锂电回收行业Tulsimer树脂在萃镍余液中的镍回收和净化萃取剂的技术研究  

Research on nickel recovery and purification extractant of Tulsimer resin in nickel extraction residual liquid in lithium battery recycling industry

作　　者：肖鹏涛 白江飞 XIAO Peng-tao;BAI Jiang-fei(Cohesion(Beijing)Technology Co.,Ltd.,Beijing 100071,China)

机构地区：[1]科海思(北京)科技有限公司,北京100071

出　　处：《世界有色金属》2024年第16期163-166,共4页World Nonferrous Metals

摘　　要：简要介绍了锂电三元材料回收的必要性和主流工艺,结合某电池新材料回收企业在湿法萃取结晶工艺中萃镍余液含萃取剂的问题进行实验和具体分析。处理前,该企业萃镍余液中的镍离子含量为0.285g/l,锂离子含量为2.65g/l,萃取剂含量为134mg/l,采用树脂工艺处理后的含量为镍离子未检出,锂离子2.453g/l,萃取剂含量为0.3mg/l。In this paper,the necessity and main process of the recovery of ternary materials of lithium battery are briefly introduced,and the extraction agent in the residual liquid of nickel extraction in the wet extraction crystallization process of a new battery material recovery enterprise is analyzed.Before treatment,the nickel ion content in the residual nickel extraction liquid of the enterprise was 0.449g/l,the lithium ion content was 2.771g/l,the extractant content was 134mg/l,and the content of nickel ion was not detected after resin treatment,the lithium ion content was 2.453g/l,the extractant content was 0.3mg/l.

关 键 词：电池回收 三元材料 萃镍余液 树脂除油 镍离子的回收 

分 类 号：TQ028.32[化学工程]