Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6444778 | Process for the production of uretdione polyisocyanates with improved monomer stability | Hans-Josef Laas, Dieter Mager | 2002-09-03 |
| 6426414 | Polyether-modified polyisocyanate mixtures having improved dispersibility in water | Hans-Josef Laas, Christian Wamprecht | 2002-07-30 |
| 6423777 | Powder coating cross-linking agents of high functionality which contain uretdione groups and free isocyanate groups | Hans-Josef Laas, Ulrich Freudenberg, Michael Grahl | 2002-07-23 |
| 6395925 | Process for purifying organic isocyanates, the organic isocyanates so purified and their use | Karsten Danielmeier, Dieter Mager | 2002-05-28 |
| 6391161 | Method for reducing the chlorine content of low molecular weight isocyanates | Karsten Danielmeier, Dieter Mager, Martin Brahm, Eric Hoffman | 2002-05-21 |
| 6392001 | Process for the production of light-stable polyisocyanates containing allophanate groups | Harald Mertes, Josef Pedain | 2002-05-21 |