| 摘要 |
<p>The invention is directed to a packaging composite for barrier sealed cigarette or other smoking article packages. The composite includes a foil layer (52), exterior and interior skin layers (54, 56) of heat-sealable thermoplastic polymer, first and second biaxially oriented polypropylene homopolymer layers (58, 60) located between the exterior skin layers and the foil layers, and first and second adhesive layers (66, 68) coupling the polypropylene layers to the foil layer on each side thereof. The package laminate has a thickness of between 1.5 and 2.5 mils.</p> |
