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US 8,298,706 B2Granted
Primary alkaline battery
AssigneeThe Gillette Company
InventorsPaul A. Christian, Yichun Wang, Nikolay K. Iltchev, Kirakodu S. Nanjundaswamy, Jennifer A. Nelson, Fan Zhang
Life of this patent
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Abstract
A primary battery includes a cathode having a non-stoichiometric metal oxide including transition metals Ni, Mn, Co, or a combination of metal atoms, an alkali metal, and hydrogen; an anode; a separator between the cathode and the anode; and an alkaline electrolyte.
Claims11
A battery, comprising:
- a cathode comprising an oxide having a formula A1−xHyMa1−z−tMbzMctO2;
- an anode;
- a separator between the cathode and the anode;
- and
- an alkaline electrolyte, wherein
- A is an alkali metal,
- Ma and Mb are transition metals,
- Mc is a dopant,
- x and y are each independently from about 0.1 to about 0.9,
- z is independently from about 0.05 to about 0.95,
- t is independently from about 0.95 to about 0.05,
- y is less than or equal to x, and
- z+t is between 0 and 1.
10 more elements
Dependencies are inferred from the claim text.