Patents by Inventor Rohitha M. Jayasuriya

Rohitha M. Jayasuriya 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).

  • Composition and process for and article with improved autodeposited surface coating based on epoxy resin
    Patent number: 5500460
    Abstract: The quality of coating in autodeposition from solutions in which the coating is predominantly derived from epoxy resins can be improved in two ways, which can be used jointly or separately: A blocked isocyanate is used as cross linking agent for the epoxy resin, and a surfactant that prevents the occurrence of phase separation during drying of the coating is used. Preferably the surfactant is a fluoroaliphatic polymer ester.
    Type: Grant
    Filed: May 2, 1995
    Date of Patent: March 19, 1996
    Assignee: Henkel Corporation
    Inventors: Bashir M. Ahmed, Rohitha M. Jayasuriya, Thomas R. Hopkins