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. 04, 2024
Filed:
Feb. 06, 2018
Applicant:
Arkema France, Colombes, FR;
Inventors:
Pascal Saint-Louis-Augustin, Billere, FR;
Georges Fremy, Sauveterre de Bearn, FR;
Bernard Monguillon, Bayonne, FR;
Louis Corbel, Tarbes, FR;
Assignee:
Arkema France, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 319/04 (2006.01);
U.S. Cl.
CPC ...
C07C 319/04 (2013.01); C07C 319/04 (2013.01); C07C 321/04 (2013.01);
Abstract
Provided is a process for preparing polythiols by preparing a sulfhydration reaction medium, simultaneously carrying out radical sulfhydration reaction of at least one polyene and acid-catalyzed sulfhydration reaction of the polyene and recovering a mixture including at least two polythiols. Also provided is a mixture of polythiols obtained from the process described herein.