从“城市矿山”掘金 武汉博士实现废旧锂电池高品质利用

Core Viewpoint - The article highlights the innovative research by a PhD graduate focused on recycling waste lithium batteries, emphasizing the potential for resource recovery and environmental benefits in the context of limited mineral resources and increasing demand for lithium in electric vehicle production [1][2]. Group 1: Research and Innovation - The researcher employs electrochemical techniques to process waste lithium batteries, allowing lithium to be reintroduced into the battery production chain [1]. - The innovative selective acid leaching process extracts lithium, nickel, cobalt, and manganese from mixed electrode materials, transforming them into high-quality battery materials [2]. - The technology has been recognized by the company, which sees it as a significant advancement in the recycling of waste lithium batteries, optimizing processes and reducing production costs [2]. Group 2: Industry Context - The article discusses the growing reliance on lithium batteries in electric vehicles and the challenges posed by the dependence on imported materials like cobalt and nickel [1]. - It emphasizes the importance of recycling electronic waste, which can be viewed as "urban mines," to alleviate resource shortages and environmental pressures [1]. - The rising prices of lithium carbonate in 2022 highlighted the urgency of developing technologies to recycle and recover lithium from waste sources [1].