Process for the production of ethylenically unsaturated carboxylic acids or esters
AssigneeLucite International UK Limited
InventorsGraham Ronald Eastham, David William Johnson, Mark Waugh, Jonathan Ainsley Iggo, Michael Beaumont
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Abstract
The present invention relates to a process for the production of an ethylenically unsaturated carboxylic acid or ester, preferably α,ß ethylenically unsaturated carboxylic acids or esters, by the liquid phase reaction of formaldehyde or a suitable source thereof with a non-cyclic carboxylic acid ester in the presence of a basic metal salt.
Claims16
A process for production of an ethylenically unsaturated carboxylic acid or ester by a liquid phase reaction of formaldehyde or a suitable source thereof with a non-cyclic carboxylic acid ester of formula R3—CH2—COOR4 in the presence of a basic metal salt, wherein R4 is an alkyl group and R3 is methyl wherein the basic metal salt is a group I or a group II metal salt.
Dependencies are inferred from the claim text.