POSITIVE ELECTRODE MATERIAL, POSITIVE ELECTRODE AND SECONDARY BATTERY

Disclosed (or Provided) are a positive electrode material comprising: a first positive electrode active material which is in the form of single particles and has a coating layer including boron (B) and cobalt (Co) provided on at least a portion of the surface thereof; and a second positive electrode...

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Bibliographische Detailangaben
Hauptverfasser:	KIM, Shulkee, BAEK, Sora, PIAO, Lilin, JUNG, Wonhee, KIM, Minsoo, PARK, Kyutae, YOO, Kwang Ho, LEE, Gyeongseop
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:	Disclosed (or Provided) are a positive electrode material comprising: a first positive electrode active material which is in the form of single particles and has a coating layer including boron (B) and cobalt (Co) provided on at least a portion of the surface thereof; and a second positive electrode active material which has a lager particle diameter than that of the first positive electrode active material, is in the form of single particles and has a coating layer including boron (B) and cobalt (Co) provided on at least a portion of the surface thereof, and a positive electrode and a secondary battery including the same.