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| 球磨参数对锂离子正极材料Li2FeSiO4电化学性能的影响 | |
| 引用本文： | 陈贞干,黄小兵,陈红辉,周诗彪,陈远道,刘北平,杨基峰,瞿美臻,于作龙.球磨参数对锂离子正极材料Li2FeSiO4电化学性能的影响[J].合成化学,2012,20(4):448-451,457. |
| 作者姓名： | 陈贞干 黄小兵 陈红辉 周诗彪 陈远道 刘北平 杨基峰 瞿美臻 于作龙 |
| 作者单位： | 1. 湖南文理学院化学化工学院,湖南常德,415000 2. 湖南文理学院化学化工学院,湖南常德415000;常德力元新材料有限责任公司,湖南常德415001;中国科学院成都有机化学研究所,四川成都610041 3. 常德力元新材料有限责任公司,湖南常德,415001 4. 中国科学院成都有机化学研究所,四川成都,610041 |
| 基金项目： | 国家高技术研究发展计划，国家科学技术部重大科学研究计划，湖南省重点建设学科，湖南省工业支撑计划重点项目，湖南文理学院博士启动基金 |
| 摘 要： | 以碳酸锂、草酸亚铁、纳米二氧化硅为原料,采用机械球磨和固相法相结合的方法制备了Li2FeSiO4正极材料(F)。研究了球磨参数对F电化学性能的影响。结果表明,在球磨速度为500 rad.min-1,球料比m钢球∶m原料]为15∶1,球径为3 mm的条件下制备的F具有较好的电化学性能。 |
| 关 键 词： | 锂离子电池 固相反应 硅酸亚铁锂 球磨 制备 电化学性能 |
Effect of Ball-milling on the Electrochemical Performance of Li2FeSiO4 for Lithium-ion Battery Cathode Materials |
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| CHEN Zhen-gan , HUANG Xiao-bing , CHEN Hong-hui , ZHOU Shi-biao , CHEN Yuan-dao , LIU Bei-ping , YANG Ji-feng , QU Mei-zhen , YU Zuo-long.Effect of Ball-milling on the Electrochemical Performance of Li2FeSiO4 for Lithium-ion Battery Cathode Materials[J].Chinese Journal of Synthetic Chemistry,2012,20(4):448-451,457. | |
| Authors: | CHEN Zhen-gan HUANG Xiao-bing CHEN Hong-hui ZHOU Shi-biao CHEN Yuan-dao LIU Bei-ping YANG Ji-feng QU Mei-zhen YU Zuo-long |
| Institution: | 1.College of Chemistry and Chemical Engineering,Hunan University of Arts and Science,Changde 415000,China; 2.Changde Lyrun New Material Co.Ltd.,Changde 415001,China; 3.Chengdu Institute of Organic Chemistry,Chinese Academy of Science,Chengdu 610041,China) |
| Abstract: | Li2FeSiO4 cathode material(F) were preparated by mechanical ball-milling and solid-state reaction method from Li2CO3,FeC2O4·2H2O and nano SiO2.The effects of ball-milling parameter on the electrochemical performance of F were investigated.The results showed that the F prepared under optimum ball-milling parametersmilling rate is 500 rad·min-1,ball material ratio(msteel ball∶ mmaterial) is 15 ∶ 1 and ball diameter is 3 mm] exhibited better electrochemical performance. |
| Keywords: | lithium ion battery solid-state reaction Li2FeSiO4 ball-milling preparation electrochemical performance |
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