Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10676448 | Method for producing TDI-trimerisates with high purity | Andreas Hecking, Reinhard Halpaap, Frank Richter, Oswald Wilmes, Jan Busch +3 more | 2020-06-09 |
| 10329248 | Method for producing 1,5-pentanediisocyanate in the gas phase | Martin Ehrig, Reinhard Halpaap, Manfred Keller-Killewald, Armin Schymura, Dietmar Wastian | 2019-06-25 |
| 10294198 | Method for producing xylylene diisocyanates in the gaseous phase | Reinhard Halpaap, Ralph Weber, Frank Richter, Elsa Karoline Schadlich, Armin Schymura +3 more | 2019-05-21 |
| 10252988 | Composition for producing transparent polythiourethane bodies | Robert Maleika, Fredie Langenstueck, Christoph Eggert, Irene Cristina Latorre Martinez | 2019-04-09 |
| 10189945 | Method for producing light-coloured TDI-polyisocyanates | Andreas Hecking, Reinhard Halpaap, Frank Richter, Oswald Wilmes, Jan Busch +2 more | 2019-01-29 |
| 10173970 | Method for producing 1,5-pentanediisocyanate in the gas phase | Martin Ehrig, Reinhard Halpaap, Manfred Keller-Killewald, Armin Schymura, Dietmar Wastian | 2019-01-08 |
| 10131641 | Method for producing TDI-trimerisates with high purity | Andreas Hecking, Reinhard Halpaap, Frank Richter, Oswald Wilmes, Jan Busch +3 more | 2018-11-20 |
| 8927634 | Phthalate-free isocyanurate formulations | Thomas Augustin | 2015-01-06 |
| 8895650 | Phthalate-free isocyanurate formulations | Thomas Augustin | 2014-11-25 |
| 8692016 | Gas-phase phosgenation process | Hanno Brummer, Jörg Laue, Bernd Sojka, Marcus Eichmann, Verena Haverkamp | 2014-04-08 |
| 5854358 | Polymerizing monomers in presence of polyol and castor oil-polyol product | Torsten Heinemann, Hans-Joachim Scholl, Manfred Dietrich, Gundolf Jacobs, Mark R. Kratz +1 more | 1998-12-29 |
| 5834579 | Tertiary amines having carbonate and urethane groups | Klaus Konig, Ulrich Liman | 1998-11-10 |
| 5814699 | Continuous process for the preparation of highly stable, finely divided, low viscosity polymer polyols of small average particle size | Mark R. Kratz, Manfred Dietrich, Torsten Heinemann, Gundolf Jacobs, Helmut Woynar | 1998-09-29 |
| 5705672 | Tertiary amines having carbonate and urethane groups | Klaus Konig, Ulrich Liman | 1998-01-06 |
| 5594066 | Low-viscosity, stable, agglomerate-free polymer polyols, a process for their preparation and their use in producing polyurethane plastics | Torsten Heinemann, Manfred Dietrich, Gundolf Jacobs, Mark R. Kratz, Uwe Scholz +1 more | 1997-01-14 |
| 5554662 | Low viscosity polymer polyols a process for their production as well as the manufacture of polyurethane from materials | Mark R. Kratz, Manfred Dietrich, Torsten Heinemann, Helmut Woynar, Gundolf Jacobs +1 more | 1996-09-10 |
| 5523479 | Process for the preparation of ethercarboxylic acids | Klaus Konig | 1996-06-04 |
| 5482979 | Compounds containing tertiary amino groups, a process for their production and their use as catalysts | Ulrich Liman, Klaus Konig | 1996-01-09 |
| 5428124 | Urea and biuret liquid prepolymers of MDI | William E. Slack, Robert P. Yeater, Robson Mafoti | 1995-06-27 |
| 5356946 | Process for preparing reaction injection moldings | Robson Mafoti, Robert P. Yeater | 1994-10-18 |
| 5269969 | Method of stabilizing blends of melamine and polyols | Edmund J. Madaj, Robson Mafoti | 1993-12-14 |
| 5242953 | Method of stabilizing blends of melamine and polyols | Edmund J. Madaj, Robson Mafoti | 1993-09-07 |
| 5231217 | Process for the preparation of amine-terminated compounds | Robert P. Yeater, Robson Mafoti | 1993-07-27 |
| 5130457 | Process for the preparation of N,N-disubstituted mono- and oligourethanes | Dieter Dieterich | 1992-07-14 |
| 5099058 | N, N-disubstituted oligourethanes and polyurethanes, a process for their preparation, and their use in the production of plastics | Dieter Dieterich | 1992-03-24 |