Patents by Inventor Lionel BOSCO

Lionel BOSCO 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 producing a composition comprising a polyurethane with NCO end groups
    Patent number: 11845830
    Abstract: The present invention relates to a method for producing a composition comprising at least one polyurethane with NCO end groups, and at least one catalyst B selected from among tertiary amines, said method comprising the following steps: a) production of a polyurethane with NCO end groups, comprising a step of polyaddition of a polyol composition and a polyisocyanate composition, in the presence of at least one catalyst A selected from the group consisting of—organo-metallic catalysts excluding tin-based catalysts, —tertiary amines, and—mixtures of same; and b) the addition of at least one catalyst B, selected from among tertiary amines, to the polyurethane with NCO end groups obtained in step a).
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: December 19, 2023
    Assignees: BOSTIK SA, UNIVERSITE CLAUDE BERNARD LYON 1, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, CPE LYON FORMATION CONTINUE ET RECHERCHE—CPE LYON FCR
    Inventors: Federico Sanz, Guillaume Michaud, Frédéric Simon, Jean Raynaud, Vincent Monteil, Lionel Bosco
  • METHOD FOR PRODUCING A COMPOSITION COMPRISING A POLYURETHANE WITH NCO END GROUPS
    Publication number: 20200308337
    Abstract: The present invention relates to a method for producing a composition comprising at least one polyurethane with NCO end groups, and at least one catalyst B selected from among tertiary amines, said method comprising the following steps: a) production of a polyurethane with NCO end groups, comprising a step of polyaddition of a polyol composition and a polyisocyanate composition, in the presence of at least one catalyst A selected from the group consisting of—organo-metallic catalysts excluding tin-based catalysts, —tertiary amines, and—mixtures of same; and b) the addition of at least one catalyst B, selected from among tertiary amines, to the polyurethane with NCO end groups obtained in step a).
    Type: Application
    Filed: December 19, 2018
    Publication date: October 1, 2020
    Inventors: Federico SANZ, Guillaume MICHAUD, Frédéric SIMON, Jean RAYNAUD, Vincent MONTEIL, Lionel BOSCO