Patents by Inventor Renier Kierkels

Renier Kierkels 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).

  • Free flowing melamine cyanurate agglomerate
    Publication number: 20050070642
    Abstract: The invention relates to agglomerates of flame-retardants, in particular melamine cyanurate, containing aggregates with an average size of between 0.1 and 10 wt. %, relative to the total agglomerates weight, and has a softening point higher than 40° C. The invention further relates to a method for producing said agglomerates, the use of the agglomerates in the preparation of polymer compositions, and polymer compositions containing melamine cyanurate.
    Type: Application
    Filed: October 17, 2002
    Publication date: March 31, 2005
    Inventors: Renier Kierkels, Philippe Wolfgang Bleiman, Stefan Schaafsma, Johannes Mokveld