国家/地区 中国（39） 日本（14） 世界知识产权组织（7） 韩国（6） 台湾（6） 欧洲专利局（EPO）（5） 美国（5） 西班牙（4）
IPC部 C（49）
IPC大类 C22（49） B21（18） C01（18）
B22（13） H01（12） C23（9）
C21（6） B32（5） B82（5）
C25（5） B01（2）
IPC小类 C22C（49）
IPC C22C009/00（49）
发明人 CHIBA Y（13） CHIBA G（5） LIU S（4）
YOSHIHIRO C（4） ZHANG X（4） CHIBA YOSHIHIRO（3）
LI T（3） YAMAJI T（3） YANG Z（3）
FENG X（2） HAN N（2） HE G（2）
HOU H（2） HUANG G（2） LENG J（2）
公开年 2021（13） 2018（5） 2012（4） 2013（4） 2014（4） 2015（4） 2022（4） 2023（4） 2020（3） 2016（2）
申请年 2021（13）  2012（8）  2017（6）  2022（5）  2013（3）  2019（3）  2011（2）  2014（2）  2015（2）  2020（2） 
专利权人 JX NIPPON MI.（14） NIPPON MININ.（7） LIU S（5） NIPPON MININ.（5）
NIPPON MININ.（3） UNIV JINAN（3） AVIC MFG TEC.（2） GRINM ENG TE.（2）
NANCHANG INS.（2） SHAANXI SIRU.（2）

Preparing graphene copper-based composite material, comprises e.g. mixing graphene slurry and copper-based powder, compressing powder to obtain green body, vacuum calcining, subjecting to solution heat treatment and aging heat treatment to obtain graphene copper-based composite material.

WANG X, XIAO Z, CAO Z, LI J

Preparing graphene superconducting copper wire, comprises soaking oxygen-free copper balls in self-adhesive water, adding oxygen-free copper balls coated with self-adhesive, hot-pressing graphene composite copper material and performing drawing forming and annealing treatment.

LI J, CAI M, LI B

Preparing graphene-doped copper bonding wire comprises taking graphene oxide, mixing with mixed metal powder to obtain molten mixed powder, placing semi-finished product wire into aqueous solution of reducing agent for heating, annealing, washing and drying.

FENG Z, QU S, LIU B, WANG T, LIN L

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

In-situ interface modification method of graphene copper-based composite material involves adding copper powder after annealing and reduction into mixed solution of carbon source and copper salt in oil bath heating environment, and coating carbon source with copper ion powder.

ZHANG D, LI Z, PENG Y, DONG Z, XIONG D

Preparing metal-based composite material involves preparing graphene preparation solution, performing low-energy ball milling to oxidized graphene, cold pressing mixed powder into sheet blank, and annealing in reducing furnace in hydrogen atmosphere.

FENG Y, CHEN L, MA J

Additive manufacturing of copper-based polymorphic high-entropy alloy powder by preparing copper-based polymorphic high-entropy alloy powder as forming powder, placing in automatic powder feeder, and induction heating.

LI W, YI Y, GUO B, ZHANG Z, ZHOU S

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

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

Ultra-low chromium content copper tungsten-copper chromium integral electrical contact comprises copper tungsten arc resistant end and copper chromium conductive end.

LIU P, YANG R, ZHOU N, ZHAO J, KANG D, ZHOU X