Preparing lower alkenes from methanol
US5157193A · kind A · utility
5Cited by
0References
24Claims
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Inventor
Key dates
| Filing date | Jan 15, 1991 |
| Grant date | Oct 20, 1992 |
| Priority date | — |
| Expiry date | Jan 15, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P30/40
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Controlled ratios of ethylene to propylene are obtained in almost quantitative yields from catalytic dehydration of methanol when selected molecular sieve zeolites are used as catalysts and the methanol starting material is diluted with varying amounts of steam or inert gas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.