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US 2025/0018703 A1Published application
Barrier laminate for packaging material
AssigneeStora Enso OYJ
InventorSami-Seppo Ovaska
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Abstract
The present invention relates to a barrier laminate comprising: a first cellulose substrate comprising highly refined cellulose fibers; a tie layer comprising a hot melt adhesive and a second cellulose substrate wherein the peeling strength between the second substrate and the tie layer is between 3-5 N. The present invention also relates to a method for manufacturing said barrier laminate.
Claims27
A barrier laminate comprising:
- a first cellulose substrate comprising highly refined cellulose fibers,
- a tie layer comprising a hot melt adhesive, and
- a second cellulose substrate, wherein a peeling strength between the second substrate cellulose and the tie layer is between 3-5 N.
A method for manufacturing a barrier laminate comprising the steps of:
- providing a first cellulose substrate comprising highly refined fibers,
- providing a second cellulose substrate,
- applying a tie layer comprising a hot melt adhesive between said first cellulose substrate and said second cellulose substrate to form said laminate,
- wherein a peeling strength between the second cellulose substrate and the tie layer is between 3-5 N.
1 more element
Dependencies are inferred from the claim text.