Non-aqueous electrolyte secondary battery

Details Non-aqueous electrolyte secondary battery Non-aqueous electrolyte secondary battery

2007-02-13

2007-02-13

Kalafut, Stephen J. (Department: 1745)

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Include electrolyte chemically specified and method

C429S223000, C429S224000, C429S231300, C429S231800

Reexamination Certificate

active

10663713

ABSTRACT:
In a non-aqueous electrolyte secondary battery provided with a positive electrode, a negative electrode using carbon material as negative electrode active material, and a non-aqueous electrolyte solution, the non-aqueous electrolyte solution contains at least a saturated cyclic carbonic ester and a cyclic carbonic ester having C═C double bond where an amount of the cyclic carbonic ester having C═C double bond is in a range of 1.0×10−8to 13.0×10−5g per negative electrode capacity of 1 mAh.

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