Patents by Inventor Chuan J. Chen

Chuan J. Chen 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).

  • Weatherable graft polymers having improved impact retention and improved melt flow
    Patent number: 5112895
    Abstract: Weatherable thermoplastic polymeric compositions are formed by blending weatherable grafted rubber composition with an aliphatic diester selected from the group consisting of dialkoxyalkoxyalkyl diesters and dialkoxydialkoxyalkyl diesters of aliphatic dicarboxylic acids containing 4 to 8 carbon atoms.
    Type: Grant
    Filed: May 22, 1991
    Date of Patent: May 12, 1992
    Assignee: Monsanto Company
    Inventors: Chuan J. Chen, Fred M. Peng