Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12269916 | Production of PU foams | Isabelle Denise Wessely, Annegret Terheiden, Rüdiger Landers, Wilfried Knott, Dagmar Windbiel +1 more | 2025-04-08 |
| 11332591 | Production of PU foams | Daniela Hermann, Annegret Terheiden, Michael Ferenz, Wilfried Knott, Horst Dudzik | 2022-05-17 |
| 10793662 | Nitrogen-containing compounds suitable for use in the production of polyurethanes | Thomas Günther, Michael Fiedel, Olga Fiedel, Martin Glos | 2020-10-06 |
| 10703851 | Nitrogen-containing compounds suitable for use in the production of polyurethanes | Thomas Günther, Michael Fiedel, Martin Glos, Frank Schubert | 2020-07-07 |
| 10457769 | Nitrogen-containing compounds suitable for use in the production of polyurethanes | Thomas Günther, Michael Fiedel, Martin Glos | 2019-10-29 |
| 10189965 | Production of viscoelastic polyurethane systems using block polymers having bonded siloxane blocks as cell openers | Michael Krebs, Michael Ferenz, Marco Wolf, Thomas Guenther | 2019-01-29 |
| 9982085 | Production of polyurethane foams comprising polyolefin-based polyols | Ruediger Landers, Annegret Terheiden | 2018-05-29 |
| 9657144 | Polysiloxane polyether copolymers having (polyether)moieties comprising carbonate groups and their use as stabilizers for the production of polyurethane foams | Sarah Schmitz, Michael Ferenz | 2017-05-23 |
| 9512271 | Silicone copolymers with pendant alkyl radicals attached via allyl glycidyl ether and related compounds, and use thereof as stabilizers for production of flexible polyurethane foams | Annegret Terheiden | 2016-12-06 |
| 9505895 | Amines suitable for use in the manufacture of polyurethanes | Sarah Schmitz, Martin Glos, Annegret Terheiden | 2016-11-29 |
| 9328210 | Additive composition useful for controlling the foam properties in the production of flexible polyurethane foams containing polyols based on renewable raw materials | Annegret Terheiden, Michael Ferenz | 2016-05-03 |
| 9096706 | Production and use of metal salts of alkyl oxide and/or aryl alkyl oxide oligomers and polymers with acid end groups in the production of polyurethane systems | Sarah Schmitz | 2015-08-04 |
| 9051424 | Process for preparing branched polyethercarbonates and use thereof | Matthias Lobert, Sarah Schmitz, Frank Schubert, Helmut Hahnel | 2015-06-09 |
| 8841403 | Use of metal salts of a carboxylic acid in the production of polyurethane systems | Sarah Schmitz | 2014-09-23 |
| 8802744 | Alkyl carbonate endcapped polyether siloxanes and preparation thereof | Wilfried Knott, Horst Dudzik, Frauke Henning, Frank Schubert, Michael Ferenz | 2014-08-12 |
| 8334355 | Silicone-polyether block copolymers having a defined polydispersity in the polyoxyalkylene part and their use as stabilizers for producing polyurethane foams | Frauke Henning, Wilfried Knott, Frank Schubert, Christian Eilbracht | 2012-12-18 |
| 7858829 | Alkoxylations in microstructured capillary reactors | Georg Markowz, Manfred Recksik, Markus Rudek, Dietmar Wewers, Florian Zeller-Schuldes | 2010-12-28 |