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US 2026/0145844 A1Published application
Recyclable bag
AssigneeAmcor Flexibles North America, Inc.
InventorsMarco TORRIGLIA, Alberto VARA ALONSO, Nicola CATOZZI
Life of this patent
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Abstract
A hermetically sealed single lip bag has a front panel, back panel, first side panel, and second side panel formed from a recyclable high-barrier packaging film. The recyclable high-barrier packaging film has a machine-direction oriented, polyethylene-based exterior film and a polyethylene-based interior film. The exterior film has a transverse direction secant modulus and a machine direction secant modulus, each between 1,000 and 1,800 N/mm2.
Claims5
A hermetically sealed single-lip bag comprising:
- a front panel, a back panel, a first side panel, a second side panel, a top seal, a first side seal, a second side seal and a bottom seal,
- wherein the first side seal comprises a top portion bonding the front panel to the back panel, a front leg portion bonding the front panel to the first side panel, and a back leg portion bonding the back panel to the first side panel, and
- the second side seal comprises a top portion bonding the front panel to the back panel, a front leg portion bonding the front panel to the second side panel, and a back leg portion bonding the back panel to the second side panel, and
- wherein each of the front panel, the back panel, the first side panel, and the second side panel is constructed from a recyclable high-barrier packaging film comprising a machine-direction oriented polyethylene-based exterior film and a polyethylene-based interior film,
- wherein the polyethylene-based exterior film has a thickness from 10 microns to 100 microns and a transverse direction secant modulus and a machine direction secant modulus, each between 1,000 and 1,800N/mm2 , and
- wherein the recyclable high barrier packaging film comprises an ethylene vinyl alcohol copolymer, not to exceed 5%, by weight.
3 more elements
Dependencies are inferred from the claim text.