Method for the dehydration of lactate salt to acrylic acid or acrylic salt
US9828325B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Mar 11, 2016 |
| Grant date | Nov 28, 2017 |
| Priority date | — |
| Expiry date | Mar 11, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C51/41
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Methods for catalytically dehydrating lactate salt to acrylic acid, acrylate salt, or mixtures thereof with high yield and selectivity and without significant conversion to undesired side products, such as, acetaldehyde, propionic acid, and acetic acid, are provided. The catalysts include acid-base bifunctional catalysts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.