B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 65/02 (2006.01)
Patent
CA 2680243
The invention relates to a plastic film (3) including a pre-existing oriented tear zone (11, 7), characterised in that the zone (11, 7) comprises a butt weld (7) which assembles one end of the plastic film (9) with another end of the plastic film (10), said weld zone being disposed in the thickness of one or more of the welding layers of the plastic film (3). The invention also relates to a method and a device for producing said plastic film.
La présente invention concerne un film plastique (3) comprenant une zone pré- existante de déchirure orientée (1 1,7) caractérisé par le fait que ladite zone (1 1,7) comprend une soudure bout à bout (7) qui assemble une extrémité du film plastique (9) avec une autre extrémité du film plastique (10), ladite zone de soudure étant disposée dans l'épaisseur d'une ou plusieurs des couches soudantes du film plastique (3). L'invention concerne également à un procédé et à un dispositif pour réaliser ledit film plastique.
Aisapack Holding S.a.
Robic
LandOfFree
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