国家/地区 欧洲专利局（EPO）（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01J（3）
IPC B82Y040/00（3） C01B031/02（3） C01B031/04（3）
B01J021/18（2） B32B009/00（2） B82Y030/00（2）
H01B001/04（2）
发明人 CHOI J（3）
公开年 2009（2）
申请年 2008（2） 
专利权人 SAMSUNG ELEC.（3）

Removing a carbonization catalyst from graphene sheet, involves contacting the carbonization catalyst with a salt solution, which is capable of oxidizing the carbonization catalyst.

CHOI J, HONG B H, KIM K S

Preparing graphene sheet, useful in e.g. electrical device, comprises forming film comprising graphitizing catalyst, heat-treating gaseous carbon source in presence of the catalyst to form graphene, and cooling graphene to form sheet.

CHOI J, SHIN H, YOON S, CHOI J Y, SHIN H J, YOON S M, IN Z

Graphene sheet preparation e.g. for hydrogen storage medium, comprises disposing polymer on sheet form graphitizing catalyst, and heat-treating polymer on graphitizing catalyst in inert or reductive atmosphere.

CHOI J, SHIN H, YOON S, CHOI J Y, SHIN H J, YOON S M, YEONG C J, JIN S H, MI Y S