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:
Jul. 05, 2022
Filed:
Nov. 05, 2015
Applicant:
Arkema France, Colombes, FR;
Inventors:
Philippe Blondel, Bernay, FR;
Fabrice Glasson, Beaumontel, FR;
François Fernagut, Menneval, FR;
Jean-Jacques Flat, Goupillieres, FR;
Patrick Dang, Saint-leger-de-rotes, FR;
Assignee:
ARKEMA FRANCE, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 3/014 (2018.01); C08L 77/02 (2006.01); C08K 3/16 (2006.01); C08K 5/29 (2006.01); F16L 11/04 (2006.01); C08K 3/32 (2006.01); B32B 27/34 (2006.01); B32B 27/32 (2006.01); B32B 27/08 (2006.01); B32B 27/18 (2006.01); C08L 77/06 (2006.01); B32B 27/22 (2006.01); F16L 11/06 (2006.01); C08L 79/00 (2006.01); C08K 5/435 (2006.01); F16L 58/00 (2006.01); B32B 1/08 (2006.01);
U.S. Cl.
CPC ...
C08K 3/014 (2018.01); B32B 27/08 (2013.01); B32B 27/18 (2013.01); B32B 27/22 (2013.01); B32B 27/32 (2013.01); B32B 27/34 (2013.01); C08K 3/16 (2013.01); C08K 3/32 (2013.01); C08K 5/29 (2013.01); C08K 5/435 (2013.01); C08L 77/02 (2013.01); C08L 77/06 (2013.01); C08L 79/00 (2013.01); F16L 11/04 (2013.01); F16L 11/06 (2013.01); F16L 58/00 (2013.01); B32B 1/08 (2013.01); B32B 2270/00 (2013.01); B32B 2307/306 (2013.01); B32B 2307/546 (2013.01); B32B 2307/714 (2013.01); B32B 2597/00 (2013.01);
Abstract
The invention relates to the use of at least one catalyst, at least one copper heat stabiliser and at least one oligo- or poly-carbodiimide with a matrix including at least one polyamide, in order to form a composition that has a good melt viscosity and is stable during transformation, in particular during extrusion.