Patents by Inventor Horst Di Mews

Horst Di Mews 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 the production of stable polymers
    Patent number: 8110704
    Abstract: Stable NCO prepolymers are produced from polyisocyanates having a melting point greater than 70° C., preferably, naphthalene diisocyanate, having advantageous physical properties. An important feature of the process of the present invention is the rapid cooling of the prepolymer. The process of the present invention may be carried out on a continuous or batch basis. The prepolymers of the present invention are particularly suitable for the production of cast polyurethane elastomers.
    Type: Grant
    Filed: November 2, 2006
    Date of Patent: February 7, 2012
    Assignees: Bayer MaterialScience LLC, Bayer MaterialScince AG
    Inventors: James Michael Barnes, Hartmut Nefzger, Erika Bauer, Stefan Penninger, Thomas Schultz, Heinrich Lutz, Horst Di Mews, Charles S. Gracik