国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/184（2） C22F001/08（2）
发明人
公开年 2023（4）
申请年 2022（4）
专利权人

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 absorbing composite material i.e. wave absorbing material, for use in electronic technologies e.g. mobile devices, has nickel and/or cobalt formed as square-shaped structure and uniformly stacked on graphene sheet layer.

CHEN C, WANG X, CHEN G, FENG Y, CHEN Q, WANG Y, SU Y, LU S, ZHANG J, SUN Y, ZHANG P, HOU M, CHENG S, CHEN A, DU Z, MA Y

Preparing graphene composite copper heat-conducting film comprises adding graphene oxide into water, stirring to obtain graphene oxide slurry, adding copper sulfate solution, coating graphene oxide-copper sulfate composite slurry on substrate, heat-treating, sintering composite nano-copper film.

PAN Z, ZHOU M

Waste lithium-ion battery recycling method based on selective enhanced crushing method, involves extracting metal and its maintenance by supercritical fluid/subcritical fluid, and using supercritical fluid/subcritical fluid extraction in situ preparation graphene from anode material.

SHI H, LU Y