US2023387379A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2023387379-A1 |
| Application number | US-202018251042-A |
| Country | US |
| Kind code | A1 |
| Filing date | Nov 20, 2020 |
| Priority date | Nov 20, 2020 |
| Publication date | Nov 30, 2023 |
| Grant date | — |
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A primary battery including a positive electrode containing iron oxyhydroxide, a negative electrode containing magnesium or aluminum, and an electrolyte disposed between the positive electrode and the negative electrode.
Opening claim text (preview).
1 . A primary battery comprising: a positive electrode containing iron oxyhydroxide; a negative electrode containing magnesium or aluminum; and an electrolyte disposed between the positive electrode and the negative electrode. 2 . The primary battery according to claim 1 , wherein the electrolyte is an aqueous electrolytic solution, and the aqueous electrolytic solution has a pH of 5.8 or more and 8.6 or less. 3 . The primary battery according to claim 1 , wherein the positive electrode and the negative electrode are each formed on a sheet-like current collector containing at least one selected from the group consisting of copper, iron, and carbon. 4 . The primary battery according to claim 1 , having a bipolar stack structure. 5 . The primary battery according to claim 2 , wherein the positive electrode and the negative electrode are each formed on a sheet-like current collector containing at least one selected from the group consisting of copper, iron, and carbon. 6 . The primary battery according to claim 2 , having a bipolar stack structure. 7 . The primary battery according to claim 3 , having a bipolar stack structure.
Electrodes for primary cells · CPC title
Alloys based on magnesium or aluminium · CPC title
of iron for aqueous cells · CPC title
Metal or alloys, e.g. alloy coatings (H01M4/669 take precedence) · CPC title
Positive electrodes · CPC title
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