POSITIVE ELECTRODE BINDER FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY POSITIVE ELECTRODE AND LITHIUM SECONDARY BATTERY COMPRISING SAME
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United States of America Patent
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Issued Date -
Jul 27, 2023
app pub date -
Aug 10, 2021
filing date -
Aug 11, 2020
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Abstract
Disclosed are a positive electrode binder for a lithium secondary battery capable of improving battery performance, by being constituted by a cationic monomer, and thus capturing lithium polysulfide that occurs during charging and discharging of the battery, and a positive electrode for a lithium secondary battery and a lithium secondary battery comprising the same. The positive electrode binder for the lithium secondary battery comprises a cationic (meth)acrylate-based monomer containing one or more cations, or a derivative thereof.
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