POSITIVE-ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, MANUFACTURING METHOD THEREFOR, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY PROVIDED WITH SAID POSITIVE ELECTRODE
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United States of America Patent
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Issued Date -
Aug 6, 2015
app pub date -
Aug 7, 2013
filing date -
Aug 10, 2012
priority date (Note) -
Abandoned
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Abstract
To provide the following: a positive-electrode active material for a lithium secondary battery, said material being inexpensive to synthesize and having good storage characteristics after battery manufacture; a manufacturing method therefor; a positive electrode provided with said positive-electrode active material; and a lithium secondary battery provided therewith. [Solution] This positive-electrode active material for a lithium secondary battery contains a carbonaceous material and iron-containing lithium titanate that has a cubic rock-salt structure and can be represented by the composition formula Li1+x(Ti1−yFey)1−xO2 (with 0
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