Lithium cobalt composite oxide for lithium secondary battery, preparation method thereof, and lithium secondary battery including positive electrode including lithium cobalt composite oxide

Provided is a lithium cobalt composite oxide for a lithium secondary battery represented by Formula 1 below and having a polycrystalline state, a method of preparing the same, a positive electrode for a lithium battery including the lithium cobalt composite oxide, and a lithium secondary battery inc...

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Main Authors Kim, Kyounghyun, Han, Juhyeong, Kwon, Seonyoung, Park, Dohyung, Kim, Minhan, Kim, Jihyun, Kim, Jinhwa
Format Patent
LanguageEnglish
Published 02.10.2018
Subjects
BASIC ELECTRIC ELEMENTS
CHEMISTRY
COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F
ELECTRICITY
INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OFSOLID INORGANIC COMPOUNDS
INORGANIC CHEMISTRY
METALLURGY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Summary:Provided is a lithium cobalt composite oxide for a lithium secondary battery represented by Formula 1 below and having a polycrystalline state, a method of preparing the same, a positive electrode for a lithium battery including the lithium cobalt composite oxide, and a lithium secondary battery including a positive electrode, which includes the lithium cobalt composite oxide. LiaCobOc   Formula 1 In Formula 1, a is an integer from 0.9 to 1.1, b is an integer from 0.980 to 1.0000, and c is an integer from 1.9 to 2.1. Also included is a method of manufacture therefor.
Bibliography:Application Number: US201514701328