Isomerization method of cyclohexane dicarboxylic acid
US11897841B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | May 21, 2019 |
| Grant date | Feb 13, 2024 |
| Priority date | — |
| Expiry date | Jan 16, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/14
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Provided is an isomerization method of cyclohexane dicarboxylic acid using zirconia or titania as an isomerization catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.