CATHODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME

Disclosed is a cathode active material (and a secondary battery having the same) comprising a combination of lithium manganese composite oxide with a spinel structure of Formula 1 and an oxide of Formula 2, the material having a broad potential region at 3.0 to 4.8V upon initial charge: LixMyMn2-yO4...

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Bibliographische Detailangaben
Hauptverfasser:	LEE YOUNKYOUNG, LEE MINHEE, KIM DAEHONG
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRICITY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	Disclosed is a cathode active material (and a secondary battery having the same) comprising a combination of lithium manganese composite oxide with a spinel structure of Formula 1 and an oxide of Formula 2, the material having a broad potential region at 3.0 to 4.8V upon initial charge: LixMyMn2-yO4-zAz (1) wherein 0.9@x@1.2, 0