锂离子电池正极材料Li_3V_2(PO_4)_3/C的最新进展

Latest development of the anode material Li_3V_2(PO_4)_3/C of lithium ion battery

Li3V2(PO4)3是继磷酸铁锂之后的另一个极具市场潜力的锂离子电池正极材料,有望应用于电动车和混合动力车。综述了2011-2013年国内外研究者对Li3V2(PO4)3正极材料各方面的最新研究成果,包括制备方法上的创新,既有对传统方法的改进与创新,也有首次使用的新型制备方法;使用各种新型碳源和包覆手段来形成更加均匀的碳层;使用新的掺杂离子,包括金属阳离子掺杂和以Cl-进行阴离子掺杂;最后讨论了材料颗粒的纳米化进程。这些新的研究成果均展示了Li3V2(PO4)3正极材料的广泛应用前景。

After the research of LiFePO4,Li3V2（PO4）3is identified as another anode material for LIB with the most market potential.It is expected can be applied to eV and HEV.The newest research results about Li3V2（PO4）3in 2011-2013 were summarized.The new type of synthesis method（including the improved version of traditional synthesis method and the new ways using for the first time）,the new carbon sources and coating methods,the new doping ions（the metal cation to replace V5＋and the Cl-to replace PO-4）,the new method of nanocrystallization to decrease the particle size were introduced.All these results can improve Li3V2（PO4）3material had broad application prospect.