Positive-electrode active material and battery

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United States of America Patent

PATENT NO 11569492
APP PUB NO 20210005882A1
SERIAL NO

17021468

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Abstract

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A positive-electrode active material contains a compound that has a crystal structure belonging to a space group FM3-M and contains is represented by the composition formula (1) and an insulating compound,

description='In-line Formulae' end='lead'LixMeyOαFβ  (1)description='In-line Formulae' end='tail'

wherein Me denotes one or two or more elements selected from the group consisting of Mn, Co, Ni, Fe, Al, B, Ce, Si, Zr, Nb, Pr, Ti, W, Ge, Mo, Sn, Bi, Cu, Mg, Ca, Ba, Sr, Y, Zn, Ga, Er, La, Sm, Yb, V, and Cr, and the following conditions are satisfied.

description='In-line Formulae' end='lead'1.7≤x≤2.2description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'0.8≤y≤1.3description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'1≤α≤2.5description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'0.5≤β≤2description='In-line Formulae' end='tail'

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Patent Owner(s)

  • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakura, Kensuke Osaka, JP 114 718
Natsui, Ryuichi Osaka, JP 63 101

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