（3） CHINESE ACAD.（2）

Manufacture of cobalt/graphene composite material involves dispersing graphite oxide in glycol solution, adding cobalt salt, anhydrous sodium acetate and polyethylene glycol, heating, cooling, centrifuging, washing and drying.

LI Y, WANG H, ZHANG F, ZHANG Q

Preparing water-dispersed graphene/magnetite composite powder, comprises forming reaction solution of oxidized graphite and sodium polystyrene sulfonate, heating, adding ferric and ferrous salt, adding aqueous ammonia and adding oleic acid.

ZHANG Q, WANG H, LI Y, HOU C

Graphene oxide preparation by reacting natural graphite, potassium persulfate and phosphorus pentoxide in concentrated sulfuric acid, and reacting pre-oxidized graphite and potassium permanganate in concentrated sulfuric acid.

NIU L, ZHANG Q, HAN D, DENG P, LIU M, YANG H, SONG J

Preparation of graphene, involves coating graphene aqueous solution on substrate, drying to form graphene film, soaking coated substrate in reducing agent aqueous solution, reducing, washing till neutral, and drying.

CHEN F, ZHANG Q, WANG K, LIU K, FU Q, DENG H, ZHOU T

Preparing graphene material functionalized by ionic liquid e.g. brominated 1-(3-aminoethyl)-3-methyl imidazole or 1-(3-aminopropyl)-3-methylimidazole, comprises e.g. dispersing graphene oxide in secondary water and ultrasonically dispersing.

NIU L, ZHANG Q, HAN D, DENG P, FAN L, YANG H

Photocatalytic reduction and oxidation of graphene by adding deionized water to oxidized graphite, dispersing by ultrasonic wave, uniformly dispersing quadrangular zinc oxide to oxidized graphene water solution, and irradiating with UV ray.

ZHANG Q, WANG H, LI Y, ZHANG Y