Patents Represented by Law Firm Carmody & Torranc LLP
  • Process for improving the adhension of polymeric materials to metal surfaces
    Patent number: 6146701
    Abstract: A process is described for treating metal surfaces with a composition comprising an oxidizer, an acid, a corrosion inhibitor, a source of halide ions, a source of adhesion enhancing ions selected from the group consisting of molybdates, tungstates, tantalates, niobates, vanadates and mixtures thereof and optionally a water soluble polymer in order to increase the adhesion of polymeric materials to the metal surface.
    Type: Grant
    Filed: January 12, 1999
    Date of Patent: November 14, 2000
    Assignee: MacDermid, Incorporated
    Inventor: Donald Ferrier