Negative-limited lithium-ion battery
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United States of America Patent
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Apr 19, 2011
Grant Date -
Feb 5, 2009
app pub date -
Sep 29, 2008
filing date -
Oct 29, 2004
priority date (Note) -
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Abstract
A rechargeable lithium-ion battery includes a positive electrode that includes a first current collector and a first active material. The battery also includes an electrolyte and a negative electrode that includes a second current collector and a second active material, where the second active material includes a lithium titanate material. The positive electrode has a first capacity and the negative electrode has a second capacity, the second capacity being less than the first capacity such that the rechargeable lithium-ion battery is negative-limited.
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