Issued Patents 1982
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360603 | Process for the preparation of compounds containing s-triazine units and isocyanate groups or isocyanate-reactive groups and the production of polyurethanes containing these fillers | Werner Rasshofer, Richard Kopp | 1982-11-23 |
| 4350781 | Process for the preparation of polymer precursors containing oxazolin-2-one rings | Werner Rasshofer, Holger Meyborg | 1982-09-21 |
| 4348512 | Polyisocyanate reaction products of diisocyanates and s-triazine derivatives containing amino groups, and polymers therefrom | Holger Meyborg | 1982-09-07 |
| 4336180 | Solvent-free polyurethanes with fibrous reinforcing agents | Klaus Recker | 1982-06-22 |
| 4330656 | Activated isocyanate prepolymers and a process for the production of elastomeric polyurethane resins | Wilhelm Kallert | 1982-05-18 |
| 4325887 | Isocyanatoaryl sulfonic acid esters | — | 1982-04-20 |