国家/地区 中国（15） 日本（14） 韩国（6） 台湾（6） 世界知识产权组织（6） 欧洲专利局（EPO）（5） 西班牙（5） 美国（5）
IPC部 C（26）
IPC大类 C01（26）
IPC小类 C01B（26）
IPC C22F001/08（26）
发明人 CHIBA Y（13） CHIBA G（5） YOSHIHIRO C（4）
CHIBA YOSHIHIRO（3） YAMAJI T（3） LI X（2）
ONO T（2） TATSUYA Y（2） WANG G（2）
WANG X（2） ZHANG X（2）
公开年 2021（6） 2012（4） 2013（4） 2014（4） 2015（3） 2023（2）
申请年 2012（8）  2021（5）  2013（3）  2022（3）  2011（2）  2014（2） 
专利权人 JX NIPPON MI.（14） NIPPON MININ.（7） 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 improving multi-layer graphene coverage rate on copper-based alloy substrate comprises annealing copper base alloy substrate, introducing carbon source to graphene growth after annealing, realizing multi-layer graphene, quickly cooling to room temperature, ending growth.

CHEN Z, XIAO R, YU G, ZHANG Y

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

Preparing high-orientation and high thermal conductivity graphene/copper composite material used as thermal-conducting reinforcing body for electronic device heat power density, comprises e.g. adding isopropanol into ethanol, ultrasonically processing, and forming highly oriented graphene film.

LI L, ZHANG W, DONG L, HUO W, LI X, CHANG G

Preparing nitrogen-doped graphene comprises taking ionic liquid as precursor, spin-coating ionic liquid on the annealed copper foil in argon/hydrogen atmosphere and preparing nitrogen-doped graphene by high-temperature thermal decomposition.

GUAN S, WANG X, LI S, PENG Y

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

Vertical graphene composite heat conducting copper foil comprises copper foil substrate layer adhered with two plane graphene layers at surface and bottom, where surfaces of plane graphene layers have vertical graphene layers.

ZHANG L, YE Q, WANG X, SHEN L

Preparation of graphene nano-narrow band by electrifying aluminum sheet as cathode and copper foil as anode into electrolytic polishing solution, drying copper foil, photoetching and patterning with graphene and hydrogen plasma etching.

CHEN C, HE Z, JIANG S, SHI F, WANG G, ZHOU Q

Preparation method for preparing graphene-metal composite material involves stacking graphene-metal composite raw material and sintering graphene-metal composite raw material to produce graphene-metal composite material.

ZHANG J, BAI H, XIONG L, LUO J, CHEN G, JIANG D, HANG C