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US 2003/0079337 A1Published application
Battery cathode
AssigneeDuracell Inc.
InventorsDouglas J. Woodnorth, Peter B. Harris, Gregory A. Fariss, Barbara Brys
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Abstract
A cathode that includes manganese dioxide and relatively small particles of nonsynthetic, nonexpanded graphite is disclosed. The graphite particles can have an average particle size of less than 20 microns. The cathode can be used in an electrochemical cell, such as a battery.
Claims16
An electrochemical cell, comprising:
- a cathode;
- an anode;
- and
- a separator disposed between the cathode and the anode, wherein the cathode comprises:
- manganese dioxide;
- and
- nonsynthetic, nonexpanded graphite particles having an average particle size of less than about 20 microns.
4 more elements
A cathode, comprising:
- manganese dioxide;
- and
- nonsynthetic, nonexpanded graphite particles having an average particle size of less than about 20 microns.
Dependencies are inferred from the claim text.