Issued Patents All Time
Showing 26–50 of 146 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5942593 | Cycloaliphatic thermoplastic polyurethane elastomers | Heinz Pudleiner, Rolf Dhein, Herbert Hugl, Herbert Heidingsfeld, Hans-Georg Hoppe | 1999-08-24 |
| 5898049 | Biodegradable and compostable shaped bodies | Harro Traubel, Rainhard Koch | 1999-04-27 |
| 5861506 | Compostable and thermoplastic cellulose ether-2-hydroxycarboxylic acid esters and mixed esters | Joachim Simon, Rainhard Koch, Dirk Dijkstra, Jurgen Engelhardt, Volkhard Muller | 1999-01-19 |
| 5827905 | Biodegradable plastics filled with reinforcing materials | Ernst Grigat, Wolfgang Schulz-Schlitte, Aziz E. Sayed, Ralf Timmermann | 1998-10-27 |
| 5739252 | Thermoplastic polyurethaneurea elastomers | Stephan Kirchmeyer, Martin Ullrich, Ulrich Liesenfelder | 1998-04-14 |
| 5739250 | Thermoplastic polyurethane-urea elastomers | Stephan Kirchmeyer, Jurgen Fahndrich, Hans-Georg Hoppe | 1998-04-14 |
| 5717087 | Thermoplastic and biodegradable polysaccharide esters/polysaccharide ether esters containing maleic acid addition product groups | Jochen Kalbe, Reinhard Koch, Jurgen Engelhardt, Wolfgang Koch, Volkhard Muller | 1998-02-10 |
| 5698612 | Thermoplastically workable, biodegradable moulding compositions | Joachim Simon, Dirk Dijkstra, Jurgen Engelhardt, Volkhard Muller, Gunter Weber | 1997-12-16 |
| 5688863 | Soft thermoplastic polyurethane ureas a process for their preparation and their use | Stephan Kirchmeyer, Hans-Georg Wussow, Bodo Rehbold | 1997-11-18 |
| 5639865 | Thermoplastic biodegradable polysaccharide derivatives, process for the manufacture thereof and use thereof | Jochen Kalbe, Rainhard Koch, Jurgen Engelhardt, Wolfgang Koch, Klaus Szablikowski +1 more | 1997-06-17 |
| 5639800 | Production of flame resistant, halogen-free polyurethane/polyureas | Wulf von Bonin, Gert Jabs | 1997-06-17 |
| 5616628 | Process for the production of optionally cellular polyurethanes and/or polyurethane ureas | Wulf von Bonin, Manfred Kapps | 1997-04-01 |
| 5534601 | Polyisocyanate-modified dicarboxylic (poly) anhydrides | Knud Reuter, Walter Schafer, Hans-Ulrich Meier-Westhues, Lothar Kahl, Manfred Bock | 1996-07-09 |
| 5470523 | Process of molding products by rim | Bernhard Jansen, Jurgen Gronen | 1995-11-28 |
| 5468832 | Heat-curable reaction resin mixtures and the use thereof | Lutz Schrader, Hans-Dieter Jakob, Johann Niggemann | 1995-11-21 |
| 5466794 | Thermoplastic cellulose ether ester graft copolymers and process for their production | Jochen Kalbe, Rainhard Koch, Jurgen Engelhardt, Wolfgang Koch, Klaus Szablikowski +1 more | 1995-11-14 |
| 5430121 | Thermoplastic polyurethanes modified by siloxane block copolymers | Heinz Pudleiner, Herbert Hugl, Rolf Dhein | 1995-07-04 |
| 5405664 | Tubular casing with an organochlorine-free coating impermeable to oxygen and water vapor, a process for its production and its use | Kirkor Sirinyan, Rolf Dhein, Gunter Weber, Sebastian Meyer-Stork, Michael Stiem | 1995-04-11 |
| 5386054 | Process for the purification of polyisocyanates, the polyisocyanates thus purified and use thereof | Hans-Joachim Scholl, Rainer Welte | 1995-01-31 |
| 5374704 | Pure, in particular catalyst-free polyurethanes | Rolf Dhein, Herbert Hugl, Heinz Pudleiner | 1994-12-20 |
| 5342881 | Process for the standardization and stabilization of organic polyisocyanates and the stable products of this process | Hans-Joachim Scholl, Manfred Kapps | 1994-08-30 |
| 5312962 | Process for the production of compounds containing aldimine or ketimine groups and the compounds obtained by this process | Walter Schafer | 1994-05-17 |
| 5292807 | Compositions of cyclic isourea component with carboxyl component | Walter Schafer, Hans-Joachim Kreuder, Manfred Bock, Knud Reuter | 1994-03-08 |
| 5266405 | Thermosetting compositions for the production of liquid-crystalline epoxide networks, a process for their preparation and their use | Stephan Kirchmeyer, Alexander Karbach, Joachim Franke | 1993-11-30 |
| 5266662 | Thermosetting reaction mixtures, process for their production and the use thereof for production of moldings and molding material | Hans-Dieter Jakob, Joachim Franke, Lutz Schrader | 1993-11-30 |