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差示光度法测定锂离子电池材料中高含量锰
引用本文:张利敏,张海朗,邹爱兰.差示光度法测定锂离子电池材料中高含量锰[J].电源技术,2011,35(2):162-164.
作者姓名:张利敏  张海朗  邹爱兰
作者单位:张利敏,张海朗,ZHANG Li-min,ZHANG Hai-lang(江南大学,化学与材料工程学院,江苏,无锡,214122);邹爱兰,ZOU Ai-lan(中南大学资源加工与生物工程学院,湖南,长沙,410083)
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%。

关 键 词:差示光度法  高含量锰  锂离子电池  正极材料

Determination of high content manganese in cathode materials of Li-ion battery by differential spectrophotometry
ZHANG Li-min,ZHANG Hai-lang,ZOU Ai-lan.Determination of high content manganese in cathode materials of Li-ion battery by differential spectrophotometry[J].Chinese Journal of Power Sources,2011,35(2):162-164.
Authors:ZHANG Li-min  ZHANG Hai-lang  ZOU Ai-lan
Affiliation:ZHANG Li-min1,ZHANG Hai-lang1,ZOU Ai-lan2 (1.School of Chemical & Materials Engineering,Jiangnan University,Wuxi Jiangsu 214122,China,2.School of Minerals Processing and Bioengineering,Central South University,Changsha Hunan 410083,China)
Abstract: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%.
Keywords:differential spectrophotometry  high content of manganese  Li-ion battery  cathode material  
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