Exhaust gas purifying catalyst and production method thereof
US7833930B2 · kind B2 · utility
5Cited by
4References
11Claims
0Family size
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Key dates
| Filing date | Apr 12, 2007 |
| Grant date | Nov 16, 2010 |
| Priority date | — |
| Expiry date | Apr 12, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An exhaust gas purifying catalyst including: a plurality of first compounds 5 which have precious metal particles 3 supported thereon and are formed into a particle shape; and second compounds 7 which are arranged among the plurality of first compounds 5 and separate the first compounds 5 from one another, wherein pore volumes of the precious metal particles 3, the first compounds 5 and the second compounds 7 are 0.24 to 0.8 cm3/g.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.