Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9914693 | Process for preparing EDA using SO2-free hydrocyanic acid | Hermann Luyken, Stephanie Jaegli, Michael Lorenz, Gordon Brasche, Markus Jegelka +4 more | 2018-03-13 |
| 9828329 | Method for the distillative purification of EDA | Hermann Luyken, Stephanie Jaegli, Michael Lorenz, Gordon Brasche, Markus Jegelka +4 more | 2017-11-28 |
| RE46374 | Process for preparing di-, tri- and polyamines by homogeneously catalyzed alcohol amination | Thomas Schaub, Marion da Silva, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder +1 more | 2017-04-25 |
| 9193666 | Process for preparing alkanolamines by homogeneously catalyzed alcohol amination | Thomas Schaub, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder +1 more | 2015-11-24 |
| 9096497 | Process for preparing EDDN and EDMN | Hermann Luyken, Sebastian Ahrens, Gordon Brasche, Jens Baldamus, Robert Baumann +4 more | 2015-08-04 |
| 9012638 | Process for preparing EDDN and/or EDMN by conversion of FACH and EDA | Hermann Luyken, Sebastian Ahrens, Gordon Brasche, Jens Baldamus, Robert Baumann +4 more | 2015-04-21 |
| 8952156 | Process for working up reaction outputs from the hydrogenation of EDDN or EDMN | Hermann Luyken, Sebastian Ahrens, Gordon Brasche, Jens Baldamus, Robert Baumann +4 more | 2015-02-10 |
| 8946459 | Process for preparing EDDN and/or EDMN by reacting EDFA and/or EDMFA with HCN | Hermann Luyken, Sebastian Ahrens, Gordon Brasche, Jens Baldamus, Robert Baumann +4 more | 2015-02-03 |
| 8912361 | Process for preparing di-, tri- and polyamines by homogeneously catalyzed alcohol amination | Thomas Schaub, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder +1 more | 2014-12-16 |
| 8785693 | Process for the preparation of primary amines by homogeneously catalyzed alcohol amination | Thomas Schaub, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder +1 more | 2014-07-22 |
| 8697834 | Polyalkylenepolyamines by homogeneously catalyzed alcohol amination | Thomas Schaub, Johann-Peter Melder, Rocco Paciello, Stephan Huffer, Helmut Witteler | 2014-04-15 |
| 8637709 | Process for the preparation of primary amines by homogeneously catalyzed alcohol amination | Thomas Schaub, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello, Johann-Peter Melder +1 more | 2014-01-28 |
| 8586795 | Methyl-substituted teta compounds | Randolf Hugo, Johann-Peter Melder, Robert Baumann, Alfred Oftring, Gordon Brasche +2 more | 2013-11-19 |