Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6444777 | PROCESS FOR PRODUCING COMPACT OR CELLULAR POLYURETHANE ELASTOMERS BASED ON 3,3′ DIMETHYL DIPHENYL 4,4′ DIISOCYANATE-CONTAINING POLYISOCYANATE MIXTURES AND ISOCYANATE PREPOLYMERS SUITABLE THEREFOR | Manfred Genz, Gerhard Hellmann, Walter Haselhorst, Torsten Jeschke, Ute Nichau +4 more | 2002-09-03 |
| 6310114 | Method of preparing compact or cellular polyurethane elastomers and isocyanate prepolymers suitable therefor | Manfred Genz, Walter Haselhorst, Torsten Jeschke, Ute Nichau, Michael J. Strauss +4 more | 2001-10-30 |
| 6197839 | Process for preparing compact or cellular polyurethane elastomers and isocyanate prepolymers suitable for this purpose | Manfred Genz, Walter Haselhorst, Torsten Jeschke, Ute Bruns, Michael J. Strauss +4 more | 2001-03-06 |
| 6184410 | Carbodiimides based on 1,3-bis(1-methyl-1-isocyanatoethyl)benzene | Karl Haberle, Nicolas Kokel, Raina Tharigen | 2001-02-06 |
| 6063824 | Microcellular urea-containing polyurethane elastomer | Ruediger Krech, Udo Rotermund, Renate Hempel, Wolfgang Scholz, Manfred Genz | 2000-05-16 |
| 6037383 | Microcellular polyurethane elastomer containing urea groups | Ruediger Krech, Udo Rotermund, Renate Hempel, Wolfgang Scholz, Manfred Genz | 2000-03-14 |
| 4436869 | Production of closed-cell polyurethane moldings having a densified surface zone | Otmar Zipp, Herbert Stutz, Wolfgang Scholz | 1984-03-13 |
| 4334033 | Process for the manufacture of polyurethane elastomers | Lothar Metzinger, Otmar Zipp | 1982-06-08 |