Method of preparing negative active material for rechargeable lithium battery, and negative active material and rechargeable lithium battery prepared from the same
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United States of America Patent
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Feb 28, 2017
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Mar 6, 2014
app pub date -
Aug 19, 2013
filing date -
Aug 28, 2012
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Abstract
Disclosed are a method of preparing a negative active material for a rechargeable lithium battery that includes preparing a solution including spherically shaped natural graphite particles and a solvent, ultrasonic wave-treating the solution, and drying the ultrasonic wave-treated solution to prepare graphite modified particles, and a rechargeable lithium battery prepared therefrom.
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