Nonaqueous electrolyte secondary battery using lithium cobalt oxide as a positive active material and a nonaqueous electrolyte containing a sulfonyl-containing compound and vinylene carbonate

A nonaqueous electrolyte secondary battery including a negative electrode containing a graphite material as the negative active material, a positive electrode containing lithium cobalt oxide as a main component of the positive active material and a nonaqueous electrolyte solution, the battery being...

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Main Authors FUJITANI SHIN, TAKAHASHI YASUFUMI, KINOSHITA AKIRA, NAKANE IKURO, ABE KOJI, MIYOSHI KAZUHIRO, FUJIMOTO HIROYUKI, TODE SHINGO
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LanguageEnglish
Published 03.12.2013
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Abstract A nonaqueous electrolyte secondary battery including a negative electrode containing a graphite material as the negative active material, a positive electrode containing lithium cobalt oxide as a main component of the positive active material and a nonaqueous electrolyte solution, the battery being characterized in that the lithium cobalt oxide contains a group IVA element selected from the group consisting of Ti, Zr and Hf and a group IIA element of the periodic table, the nonaqueous electrolyte solution contains 0.2-1.5% by weight of a sulfonyl-containing compound and preferably further contains 0.5-4% by weight of vinylene carbonate.
AbstractList A nonaqueous electrolyte secondary battery including a negative electrode containing a graphite material as the negative active material, a positive electrode containing lithium cobalt oxide as a main component of the positive active material and a nonaqueous electrolyte solution, the battery being characterized in that the lithium cobalt oxide contains a group IVA element selected from the group consisting of Ti, Zr and Hf and a group IIA element of the periodic table, the nonaqueous electrolyte solution contains 0.2-1.5% by weight of a sulfonyl-containing compound and preferably further contains 0.5-4% by weight of vinylene carbonate.
Author KINOSHITA AKIRA
TAKAHASHI YASUFUMI
NAKANE IKURO
ABE KOJI
TODE SHINGO
FUJIMOTO HIROYUKI
MIYOSHI KAZUHIRO
FUJITANI SHIN
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– fullname: ABE KOJI
– fullname: MIYOSHI KAZUHIRO
– fullname: FUJIMOTO HIROYUKI
– fullname: TODE SHINGO
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TAKAHASHI YASUFUMI
NAKANE IKURO
ABE KOJI
TODE SHINGO
FUJIMOTO HIROYUKI
SANYO ELECTRIC CO., LTD
MIYOSHI KAZUHIRO
FUJITANI SHIN
UBE INDUSTRIES LTD
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– name: FUJITANI SHIN
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Snippet A nonaqueous electrolyte secondary battery including a negative electrode containing a graphite material as the negative active material, a positive electrode...
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SubjectTerms BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
Title Nonaqueous electrolyte secondary battery using lithium cobalt oxide as a positive active material and a nonaqueous electrolyte containing a sulfonyl-containing compound and vinylene carbonate
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