国家/地区 中国（7） 日本（5） 欧洲专利局（EPO）（4） 西班牙（4） 韩国（4） 台湾（4） 美国（4） 世界知识产权组织（4）
IPC部 B（8）
IPC大类 C01（8）
IPC小类 C01B（8）
IPC C22C009/00（8）
发明人 CHIBA Y（5） CHIBA G（4） YOSHIHIRO C（3）
CHIBA YOSHIHIRO（2）
公开年 2013（3） 2022（3） 2012（2）
申请年 2012（4）  2022（2） 
专利权人 JX NIPPON MI.（5） NIPPON MININ.（4） NIPPON MININ.（4） NIPPON MININ.（2）

Method for preparing graphene metal composite material useful in field of alloy preparation for electrical, mechanical, and thermodynamic applications, comprises e.g. growing graphene on surface of metal material, heating, and applying pressure to metal material grown with graphene.

QU Y, TAN H, WANG W, SHEN D

Preparing graphene metal layered composite material useful in aerospace industry, aviation industry and information industry, comprises pre-treating solid carbon source, growing graphene on many metal substrates and hot-pressing many graphene metal substrates.

SHAO L, LI X, ZHANG Y, LI Z, HUANG D, SHI H, DUAN Y

Method for Preparing oxidation resistant copper-based surface enhanced Raman scattering substrate, involves adding alloy strip into hydrochloric acid ethanol solution to remove alloy to obtain nano porous copper, carrying out acid washing on nano porous copper, and washing oxide layer off.

LIU J, NING J, ZHANG L, CHEN C, PAN D

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 used for graphene manufacture, consists of copper plating layer containing hydrogen in ratio above preset value, and having glossiness above preset value in rolling parallel direction and right angle direction.

CHIBA Y

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