FLEXIBLE FILM LAMINATES AND RETORTABLE FOOD POUCHES FABRICATED THEREFROM

摘要

A flexible laminated film designed especially for use in the manufacture of a collapsible bag for food packaging comprising: a) a first layer of polyolefin that can be welded to the heat; b) a second layer of a thermoplastic polymer metallized beforehand and bonded to the first layer; and c) an adhesive bonding the first layer to the surface the second metallized layer, the adhesive being an acid adduct of maleic anhydride with an ethylene-propylene.