Nonaqueous electrolyte secondary battery
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United States of America Patent
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Jun 8, 2004
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N/A
app pub date -
Aug 31, 2001
filing date -
Mar 1, 1999
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Abstract
A nonaqueous electrolyte secondary battery characterized as using a mixture of a first oxide and a second oxide for its positive electrode material. The first oxide is a spinel oxide consisting substantially of lithium, manganese, a metal other than manganese, and oxygen. The second oxide is different in composition from the first oxide and consists substantially of lithium, nickel, cobalt, a metal other than nickel and cobalt, and oxygen.
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