Patents by Inventor Didior Gigmes

Didior Gigmes 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).

  • Method for Controlled Free Radical Polymerization or Copolymerization of Methacrylic and/or Methacrylate Monomers or Exclusively Methacrylic and/or Methacrylate Copolymers
    Publication number: 20080274074
    Abstract: The invention relates to a method for the polymerization of one or more methacrylate and/or methacrylic monomers, for the synthesis of methacrylate or methacrylic polymers or of exclusively methacrylic and/or methacrylate copolymers, comprising a step of bringing said monomer(s) into contact with one at least of the compounds of formula (I) and (II) below: in which: R1 and R2 may represent a phenyl group, R3 and R4 may together form an ?N-phenyl group, Z represents a group of formula —CR8R9R10, in which R8 and R9 may represent methyl groups and R10 may represent a —COO-phenyl group.
    Type: Application
    Filed: November 24, 2006
    Publication date: November 6, 2008
    Applicant: Arkema France
    Inventors: Jean-Luc Couturier, Yohann Guillaneuf, Denis Bertin, Didior Gigmes