| 12428383 |
Gas-phase process for the conversion of glycolaldehyde with an aminating agent |
Tatjana HUBER, Martin Ernst, Johann-Peter Melder, Stephanie Jaegli |
2025-09-30 |
|
| 12162842 |
Conversion of glycolaldehyde with an aminating agent |
Martin Ernst, Tatjana HUBER, Johann-Peter Melder, Stephanie Jaegli |
2024-12-10 |
|
| 11753364 |
Method for producing C2-C4 mono alkanol amines using an acid cation exchanger as a catalyst |
Christian Gruenanger, Gabriele Iffland, Zeljko Kotanjac, Hermann Luyken, Jian Yi +1 more |
2023-09-12 |
|
| 10995057 |
Method for hydrogenating nitriles in the presence of a ruthenium catalyst carried on ZrO2 |
Christian Eidamshaus, Johann-Peter Melder, Joerg Pastre, Regine Helga Bebensee, Stephanie Jaegli |
2021-05-04 |
|
| 10414716 |
Process for preparing a polyetheramine |
Christof Wilhelm Wigbers, Wolfgang Mägerlein, Johann-Peter Melder |
2019-09-17 |
|
| 9981904 |
Process for preparing primary amines using an unsupported cobalt catalyst |
Christof Wilhelm Wigbers, Wolfgang Maegerlein, Johann-Peter Melder, Thomas Heidemann, Bernd Stein |
2018-05-29 |
|
| 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 |
|
| 9139511 |
Process for hydrogenating nitriles |
Christof Wilhelm Wigbers, Christoph Müller, Wolfgang Mägerlein, Petr Kubanek, Thomas Heidemann +2 more |
2015-09-22 |
|
| 8772548 |
Reaction of glycolaldehyde with an aminating agent |
Wolfgang Mägerlein, Johann-Peter Melder, Jörg Pastre, Jan Eberhardt, Mirko Kreitschmann |
2014-07-08 |
|
| 8742174 |
Method for preparing higher ethanolamines |
Wolfgang Mägerlein, Johann-Peter Melder, Jörg Pastre, Jan Eberhardt, Mirko Kreitschmann |
2014-06-03 |
|
| 8476463 |
Process for separating off fumaric acid and other minor components during the production of maleic anhydride |
Gunther Windecker, Jens Weiguny, Alexander Weck, Ellen Dahlhoff, Wolf-Steffen Weiβker +2 more |
2013-07-02 |
|
| 8247580 |
Process for preparing ε-caprolactone |
Rolf Pinkos, Gerd-Dieter Tebben, Tilman Sirch, Todd C. Spengeman, Stephanie A. Bejune +2 more |
2012-08-21 |
|
| 8217186 |
Process for preparing epsilon-caprolactone |
Rolf Pinkos, Gerd-Dieter Tebben, Daniel Breuninger, Tilman Sirch, Christophe Bauduin +1 more |
2012-07-10 |
|
| 8163139 |
Process for the distillative separation of mixtures comprising monoethylene glycol and diethylentriamine |
Karin Pickenäcker, Johann-Peter Melder, Bram Willem Hoffer, Gunther van Cauwenberge, Frank-Friedrich Pape |
2012-04-24 |
|
| 7951974 |
Continuous methods and reacator used for the production of alkylamines |
Marco Bosch, Roderich Röttger, Bernd Stein, Johann-Peter Melder, Theodor Weber |
2011-05-31 |
|
| 7754921 |
Shaped body comprising an aluminosilicate and aluminium oxide and process for the continuous preparation of methylamines |
Marco Bosch, Roderich Röttger, Jan Eberhardt, Manfred Julius, Karl-Heinz Roβ +1 more |
2010-07-13 |
|
| 7714169 |
Continuous preparation of alkylamines |
Marco Bosch, Roderich Röttger, Bernd Stein, Johann-Peter Melder, Theodor Weber |
2010-05-11 |
|
| 7700806 |
Method for producing ethylene amines ethanol amines from monoethylene glycol (MEG) |
Gunther van Cauwenberge, Johann-Peter Melder, Bram Willem Hoffer, Karin Pickenäcker, Frank-Friedrich Pape +1 more |
2010-04-20 |
|
| 7635790 |
Method for producing ethylene amines and ethanol amines by the hydrogenating amination of monoethylene glycol and ammonia in the presence of a catalyst |
Gunther van Cauwenberge, Johann-Peter Melder, Bram Willem Hoffer, Karin Pickenäcker, Frank-Friedrich Pape +1 more |
2009-12-22 |
|
| 7601875 |
Method for producing ethyleneamines |
Matthias Frauenkron, Holger Evers, Johann-Peter Melder, Roderich Röttger, Markus Siegert +2 more |
2009-10-13 |
|
| 7449609 |
Method for production of 1,6-hexanediol with a purity in excess of 99.5% |
Andrea Haunert, Rolf Pinkos, Tilman Sirch, Michael Koch, Gerd-Dieter Tebben |
2008-11-11 |
|
| 7435855 |
Process for the continuous synthesis of methylamines |
Marco Bosch, Jan Eberhardt, Roderich Röttger, Johann-Peter Melder |
2008-10-14 |
|
| 7393978 |
Method for producing ethylene-amines |
Matthias Frauenkron, Holger Evers, Johann-Peter Melder, Roderich Röttger, Markus Siegert +4 more |
2008-07-01 |
|
| 7329330 |
Method and device for the distillative processing of 1,6-hexanediol, 1,5-pentanediol and caprolactone |
Martin Gall, Gerd Kaibel, Harald Rust, Frank Stein |
2008-02-12 |
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