Issued Patents 1982
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362864 | Process for the preparation of polyarylene sulphides | Karsten-Josef Idel, Dieter Freitag, Josef Merten | 1982-12-07 |
| 4338429 | Process for working up polycarbonates | Volker Serini, John Goossens, Dieter Freitag | 1982-07-06 |
| 4334053 | Process for the preparation of aromatic polyesters and the use thereof for the production of injection molded articles, films and coatings | Dieter Freitag, Klaus Reinking, Karsten-Josef Idel, Harald Medem | 1982-06-08 |
| 4331614 | Aromatic polyphosphonates and a process for their production | Manfred Schmidt, Dieter Freitag, Klaus Reinking, Harry Rohr, Hans-Dieter Block | 1982-05-25 |
| 4331573 | Aqueous dispersions of urethane-modified polyesters, a process for their production and their use for the production of lacquers | Karl Zabrocki, Franz Weider | 1982-05-25 |
| 4328174 | Aromatic polyester phosphonates | Manfred Schmidt, Dieter Freitag, Klaus Reinking, Harry Rohr, Harald Medem | 1982-05-04 |
| 4322520 | Aromatic thermoplastic polyphosphonatocarbonate | Manfred Schmidt, Dieter Freitag, Werner Nouvertne | 1982-03-30 |