Patents by Inventor Hohan Franz Gradus Antonius Jamsen

Hohan Franz Gradus Antonius Jamsen 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).

  • UNSATURATED POLYESTER
    Publication number: 20120136117
    Abstract: The present invention relates to a resin composition comprising (a) an unsaturated polyester resin having a molecular weight Mn of at least 750 Dalton and at most 5000 Dalton and (b) a reactive diluent, wherein the unsaturated polyester resin comprises C5-C10 unsaturated diacid building blocks and isosorbide building blocks. Preferably, at least part of the isosorbide is derived from a non-fossil source. Preferably, itaconic acid or anhydride is used as the C5 unsaturated dicarboxylic acid.
    Type: Application
    Filed: March 24, 2010
    Publication date: May 31, 2012
    Inventors: Marian Henryk Szkudlarek, Hohan Franz Gradus Antonius Jamsen, Stefanus Jacobus Duyvestijn