FIELD: packaging industry.
SUBSTANCE: film comprises an outer surface layer with a heat-resistant thermoplastic polymer, an intermediate layer comprising a polyamide-based polymer, an inner surface layer comprising an ethylene-based copolymer, and has an adhesion strength between the inner surface layers after hot water treatment at 80°C of not less than 10 N/15 mm.
EFFECT: multilayer shrink film based on polyamide has a durability and greatly improved self-weldability required for packaging films for meat products, such as fresh and processed meat.
13 cl, 4 dwg, 3 tbl, 5 ex
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