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.

Date of Patent:
Apr. 18, 2023

Filed:

Dec. 21, 2018
Applicant:

Amcor Flexibles North America, Inc., Neenah, WI (US);

Inventor:

Otacilio T. Berbert, Oshkosh, WI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/08 (2006.01); B32B 1/00 (2006.01); B32B 27/18 (2006.01); B32B 27/30 (2006.01); B32B 27/32 (2006.01); B32B 27/34 (2006.01); B32B 27/36 (2006.01); B65D 65/40 (2006.01); B65D 75/00 (2006.01);
U.S. Cl.
CPC ...
B32B 27/08 (2013.01); B32B 1/00 (2013.01); B32B 27/18 (2013.01); B32B 27/306 (2013.01); B32B 27/32 (2013.01); B32B 27/34 (2013.01); B32B 27/36 (2013.01); B65D 65/40 (2013.01); B65D 75/008 (2013.01); B32B 2250/24 (2013.01); B32B 2255/10 (2013.01); B32B 2255/26 (2013.01); B32B 2270/00 (2013.01); B32B 2307/518 (2013.01); B32B 2307/7244 (2013.01); B32B 2307/7246 (2013.01); B32B 2439/40 (2013.01); B32B 2553/00 (2013.01);
Abstract

Described herein are recyclable films with an outer surface comprising a polar polymer, such as polyamide, an inner surface comprising a sealant, and a polar polymer compatibilizer located between the polar polymer and the sealant. Preferably the outer surface is an outer layer of biaxially oriented polyamide and the inner surface is a multilayer inner film comprising the sealant and the compatibilizer.


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