Patents by Inventor Moh-Ching Chang

Moh-Ching Chang 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).

  • Impact-modified polycarbonate molding compositions
    Publication number: 20050250905
    Abstract: A thermoplastic molding composition containing polycarbonate, vinyl copolymer and a compound rubber graft copolymer that contains a polyorganosiloxane is disclosed. The composition is characterized in its improved mechanical properties, most especially Izod impact strength of articles having thickness of at least ΒΌ? molded of the composition.
    Type: Application
    Filed: May 4, 2004
    Publication date: November 10, 2005
    Inventors: Moh-Ching Chang, James Chung
  • Thermoplastic molding composition having high clarity
    Publication number: 20050075455
    Abstract: A clear and ductile thermoplastic molding composition containing (i) a styrene copolymer and (ii) a rubber component is disclosed. The styrene copolymer is represented by styrene-acrylonitrile copolymer and the rubber component is a styrene-butadiene-styrene (SBS) block copolymer. Characterized by its low haze, high light transmission, good processability and mechanical properties the composition is suitable for making a variety of useful articles.
    Type: Application
    Filed: October 1, 2003
    Publication date: April 7, 2005
    Inventors: Moh-Ching Chang, Chuan-Ju Chen