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 Q（3）
公开年 2012（3）
申请年 2012（3） 
专利权人 CHANGZHOU SI.（2）

Preparation of graphene by selecting substrate material, depositing directly catalyst and tetrabromomethane on substrate surface, and annealing substrate.

DI Z, DING G, GONG Q, LIU Q, WANG H, WANG S, XIE X

Removing graphene material comprises washing the obtained graphene with deionized water, repeatedly removing impurity and cleaning with solution, repeatedly washing with deionized water, and finally calcining the graphene.

LIU Q, QU Y, WANG Z, WEN Z

Producing graphene by high pressure reduction useful e.g. as an energy storage active material for storing hydrogen, comprises diluting graphite oxide, and performing high pressure reduction treatment to prepare diluted graphite.

QU Y, LIU Q, SUN D