Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
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United States of America Patent
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Jul 28, 2015
Grant Date -
Jan 10, 2013
app pub date -
Sep 14, 2012
filing date -
Apr 5, 2007
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Abstract
An object is to provide a nonaqueous electrolyte and a nonaqueous-electrolyte secondary battery which have excellent discharge load characteristics and are excellent in high-temperature storability, cycle characteristics, high capacity, continuous-charge characteristics, storability, gas evolution inhibition during continuous charge, high-current-density charge/discharge characteristics, discharge load characteristics, etc. The object has been accomplished with a nonaqueous electrolyte which comprises: a monofluorophosphate and/or a difluorophosphate; and further a compound having a specific chemical structure or specific properties.
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