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:
Feb. 13, 2024

Filed:

Jun. 15, 2016
Applicant:

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

Inventors:

Ross K Gruetzmacher, Neenah, WI (US);

Brent G. Martins, Oshkosh, WI (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 27/08 (2006.01); B32B 15/085 (2006.01); B32B 15/20 (2006.01); B32B 27/32 (2006.01); B32B 29/00 (2006.01); B32B 37/12 (2006.01); B65D 65/14 (2006.01); H01L 23/50 (2006.01);
U.S. Cl.
CPC ...
B32B 15/085 (2013.01); B32B 15/20 (2013.01); B32B 27/08 (2013.01); B32B 27/32 (2013.01); B32B 29/002 (2013.01); B32B 37/12 (2013.01); B65D 65/14 (2013.01); H01L 23/50 (2013.01); B32B 2309/105 (2013.01); B32B 2311/24 (2013.01);
Abstract

A package film is described. The package film comprises a first foil layer having a thickness of 0.5 mil or less but greater than 0 mil and a second foil layer having a thickness of 0.5 mil or less but greater than 0 mil. The package film also comprises a multilayer structure positioned between the first foil layer and the second foil layer. The multilayer structure has a thickness of from 0.75 mil to 2 mil and comprises (a) a high modulus layer having a secant modulus in each of the machine direction and the transverse direction of greater than 120,000 psi or having an elongation at break in each of the machine direction and the transverse direction of less than 150% and (b) a bulk layer comprising polyethylene, polypropylene, ionomer, or blends thereof. The package film further comprises a sealant film, and the sealant film is positioned interior the second foil layer. Various embodiments of the package film are also described.


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