Separator For Lithium Secondary Battery And Lithium Secondary Battery Including The Same
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United States of America Patent
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Oct 8, 2020
app pub date -
Mar 8, 2018
filing date -
Mar 10, 2017
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Abstract
The present invention relates to a separator for a lithium secondary battery, which includes a porous substrate, and a lithium metal layer formed on one side of the porous substrate, wherein the lithium metal layer is formed on an outer circumferential surface of the porous substrate and has a window frame shape with an empty interior, and a lithium secondary battery including the same.
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