Systems and processes for the production of isophthalic acid and terephthalic acid
US9040746B2 · kind B2 · utility
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6References
4Claims
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Key dates
| Filing date | Mar 18, 2009 |
| Grant date | May 26, 2015 |
| Priority date | — |
| Expiry date | Jul 26, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C51/265
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Various embodiments of the present invention generally disclose systems and processes for the conversion of a feed stream comprising at least one C8 aromatic into a product stream comprising isophthalic acid and purified terephthalic acid (IPA/TA).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.