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:
Jan. 21, 2020
Filed:
Dec. 08, 2014
Applicant:
Victrex Manufacturing Limited, Lancashire, GB;
Inventors:
Adam Chaplin, Lancashire, GB;
Erin Bryce, Lancashire, GB;
Michael David Benstead, Stockton-on-Tees, GB;
Michael Lewis Turner, Lancashire, GB;
Assignee:
VICTREX MANUFACTURING LIMITED, Lancashire, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 65/40 (2006.01); C08K 3/013 (2018.01);
U.S. Cl.
CPC ...
C08G 65/4012 (2013.01); C08K 3/013 (2018.01); C08G 2650/40 (2013.01); C08G 2650/60 (2013.01);
Abstract
Polyaryletherketones are produced which are end-capped with a phenylethynyl-containing moiety. The end-capped material, having a relatively low molecular weight, may be subjected to a thermal cycle to produce a higher molecular weight material having excellent mechanical properties, a relatively high level of crystallinity and acceptable Tm and Tg