Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Electrode
Reexamination Certificate
2006-05-23
2006-05-23
Weiner, Laura (Department: 1745)
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Electrode
C429S224000, C429S231300, C429S232000, C429S231500, C429S231600, C252S518100, C252S520200, C252S520210, C252S521200, C423S599000, C423S593100, C423S594500, C423S598000, C423S594150, C423S594160, C423S600000
Reexamination Certificate
active
07049031
ABSTRACT:
A positive electrode for a non-aqueous lithium cell comprising a LiMn2−xMxO4spinel structure in which M is one or more metal cations with an atomic number less than 52, such that the average oxidation state of the manganese ions is equal to or greater than 3.5, and in which 0≦x≦0.15, having one or more lithium spine oxide LiM′2O4or lithiated spinel oxide Li1+yM′2O4compounds on the surface thereof in which M′ are cobalt cations and in which 0≦y≦1.
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Johnson Christopher S.
Kahaian Arthur J.
Thackeray Michael M.
Emrich & Dithmar LLC
The University of Chicago
Weiner Laura
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