COMPOSITE CATHODE ACTIVE MATERIAL FOR LITHIUM ION BATTERY, MANUFACTURING METHOD THEREFOR, AND LITHIUM ION BATTERY CONTAINING CATHODE COMPRISING SAME

COMPOSITE CATHODE ACTIVE MATERIAL FOR LITHIUM ION BATTERY, MANUFACTURING METHOD THEREFOR, AND LITHIUM ION BATTERY CONTAINING CATHODE COMPRISING SAME

Provided are a composite cathode active material for a lithium ion battery including a nickel-rich lithium nickel-based compound having a nickel content of 50 to 100 mol% based on a total content of transition metals; and a coating film including a rare earth metal hydroxide and disposed on the surf...

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Bibliographische Detailangaben
Hauptverfasser: CHO, Kwang Hwan, KWON, Seon Young, KIM, Ki Hyun, SONG, Yu Mi, LEE, Jae Ho
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
BASIC ELECTRIC ELEMENTS
CHEMISTRY
COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F
ELECTRICITY
INORGANIC CHEMISTRY
METALLURGY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:Provided are a composite cathode active material for a lithium ion battery including a nickel-rich lithium nickel-based compound having a nickel content of 50 to 100 mol% based on a total content of transition metals; and a coating film including a rare earth metal hydroxide and disposed on the surface of the nickel-rich lithium nickel-based compound, a manufacturing method therefor, and a lithium ion battery including a cathode including the composite cathode active material.