Alumina-based perovskite catalysts and catalyst supports
US7504085B2 · kind B2 · utility
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20References
20Claims
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Key dates
| Filing date | May 12, 2005 |
| Grant date | Mar 17, 2009 |
| Priority date | — |
| Expiry date | Mar 5, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S502/525
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An alumina-based perovskite is formed by mixing a lanthanide source with a transitional alumina to form a dual-phase composition comprising in-situ formed LnAlO3 dispersed in alumina. The lanthanide content of the composition ranges from 6-35 wt. % to yield a high surface area composition which is useful as a catalyst or catalyst support such as for precious metals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.