Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Electrode
Reexamination Certificate
2005-10-27
2009-11-24
Weiner, Laura S (Department: 1795)
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Electrode
C429S231300, C429S234000, C429S218100, C029S623100, C029S623500, C427S058000, C427S123000, C427S126300
Reexamination Certificate
active
07622222
ABSTRACT:
A nonaqueous electrolyte secondary battery including a positive electrode2containing a positive electrode active material comprising a lithium-transition metal oxide having a layered structure, a negative electrode1and a nonaqueous electrolyte, wherein a surface treatment layer containing a compound represented by the chemical formula MlPmOn(wherein M is at least one element which can have a valence of 2, and l, m and n are integers in a range satisfying 2l+5m=2n) is formed on at least a part of the surface of the positive electrode active material.
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Chiga Takanobu
Kida Yoshinori
Kubovcik & Kubovcik
SANYO Electric Co., Ltd.
Weiner Laura S
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