Dehydration of methanol to dimethyl ether using catalysts based on a zeolite supported on silicon carbide
US9073837B2 · kind B2 · utility
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4References
19Claims
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Key dates
| Filing date | Dec 7, 2007 |
| Grant date | Jul 7, 2015 |
| Priority date | — |
| Expiry date | Feb 6, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C41/09
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of dimethyl ether by catalytic dehydration of methanol, in which there is used a catalyst based on a zeolite immobilized on a silicon carbide support, for example a zeolite of type ZSM-5 supported on silicon carbide extrudates or on a silicon carbide cellular foam.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.