Preparation method for cyclohexane dimethanol having high trans content and cyclohexane dimethanol prepared thereby
US11214532B2 · kind B2 · utility
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Key dates
| Filing date | Dec 21, 2018 |
| Grant date | Jan 4, 2022 |
| Priority date | — |
| Expiry date | Dec 21, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/14
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Provided is a preparation method for a cyclohexane dimethanol (CHDM), which can have a high trans content through particular conditions, additive addition, or reactant addition, which is controlled in a cyclohexane dicarboxylic acid (CHDA) hydrogenation reaction, and a cyclohexane dimethanol prepared thereby.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.