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:
Nov. 15, 2016
Filed:
Sep. 02, 2011
Applicants:
Marion Helou, Ixelles, BE;
Sophie Guillaume, Vitré, FR;
Jean-françois Carpentier, Acigné, FR;
Martine Slawinski, Nivelles, BE;
William Guerin, Rennes, FR;
Inventors:
Marion Helou, Ixelles, BE;
Sophie Guillaume, Vitré, FR;
Jean-François Carpentier, Acigné, FR;
Martine Slawinski, Nivelles, BE;
William Guerin, Rennes, FR;
Assignees:
Total Research & Technology Feluy, Seneffe (Feluy), BE;
Centre National de la Recherche Scientifique (CNRS), Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/08 (2006.01); C08G 63/64 (2006.01); C08G 63/87 (2006.01); C08G 64/02 (2006.01); C08G 64/18 (2006.01); C08G 64/30 (2006.01); C08G 63/83 (2006.01); C08G 63/84 (2006.01);
U.S. Cl.
CPC ...
C08G 63/87 (2013.01); C08G 63/08 (2013.01); C08G 63/64 (2013.01); C08G 63/83 (2013.01); C08G 63/84 (2013.01); C08G 64/0208 (2013.01); C08G 64/18 (2013.01); C08G 64/30 (2013.01);
Abstract
The present invention relates to the field of tailored di-, tri- and multi-block as well as gradient polyesters/polycarbonates copolymers prepared by introducing monomers simultaneously in the reaction medium in the presence of an organometallic, metal salt or organic catalyst.