POSITIVE ELECTRODE ACTIVE MATERIAL FOR ALKALINE SECONDARY BATTERY AND ALKALINE SECONDARY BATTERY INCLUDING THE POSITIVE ELECTRODE ACTIVE MATERIAL
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Feb 15, 2017
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Feb 16, 2016
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A nickel-hydrogen secondary battery includes an electrode group including a separator, a positive electrode, and a negative electrode, and the positive electrode includes a positive electrode active material particle including a base particle and a surface layer covering the surface of the base particle, and the base particle contains nickel hydroxide, and the surface layer contains a trivalent or higher-valent cobalt compound and Co3O4.
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