Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12338366 | Use of rhamnolipids and/or sophorolipids in coating compositions for obtaining a homogeneous colour appearance of the dry coating film and/or for increasing occupational safety in the production of coating compositions | Stefan Silber, Petra Allef, Katrin Roland, Pedro Cavaleiro, Jochen Mergenthaler +2 more | 2025-06-24 |
| 11820913 | Use of rhamnolipids and/or sophorolipids for increasing coverage and/or for maintaining application properties in the course of storage of coating compositions | Stefan Silber, Petra Allef, Katrin Roland, Pedro Cavaleiro, Jochen Mergenthaler +2 more | 2023-11-21 |
| 9751971 | Dispersing resins for pigment preparations having a low volatile organic content | Thomas Veit, Michael Ewald, Daniel Engelke, Bettina Burian, Heiko Alzer +6 more | 2017-09-05 |
| 6689731 | Phosphoric esters as emulsifiers and dispersants | Eberhard Esselborn, Wernfried Heilen, Kathrin Lehmann, Stefan Silber, Andreas Stüttgen | 2004-02-10 |
| 6552091 | Block-copolymeric polyalkylene oxides containing styrene oxide, obtained by alkoxylation, and their use | Tammo Boinowitz, Stefan Silber, Joachim Venzmer | 2003-04-22 |
| 6423785 | Maleic anhydride copolymers containing amine oxide groups and their use as dispersants for pigments of fillers | Eberhard Esselborn, Manfred Gaikowski, Wolfgang Josten, Stefan Silber, Andreas Stüttgen | 2002-07-23 |
| 6353068 | Polyacrylates and their use as degassing agents for paints and coatings | Thomas Dietz, Eberhard Esselborn, Christian Psiorz, Ute Schick, Stefan Silber +1 more | 2002-03-05 |