国家/地区 世界知识产权组织（7）
IPC部 B（7）
IPC大类 B21（7）
IPC小类 B21B（7） C22C（7） C22F（7）
C01B（6） B82Y（5） B32B（4）
C23F（3） B01J（2） B21C（2）
IPC C22C009/00（7）
发明人 CHIBA Y（6） CHIBA G（5） YOSHIHIRO C（4）
CHIBA YOSHIHIRO（3） TATSUYA Y（2） YAMAJI T（2）
公开年 2012（3） 2013（2）
申请年 2012（5） 
专利权人 JX NIPPON MI.（6） NIPPON MININ.（6） NIPPON MININ.（5） NIPPON MININ.（3）

Preparing copper-chromium-zirconium alloy layered belt material with composite deformation of graphene/copper, involves subjecting bulk copper-chromium-zirconium alloy to solid solution treatment, carrying out room temperature iso-channel extruding, low temperature rolling, stacking and vacuum-aging.

WANG D, AN X, DU Q, WEI K, YAO L, WEI W

Rolled copper foil for manufacturing graphene, has specified glossiness in both direction parallel to rolling direction and direction perpendicular to rolling direction, and average crystal grain size.

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 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