国家/地区 中国（30）
IPC部 B（30）
IPC大类 B22（30） C22（29） H01（9）
C01（5） C21（4） B21（2）
IPC小类 B22F（30） C22C（29） C22F（10）
H01B（6） C01B（5） C21D（4）
H01H（3） B21C（2）
IPC B22F003/14（30）
发明人 WANG Y（4） LI Z（3） LIU J（3）
XIONG J（3） YAN H（3） FENG Y（2）
HOU H（2） JU J（2） LI T（2）
LIANG Y（2） LIU W（2） WANG H（2）
YANG M（2） YANG Z（2） ZHANG B（2）
公开年 2021（16） 2022（13）
申请年 2021（30）
专利权人 UNIV GUIZHOU（3） UNIV NANCHAN.（3） UNIV SHANGHA.（3） AVIC MFG TEC.（2）
ZHENG Y（2）

Preparing copper rare earth graphene electrical contact material comprises e.g. mixing copper rare earth alloy powder and silicon powder to obtain mixed powder, carrying out chemical vapor deposition, separating silicon powder in mixed powder, sintering, extruding and drawing preform.

CAO H, MA Y

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 rare earth-doped graphene-aluminum-based composite material involves mixing rare earth metal oxide, ammonia carboxy complexing agent and water, carrying out complexation reaction, mixing with graphene solution, granulating, mixing rare earth-doped graphene with aluminum matrix, and molding.

REN F, LIU J, WANG Y

Preparation of rare earth modified graphene copper based composite material used for contact line for high speed rail, involves ball milling graphite, organic amine and alcohol substance, centrifuging and separating product, and dissolving copper salt in alcohol substance.

WANG X, HUANG W, XUE D, WONG W

Copper-based iron-based composite electro contact material for switch electric appliance and electronic instrument instrument, comprises ferric oxide graphene, ferroferric oxide, ferric chloride solution, and copper base material.

ZHENG Y

Alloy steel reinforced by graphene for use in metal-based composite material field comprises chromium-manganese-titanium, and graphene.

CHEN R, WANG H, ZHANG B, HU S, ZUO L, CHEN Y, PAN P, LI Y, LU X

Preparation of graphene/aluminum composite comprises using electrostatic self-assembly method, taking aluminum powder, cold pressing and molding mixed powder, and placing pressed blank in vacuum hot pressing sintering furnace.

YAO Y, CAO D, WANG Y, WANG H, FAN Y, YU S, WANG C

Preparation of cermet cutter material used in ceramic cutter, involves e.g. ball milling titanium carbonitride, tungsten carbide, molybdenum carbide, nickel and cobalt, dissolving polyvinylpyrrolidone in absolute ethyl alcohol, pouring graphene and nano-aluminum oxide, pressing, and sintering.

CHEN H, ZHANG G, ZHOU J, LIU G, ZHOU H

Manufacturing high-performance diamond composite sheet involves completely and uniformly mixing diamond micro powder and binder, assembling hard alloy substrate, uniformly mixed diamond micro powder and binder, and sintering mixture at high temperature and pressure.

DONG R, QIN W, JIAO X, LIU J, PIAN X, HAN X, SUN R

Graphene-reinforced metal composite material for use in electronic packaging, has metal substrate and enhanced phase, where reinforced phase comprises graphene housing and metal particles in the graphene housing.

LUO P, YANG Y, HE G, LIANG Y