国家/地区 中国（11）
IPC部 C（11）
IPC大类 C22（11） H01（11） B22（7）
B21（3） C01（2） C21（2）
IPC小类 C22C（11）
IPC C22C009/00（11）
发明人 LI Z（2）
公开年 2022（7） 2021（4）
申请年 2021（11）
专利权人 UNIV SHANGHA.（2）

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

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

Superconducting copper comprises oxygen-free copper, graphene, lead, niobium, and titanium.

MU Y, HU W

Preparation of graphene/metal-based composite material based on graphene defect control involves ultrasonically dispersing graphene powder with different defects, at the same time, metal powder by stirring ball milling.

LIU Y, ZOU B, ZHANG G, WANG G, LI Z, OUYANG H

Preparing graphene/carbonized polymer dot synergistic reinforced copper-based composite material involves sintering and reducing reduced graphene oxide/carbonized polymer dot-copper composite powder prepared using copper acetate monohydrate solution, reduced graphene oxide, and copper powder.

YI J, BAO R, MA R, YOU X

High-strength and high-conductive copper rod used for manufacturing e.g. precise instrument, parts of ship and bullet shell of gun, comprises chromium, nickel, aluminum, molybdenum, graphene, phosphorus, boron, and copper.

LIAN J, ZHENG W, GAO S

Copper alloy composite material used in cable for e.g. electronic information and aerospace, comprises graphene, dispersant, and copper powder, where high-strength and high-conductivity graphene/copper composite material is copper-copper chloride-graphene multi-layer composite structure.

HU L, FANG M, LI X, ZHUO X, WU Y, JU J, BAO C, LIU H

Preparation of graphene copper wire includes ball milling graphene oxide powder and oxygen-free copper powder to obtain mixed powder, hot-press sintering mixed powder, mixing with oxygen-free copper powder to obtain graphene copper sintered body, annealing graphene copper wire and winding.

YANG Z

Surface modified copper bus bar, has lapping surface and non-overlapping surface of copper bus are attached with silver bottom layer by magnetic control sputtering technology.

LIN Q, MEI Z

Preparing high conductive nickel modified graphene/copper composite material used in e.g. conductive field involves loading nickel on graphene to obtain nickel-grind powder using two-step hydrothermal method, mixing nickel-graphene powder with copper powder, ball milling and sintering mixed powder.

LIU R, DING J, ZHANG M, ZHU H