国家/地区 欧洲专利局（EPO）（5）
IPC部 C（5）
IPC大类 C01（5）
IPC小类 C01B（5） C22C（5） B21B（4）
B82Y（4） C22F（4） C23F（4）
B32B（2） C30B（2）
IPC C01B031/02（5）
发明人 CHIBA Y（5） CHIBA G（4） CHIBA YOSHIHIRO（3）
YOSHIHIRO C（3）
公开年 2012（2） 2013（2）
申请年 2012（4） 
专利权人 JX NIPPON MI.（5） NIPPON MININ.（5） NIPPON MININ.（4） NIPPON MININ.（2）

Rolled copper foil used for manufacture of graphene for e.g. mercury-free fluorescent lamp, has specified ratio of maximum value for detection strengths occurring under specified conditions based on specific direct pole figure.

CHIBA YOSHIHIRO, CHIBA Y

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

CHIBA Y, ONO T, CHIBA G

Copper foil for manufacturing graphene, has specified arithmetic mean roughness in rolling parallel direction and rolling perpendicular direction.

CHIBA YOSHIHIRO, CHIBA Y, CHIBA G, YOSHIHIRO C

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 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