Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11913168 | Process for producing dyed mixed fibres, dyed mixed fibre yarns and/or dyed mixed fibre textile fabrics | Gijsbrecht Jacobus Maria Habraken, Klaus Scheuermann | 2024-02-27 |
| 10370479 | Process for making a polymer polyol | Christian Koenig, Dejan Petrovic, Andreas Bauder, Daniel Freidank, Dirk Opfermann +4 more | 2019-08-06 |
| 9512266 | Process for organocatalytic ring-opening polymerization | Kerstin Wiss, Sirus Zarbakhsh, Peter Deglmann, Lothar Riebel, Michael Limbach +3 more | 2016-12-06 |
| 9234066 | Process for preparing polyol dispersions | Daniel Freidank, Andreas Emge, Sonja Judat, Robert Engel, Ingrid Martin +2 more | 2016-01-12 |
| 9156761 | Process for preparing polyether polyols | Kerstin Wiss, Sirus Zarbakhsh, Peter Deglmann, Michael Limbach, Ronald Lindner +2 more | 2015-10-13 |
| 9120731 | Process for preparing polyether alcohols | Michael Stoesser, Wolfgang Loth, Ralf Boehling, Sirus Zarbakhsh | 2015-09-01 |
| 9114380 | Conditioning of double metal cyanide catalysts | Igor Shishkov, Sirus Zarbakhsh, Ronald Adelmann, Wolfgang Rohde | 2015-08-25 |
| 9115246 | Polyether polyols, process for preparing polyether polyols and their use for producing polyurethanes | Andreas Kunst, Berend Eling, Heinz-Dieter Lutter, Wei Han, Jens Mueller | 2015-08-25 |
| 9109077 | Foamed polyurethanes having improved flexing endurance properties | Nils Mohmeyer, Daniel Freidank, Sibylle Schoeps, Andreas Emge, Marco Ortalda | 2015-08-18 |
| 9056945 | Process for organocatalytic ring-opening polymerization | Kerstin Wiss, Sirus Zarbakhsh, Peter Deglmann, Lothar Riebel, Michael Limbach +3 more | 2015-06-16 |
| 9018345 | Process for the preparation of polyetherester polyols | Andreas Kunst, Berend Eling, Xinkui Wang, Ning Ying, Hui Du +1 more | 2015-04-28 |
| 8664427 | Process for preparing highly branched polyhydroxybenzoic acid alkoxylates | Daniel Schoenfelder, Bernd Bruchmann, Anna Cristadoro, Matthias Schopohl, Andreas Kunst | 2014-03-04 |
| 8461285 | Process for preparing polyether polyols | Fatemeh Ahmadnian, Vinit Chilekar, Andreas Brodhagen, Hermann Graf | 2013-06-11 |
| 8034980 | Method for producing polyether polyols | Wolfgang Loth, Ralf Boehling, Thomas Ostrowski, Michael Stoesser, Hartwig Voss +1 more | 2011-10-11 |
| 7750191 | Method for producing polyether alcohols | Thomas Ostrowski, Stephan Bauer, Juergen Winkler | 2010-07-06 |
| 7723465 | Method for producing polyether alcohols | Stephan Herwig, Thomas Ostrowski, Dirk Meckelnburg, Renata Jovanovic, Werner Weinle | 2010-05-25 |
| 7528288 | Method for production of polyether alcohols | Thomas Ostrowski, Raimund Ruppel | 2009-05-05 |