Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5043092 | Process for the production of polyisocyanate mixtures containing uretdione and isocyanurate groups | Josef Pedain, Klaus Konig | 1991-08-27 |
| 4994541 | Process for the preparation of polyisocyanates containing uretdione and isocyanurate groups, the polyisocyanates obtained by this process and their use in two-component polyurethane coatings | Werner Kubitza, Dietrich Liebsch | 1991-02-19 |