Exhaust gas purification catalyst and method for producing the same
US9144788B2 · kind B2 · utility
0Cited by
27References
5Claims
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Key dates
| Filing date | Feb 18, 2014 |
| Grant date | Sep 29, 2015 |
| Priority date | — |
| Expiry date | Feb 18, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An exhaust gas purification catalyst includes a Rh-containing catalyst layer provided on a base material. The Rh-containing catalyst layer includes a binder material of Rh-doped CeZr-based composite oxide containing Ce and Zr and doped with Rh. The binder material has been previously subjected to a reduction treatment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.