Patents Represented by Attorney Mark Quatt

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  • Vinylidene chloride film with controlled gas permeability
    Patent number: 5538770
    Abstract: An extrudable vinylidene chloride composition is useful in packaging films where controlled CO.sub.2 and O.sub.2 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.
    Type: Grant
    Filed: November 18, 1994
    Date of Patent: July 23, 1996
    Assignee: W. R. Grace & Co. -Conn.
    Inventor: Solomon Bekele