Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12269916 | Production of PU foams | Isabelle Denise Wessely, Annegret Terheiden, Rüdiger Landers, Roland Hubel, Wilfried Knott +1 more | 2025-04-08 |
| 12152109 | Curable condensation compounds based on alkoxy-functional polysiloxanes | Berend-Jan de Gans, Philippe Favresse, Wilfried Knott, Markus Hallack, Florian Düllmann | 2024-11-26 |
| 12060460 | Process for producing endcapped, liquid siloxanes from silicone wastes | Wilfried Knott | 2024-08-13 |
| 11905376 | SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymers | Wilfried Knott, Dagmar Windbiel | 2024-02-20 |
| 11859053 | SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymers | Wilfried Knott, Dagmar Windbiel | 2024-01-02 |
| 11795275 | Reactive siloxanes | Wilfried Knott, Philippe Favresse, Michael Fiedel, André Brötzmann | 2023-10-24 |
| 11732091 | Process for producing SiOC-bonded polyether siloxanes branched in the siloxane portion | Wilfried Knott | 2023-08-22 |
| 11732092 | Upcycling process for processing silicone wastes | Wilfried Knott, Dietmar Schaefer | 2023-08-22 |
| 11725017 | Method for preparing SiOC-linked polyether siloxanes branched in the siloxane part | Wilfried Knott | 2023-08-15 |
| 11591448 | Physical reutilization of siliconized sheets | Wilfried Knott, Dietmar Schaefer | 2023-02-28 |
| 11498996 | Process for producing polyoxyalkylene polysiloxane block polymers | Wilfried Knott, Frauke Henning, Philippe Favresse | 2022-11-15 |
| 11472822 | Process for purifying acetoxysiloxanes | Wilfried Knott, Dagmar Windbiel, Frauke Henning, Jan Caßens | 2022-10-18 |
| 11420985 | Acetoxy systems | Wilfried Knott, Philippe Favresse | 2022-08-23 |
| 11359056 | Linear polydimethylsiloxane-polyoxyalkylene block copolymers of the structure type ABA | Wilfried Knott, Frauke Henning | 2022-06-14 |
| 11345783 | Linear polydimethylsiloxane-polyoxyalkylene block copolymers of the structure type ABA | Wilfried Knott, Frauke Henning | 2022-05-31 |
| 11332591 | Production of PU foams | Daniela Hermann, Roland Hubel, Annegret Terheiden, Michael Ferenz, Wilfried Knott | 2022-05-17 |
| 11286351 | Process for producing acetoxy-bearing siloxanes | Wilfried Knott, Frauke Henning, Jan Caßens | 2022-03-29 |
| 11286366 | Process for recycling silicones | Wilfried Knott, Dietmar Schaefer | 2022-03-29 |
| 11279804 | SiOC-based polyethersiloxanes | Wilfried Knott, Dagmar Windbiel, Philippe Favresse, Michael Fiedel, André Brötzmann +3 more | 2022-03-22 |
| 11261298 | Tailored SiOC-based polyethersiloxanes | Philippe Favresse, Michael Fiedel, André Brötzmann, Wilfried Knott | 2022-03-01 |
| 11220578 | Process for producing SiOC-bonded polyether siloxanes branched in the siloxane portion | Wilfried Knott | 2022-01-11 |
| 11066429 | Process for producing acetoxy-bearing siloxanes | Wilfried Knott, Frauke Henning, Jan Caßens | 2021-07-20 |
| 11021575 | Process for producing acetoxy-bearing siloxanes | Wilfried Knott, Frauke Henning, Jan Caßens | 2021-06-01 |
| 10954344 | SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymers | Wilfried Knott, Dagmar Windbiel | 2021-03-23 |
| 10766913 | Mixtures of cyclic branched siloxanes of the D/T type and conversion products thereof | Wilfried Knott | 2020-09-08 |