Lithium secondary battery

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United States of America Patent

PATENT NO 9905887
SERIAL NO

14405798

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Abstract

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The present invention relates to a secondary battery cg a positive electrode capable of absorbing and releasing lithium, and a electrolyte solution containing a non-aqueous electrolytic solvent, wherein the positive electrode has a positive electrode active material which operates at 4.5 V or more relative to lithium, and wherein the non-aqueous electrolytic solvent contains a sulfone compound represented by a predetermined formula and a fluorinated ether compound represented by a predetermined formula.

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Patent Owner(s)

  • NEC CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Katou, Yuukou Tokyo, JP 25 147
Nakamura, Akinobu Tokyo, JP 17 340
Noguchi, Takehiro Tokyo, JP 63 377
Sasaki, Hideaki Tokyo, JP 103 1359
Takahashi, Makiko Tokyo, JP 29 91

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