CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY
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United States of America Patent
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Nov 26, 2015
app pub date -
Dec 26, 2013
filing date -
Dec 26, 2012
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Abstract
The present disclosure relates to a cathode active material for a lithium secondary battery, and more particularly, to a cathode active material, which is used for a lithium secondary battery and is prepared to include a mixture of particles with different particle sizes and thereby to have an improved tap density. At least one particle of the mixture of the particles is provided to have a gradient in internal concentration.
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