Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6573358 | Process for the preparation of superabsorbent polymers from polyacrylonitrile precipitation polymers | Gunter Sackmann, Klaus Struss | 2003-06-03 |
| 6566465 | Method for polymerizing conjugated diolefins (dienes) with catalysts based on vanadium compounds in the presence of vinylaromatic solvents | Heike Windisch, Werner Obrecht, Norbert Steinhauser | 2003-05-20 |
| 6482897 | Process for producing ABS moulding compositions having a high rubber content | Richard Weider, Frank Wingler | 2002-11-19 |
| 6417256 | Polycarbonate-ABS moulding materials | Thomas Eckel, Dieter Wittmann, Ralph Ostarek, Richard Weider | 2002-07-09 |
| 6310151 | Method for polymerizing conjugated diolefins (dienes) with catalysts based on cobalt compounds in the presence of vinylaromatic solvents | Heike Windisch, Werner Obrecht, Norbert Steinhauser | 2001-10-30 |
| 6239225 | Process for the manufacture of impact resistant modified polymers | Bernd Klinksiek, Otto Schmid, Ralph Ostarek, Richard Weider, Raymond D. Burk +1 more | 2001-05-29 |
| 5872180 | Substrates which have been provided with an oil-, water- and soil-repellant treatment and fluorine-containing compositions for this purpose | Hans-Albert Ehlert, Uwe Zweering | 1999-02-16 |
| 5753569 | Substrates which have been provided with an oil-, water- and soil-repellant treatment and fluorine-containing compositions for this purpose | Hans-Albert Ehlert, Uwe Zweering | 1998-05-19 |
| 5558940 | Oil- and water-repellent papers, processes for their production and new fluorine-containing copolymers for this purpose | Joachim K onig, Uwe Zweering, Siegfried Korte | 1996-09-24 |
| 5387640 | Fluorine-containing copolymers and aqueous dispersions prepared therefrom | Hans-Albert Ehlert | 1995-02-07 |
| 5372731 | Composition and process for the finishing of textiles | Hans-Albert Ehlert, Hans-Josef Laas, Joachim Probst, Helmut Reiff, Rolf-Volker Meyer | 1994-12-13 |
| 5247008 | Fluorine containing copolymers and aqueous dispersions prepared therefrom | Hans-Albert Ehlert | 1993-09-21 |