NONAQUEOUS ELECTROLYTE SECONDARY BATTERY
Provided is a nonaqueous electrolyte secondary battery in which a negative-electrode active material containing a graphite material and silicon or a silicon compound is used and which has an excellent charge-discharge cycle characteristic. In the nonaqueous electrolyte secondary battery, the negativ...
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Main Authors | , , , |
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Format | Patent |
Language | English |
Published |
02.08.2012
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Subjects | |
Online Access | Get full text |
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Summary: | Provided is a nonaqueous electrolyte secondary battery in which a negative-electrode active material containing a graphite material and silicon or a silicon compound is used and which has an excellent charge-discharge cycle characteristic. In the nonaqueous electrolyte secondary battery, the negative-electrode active material used is an active material containing a graphite material and silicon or a silicon compound, and the negative electrode binder used comprises a polyimide and polyvinylpyrrolidone. |
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Bibliography: | Application Number: US201213363607 |