国家/地区 日本（5） 台湾（2） 世界知识产权组织（2）
IPC部 C（5）
IPC大类 C01（5） C22（5） B21（2）
IPC小类 C01B（5）
IPC C01B031/02（5）
发明人 CHIBA Y（5） CHIBA YOSHIHIRO（2）
公开年 2014（5）
申请年 2013（3）  2012（2） 
专利权人 JX NIPPON MI.（5） NIPPON MININ.（3）

Copper foil used for manufacturing graphene for e.g. separator for fuel cells, mercury-free fluorescent lamp and composite material, comprises sulfur, oxygen, copper and oxygen gas, when copper foil is heated at specified conditions.

CHIBA Y

Rolled copper foil used for multilayer graphene manufacture comprises silicon or titanium in surface by X-ray photoelectron spectroscopy.

CHIBA Y

Rolled copper foil used for manufacture of graphene used for formation of graphene sheet used for e.g. conductive thin film of display element, has preset detection strength ratio in positive pole, under specified conditions.

CHIBA Y

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

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