Back to results
US 10,239,819 B2Granted
Methods for producing an ester of an alpha, beta-unsaturated carboxylic acid
AssigneeCargill, Incorporated
InventorsTimothy Walter Abraham, Ravi R. Gokarn
Life of this patent
Estimating the term…
Abstract
A method for producing esters of an alpha, beta-unsaturated carboxylic acid are disclosed, the method includes reacting a three or four carbon beta-hydroxyalkanoate composition or mixtures thereof with a mono-alcohol under heating conditions to form a reaction product and distilling the reaction product to recover a composition containing at least fifty percent by weight of the ester of the alpha, beta-unsaturated carboxylic acid.
Claims19
A method for producing an ester of acrylic acid, comprising:
- a) obtaining 3-hydroxypropionic acid recovery bottoms;
- b) mixing a mono-alcohol with the recovery bottoms to obtain a first mixture;
- c) heating the first mixture comprising 3-hydroxypropionate to form a reaction product;
- and
- d) distilling the reaction product and recovering an ester of acrylic acid fraction.
2 more elements
Dependencies are inferred from the claim text.