Patents by Inventor Waldo Joseph Elisabeth Beek

Waldo Joseph Elisabeth Beek 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).

  • Process for Modifying Polymers
    Publication number: 20160264688
    Abstract: Process for modifying a polymer in the absence of elemental sulfur amounts larger than 0.5 phr, comprising the steps of a. mixing said polymer with a maleimide-functionalized mono-azide at a temperature in the range 80-250° C. to form a functionalised polymer, and b. thermally treating the functionalised polymer at a temperature in the range 50-270° C.
    Type: Application
    Filed: October 31, 2014
    Publication date: September 15, 2016
    Inventors: Waldo Joseph Elisabeth Beek, Auke Gerardus Talma
  • Process for Crosslinking EPM and EPDM
    Publication number: 20160002383
    Abstract: Process for crosslinking an elastomer selected from EPM and EPDM comprising the step of combining said elastomer with the following ingredients:—elemental sulfur—a peroxide—a first sulfur cure accelerator being a benzothiazole sulfonamide—a second sulfur cure accelerator selected from the group consisting of dithiocarbamates and thiurams.
    Type: Application
    Filed: March 24, 2014
    Publication date: January 7, 2016
    Inventor: Waldo Joseph Elisabeth Beek