Patent ID: 11897231
Assignee: AMCOR FLEXIBLES NORTH AMERICA, INC.
Field: Surface technology, coating (Chemistry)
Classification: CPC B  H | IPC B  H

Claim 0:
1. A package film comprising
a first foil layer having a thickness of 0.5 mil or less but greater than 0 mil,
a second foil layer having a thickness of 0.5 mil or less but greater than 0 mil,
a multilayer structure positioned between the first foil layer and the second foil layer, wherein 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 multilayer bulk layer comprising a polyethylene layer, the multilayer bulk layer having a lower modulus than the high modulus layer;
an adhesive layer, the adhesive layer directly attached to the high modulus layer and one of the first foil layer or the second foil layer, and
a sealant film, wherein the sealant film is positioned interior the second foil layer.