Process for the preparation of alkylene glycol
US8530706B2 · kind B2 · utility
1Cited by
6References
8Claims
0Family size
Assignee
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Key dates
| Filing date | Oct 25, 2012 |
| Grant date | Sep 10, 2013 |
| Priority date | — |
| Expiry date | Oct 25, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Processes and reactors for the preparation of an alkylene glycol from an alkylene oxide are provided. In one embodiment, a reactor is provided comprising a carboxylation zone, a hydrolysis zone, and a channel whereby carbon dioxide can be supplied from the hydrolysis zone to the carboxylation zone, wherein the carboxylation zone and the hydrolysis zone are contained within one reactor vessel and wherein the carboxylation zone is separated from the hydrolysis zone by an internal baffle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.