Furan-2,5-dicarboxylic acid purge process
US10010812B2 · kind B2 · utility
15Cited by
9References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 17, 2017 |
| Grant date | Jul 3, 2018 |
| Priority date | — |
| Expiry date | Feb 17, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/584
- WIPO fieldChemical engineering
- 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.