Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8075998 | Water-in-oil creams of organosilicon compounds | Manfred Schmuck | 2011-12-13 |
| 8022150 | Polyoxyalkylene-polysiloxane block polymers, a process for preparing them and their use as defoamers in aqueous dispersions | Eberhard Esselborn, Ralf Schnelle, Otto Klocker | 2011-09-20 |
| 6686320 | Use of water-insoluble polyoxyalkylene-polysiloxane block copolymers for defoaming aqueous media | Thomas Ebbrecht, Wolfgang Josten, Michael Keup, Stefan Silber | 2004-02-03 |
| 6552092 | Defoamers for aqueous media | Thomas Ebbrecht, Michael Gippert, Martina Hartmann, Wolfgang Josten, Peter Muss +1 more | 2003-04-22 |
| 6525103 | Water-insoluble poly(oxy-1,4-butanediyl)-containing polyoxyalkylene-polysiloxane block copolymers for defoaming aqueous media | Thomas Ebbrecht, Wolfgang Josten, Michael Keup, Stefan Silber | 2003-02-25 |
| 6451863 | Use of water-insoluble poly(oxy-1,4-butanediyl)-containing polyoxyalkylene-polysiloxane block copolymers for defoaming aqueous media | Thomas Ebbrecht, Wolfgang Josten, Michael Keup, Stefan Silber | 2002-09-17 |
| 6433028 | Use of water-insoluble polyoxyalkylene-polysiloxane block copolymers for defoaming aqueous media | Thomas Ebbrecht, Wolfgang Josten, Michael Keup, Stefan Silber | 2002-08-13 |
| 6420324 | Defoamers for aqueous media | Thomas Ebbrecht, Michael Gippert, Martina Hartmann, Wolfgang Josten, Peter Muss +1 more | 2002-07-16 |
| 6391831 | Use of water-insoluble polyoxyarylene-polysiloxane block copolymers for defoaming aqueous media | Thomas Ebbrecht, Wolfgang Josten, Michael Keup, Stefan Silber | 2002-05-21 |
| 6001887 | Defoamer emulsion based on organofunctionally modified polysiloxanes | Michael Keup | 1999-12-14 |
| 5994415 | Compound antifoams for defoaming polymer dispersions and aqueous coating systems | Burghard Gruning, Petra Hinrichs, Michael Keup, Frank König, Stefan Silber +1 more | 1999-11-30 |
| 5804099 | Polysiloxane-polyoxyethylene-polyoxypropylene triblock copolymers and defoaming compounds containing them | Wernfried Heilen, Hans-Leo Karminski, Michael Keup, Otto Klocker, Stefan Silber +1 more | 1998-09-08 |
| 5091002 | Preparation for the water-repellent impregnation of porous mineral building materials | Eckehard Schamberg, Gotz Koerner, Herwig Fritsch, Manfred Grasse | 1992-02-25 |
| 5032662 | Method for defoaming aqueous dispersions of polymeric organic substances by addition of polyoxyalkylene-polysiloxane block copolymers | Roland Berger, Hans-Ferdi Fink, Otto Klocker | 1991-07-16 |