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首页> 外国专利> Positive-electrode active material precursor for nonaqueous electrolyte secondary battery, positive-electrode active material for nonaqueous electrolyte secondary battery, method for manufacturing positive-electrode active material precursor for nonaqueous electrolyte secondary battery, and method for manufacturing positive-electrode active material for nonaqueous electrolyte secondary battery

Positive-electrode active material precursor for nonaqueous electrolyte secondary battery, positive-electrode active material for nonaqueous electrolyte secondary battery, method for manufacturing positive-electrode active material precursor for nonaqueous electrolyte secondary battery, and method for manufacturing positive-electrode active material for nonaqueous electrolyte secondary battery

机译：非水电解质二次电池用正极活性物质前体，非水电解质二次电池用正极活性物质，非水电解质二次电池用正极活性物质前体的制造方法以及非水电解质正极活性物质的制造方法二次电池

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摘要

A positive-electrode active material precursor for a nonaqueous electrolyte secondary battery is provided that includes a nickel-cobalt-manganese carbonate composite represented by general formula NixCoyMnzMtCO3 (where x+y+z+t=1, 0.05≤x≤0.3, 0.1≤y≤0.4, 0.55≤z≤0.8, 0≤t≤0.1, and M denotes at least one additional element selected from a group consisting of Mg, Ca, Al, Ti, V, Cr, Zr, Nb, Mo, and W) and a hydrogen-containing functional group, wherein H/Me representing the ratio of the amount of hydrogen to the amount of metal components Me included in the positive-electrode active material precursor is greater than or equal to 1.60.
机译：提供一种用于非水电解质二次电池的正极活性材料前体，其包括由通式Ni x Co y Mn z M t CO 3 （其中x + y + z + t = 1、0.05≤x≤0.3、0.1≤y≤0.4、0.55≤ z≤0.8、0≤t≤0.1，并且M表示选自由Mg，Ca，Al，Ti，V，Cr，Zr，Nb，Mo和W组成的组中的至少一种附加元素官能团，其中，表示正极活性物质前体中包含的氢量与金属成分Me的比例的H / Me为1.60以上。

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