Positive electrode active material and lithium secondary battery comprising the same

The present invention relates to a positive electrode active material which makes it possible to improve the electrochemical properties and stability of a positive electrode active material including a lithium composite oxide by adjusting the direction of a concentration gradient of a metal element...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Lee, Jung Han, Choi, Seung Woo, Bae, Joong Ho, Choi, Gwang Seok, Suh, Jun Won, Kim, Du Yeol, Choi, Moon Ho, Yun, Jin Kyeong
Format:	Patent
Sprache:	eng
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 positive electrode active material which makes it possible to improve the electrochemical properties and stability of a positive electrode active material including a lithium composite oxide by adjusting the direction of a concentration gradient of a metal element of the lithium composite oxide, and a lithium secondary battery using a positive electrode including the positive electrode active material.