B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
229/19.2
B65D 5/06 (2006.01) B65D 5/70 (2006.01) B65D 17/48 (2006.01)
Patent
CA 1325413
ABSTRACT Packing containers manufactured from plastic-coated paper and having a sealing fin wherein the packing material is joined inside to inside in a sealed union, the material layers so joined together accomodating between them, at least along a part of the sealing fin, a tearing strip inserted in the sealing fin which is sealed to the inner plastic coating of the packing material. To facilitate the pulling off of the tearing strip on opening of the container, the packing material is provided at least within the region of the part of the sealing fin accomodating the strip with a material layer adapted to weaken adherence which is applied between the fibrous layer and the inner plastic coating of the packing material and preferably consists of water glass.
586629
Marks & Clerk
Roby Teknik Aktiebolag
LandOfFree
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