Catalysts for the dehydration of hydroxypropionic acid and its derivatives
US9889435B2 · kind B2 · utility
3Cited by
7References
25Claims
0Family size
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Key dates
| Filing date | Aug 29, 2016 |
| Grant date | Feb 13, 2018 |
| Priority date | — |
| Expiry date | Aug 29, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C51/377
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof are dehydrated using a catalyst and a method to produce bio-acrylic acid, acrylic acid derivatives, or mixtures thereof. A method to produce the dehydration catalyst is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.