Disclosed is lithium iron phosphate having an olivine crystal structure, wherein the lithium iron phosphate has a composition represented by the following Formula 1, a sulfur compound with a sulfide bond is contained, as an impurity, in the lithium iron phosphate particles, and carbon (C) is coated on particle surfaces of the lithium iron phosphate:Li1+aFe1-xMx(PO4-b)Xb (1)(wherein M, X, a, x, and b are the same as defined in the specification).展开▼
机译：公开了具有橄榄石晶体结构的磷酸铁锂，其中，磷酸铁锂具有下式1所示的组成，在磷酸铁锂颗粒中作为杂质含有具有硫键的硫化合物，并且碳（ C）涂在磷酸铁锂的颗粒表面：<？in-line-formulae description =“在线公式” end =“ lead”？> Li 1 + a Fe 1-x M x < / Sub>（PO 4-b ）X b （1）<？in-line-formulae description =“ In-line Formulae” end =“ tail”？> （其中M，X，a，x和b与规范中定义的相同）。
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