Patents by Inventor Angelo Rotasperti

Angelo Rotasperti 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).

  • Process for the polymerization in aqueous dispersion of fluorinated monomers
    Patent number: 4789717
    Abstract: A process for polymerizing or copolymerizing fluorinated monomers, in an aqueous dispersion, by the use of radicalic starters and of fluorinated surfactants, characterized in that it is operated in the presence of perfluoropolyether having neutral end groups, being liquid under the polymerization conditions and in the form of an aqueous emulsions, in order to increase the polymerization rate.
    Type: Grant
    Filed: April 23, 1987
    Date of Patent: December 6, 1988
    Assignee: Ausimont S.p.A.
    Inventors: Enzo Giannetti, Angelo Rotasperti, Enrico Marchese