COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY WHICH EMPLOY SAME, AND PREPARATION METHOD THEREFOR

A composite cathode active material, a cathode and a lithium battery that include the composite cathode active material, and a method of preparing the composite cathode active material. The composite cathode active material includes: a 1st core including a first lithium transition metal oxide; a 2nd...

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Bibliographische Detailangaben
Hauptverfasser:	KAPYLOU, Andrei, SON, In Hyuk, KIM, Gue Sung, MOON, Jong Seok, MAH, Sang Kook, JO, Sung Nim
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:	A composite cathode active material, a cathode and a lithium battery that include the composite cathode active material, and a method of preparing the composite cathode active material. The composite cathode active material includes: a 1st core including a first lithium transition metal oxide; a 2nd core including a second lithium transition metal oxide; and a shell disposed along a surface of at least one of the 1st core and the 2nd core, wherein the shell includes: at least one first metal oxide represented by Formula MaOb (where 0