Hydrocarbon trap catalyst
US10850264B2 · kind B2 · utility
2Cited by
23References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 18, 2018 |
| Grant date | Dec 1, 2020 |
| Priority date | — |
| Expiry date | Aug 14, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to a catalyst comprising a carrier substrate of the length L extending between substrate ends a and b and a first washcoat zone, which comprises a) a zeolite, b) a redox active base metal compound and c) palladium in oxidic or metallic state which is fixed to the surface of a support oxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.