Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5143994 | Polyisocyanate mixture, a process for its preparation and its use in polyurethane coating compositions | Hans-Josef Laas, Reinhard Halpaap, Josef Pedain | 1992-09-01 |
| 5141987 | Aqueous coating compositions containing water dispersible polyurethane polyureas as binders and the coatings produced therefrom | Klaus Nachtkamp, Klaus Noll, Hans-Gunter Schmitz, Armin Sickert | 1992-08-25 |
| 5098983 | Polyisocyanate mixtures, processes for their production and their use as binders for coating compositions or as reactants for compounds reactive to isocyanate groups or carboxyl groups | Hans-Josef Laas, Werner Kubitza | 1992-03-24 |
| 4764553 | Water soluble or dispersible polyurethanes, a process for their preparation and their use for coating substrates | Josef Pedain, Klaus Noll | 1988-08-16 |
| 4745151 | Process for the production of aqueous dispersions of polyurethane polyureas, the dispersions obtainable by this process and their use as coating compositions | Klaus Noll, Josef Pedain, Klaus Nachtkamp, Jurgen Schwindt | 1988-05-17 |