The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 16, 2020
Filed:
Oct. 11, 2017
Applicant:
Lucite International Uk Limited, Billingham, GB;
Inventors:
Graham Ronald Eastham, Redcar, GB;
Jonathan Ainsley Iggo, Liverpool, GB;
Michael Beaumont, Liverpool, GB;
Assignee:
Lucite International UK Limited, Billingham, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 67/343 (2006.01); C07C 69/54 (2006.01);
U.S. Cl.
CPC ...
C07C 67/343 (2013.01); C07C 69/54 (2013.01);
Abstract
A process for the production of an ethylenically unsaturated carboxylic acid ester, preferably an α,ß ethylenically unsaturated carboxylic acid ester is described. The process takes place by the reaction of formaldehyde or a suitable source thereof with a carboxylic acid ester in the presence of a basic metal methyl carbonate co-reactant, wherein the process produces a second basic metal salt and wherein the process includes the step of contacting the second basic metal salt with: