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:
Apr. 28, 2020
Filed:
Mar. 08, 2017
Applicant:
Givaudan SA, Vernier, CH;
Inventor:
Paul Nicholas Davey, Duebendorf, CH;
Assignee:
Givaudan SA, Vernier, CH;
Primary Examiner:
Int. Cl.
CPC ...
C07C 69/533 (2006.01); C07D 313/00 (2006.01); C08G 61/12 (2006.01);
U.S. Cl.
CPC ...
C07D 313/00 (2013.01); C07C 69/533 (2013.01); C08G 61/127 (2013.01); C08G 2261/11 (2013.01); C08G 2261/228 (2013.01); C08G 2261/334 (2013.01);
Abstract
A process for preparing a macrocyclic lactone comprising 14 to 17 ring carbon atoms, the process comprising the steps of i) subjecting a reaction mixture comprising an olefin-containing random polyester, formed by metathesis to a cyclo-depolymerization reaction to form the macrocyclic lactone, and ii) concomitant removal of the macrocyclic lactone from the reaction mixture.