Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797800 | Method of dimerizing isophorone diisocyanate | Hans-Josef Laas, Frank Richter, Jürgen Köcher | 2004-09-28 |
| 6777523 | Highly functional polyisocyanate mixtures which are dispersible in water | Hans-Josef Laas, Martin Brahm | 2004-08-17 |
| 6767958 | Modified polyisocyanates | Hans-Josef Laas | 2004-07-27 |
| 6720400 | Process for the preparation of polyisocyanates with a biuret structure | Dieter Mager, Siegfried Oeckl, Harald Mertes | 2004-04-13 |
| 6713556 | Dimethylpyrazole-blocked isocyanate mixtures | Eberhard Konig, Thomas Klimmasch, Hans-Ulrich Meier-Westhues, Harald Mertes, Joachim Schüll +1 more | 2004-03-30 |