Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6451863 | Use of water-insoluble poly(oxy-1,4-butanediyl)-containing polyoxyalkylene-polysiloxane block copolymers for defoaming aqueous media | Thomas Ebbrecht, Michael Keup, Stefan Silber, Roland Sucker | 2002-09-17 |
| 6433028 | Use of water-insoluble polyoxyalkylene-polysiloxane block copolymers for defoaming aqueous media | Thomas Ebbrecht, Michael Keup, Stefan Silber, Roland Sucker | 2002-08-13 |
| 6423785 | Maleic anhydride copolymers containing amine oxide groups and their use as dispersants for pigments of fillers | Eberhard Esselborn, Manfred Gaikowski, Ellen Reuter, Stefan Silber, Andreas Stüttgen | 2002-07-23 |
| 6420324 | Defoamers for aqueous media | Thomas Ebbrecht, Michael Gippert, Martina Hartmann, Peter Muss, Stefan Silber +1 more | 2002-07-16 |
| 6391831 | Use of water-insoluble polyoxyarylene-polysiloxane block copolymers for defoaming aqueous media | Thomas Ebbrecht, Michael Keup, Stefan Silber, Roland Sucker | 2002-05-21 |