Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7022874 | Preparation of biuret-containing polyisocyanates | Bernd Bruchmann, Stefan Wolff, Wolfgang Heider, Werner Langer, Hans Renz | 2006-04-04 |
| 6538096 | Storage-stable polyisocyanates | Bernd Bruchmann, Gunter Mohrhardt, Hans Renz | 2003-03-25 |
| 6414184 | Process for producing polyisocyanates containing biuret groups from (cyclo)aliphatic diisocyanates | Bernd Bruchmann, Martin Reif, Werner Hofscheuer, Werner Langer, Hans Renz +2 more | 2002-07-02 |
| 5254745 | Melamine polyols coinitiated with toluene diamine having reduced viscosity | — | 1993-10-19 |