Process for recovering halogen promoters and removing permanganate reducing compounds
US9862669B2 · kind B2 · utility
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23References
5Claims
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Key dates
| Filing date | Jun 12, 2015 |
| Grant date | Jan 9, 2018 |
| Priority date | — |
| Expiry date | Jul 4, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C51/48
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
This invention relates to processes for producing acetic acid and, in particular, to improved processes for recovering C2+ alkyl halides and removing permanganate reducing compounds formed during the carbonylation of methanol in the presence of a Group VIII metal carbonylation catalyst to produce acetic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.