高温固相反应法合成LiFePO4实验条件探索  

Exploring the Experimental Conditions of LiFePO4 Synthesis by High Temperature Solid Phase Reaction

作　　者：苏雪花[1] 叶华玉 王兵[3] 徐行 SU Xue-hua;YE Hua-yu;WANG Bing;XU Hang(Petrochemical School,Lanzhou Petrochemical Polytechnic,Lanzhou 730060,China;Catalyst Plant of Lanzhou Petrochemical Company,Lanzhou 730060,China;No.3 Refinery plant of China Petroleum Fushun Petrochemical Company,Fushun 113001,China)

机构地区：[1]兰州石化职业技术学院石油化学工程学院,甘肃兰州730060 [2]中国石油兰州石化公司催化剂厂,甘肃兰州730060 [3]中国石油抚顺石化公司炼油三厂,辽宁抚顺113001

出　　处：《兰州石化职业技术学院学报》2020年第2期5-7,共3页Journal of Lanzhou Petrochemical Polytechnic

基　　金：兰州石化职业技术学院教研项目(JY2018-02)。

摘　　要：从降低锂离子电池的生产成本和提高材料的稳定性出发,采用高温固相反应法合成橄榄石LiFePO4,通过研究分析LiFePO4的收率、TGA-DTA谱图和样品的晶粒度,探讨合成温度对晶体结构和样品组成的影响,并确定高温固相反应法合成LiFePO4时较佳实验条件。In this paper,olivine LiFePO4 is synthesized by high-temperature solid-phase reaction method from the perspective of reducing the production cost of lithium-ion batteries and improving the stability of materials,.The yield of LiFePO4,the TGA-DTA spectrum and the grain size of the sample are analyzed through research to discuss the synthesis the effect of temperature on the crystal structure and sample composition,and determine the best experimental conditions for synthesis of LiFePO4 by high-temperature solid-phase reaction.

关 键 词：磷酸亚铁锂 高温固相反应法 晶粒度 

分 类 号：TM912[电气工程—电力电子与电力传动]