Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10287448 | Universal pigment preparation | Katrin Roland, Christoph Duerr, Frank Schubert, David Momper, Aline Skotarczak +1 more | 2019-05-14 |
| 10113025 | Functionalized ketone-aldehyde condensation resins | Christoph Duerr, Bettina Burian, Daniel Engelke, Tanja Joerres, Erika Retzlaff | 2018-10-30 |
| 9751971 | Dispersing resins for pigment preparations having a low volatile organic content | Thomas Veit, Daniel Engelke, Bettina Burian, Heiko Alzer, Jan Schwarze +6 more | 2017-09-05 |
| 9221945 | Liquid, adhesion-promoting additive and process for its preparation | Heiko Alzer, Ingrid Heussen, Sascha Herrwerth, Thomas Veit, Erika Retzlaff +2 more | 2015-12-29 |
| 7781538 | Tin-free, high-melting reaction products of carbonyl-hydrogenated ketone aldehyde resins, hydrogenated ketone resins, and carbonyl-hydrogenated and core-hydrogenated ketone aldehyde resins based on aromatic ketones and polyisocynates | Patrick Glockner, Andreas Wenning, Peter Denkinger | 2010-08-24 |
| 7101958 | Ketone-aldehyde resins having low water content, high thermal stability and yellowing resistance | Patrick Gloeckner, Werner Andrejewski, Hans-Peter Bergmann, Iris Brueckner, Peter Denkinger +1 more | 2006-09-05 |
| 7001973 | Catalyst and process for preparing low-viscosity and color-reduced polyisocyanates containing isocyanurate groups | Stephan Kohlstruk, Ingo Bockhoff, Rainer Lomoelder | 2006-02-21 |
| 6875243 | Catalysts for preparing polyisocyanates containing isocyanurate groups, and their use | Manuela Windmueller, Waltraud Poersch, Stephan Kohlstruk | 2005-04-05 |
| 6800714 | Catalyst and process for preparing color-reduced polyisocyanates containing isocyanurate groups | Stephan Kohlstruk, Lutz Mindach | 2004-10-05 |
| 6730628 | Catalyst and process for preparing color-reduced polyisocyanates containing isocyanurate groups | Stephan Kohlstruk, Lutz Mindach | 2004-05-04 |
| 6613863 | Catalyst and process for preparing low-viscosity and color-reduced polyisocyanates containing isocyanurate groups | Stephan Kohlstruk, Ingo Bockhoff, Rainer Lomoelder | 2003-09-02 |
| 6552154 | Catalyst and process for preparing color-reduced polyisocyanates containing isocyanurate groups | Stephan Kohlstruk, Lutz Mindach | 2003-04-22 |
| 6452003 | Process for preparing low-odor and storage-stable monomer-containing polyisocyanurates from isophorone diisocyanate | Rainer Lomoelder, Stephan Kohlstruk | 2002-09-17 |
| 5599617 | Nonslip article support pad | — | 1997-02-04 |