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US 2022/0032586 A1Published application
Multi-layered packaging films
AssigneePepsiCo, Inc.
InventorsPak Meng Cham, Sridevi Narayan-Sarathy, Brad Dewayne Rodgers, Adam Johnson, Satyabrata Samanta
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Abstract
A multi-layered packaging film includes (a) an outer print layer, (b) an inner product-side layer, and (c) a lamination layer interposed between the outer print layer and the inner product-side layer.
Claims53
A multi-layered packaging film comprising:
- an outer print layer comprising (i) polyhydroxyalkanoate (PHA), polylactide (PLA), polybutylene adipate terephthalate (PBAT), polybutyl succinate (PBS), cellophane, paper, or a combination thereof, (ii) a graphic element, and (iii) an optional first nucleating agent;
- an inner product-side layer comprising (i) a core layer and (ii) a barrier layer;
- and
- a lamination layer interposed between the outer print layer and the inner product-side layer;
- wherein the core layer comprises PHA and a second nucleating agent.
2 more elements
A multi-layered packaging film comprising:
- an outer print layer comprising (i) PHA, PLA, PBAT, PBS, cellophane, paper or a combination thereof, (ii) a graphic element, and (iii) an optional first nucleating agent;
- an inner product-side layer comprising (i) a barrier layer, (ii) a core layer, and (iii) a third layer interposed between the barrier layer and the core layer, wherein each of the core layer and the third layer comprises PHA and a second nucleating agent;
- and
- a lamination layer comprising an adhesive, an extrusion lamination resin, or a combination thereof, wherein the lamination layer is interposed between the outer print layer and the inner product-side layer.
1 more element
Dependencies are inferred from the claim text.