Patents by Inventor Kunqiang Gao

Kunqiang Gao 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).

  • Procatalyst Composition with Substituted Amide Ester Internal Electron Donor
    Publication number: 20120322962
    Abstract: Disclosed are procatalyst compositions having an internal electron donor which includes a substituted amide ester and optionally an electron donor component. Ziegler-Natta catalyst compositions containing the present procatalyst compositions exhibit improved catalyst activity and/or improved catalyst selectivity and produce propylene-based olefins with broad molecular weight distribution.
    Type: Application
    Filed: February 24, 2011
    Publication date: December 20, 2012
    Inventors: Linfeng Chen, Tak W. Leung, Tao Tao, Kunqiang Gao, James X. Shu, Xiaodong Huang