Patents by Inventor Gerardus van Doremaele

Gerardus van Doremaele 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).

  • Method of preparing a hydrocarbylated metal-organic compound
    Publication number: 20070112182
    Abstract: The invention relates to a process for the preparation of a hydrocarbylated metal organic compound, comprising a hydrocarbyl group, a spectator ligand and optionally a ligand, by contacting a metal-organic reagent with a spectator ligand in the presence of at least 2 equivalents of a hydrocarbylating agent.
    Type: Application
    Filed: August 3, 2004
    Publication date: May 17, 2007
    Applicant: DSM IP ASSETS B.V.
    Inventors: Edwin Ijpeij, Felix Beijer, Henricus Arts, Gerardus Van Doremaele
  • Process for the preparation of a polyolefin
    Publication number: 20060252893
    Abstract: The invention related to a process for the polymerization of at least one aliphatic or aromatic hydrocarbyl C2-20 mono- or multiolefin in the presence of a catalyst and a boron comprising co-catalyst, wherein the catalyst comprises a composition of a metal-organic reagent, a spectator ligand and optionally at least one equivalent of a hydrocarbylating agent. The invention further relates to a polymer obtainable by the process of the invention.
    Type: Application
    Filed: August 3, 2004
    Publication date: November 9, 2006
    Inventors: Edwin Ijpeij, Henricus Arts, Gerardus Van Doremaele, Felix Beijer, Francis Van der Burgt, Martin Zuideveld