国家/地区 中国（4）
IPC部 C（4）
IPC大类 H01（4） C22（2）
IPC小类 H01B（4）
IPC C22C001/10（2） H01B001/02（2） H01B013/00（2）
发明人 MA J（4）
公开年 2022（4）
申请年 2022（4） 
专利权人

Preparing copper/ graphene composite material for e.g. power transmission comprises carrying out one-time hydrothermal method, adding copper salt and reducing agent into beaker , transferring solution into constant temperature water bath, performing suction filtration, washing, and vacuum drying.

MA J, DU W, PANG J, ZHANG L

Fifth Generation communication cable insulating layer material useful in high definition video, internet of things, VR/AR and other application scene comprises polypropylene granules, antioxidant, lubricant, layered nano material modified bio-based carbon forming agent and ammonium polyphosphate.

MA J, WANG M, ZHOU J, LI K, XIE H

Production graphene of metal conductive material comprises forming and pressing, where step of graphene and step of molding pressing are carried out in same chamber.

SHAO L, HUANG D, DUAN Y, JIANG H, MA J, YU J, XU X, LI X, SHI H

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