Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6613863 | Catalyst and process for preparing low-viscosity and color-reduced polyisocyanates containing isocyanurate groups | Stephan Kohlstruk, Ingo Bockhoff, Rainer Lomoelder | 2003-09-02 |
| 6552154 | Catalyst and process for preparing color-reduced polyisocyanates containing isocyanurate groups | Stephan Kohlstruk, Lutz Mindach | 2003-04-22 |