废锂离子电池中钴的回收价值与技术

Recovery Value and Technology of Cobalt in Waste Lithium Ion Batteries

近年来废旧锂电池的产生量逐年增加,锂电池中钴等金属资源具有很大的回收价值,本文对废旧锂电池现有工艺钴离子的回收价值及回收技术进展进行了综述,主要包括预处理、正极材料、浸出液回收等工艺步骤,根据现有技术进展情况及未来发展方向提出了未来锂电池回收朝着低成本、低污染、绿色、高效的方向发展,为锂电池回收领域作者提供研究思路。

In recent years,the production of waste lithium batteries has increased year by year,and the metal resources such as cobalt in lithium batteries have great recycling value.In this paper,the recycling value of cobalt ion and the progress of recycling technology in the existing process of waste lithium batteries are summarized,mainly including pretreatment,cathode materials,leachate recovery and other process steps.The current technological progress and the future development direction of lithium battery recycling put forward that the future development of lithium battery recycling will be low cost,low pollution,green and efficient,which will provide research ideas for the authors in the field of lithium battery recycling.