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:
Sep. 16, 2014
Filed:
Oct. 13, 2010
Applicants:
Henri Cramail, Sainte Terre, FR;
Aurelie Boyer, Bordeaux, FR;
Eric Cloutet, Saint Caprais de Bordeaux, FR;
Carine Alfos, Pessac, FR;
Inventors:
Henri Cramail, Sainte Terre, FR;
Aurelie Boyer, Bordeaux, FR;
Eric Cloutet, Saint Caprais de Bordeaux, FR;
Carine Alfos, Pessac, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 319/00 (2006.01); C07C 321/00 (2006.01); C07C 323/00 (2006.01); C07C 381/00 (2006.01); C07C 323/52 (2006.01); C08G 18/38 (2006.01);
U.S. Cl.
CPC ...
C07C 323/52 (2013.01); C08G 18/3865 (2013.01);
Abstract
A method for preparing a polyol having the following general formula (I): the method including a step of transesterification followed by a step of thiolation. The present invention also relates to polyols with the formula (T) such as those defined above.