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:
Mar. 21, 2017
Filed:
Jun. 19, 2009
Applicants:
Guillaume Lê, Colombelles, FR;
Julien Jouanneau, Pont-Audemer, FR;
Benjamin Saillard, Bernay, FR;
Inventors:
Assignee:
ARKEMA FRANCE, Colombes, FR;
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/04 (2006.01); G01J 3/433 (2006.01); G01J 3/02 (2006.01);
U.S. Cl.
CPC ...
G01J 3/4338 (2013.01); G01J 3/02 (2013.01); G01J 3/0297 (2013.01); Y10T 428/139 (2015.01); Y10T 428/1352 (2015.01); Y10T 428/1397 (2015.01);
Abstract
The invention relates to a polyamide comprising at least one repeat unit corresponding to the general formulation: X·Y in which: X represents a cycloaliphatic diamine and Y represents an aliphatic dicarboxylic acid chosen from dodecanedioic (C) acid, tetradecanedioic (C) acid and hexadecanedioic (C) acid, characterized in that said dicarboxylic acid comprises organic carbon of renewable origin, determined according to Standard ASTM D6866. The invention also relates to a composition comprising this polyamide and also to the use of this polyamide and of such a composition.