FUNCTIONAL SEPARATOR, PREPARATION METHOD THEREOF AND LITHIUM SECONDARY BATTERY COMPRISING SAME
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United States of America
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Issued Date -
Nov 21, 2024
app pub date -
Jul 30, 2024
filing date -
Jul 30, 2024
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Abstract
A functional separator capable of improving the capacity and lifetime of a battery by coating a material capable of reducing lithium polysulfide on a separator surface in order to resolve the problems caused by leaching of lithium polysulfide, a preparation method thereof and a lithium secondary battery including the same. The functional separator includes a base separator; a conductive carbon layer on the surface of the base separator; and a metal oxide formed on at least one of an interior and the surface of the conductive carbon layer.
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