Process for the preparation of alkylene glycols
US4307256A · kind A · utility
7Cited by
1References
7Claims
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Key dates
| Filing date | Apr 8, 1976 |
| Grant date | Dec 22, 1981 |
| Priority date | — |
| Expiry date | Apr 8, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C29/106
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of alkylene glycols starting from the corresponding alkylene oxide, which is reacted with water in the presence of carbon dioxide, wherein the reaction catalyst is selected amongst the organic bases, preferably a tertiary amine, whereby the conversion rate and the selectivity are improved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.