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, 2025
Filed:
Mar. 13, 2020
Arkema France, Colombes, FR;
Mathieu Sabard, Serquigny, FR;
Benoît Brule, Serquigny, FR;
Marie Pommier De Santi, Osaka, JP;
Stefania Cassiano Gaspar, Serquigny, FR;
Damien Vitry, Kyoto, JP;
Rui Mao, Jiangsu, CN;
ARKEMA FRANCE, Puteaux, FR;
Abstract
A copolyamide including at least two distinct units A and XY of formula A/XY, wherein: A is a repeating unit obtained by polycondensation of: at least one Cto Camino acid, or at least one Cto Clactam, or at least one C-Cdicarboxylic acid Cb; XY is a repeating unit obtained from the polycondensation of at least one Cto Clinear aliphatic diamine (X), and at least one aromatic dicarboxylic acid (Y), to prepare a composition comprising betweenand 65% of reinforcing fibers, relative to the total weight of the composition, and for which the flexural modulus or tensile modulus, measured after an identical conditioning, does not vary by more than 20% in the temperature range from 20° C. to 40° C.