B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 27/32 (2006.01) A22C 13/00 (2006.01)
Patent
CA 2490150
The invention relates to a biaxial stretch tubular film with at least five layers and which may be shrunk and sealed, for the packaging and covering of meat, meat with bones or paste-like foodstuffs and use thereof. Said tubular film has the first four layers thereof, counting from the inside out, made from at least one polyolefin and/or modified polyolefin. A layer or several layers follow on said layers which are made from polyvinylidene chloride copolymer and/or polyamide and/or ethylene vinyl alcohol copolymer and/or polyolefin and/or modified polyolefin.
L'invention concerne un film tubulaire à au moins cinq couches, étiré biaxialement, rétractable et scellable, destiné à emballer et à envelopper de la viande, de la viande avec des os ou des produits alimentaires pâteux, ainsi que son utilisation. Dans le film tubulaire selon l'invention, les quatre premières couches, comptées de l'intérieur vers l'extérieur, se composent dans chaque cas d'au moins une polyoléfine et/ou de polyoléfine modifiée. Ces couches sont suivies d'une ou de plusieurs couches à base de copolymère-chlorure de polyvinylidène et/ou de polyamide et/ou de copolymère-alcool de vinyle d'éthylène et/ou de polyoléfine et/ou de polyoléfine modifiée.
Grund Hartmut
Raue Frank
Schauer Helmut
Borden Ladner Gervais Llp
Naturin Gmbh & Co.
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