Exhaust gas purifying catalyst and method of manufacturing the same
US7638460B2 · kind B2 · utility
20Cited by
6References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2006 |
| Grant date | Dec 29, 2009 |
| Priority date | — |
| Expiry date | Sep 19, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An exhaust gas purifying catalyst of the present invention has a substrate, and a catalyst layer formed on an inner wall of the substrate and composed of at least a single layer. The catalyst layer contains a carrier supporting noble metal. Further, a maximum height of profile of a surface of a top layer in the catalyst layer is not less than 2 μm and not more than 50 μm, and the top layer contains the carrier supporting noble metal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.