Patents by Inventor Patrick Francoisse

Patrick Francoisse has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Compositions based on vinylidene chloride copolymers stabilized against heat and their use
    Patent number: 5231139
    Abstract: A composition containing as an epoxide heat stabilizer at least one glycidyl methacrylate copolymer whose epoxy value is at least 0.4. These effective heat stabilizers do not appreciably affect the transparency and the imperviousness of vinylidene chloride copolymers. The composition in question is particularly suited for the extrusion of sheets and films intended for packaging.
    Type: Grant
    Filed: February 12, 1992
    Date of Patent: July 27, 1993
    Assignee: Solvay (Societe Anonyme)
    Inventors: Claude Michel, Pascale Nagels, Patrick Francoisse, Bernard Guenaire