Separator for alkaline cells
US12266820B2 · kind B2 · utility
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11References
20Claims
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Key dates
| Filing date | Apr 27, 2023 |
| Grant date | Apr 1, 2025 |
| Priority date | — |
| Expiry date | Apr 27, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An alkaline electrochemical cell includes a cathode; a gelled anode having an anode active material and an electrolyte; and a separator disposed between the cathode and the anode; wherein the separator includes a non-conductive, porous material having a mean pore size of about 1 micron to about 5 microns, a maximum pore size of about 19 microns, and an air permeability of about 0.5 cc/cm2/s to about 3.8 cc/cm2/s at 125 Pa.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.