Nonaqueous electrolyte secondary battery
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United States of America
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Jan 7, 2020
Grant Date -
Apr 19, 2018
app pub date -
Mar 8, 2016
filing date -
Mar 8, 2016
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Abstract
It is an object of the present invention to provide a nonaqueous electrolyte secondary battery improved in output after storage in a charged state. An embodiment of the present invention provides a nonaqueous electrolyte secondary battery including an electrode assembly having a structure in which a positive plate and a negative plate are stacked with a separator therebetween. The positive plate contains tungsten and a phosphate compound. The negative plate contains a graphitic carbon material as a negative electrode active material and a noncrystalline carbon material stuck on the surface thereof. The negative plate contains tungsten or a tungsten compound on the surface of the noncrystalline carbon material.
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