Active material, electrode, battery, and method of manufacturing active material

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United States of America Patent

PATENT NO 8785045
APP PUB NO 20080268339A1
SERIAL NO

12108244

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An active material comprises a core particle containing LiCo(1-x)MxO2 and/or Li(Mn(1-y)My)2O4, and a coating part covering at least part of a surface of the core particle, while the coating part contains LiVOPO4. Here, M is at least one element selected from the group consisting of Al, Mg, and transition elements, 0.95≧x≧0, 0.2≧y≧0, and V in LiVOPO4 may partly be substituted by at least one element selected from the group consisting of Ti, Ni, Co, Mn, Fe, Zr, Cu, Zn, and Yb.

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Patent Owner(s)

  • TDK CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Suzuki, Tadashi Tokyo, JP 236 4107

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