Production of terephthalic acid
US6307099A · kind A · utility
84Cited by
3References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 7, 2000 |
| Grant date | Oct 23, 2001 |
| Priority date | — |
| Expiry date | Jan 7, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An aromatic carboxylic acid such as terephthalic acid is produced by the liquid phase oxidation of a precursor thereof, the oxidation being carried out in such a way that substantially all of the aromatic carboxylic acid produced in the course of the reaction is maintained in solution during the reaction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.