Catalyst and process for hydrocarbon conversion
US8889940B2 · kind B2 · utility
7Cited by
8References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 1, 2011 |
| Grant date | Nov 18, 2014 |
| Priority date | — |
| Expiry date | Apr 9, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/52
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The subject invention comprises a hydrocarbon-conversion process using a zeolitic catalyst comprising very low concentrations of non-zeolitic material and featuring a gradient in crystallinity decreasing from the outer portion to the center and an intrusion pore volume of at least 0.6 cc/gram. The catalyst is particularly effective in a xylene-isomerization process comprising ethylbenzene conversion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.