POSITIVE ELECTRODE ACTIVE MATERIAL PRECURSOR AND METHOD FOR PREPARING SAME

POSITIVE ELECTRODE ACTIVE MATERIAL PRECURSOR AND METHOD FOR PREPARING SAME

The present invention relates to a positive electrode active material precursor, which has a composition represented by Formula 1 or Formula 2 and includes a first region formed in a center of a particle of the positive electrode active material precursor, wherein a molar ratio of M1 metal among tot...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: KIM, Hyun Uk, PARK, Young Su, KIM, Dong Jin, CHOI, Sang Soon, KANG, Dong Ryoung, CHAE, Hwa Seok, KIM, Na Ri, KIM, Woo Hyun
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
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:The present invention relates to a positive electrode active material precursor, which has a composition represented by Formula 1 or Formula 2 and includes a first region formed in a center of a particle of the positive electrode active material precursor, wherein a molar ratio of M1 metal among total transition metals is 90 mol% or more, a second region formed on the first region, wherein a molar ratio of M2 metal among total transition metals is 90 mol% or more, and a third region formed on the second region, wherein a molar ratio of M3 metal among total transition metals is 90 mol% or more, and a method of preparing the same.