国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B031/04（6）
发明人 WANG H（6）
公开年 2011（6）
申请年 2011（5） 
专利权人 UNIV DONGHUA（3）

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

Single layer graphene preparation includes expanding graphite oxide, adding anhydrous ethanol to disperse the graphite, performing ultrasonic treatment, adding hydrazine hydrate, and performing hydrothermal reaction.

WANG H, YAN H, ZHU M, LIU J, ZHANG Y, WU C

Preparation of high specific surface area graphene used in lithium-ion cell cathode material, comprises carrying out low-temperature pyrolysis expansion of graphite oxide in the protection of inert gas.

BAI J, WANG H, REN Z, LI W, WAN L, ZHOU Y

Graphene preparation comprises reacting graphene oxide with borohydride compound and compound containing variable valence metal ion in volatile liquid environment to obtain graphene.

CHEN T, CHEN C, WANG H, YANG X

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