Patents by Inventor Cynthia Asli Mertdogan

Cynthia Asli Mertdogan 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).

  • Fluoropolymer finishing process
    Patent number: 6416698
    Abstract: Beads of melt-fabricable fluoropolymer dispersion particles are produced by a solvent-aided pelletization process using fluorinated solvent containing ether oxygen.
    Type: Grant
    Filed: January 18, 2000
    Date of Patent: July 9, 2002
    Assignee: E. I. du Pont de Nemours and Company
    Inventor: Cynthia Asli Mertdogan
  • Solutions of perfluorinated polymers in SF.sub.6 with or without CO.sub.2
    Patent number: 5696195
    Abstract: Perfluorinated polymers are dissolved in supercritical carbon dioxide and/or sulfur hexafluoride at elevated temperatures and pressures. The solutions are useful for making foams, spun-bonded or paper-like webs, or for purification of polymers.
    Type: Grant
    Filed: June 4, 1996
    Date of Patent: December 9, 1997
    Assignees: E. I. Du Pont de Nemours and Company, Johns Hopkins University
    Inventors: William Howard Tuminello, Mark A. McHugh, Cynthia Asli Mertdogan