Positive electrode active material

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United States of America Patent

PATENT NO 9225007
APP PUB NO 20130164623A1
SERIAL NO

13819479

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Abstract

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The present invention provides a positive electrode active material. The positive electrode active material is represented by the following formula (I) and has a BET specific surface area of larger than 5 m2/g and not larger than 15 m2/g:

description='In-line Formulae' end='lead'LixM1yM31-yO2  (I)description='In-line Formulae' end='tail'

wherein M1 is at least one transition metal element selected from Group 5 elements and Group 6 elements of the Periodic Table, M3 is at least one transition metal element other than M1 and selected from among transition metal elements excluding Fe, x is not less than 0.9 and not more than 1.3, and y is more than 0 and less than 1.

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Patent Owner(s)

  • SUMITOMO CHEMICAL COMPANY, LIMITED

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakayama, Tetsuri Tsukuba, JP 10 28
Pitteloud, Cedric Saintlouis, FR 9 84
Saka, Maiko Tsukuba, JP 8 50
Takamori, Kenji Tsukuba, JP 25 103

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