Anode active material, manufacturing method thereof, and...

Details Anode active material, manufacturing method thereof, and... Anode active material, manufacturing method thereof, and...

2003-02-24

2009-06-02

Ryan, Patrick (Department: 1795)

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Include electrolyte chemically specified and method

C429S218100, C429S224000, C429S231950

Reexamination Certificate

active

07541114

ABSTRACT:
In order to provide a 3V level non-aqueous electrolyte secondary battery with a flat voltage and excellent cycle life at a high rate with low cost, the present invention provides a positive electrode represented by the formula: Li2±α[Me]4O8−x, wherein 0≦α<0.4, 0≦x<2, and Me is a transition metal containing Mn and at least one selected from the group consisting of Ni, Cr, Fe, Co and Cu, said active material exhibiting topotactic two-phase reactions during charge and discharge.

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