国家/地区 中国（2） 美国（2） 世界知识产权组织（2）
IPC部 B（3）
IPC大类 B01（3） C01（3） H01（3）
B82（2） C25（2）
IPC小类 B01J（3）
IPC B01J023/745（3）
发明人
公开年 2013（3）
申请年 2012（2） 
专利权人

Preparation of graphene comprises reacting graphite oxide and sulfuric acid under normal pressure or negative pressure.

JIN X, HONG Y

Carbonaceous material used for e.g. electrode catalyst, comprises graphene doped with metal atom and at least one type of nonmetallic atom chosen from nitrogen atom, boron atom, sulfur atom, and phosphorus atom.

NAKANISHI S, KAMAI R, SUZUKI Y, HASHIMOTO K, KAMIYA K

Manufacture of graphene for, e.g. organic LEDs, involves preparing structure with graphene on surfaces and catalyst, arranging carriers on graphene, and removing catalyst while winding up carriers by rotating rolls facing each other.

KIM N, RYU J, YEONG K N, CHEOL R J, KIM N Y, RYU J C