Preparation of alkylene carbonate using manganese halides as catalyst
US6160130A · kind A · utility
3Cited by
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12Claims
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Key dates
| Filing date | Jan 5, 2000 |
| Grant date | Dec 12, 2000 |
| Priority date | — |
| Expiry date | Jan 5, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D317/36
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a method for preparing alkylene carbonate by reacting alkylene oxide with carbon dioxide in the presence of a catalyst comprising: PA0 a) at least one alkali metal halide selected from the group consisting of MCl, MBr and MI, whrerin M is alkali metal; and PA0 b) at least one manganese halide selected from the group consisting of MnCl.sub.2, MnBr.sub.2 and MnI.sub.2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.