NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
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United States of America
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Nov 14, 2024
app pub date -
Mar 8, 2024
filing date -
Mar 8, 2024
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Abstract
A negative electrode for a rechargeable lithium battery includes a current collector, and a negative active material layer on the current collector and including a copolymer binder, a Si—C composite negative active material, and a crystalline carbon negative active material, wherein the copolymer binder includes a (meth)acrylic acid-based repeating unit and a (meth)acrylonitrile-based repeating unit, and a DD (Degree of Divergence) value defined by Equation 1 is about 30 or more.
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