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. 19, 2019
Filed:
Jun. 03, 2016
Applicant:
Sabic Global Technologies B.v., Bergen op Zoom, NL;
Inventors:
Husnu Alp Alidedeoglu, Newburgh, IN (US);
Yuzhen Yang, Evansville, IN (US);
Prashant Kumar, Evansville, IN (US);
Assignee:
SABIC GLOBAL TECHNOLOGIES B.V., Bergen op Zoom, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 67/02 (2006.01); C08G 63/83 (2006.01); C08G 63/91 (2006.01);
U.S. Cl.
CPC ...
C08L 67/02 (2013.01); C08G 63/83 (2013.01); C08G 63/916 (2013.01); C08L 2201/08 (2013.01); C08L 2205/025 (2013.01); C08L 2205/03 (2013.01);
Abstract
The present invention relates to a thermoplastic composition with improved hydrolytic stability, comprising: 30 to 50 percent by weight of a polybutylene terephthalate (PBT) having a carboxylic end group concentration (CEG) of 40 to 120 mmol/kg and an intrinsic viscosity of 0.63 to 0.68 dl/g as measured in a 60:40 phenol/tetrachloroethane; 0.01 to 0.1 percent by weight of a catalyst; 0.01 to 5 percent by weight of an epoxy chain extender; wherein all weight percents are based on the total weight of the composition.