国家/地区 中国（4）
IPC部 C（4）
IPC大类 C22（4） C01（3） H01（2）
IPC小类 C22B（4）
IPC C22B007/00（4）
发明人
公开年 2023（2）
申请年
专利权人

Recycling nickel cobalt catalyst comprises soaking waste catalyst with nickel and cobalt in sulfuric acid, adding chitosan-graphene porous adsorption material, adsorbing amine, heating, adsorbing nickel-cobalt ions, replacing cobalt ions adsorbed by nickel ions, and separating nickel-cobalt ions.

ZHANG J, XU S, YANG Z, ZHOU S, XU Y

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

Method for simultaneously recycling positive and negative electrodes of lithium-ion batteries using multi-layer electrode structure, involves sandwiching conductive acid-resistant material with negative electrode material of lithium ion battery as anode of electrode system.

YU J, KONG J, GU S

Preparation of aminated aromatized graphene by dissolving nickel acetate in ammonium hydroxide, adding to mixed liquid of acetylene tail gas higher-hydrocarbon polymer in alcohol solvent, reacting, diluting, filtering and extracting.

LI X