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:
Oct. 31, 2023
Filed:
Jun. 12, 2019
Michelman, Inc., Cincinnati, OH (US);
Freddy Enrique Boscan Guerra, Recklinghausen, DE;
Robin Cooper, Attert, BE;
Guillaume Putod, Arlon, BE;
Rymma Sushko, Windhof, LU;
Michelman, Inc., Cincinnati, OH (US);
Abstract
Embodiments of the present disclosure provide a coated film structure including a substrate layer, an overcoat layer, and at least one intermediate layer disposed between the substrate layer and the overcoat layer. The substrate layer includes a polymer film substrate, the overcoat layer includes an acid-functional copolymer, and the at least one intermediate layer includes aluminum oxide. The coated film structure has an oxygen transmission rate of less than about 3.00 cm/m/day at 50% relative humidity and 23° C. as measured in accordance with ASTM D3985. Further, the coated film structure has a water vapor transmission rate of less than 2.50 g/m/day at 90% relative humidity and 37.8° C. as measured in accordance with ASTM E-398.