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:
Jun. 26, 2018
Filed:
Sep. 23, 2014
Dupont Teijin Fims U.s. Limited Partnership, Chester, VA (US);
Tina Wright, County Durham, GB;
Rachel Little, Glasgow, GB;
William James Brennan, Middlesbrough, GB;
Erik Jevon Nelson, Chester, VA (US);
Mark Russell Hodgson, Teeside, GB;
Nori Mandokoro, Midlothian, VA (US);
DuPont Teijin Films U.S. Limited Partnership, Chester, VA (US);
Abstract
A co-extruded multi-layer biaxially oriented polyester film comprising a primary polyester layer and a dissimilar secondary polyester layer adjacent to the primary polyester layer, wherein the primary polyester layer and the secondary polyester layer each comprise a glycidyl ester of a branched monocarboxylic acid, wherein the monocarboxylic acid has from 5 to 50 carbon atoms, and wherein said glycidyl ester is in the form of its reaction product with at least some of the end groups of the polyester; and use thereof as a component of a photovoltaic cell.