B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 51/16 (2006.01) B29C 55/02 (2006.01) B32B 27/06 (2006.01) B32B 27/18 (2006.01) B32B 27/32 (2006.01) G09F 3/04 (2006.01)
Patent
CA 2749873
The invention relates to the use of a multilayer, biaxially oriented polyolefin film comprising at least five layers as the label in deep drawing, which film is constructed from the following layers I the base layer is free from vacuoles, and IIa the outer intermediate layer is free from vacuoles and contains at least 95% by weight propylene polymer, which polymer has a propylene content of 98 to 100% by weight relative to the propylene polymer, and IIIa printing may be applied to the outer cover layer, and IIb the inner intermediate layer is constructed essentially from propylene polymer and contains vacuoles, and IIIb the inner cover layer is applied to the surface of the inner intermediate layer and is a sealable cover layer, and is a sealable cover layer, and has a sealing initiation temperature <130°C.
L'invention concerne l'utilisation d'une feuille de polyoléfine orientée biaxiale multicouche, comprenant au moins cinq couches en tant qu'étiquette, par emboutissage profond, ladite feuille étant constituée par les couches suivantes : I la couche de base est exempte de vacuoles, et IIa la couche intermédiaire externe est exempte de vacuoles et renferme au moins 95% en poids d'un polymère de propylène présentant une teneur en propylène de 98 à 100 % en poids, rapporté au polymère de propylène, et IIIa la couche de recouvrement externe est imprimable, et IIb la couche intermédiaire interne est composée essentiellement de polymère de propylène et renferme des vacuoles, et IIIb la couche de recouvrement interne est appliquée sur la surface de la couche intermédiaire interne et est une couche de recouvrement pouvant être scellée, et présente une température de scellement minimale < 130°C.
Duepre Yvonne
Tews Wilfrid
Fetherstonhaugh & Co.
Treofan Germany Gmbh & Co. Kg
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