abstract |
An extrudable vinylidene chloride composition is useful in packaging films where controlled CO₂ and O₂ transmission rates benefit the packaging of products such as gassing cheese. The compositon, and film made therefrom, comprises 100 parts by weight of at least one vinylidene chloride copolymer; between 4 and 15 parts by weight of a plasticizer; and between 4 and 15 parts by weight of an acrylate/styrene copolymer; wherein the total amount of plasticizer and acrylate/styrene copolymer comprises at least 9 parts by weight. |