Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10301427 | Process for producing hydrosilylable polyoxyalkylene ethers | Matthias Lobert, Anja Brösgen, Thomas Reibold | 2019-05-28 |
| 9334354 | Modified alkoxylation products which have alkoxysilyl groups and contain urethane groups, and their use | Michael Ferenz, Matthias Lobert, Frank Schubert, Anke Lewin, Wilfried Knott +1 more | 2016-05-10 |
| 9035011 | Modified alkoxylation products having at least one non-terminal alkoxysilyl group and a plurality of urethane groups, and their use | Michael Ferenz, Bastian Matthias Brugger, Matthias Lobert, Frank Schubert, Wilfried Knott +1 more | 2015-05-19 |
| 8058388 | Process for alkoxylation with DMC catalysts in a loop reactor with ejector | Andreas Sellmann | 2011-11-15 |
| 7312364 | Equilibrium reaction and gas/liquid reaction in a loop reactor | Peter Cramers, Gerhard Kettenbach, Andreas Sellmann | 2007-12-25 |
| 6194475 | Use of metal salts of ricinoleic acid in producing polyurethane | Tammo Boinowitz, Georg Burkhart, Ralf Hoffmann, Felix Muller, Hans-Heinrich Schlons +2 more | 2001-02-27 |
| 5633292 | Method for producing cold polyurethane foams | Anette Brune, Georg Burkhart | 1997-05-27 |
| 5565194 | Polysiloxane-polyoxyalkylene block copolymers and their use as additives for hair cosmetics | Georg Burkhart, Rolf-Dieter Langenhagen, Andreas Weir | 1996-10-15 |
| 5480916 | Method for producing cold polyurethane foams | Anette Brune-Fischer, Georg Burkhart, Bernd-Jurgen Klietsch | 1996-01-02 |
| 5357018 | Polysiloxane-polyoxyalkylene block copolymers with different polyoxyalkylene blocks in the average molecule | Georg Burkhart, Rolf-Dieter Langenhagen, Andreas Weier | 1994-10-18 |
| 5321051 | Polysiloxane-polyoxyalkylene block copolymers with different polyoxyalkylene blocks in the average molecule | Georg Burkhart, Rolf-Dieter Langenhagen, Andreas Weier | 1994-06-14 |
| 5306737 | Polysiloxane-polyoxyalkylene block copolymers with different polyoxyalkylene blocks in the average molecule | Georg Burkhart, Rolf-Dieter Langenhagen, Andreas Weier | 1994-04-26 |
| 5183830 | Method for the preparation of highly elastic forms of reduced compression hardness having polyurethane groups | Volker Mohring | 1993-02-02 |
| 5132333 | Method for the preparation of flexible polyurethane foams with reduced hardness comprising adding a hydroxycarboxylic acid salt | Georg Burkhart, Hans-Heinrich Schlons | 1992-07-21 |
| 5093376 | Method for the preparation of flexible polyester polyurethane foams | Volker Mohring, Georg Burkhart, Jurgen Fock, Hans-Heinrich Schlons | 1992-03-03 |