Patents Assigned to Polivar S.p.A.
  • Process for the production of a continuous composite ribbon including an acrylate resin film to be used in safety laminated glass panels
    Patent number: 4734143
    Abstract: A composite ribbon suitable for winding into coils, comprising an acrylate resin film destined to be used as an intermediate layer in safety glass panels, interposed between two thin protective films, is produced by means of a continuous process of polymerization induced by light radiation, using the two protective films themselves as a polymerization cell.
    Type: Grant
    Filed: July 25, 1985
    Date of Patent: March 29, 1988
    Assignees: Societa Italiana Vetro Siv S.p.A., Polivar S.p.A.
    Inventor: Massimo Meoni