Patents by Inventor Sun-tak Wang

Sun-tak Wang 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).

  • Adsorbent-filled membranes for pervaporation
    Patent number: 6117328
    Abstract: Pervaporation membranes are used for removing volatile organic compounds from wastewaters. These pervaporation membranes are prepared by dispersing at least one hydrophobic adsorbent such as activated carbon uniformly into a polymer matrix.
    Type: Grant
    Filed: March 26, 1997
    Date of Patent: September 12, 2000
    Assignees: U.S. Environmental Protection Agency, University of Cincinnati
    Inventors: Subhas K. Sikdar, Wenchang Ji, Sun-tak Wang