Alkaline batteries

Details Alkaline batteries Alkaline batteries

2008-06-04

2010-10-05

Weiner, Laura S (Department: 1795)

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Electrode

C429S229000, C429S206000, C429S163000, C429S231800, C429S176000, C029S623100

Reexamination Certificate

active

07807297

ABSTRACT:
Alkaline batteries are provided, including an anode, a cathode, and a separator disposed between the anode and cathode. The cathode porosity is selected to optimize performance characteristics of the battery. In one aspect, an alkaline cell is provided that includes (a) an anode, (b) a cathode, comprising a cathode active material, wherein the cathode has a porosity of from about 25% to about 30%, and (c) a separator disposed between the cathode and the anode.

REFERENCES:
patent: 7314681 (2008-01-01), Randell et al.
patent: 2006/0035147 (2006-02-01), Lam et al.

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