Process for C8 alkylaromatic isomerization
US7525008B2 · kind B2 · utility
8Cited by
33References
15Claims
0Family size
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Key dates
| Filing date | May 25, 2005 |
| Grant date | Apr 28, 2009 |
| Priority date | — |
| Expiry date | Jun 22, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/52
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process for isomerizing ethylbenzene into xylenes such as para-xylene using a zeolitic catalyst system based on low Si/Al2 MTW-type zeolite that preferably is substantially free of mordenite. The catalyst may be bimetallic where the two metals are platinum and tin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.