Patents by Inventor Hans Looij

Hans Looij 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).

  • Polycarbonate useful in making solvent cast films
    Publication number: 20070057400
    Abstract: A method for making high quality films from polycarbonate resins is described. The method involves the steps of making and isolating a polycarbonate resin using an activated carbonate melt polymerization process; forming a solution of the polycarbonate resin in an organic solvent, solvent casting the polycarbonate resin solution and then removing the organic solvent in a controlled manner to form a polycarbonate resin film. The use of these films in various applications is also described.
    Type: Application
    Filed: September 9, 2005
    Publication date: March 15, 2007
    Applicant: General Electric Company
    Inventors: Edward Kung, Hans Looij, Brian Mullen