Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8722834 | Equilibration of siloxanes on water-containing sulphonated cation exchange resins | Wilfried Knott, Klaus-Dieter Klein, Horst Dudzik | 2014-05-13 |
| 8722836 | Siloxane nitrones and use thereof | Wilfried Knott, Pedro Cavaleiro, Bjoern Eicke, Sadik Amajjahe, Kai Steenweg | 2014-05-13 |
| 8623984 | Compositions containing polyether-polysiloxane copolymers | Carsten Schiller, Horst Dudzik, Eva Emmrich, Annegret Terheiden, Martin Glos +2 more | 2014-01-07 |
| 8598295 | Method for producing branched SiH functional polysiloxanes and the use thereof for producing SiC- and SiOC-linked, branched organomodified polysiloxanes | Wilfried Knott, Horst Dudzik | 2013-12-03 |
| 8557944 | Polysiloxanes with nitrogen-containing groups | Michael Ferenz, Wilfried Knott, Stefan Silber, Hans Henning Wenk, Dirk Kuppert +1 more | 2013-10-15 |
| 8420748 | Process for preparing branched Si-H functional polysiloxanes and use thereof for preparing liquid SiC- or SiOC-linked, branched modified organomodified polysiloxanes | Wilfried Knott, Michael Ferenz | 2013-04-16 |
| 8349907 | Invention relates to the use of foam stabilizers, produced on the basis of sustainable raw materials, for prroducing polyurethane foams | Wilfried Knott, Oliver Thum, Carsten Schiller, Martin Glos, Annegret Terheiden | 2013-01-08 |
| 8334355 | Silicone-polyether block copolymers having a defined polydispersity in the polyoxyalkylene part and their use as stabilizers for producing polyurethane foams | Wilfried Knott, Frank Schubert, Roland Hubel, Christian Eilbracht | 2012-12-18 |
| 8309664 | Silicone-polyether copolymer systems and process for preparing them by means of an alkoxylation reaction | Wilfried Knott, Frank Schubert | 2012-11-13 |
| 8283422 | Polyethersiloxanes carrying alkoxysilyl groups and method for production thereof | Frank Schubert, Wilfried Knott | 2012-10-09 |
| 8268939 | Process for modifying surfaces | Thomas Ebbrecht, Frank Schubert, Matthias Naumann, Wilfried Knott, Kathrin Lehmann +3 more | 2012-09-18 |
| 8138294 | Process for preparing branched Si-H functional polysiloxanes and use thereof for preparing liquid SiC- or SiOC-linked, branched modified organomodified polysiloxanes | Wilfried Knott, Michael Ferenz | 2012-03-20 |
| 7619035 | Method of producing addition products of compounds containing SiH groups onto reactants having one double bond on aqueous media | Wilfried Knott | 2009-11-17 |