Patents by Inventor Josef J.I. Van Dun

Josef J.I. Van Dun 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).

  • Adhesive Composition
    Publication number: 20220195158
    Abstract: A composition contains (A) an ethylene/?-olefin copolymer having a density from 0.855 g/cc to 0.895 g/cc and a melt viscosity, at 177° C., from 5,000 mPa-s to 50,000 mPa-s; (B) a functionalized propylene-based polymer containing from 1 wt % to 10 wt % functional groups, the functionalized propylene-based polymer having a melt viscosity, at 190° C., from greater than 10,000 mPa-s to 50,000 mPa-s and a weight average molecular weight, Mw, greater than 30,000 g/mol; (C) a tackifier; and (D) a wax.
    Type: Application
    Filed: April 25, 2019
    Publication date: June 23, 2022
    Inventors: Wanfu Ma, Allan Walter McLennaghan, Josef J.I. Van Dun