国家/地区 中国（9） 日本（9） 韩国（6） 台湾（6） 世界知识产权组织（6） 欧洲专利局（EPO）（5） 美国（5） 西班牙（4）
IPC部 B（14）
IPC大类 C01（14） C22（14） B21（12）
B82（6） C23（5） B32（4）
B22（3） B01（2） C25（2）
IPC小类 C01B（14）
IPC C22F001/08（14）
发明人 CHIBA Y（9） CHIBA G（5） YOSHIHIRO C（4）
CHIBA YOSHIHIRO（3） TATSUYA Y（2） YAMAJI T（2）
ZHANG X（2）
公开年 2012（3） 2013（3） 2014（2） 2015（2） 2021（2） 2023（2）
申请年 2012（6）  2014（2）  2021（2）  2022（2） 
专利权人 JX NIPPON MI.（9） NIPPON MININ.（6） NIPPON MININ.（5） NIPPON MININ.（3）

Preparing copper-graphene composite material involves utilizing mechanical alloying method to prepare copper and polymer powder to obtain copper-polymer powder, cold isostatic pressing copper polymer powder to get bar melting region to bar porous rod material.

LIANG J, ZHANG X, WANG D, LI X, ZHOU S, GUO G, BAO F

Preparing graphene composite copper heat-conducting film comprises adding graphene oxide into water, stirring to obtain graphene oxide slurry, adding copper sulfate solution, coating graphene oxide-copper sulfate composite slurry on substrate, heat-treating, sintering composite nano-copper film.

PAN Z, ZHOU M

Method for preparing high-strength and high-conductivity copper/graphene composite material, involves conducting electrical and thermal conductivity, tensile properties and other tests on rolled clad sheet and heat-treated clad sheet, and comparing and observing microstructures.

YI Y, WANG G, ZHANG S, YU H, ZHANG X, JIANG Q

Boron-doped graphene reinforced copper-based composite material, is doped with boron on graphene sheet to form boron-doped graphene which is distributed in copper substrate, and copper-boron-carbon bond.

YANG M, LI T, LIU W, WANG Y, HOU H

Copper thin foil for manufacture of graphene, is made of material comprising specified amount of alloy elements chosen from specific elements of periodic table.

KIM K H

Rolled copper foil used in manufacture of graphene, has preset board width and sag dimension which is ratio of largest height with respect to minimum height of rolled copper foil along width direction.

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

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