Patents by Inventor Catherine Savary

Catherine Savary 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).

  • Paints comprising aqueous dispersions of hydroxylated fluorinated copolymers
    Patent number: 6448328
    Abstract: The present invention relates to stable aqueous dispersions comprising one or a number of hydroxylated fluorinated copolymers consisting of vinylidene fluoride and/or of trifluoroethylene, of tetrafluoroethylene, of one or a number of hydroxylated allylic monomers, and optionally of one or a number of monomers chosen from non-hydroxylated vinyl ethers. The stable aqueous dispersions optionally further comprise one or a number of acrylic copolymers consisting of methyl methacrylate and of one or a number of other alkyl (meth)acrylate(s), which are optionally functionalized or substituted. The stable aqueous dispersions are prepared by dispersion in water of an organic solution of the above copolymers and then by removal of the organic solvent. They can in particular be used as binders for aqueous-phase paints or varnishes.
    Type: Grant
    Filed: May 30, 1995
    Date of Patent: September 10, 2002
    Assignee: Atofina
    Inventors: Patrick Kappler, Jean Luc Perillon, Catherine Savary
  • Binder for self-crosslinkable varnishes and paints
    Patent number: 5762820
    Abstract: The invention relates to binders for self-crosslinkable varnishes and paints comprising one or a number of hydroxylated and/or carboxylated fluorinated copolymers and one or a number of epoxidized and/or alkoxylated acrylic copolymers.
    Type: Grant
    Filed: June 21, 1996
    Date of Patent: June 9, 1998
    Assignee: Elf Atochem S. A.
    Inventors: Patrick Kappler, Jean-Luc Perillon, Catherine Savary