2 HIGH PERFORMANCE CATHODE MATERIALS FOR A LITHIUM ION SECONDARY CELL AND PROCESS FOR THE PREPARATION THEREOF

PURPOSE: A high performance positive electrode material for a lithium ion secondary battery and its preparation method are provided, to improve the reversible specific capacity and the rechargeability. CONSTITUTION: The positive electrode material has the composition represented by Li1+xMn1+xMe1-xO4...

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Hauptverfasser:	ANDRIIKO, ALEXANDER A, CHMILENKO, MYKOLA A, BOROVYKOV, OLEKSANDR YA, MALYOVANYI, SERGIY M, JUNG, SUN GIL, LYSIN, VOLODYMYR I
Format:	Patent
Sprache:	eng ; kor
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:	PURPOSE: A high performance positive electrode material for a lithium ion secondary battery and its preparation method are provided, to improve the reversible specific capacity and the rechargeability. CONSTITUTION: The positive electrode material has the composition represented by Li1+xMn1+xMe1-xO4, wherein Me is a polyvalent metal having an oxidation number of 2 or more; and 0