Patents Assigned to Herberts Gessellschaft mit beschrankter Haftung
  • Emulsifier-free, heat-curable coating material, its preparation and use
    Patent number: 5460892
    Abstract: A coating material is described which exhibits high resistance to chemicals and is emulsifier-free. The coating material is useful as a lacquer layer coating on metallic substates such as automobiles. The coating material is based upon a polyester oligomer/polyacrylate wherein the polyacrylate contains hydrophilic and hydrophobic portions and the polyester contains hydroxyl functions. Capped polyisocyanates are also included in the coating material.
    Type: Grant
    Filed: January 7, 1994
    Date of Patent: October 24, 1995
    Assignee: Herberts Gessellschaft mit beschrankter Haftung
    Inventors: Klaus Bederke, Volker Duecoffre, Carmen Flosbach, Wolfgang Goldner, Walter Schubert