国家/地区 中国（4）
IPC部 B（4）
IPC大类 B21（4）
IPC小类 B21B（4）
IPC B21B001/40（4）
发明人 CHIBA G（4） CHIBA Y（4） YOSHIHIRO C（3）
TATSUYA Y（2） YAMAJI T（2）
公开年 2012（3）
申请年 2012（4） 
专利权人 JX NIPPON MI.（4） NIPPON MININ.（4） NIPPON MININ.（4） NIPPON MININ.（2）

Copper foil used for manufacturing graphene, comprises copper with specific purity.

CHIBA Y, ONO T, CHIBA G

Copper foil for manufacturing graphene, has specified sum total of oxides and sulfides having diameter of below preset value before heating under hydrogen and argon-containing atmosphere.

CHIBA Y, YAMAJI T, YOSHIHIRO C, TATSUYA Y, CHIBA G

Copper foil for manufacturing graphene, has specified total number of oxide and sulfide having specified diameter with respect to elemental-analysis measurement of surface using scanning electron microscope.

CHIBA Y, YAMAJI T, YOSHIHIRO C, TATSUYA Y, CHIBA G

Copper foil used for manufacturing graphene, has glossiness or more than preset value, and average grain size more than preset value after being heated in atmosphere containing hydrogen and argon at specific conditions.

CHIBA YOSHIHIRO, CHIBA Y, YOSHIHIRO C, CHIBA G