Patents by Inventor Saravanan Nagappan

Saravanan Nagappan 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).

  • PVC-based metallopolymer nanocomposites, and coating composition and coating film comprising same
    Patent number: 9745490
    Abstract: The present invention relates to a PVC-based metallopolymer nanocomposite. The PVC-based metallopolymer nanocomposite includes a core-forming metal ion, a nucleophilic thiol having three mercapto functional groups, and poly(vinyl chloride) (PVC). The present invention also relates to a metallopolymer nanocomposite surface modified with silica that is prepared by grafting the PVC-based metallopolymer nanocomposite with a silane compound.
    Type: Grant
    Filed: August 22, 2013
    Date of Patent: August 29, 2017
    Assignee: Pusan National University Industry—University Cooperation Foundation
    Inventors: Chang Sik Ha, Saravanan Nagappan, Jin Joo Park
  • PVC-Based Metallopolymer Nanocomposites, and Coating Composition and Coating Film Comprising Same
    Publication number: 20150247051
    Abstract: The present invention relates to a PVC-based metallopolymer nanocomposite. The PVC-based metallopolymer nanocomposite includes a core-forming metal ion, a nucleophilic thiol having three mercapto functional groups, and poly(vinyl chloride) (PVC). The present invention also relates to a metallopolymer nanocomposite surface modified with silica that is prepared by grafting the PVC-based metallopolymer nanocomposite with a silane compound.
    Type: Application
    Filed: August 22, 2013
    Publication date: September 3, 2015
    Inventors: Chang Sik Ha, Saravanan Nagappan, Jin Joo Park