Patents by Inventor Adreas Hoffmann

Adreas Hoffmann 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).

  • FLAME-RETARDANT POLYURETHANE MOLDED FOAMS, PROCESSES FOR PREPARING THE SAME, AND USES THEREFOR
    Publication number: 20110006579
    Abstract: Polyurethane molded foams having a surface region and an interior region and comprising a flame-retardant solid, wherein the flame-retardant solid is present in the surface region in a proportion higher than a proportion of the flame-retardant solid in the interior region; processes for preparing the same; and materials comprising such foams.
    Type: Application
    Filed: February 13, 2009
    Publication date: January 13, 2011
    Applicant: BAYER MATERIALSCIENCE AG
    Inventors: Frithjof Hannig, Dagmer Ulbrich, Thomas Gross, Hans-Guido Wirtz, Adreas Frahm, Adreas Hoffmann