Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11760828 | Two-component system for elastic coatings | Christoph Irle, Qinglan LIU, Limin Cheng | 2023-09-19 |
| 11548969 | Process for the preparation of polyisocyanates with dimer, trimer and/or allophanate and optionally urethane structure | Martin Brahm, Frank Richter, Jingchun Qian | 2023-01-10 |
| 11390707 | Polyisocyanurate polymers and process for the production of polyisocyanurate polymers | Hans-Josef Laas, Mathias Matner, Dirk Achten, Heiko Hocke | 2022-07-19 |
| 11319402 | Method for producing a polyisocyanate polymer and a polyisocyanurate plastic | Heiko Hocke, Mathias Matner, Dirk Achten, Hans-Josef Laas | 2022-05-03 |
| 11286331 | Hydrophilically modified polyisocyanurate plastic and process for production thereof | Thomas Klimmasch, Jan Weikard, Mathias Matner, Dirk Achten, Hans-Josef Laas +1 more | 2022-03-29 |
| 11286332 | Hydrophobically modified polyisocyanurate plastic and method for production thereof | Dirk Achten, Mathias Matner, Hans-Josef Laas, Jan Weikard, Florian Golling | 2022-03-29 |
| 11279790 | Process for producing polyisocyanurate plastics by means of phosphine catalysis | Hans-Josef Laas, Mathias Matner, Dirk Achten, Heiko Hocke | 2022-03-22 |
| 10752724 | Process for producing polyisocvanurate plastics having functionalized surfaces | Dirk Achten, Hans-Josef Laas, Mathias Matner, Heiko Hocke, Jörg Tillack | 2020-08-25 |
| 10752723 | Polyisocyanurate polymer and process for the production of polyisocyanurate polymers | Hans-Josef Laas, Mathias Matner, Dirk Achten, Heiko Hocke | 2020-08-25 |
| 10717805 | Process for producing polyisocyanurate plastics | Mathias Matner, Dirk Achten, Hans-Josef Laas, Heiko Hocke | 2020-07-21 |
| 10590226 | Solids based on polyisocyanurate polymers produced under adiabatic conditions | Mathias Matner, Dirk Achten, Hans-Josef Laas, Heiko Hocke | 2020-03-17 |
| 10465034 | Crystallization stable polyester prepolymers | Hans-Josef Laas, Karl-Heinrich Wührer | 2019-11-05 |
| 10179830 | Thioallophanate polyisocyanates containing silane groups | Hans-Josef Laas, Christoph Eggert | 2019-01-15 |
| 9926402 | Iminooxadiazinedione polyisocyanates | Hans-Josef Laas | 2018-03-27 |
| 9458318 | Polyisocyanate mixtures | Dorota Greszta-Franz, Hans-Josef Laas, Reinhard Halpaap, Hans-Ulrich Meier-Westhues | 2016-10-04 |
| 9458282 | Polyurethane sealing compounds | Dorota Greszta-Franz, Hans-Josef Laas, Jens Krause, Christian Wamprecht | 2016-10-04 |
| 8445623 | Process for the preparation of polyisocyanates with a biuret structure | Martin Brahm, André Fellhoelter, Reinhard Halpaap | 2013-05-21 |
| 7939598 | Polyisocyanate mixtures comprising cycloaliphatic structural elements | Hans-Josef Laas, Reinhard Halpaap, Markus Mechtel, Michael Ehlers, Reinhard Hertrampf | 2011-05-10 |
| 7737243 | Highly productive coating composition for automotive refinishing | Jerome T. Adams, Robert John Barsotti, Laura Ann Lewin, Reinhard Halpaap, Myron W. Shaffer +2 more | 2010-06-15 |
| 7049367 | Self-crosslinking PU dispersions | Jan Mazanek, Joachim Petzoldt, Heino Muller | 2006-05-23 |
| 6720400 | Process for the preparation of polyisocyanates with a biuret structure | Reinhard Halpaap, Siegfried Oeckl, Harald Mertes | 2004-04-13 |
| 6444778 | Process for the production of uretdione polyisocyanates with improved monomer stability | Hans-Josef Laas, Reinhard Halpaap | 2002-09-03 |
| 6395925 | Process for purifying organic isocyanates, the organic isocyanates so purified and their use | Karsten Danielmeier, Reinhard Halpaap | 2002-05-28 |
| 6391161 | Method for reducing the chlorine content of low molecular weight isocyanates | Karsten Danielmeier, Reinhard Halpaap, Martin Brahm, Eric Hoffman | 2002-05-21 |
| 6248415 | Aqueous polyurethane dispersions having improved water and solvent resistance | Josef Pedain, Eberhard Arning, Lutz Schmalstieg, Ronald-Karl Jerg | 2001-06-19 |