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. 10, 2013
Filed:
Dec. 10, 2010
Toshikazu Kobayashi, Chadds Ford, PA (US);
Marvin M. Martens, Bettendorf, IA (US);
Shengmei Yuan, Newark, DE (US);
Toshikazu Kobayashi, Chadds Ford, PA (US);
Marvin M. Martens, Bettendorf, IA (US);
Shengmei Yuan, Newark, DE (US);
E I du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
Disclosed is a thermoplastic composition including (A) a polyamide resin independently selected from the group consisting of Group (I) Polyamides having a melting point of at least 260° C., and comprising (a) greater than 95 mole percent semiaromatic repeat units and (b) less than 5 mole percent aliphatic repeat units; (B) 0 to 60 weight percent of one or more reinforcement agents; and (C) 0 to 50 weight percent of one or more a polymeric tougheners; wherein the weight percentages are based on the total weight of said thermoplastic composition; and wherein said polyamide resin has at least 50 meq/Kg of acid ends.