IT is important for food packaging to provide good protection against factors cruciafto product quality to ensure product shelf life. Depending on product sensitivity, it is vital to provide food packaging protection with proper barrier components. For example, some products are susceptible to moisture, oxygen or both, or to other gases. Barrier films often consist of multilayers or coated films designed to be impervious to gas and moisture migration, as single-layer films are in general quite permeable to most gases.
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