差示光度法测定锂离子电池材料中高含量锰  

Determination of high content manganese in cathode materials of Li-ion battery by differential spectrophotometry

作　　者：张利敏 张海朗 邹爱兰[2] 

机构地区：[1]江南大学化学与材料工程学院,江苏无锡214122 [2]中南大学资源加工与生物工程学院,湖南长沙410083

出　　处：《电源技术》2011年第2期162-164,共3页Chinese Journal of Power Sources

摘　　要：利用差示光度法对锂离子电池正极材料中高含量锰的测定进行了探讨。考察了酸度、氧化剂种类及其用量、煮沸时间对锂离子电池正极材料中高含量锰测定的影响。结果表明:该方法对电池正极材料中高含量锰的测定具有较好的准确度和精密度,回收率为103.68%～104.38%,相对标准偏差小于0.61%。The differential spectrophotometry was used to determine the high content manganese in cathode materials of Li-ion.The measurement conditions including acidity,types and amount of oxidant agents,boiling time were studied simultaneously.The results show that the method is accurate and precise with the recovery of 103.68%-104.38%,and the RSD is below 0.61%.

关 键 词：差示光度法 高含量锰 锂离子电池 正极材料 

分 类 号：TM912.9[电气工程—电力电子与电力传动]