Issued Patents All Time
Showing 25 most recent of 183 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428383 | Gas-phase process for the conversion of glycolaldehyde with an aminating agent | Tatjana HUBER, Martin Ernst, Stephanie Jaegli, Thomas Krug | 2025-09-30 |
| 12221402 | Method for the production of ethyleneamines | Barbara BECKER, Thomas Heidemann, Regine Helga Bebensee, Eva Koch, Hermann Luyken +2 more | 2025-02-11 |
| 12162842 | Conversion of glycolaldehyde with an aminating agent | Martin Ernst, Tatjana HUBER, Stephanie Jaegli, Thomas Krug | 2024-12-10 |
| 12129217 | Continuous process for the production of alkanes | Martin Ernst, Tatjana HUBER, Markus Dierker | 2024-10-29 |
| 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, Thomas Krug +1 more | 2023-09-12 |
| 11518749 | Method for the continuous separation by distillation of mixtures that contain morpholine (MO), monoaminodiglycol (ADG), ammonia, water and methoxyethanol (MOE) | Oliver Bussmann, Eva Koch, Manfred Heilig, Joachim Pfeffinger, Joerg Pastre | 2022-12-06 |
| 11274072 | Process for the continuous preparation of 1,2-propylene diamine (1,2-PDA) and dimethyldiethylene triamine (DMDETA) | Christian Eidamshaus, Joerg Pastre, Hans-Juergen Pallasch | 2022-03-15 |
| 11214555 | Method for depleting 2-methoxyethanol (MOE) | Eva Koch, Oliver Bussmann, Joachim Pfeffinger, Joerg Pastre | 2022-01-04 |
| 11214535 | Method for producing ethyleneamines | Regine Helga Bebensee, Thomas Heidemann, Barbara BECKER, Eva Koch, Hermann Luyken | 2022-01-04 |
| 11208373 | Method for the production of ethyleneamines | Thomas Heidemann, Barbara BECKER, Eva Koch, Hermann Luyken | 2021-12-28 |
| 11104637 | Process for the conversion of monoethanolamine to ethylenediamine employing a copper-modified zeolite of the MOR framework structure | Andrei-Nicolae Parvulescu, Alvaro Gordillo, Marie Katrin Schroeter, Juergen Bechtel, Thomas Heidemann +2 more | 2021-08-31 |
| 11091425 | Process for the conversion of ethylene glycol to ethylenediamine employing a zeolite catalyst | Andrei-Nicolae Parvulescu, Alvaro Gordillo, Marie Katrin Schroeter, Juergen Bechtel, Thomas Heidemann +2 more | 2021-08-17 |
| 10995057 | Method for hydrogenating nitriles in the presence of a ruthenium catalyst carried on ZrO2 | Christian Eidamshaus, Thomas Krug, Joerg Pastre, Regine Helga Bebensee, Stephanie Jaegli | 2021-05-04 |
| 10941092 | Hydroformylation process for producing 1,6-hexanediol derivatives | Marek Pazicky, Martin Ernst, Nicolas MARION, Rocco Paciello, Hermann Luyken | 2021-03-09 |
| 10889683 | N,N′-diaminopropyl-2-methylcyclohexane-1,3-diamine and N,N′-diaminopropyl-4-methylcyclohexane-1,3-diamine and the use thereof as curing agents for epoxy resins | Christian Gruenanger, Alexander Panchenko, Irene GORMAN, Veit Stegmann, Norbert Gutfrucht +2 more | 2021-01-12 |
| 10836704 | Method for producing ethanolamines and/or ethyleneamines | Marie Katrin Schroeter, Alvaro Gordillo, Andrei-Nicolae Parvulescu, Carlos LIZANDARA PUEYO, Juergen Bechtel +3 more | 2020-11-17 |
| 10774034 | Process for the conversion of ethylene oxide to monoethanolamine and ethylenediamine employing a zeolite | Alvaro Gordillo, Andrei-Nicolae Parvulescu, Armin LANGE DE OLIVEIRA, Andreas KUSCHEL, Juergen Bechtel +3 more | 2020-09-15 |
| 10414716 | Process for preparing a polyetheramine | Christof Wilhelm Wigbers, Wolfgang Mägerlein, Thomas Krug | 2019-09-17 |
| 9981904 | Process for preparing primary amines using an unsupported cobalt catalyst | Christof Wilhelm Wigbers, Wolfgang Maegerlein, Thomas Krug, 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 |
| RE46374 | Process for preparing di-, tri- and polyamines by homogeneously catalyzed alcohol amination | Thomas Schaub, Boris Buschhaus, Marion da Silva, Mathias Schelwies, Rocco Paciello +1 more | 2017-04-25 |
| 9512061 | Process for the preparation of racemic alpha-amino acids | Roland Bou Chedid, Alfred Oftring, Wolfgang Staffel, Markus Christian Biel, Christian Gruenanger | 2016-12-06 |
| 9464029 | Method for producing nitroalkanes in a microstructured reactor | Ralf Boehling, Michael Hayer, Alwin Rehfinger, Michael Schelper, Martin Ernst +1 more | 2016-10-11 |
| 9428443 | Method for producing amino acids | Christian Gruenanger, Roland Bou Chedid, Markus Christian Biel | 2016-08-30 |