Patents Represented by Attorney Woodwock Washburn LLP

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  • Hot-melt adhesive
    Patent number: 7439305
    Abstract: Hot-melt adhesives containing at least one aromatic modified polyethylene and/or polypropylene (co)polymer, a further ethylene or propylene/C4 to C20 alpha-olefin copolymer, and at least one tackifying resin are useful for the adhesive bonding of package and paperboard products.
    Type: Grant
    Filed: June 18, 2007
    Date of Patent: October 21, 2008
    Assignee: Henkel Kommanditgesellschaft Auf Aktien
    Inventors: Gunter Hoffmann, Ralf Grauel, Richard Scholta, Thomas Moeller, Ralf Eberhardt