| 7390867 |
Isocyanate adducts |
Marion Heinz, Peter Huntemann, Udo Schilling |
2008-06-24 |
| 7122708 |
High-functionality polyether polyols and preparation thereof |
Peter Bohme, Michael Pcolinski, Wolf-Dieter Habicher, Antje Ziemer |
2006-10-17 |
| 6495652 |
Prepolymers containing isocyanate groups and a method for the production thereof |
Michael Reichelt, Renate Hempel, Peter Falke, Peter von Malotki, Holger Seifert |
2002-12-17 |
| 6284812 |
Thermally stable rigid foams based on isocyanate and having low brittleness and low thermal conductivity |
Renate Hempel, Holger Seifert, Werner Schmiade |
2001-09-04 |
| 6274642 |
Storage-stable, blowing agent-containing emulsions for producing rigid foams based on isocyanate |
Anja Biedermann, Renate Hempel, Werner Wiegmann, Marion Heinz |
2001-08-14 |
| 6274759 |
Diisocyanates containing hydantoin groups and polyurethanes in which they are present |
Hermann Graf, Gunter Mohrhardt |
2001-08-14 |
| 6063824 |
Microcellular urea-containing polyurethane elastomer |
Ruediger Krech, Heinz Bollmann, Renate Hempel, Wolfgang Scholz, Manfred Genz |
2000-05-16 |
| 6046247 |
Production of rigid polyurethane foams having a low thermal conductivity |
Guiscard Glück, Klaus Hahn, Otto Volkert |
2000-04-04 |
| 6040349 |
Production of rigid polyurethanes foams with reduced density |
Gottfried Knorr, Eva Baum, Holger Seifert, Werner Wiegmann |
2000-03-21 |
| 6037383 |
Microcellular polyurethane elastomer containing urea groups |
Ruediger Krech, Heinz Bollmann, Renate Hempel, Wolfgang Scholz, Manfred Genz |
2000-03-14 |
| 5965231 |
Gas mixtures for thermal insulation |
Anne-Kathrin Merten, Norbert Krollmann |
1999-10-12 |
| 5916480 |
Storage-stable emulsions for producing fine-celled rigid foams based on isocyanate |
Marion Heinz, Anja Biedermann, Renate Hempel, Werner Wiegmann |
1999-06-29 |
| 5895792 |
Production of rigid polyurethane foams |
Renate Hempel, Holger Seifert, Werner Wiegmann |
1999-04-20 |
| 5880168 |
Open-celled rigid foams based on isocyanate |
Marion Heinz, Werner Wiegmann, Anja Biedermann, Michael Reichelt |
1999-03-09 |
| 5684092 |
Production of rigid foams based on isocyanate |
Holger Seifert, Renate Hempel, Gottfried Knorr |
1997-11-04 |
| 5624969 |
Production of rigid foams based on isocyanate |
Holger Seifert, Renate Hempel, Gottfried Knorr |
1997-04-29 |
| 5621024 |
Preparation of thermoplastic polyurethanes |
Peter Eberhardt, Ruediger Krech, Klaus Techritz |
1997-04-15 |
