Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5141968 | Polyether polyols based on aromatic diamines and polyamines, a process for their preparation, and their use for polyurethane and polyisocyanurate plastics | Manfred Dietrich | 1992-08-25 |
| 5030758 | Polyether polyols based on o-tolylenediamine, a process for their production, and their use for polyurethane and polyisocyanurate plastics | Manfred Dietrich | 1991-07-09 |
| 4767795 | Polyol composition and a process for the preparation of flame-resistant polyurethane foams therefrom | Norbert Adam, Rolf Wiedermann | 1988-08-30 |