国家/地区 中国（23）
IPC部 B（24）
IPC大类 C22（24）
IPC小类 C22C（24） B22F（20） C23C（8）
H01B（7） C01B（6） C22F（5）
F16D（3） B21B（2） B21C（2）
B22D（2）
IPC C22C009/00（24）
发明人 WANG X（4） ZHANG Y（4） LI X（3）
LI Z（3） DING Y（2） LIU B（2）
LIU J（2） SHI Z（2） WANG W（2）
ZHANG X（2） ZHOU S（2）
公开年 2022（18） 2023（6）
申请年 2022（24）
专利权人

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 oriented carbon nanotube-graphene/copper composite material for use in aerospace industry, involves placing graphite mold in electromagnetic field, adding dry composite powder slowly to align powder in mold, and solidifying powder by Spark plasma sintering vacuum sintering apparatus.

DU H, LIU S, DENG W, DENG L

Electrical contact functional composite material useful in preparation of high and low voltage switch contact, comprises matrix phase which is dispersed copper formed by dispersion of aluminum oxide on copper matrix, and enhanced phase is molybdenum, silicon carbide and graphene oxide.

LIU Y, LI X, JIA Y, WANG Z, ZHENG X, LI Y, AN J, ZHU H, TIAN B, ZHOU M, ZHANG Y

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

Graphene of high speed train braking sheet material comprises matrix component, matrix reinforcing component, friction component, and lubricating component, and matrix reinforcement is composed of graphene oxide and iron powder.

LIU B, ZHANG D, LIU Z

Preparation method of graphene copper composite material used in e.g. modern electronic information industry field, involves continuously casting mixture of copper powder and graphene in vacuum condition.

WANG E, WANG Y, HU X, ZHANG R, WANG X, LIU K, FU Y

Conductor material, has metal matrix, first carbon allotrope distributed within metal matrix, where first carbon allotrope is aligned with direction of electric current flow through length of metal matrix, and metal matrix and first carbon allotrope have electrical interfacial coherency.

KRAFT F F

Titanium carbide-yttrium oxide composite reinforced graphene-coated copper-based contact material comprises titanium carbide, yttrium oxide, tungsten, chromium, molybdenum, and graphene-coated copper.

LIU J, ZHANG Y, CHEN H, YU X, TAO Y, WANG J

Performing graphene copper composite material useful in transmission cable comprises performing chemical vapor deposition on copper powder under methane and reducing atmosphere to form graphene on surface of the copper powder hot-pressing and sintering first powder.

CHEN S, LIU J, CHI C, GAO J, PANG Z, ZHANG Q, CHEN B, HAN Y, ZHU Z, DING Y