Tune the oxygen storage properties of Ca2MnAlO5+δthrough chemical doping
US9573114B2 · kind B2 · utility
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21Claims
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Key dates
| Filing date | Oct 17, 2014 |
| Grant date | Feb 21, 2017 |
| Priority date | — |
| Expiry date | Sep 2, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2002/77
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An oxygen storage material including a compound of the formula: Ca2MnAlO5+δ wherein 0≦δ≦0.5 wherein the compound includes at least one dopant said dopant selected from alkaline earth ions at the Ca site, trivalent ions at the Al site, and 3d transition metal ions at the Mn site wherein the an oxygen release temperature or an oxygen storage temperature is modified in comparison to an un-doped Ca2MnAlO5+δ material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.