Positive active material for rechargeable lithium battery, method of preparing the same, and rechargeable lithium battery including the same

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United States of America Patent

PATENT NO 9716273
APP PUB NO 20150017537A1
SERIAL NO

14329857

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Abstract

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A positive active material for a rechargeable lithium battery includes a lithium composite metal oxide represented by Chemical Formula 1. A method of preparing the positive active material includes adding a lithium metal oxide represented by Chemical Formula 2 to a Zr salt-containing solution to obtain a mixed solution, drying the mixed solution to obtain a dried product, and heat-treating the dried product to prepare a lithium composite metal oxide represented by Chemical Formula 1. A rechargeable lithium battery includes a positive electrode including the positive active material.

description='In-line Formulae' end='lead'LiaZrbNicCodMeZrfO2  [Chemical Formula 1]description='In-line Formulae' end='tail'

    where, 0.9≦a≦1.1, 0

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Patent Owner(s)

Patent OwnerAddress
SAMSUNG SDI CO LTD150-20 GONGSE-RO GIHEUNG-GU YONGIN-SI GYEONGGI-DO 17084

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Choi, Jong-Seo Yongin-si, KR 85 438
Hong, Ming-Zi Yongin-si, KR 21 114
Kim, Ji-Hyun Yongin-si, KR 189 1734
Kim, Ki-Hyun Yongin-si, KR 169 1307
Kim, Min-Han Yongin-si, KR 34 247
Kwon, Seon-Young Yongin-si, KR 37 214
Moon, Joong-Ho Yongin-si, KR 20 118
Park, Do-Hyung Yongin-si, KR 57 335
Park, Han-Eol Yongin-si, KR 17 128
Woo, Myong-A Yongin-si, KR 4 24

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