Oxidation process to produce a crude and/or purified carboxylic acid product
US8796477B2 · kind B2 · utility
44Cited by
13References
13Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 9, 2011 |
| Grant date | Aug 5, 2014 |
| Priority date | — |
| Expiry date | Feb 27, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D307/68
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Disclosed is an oxidation process to produce a crude carboxylic acid product carboxylic acid product. The process comprises oxidizing a feed stream comprising at least one oxidizable compound to generate a crude carboxylic acid slurry comprising furan-2,5-dicarboxylic acid (FDCA) and compositions thereof. Also disclosed is a process to produce a dry purified carboxylic acid product by utilizing various purification methods on the crude carboxylic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.