LITHIUM SECONDARY BATTERY

The present invention relates to a lithium secondary battery which includes a positive electrode including a positive electrode active material, a negative electrode including a negative electrode active material, a separator disposed between the positive electrode and the negative electrode, and a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	OH, Jeong Woo, KIM, Hyun Seung, LEE, Chul Haeng, HWANG, Seung Hae
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRICITY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:	The present invention relates to a lithium secondary battery which includes a positive electrode including a positive electrode active material, a negative electrode including a negative electrode active material, a separator disposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte solution, wherein the non-aqueous electrolyte solution includes a lithium salt including LiPF6 and LiN(FSO2)2, an additive including a sultone-based compound, and an organic solvent including a non-fluorine-based linear carbonate solvent and a fluorine-based cyclic carbonate solvent, and the negative electrode active material consists of a silicon-based material.