| 9802884 |
Mixtures of MGDA enantiomers, and process for making such mixtures |
Marta Reinoso Garcia, Markus Hartmann, Kati Schmidt, Matthias Rauls, Thomas Schmidt +2 more |
2017-10-31 |
|
| 9695121 |
2,6-bis-(aminomethyl)piperidine derivatives |
Stephanie Jaegli, Thomas Schmidt, Alexander Panchenko, Kirsten Dahmen, Oliver Molt |
2017-07-04 |
|
| 9512061 |
Process for the preparation of racemic alpha-amino acids |
Roland Bou Chedid, Wolfgang Staffel, Markus Christian Biel, Johann-Peter Melder, Christian Gruenanger |
2016-12-06 |
|
| 9227915 |
Process for the preparation of a crystalline L-MGDA trialkali metal salt |
Maxim Weber, Gerold Braun, Arnulf Lauterbach |
2016-01-05 |
|
| 9062278 |
Preparing ether carboxylates |
Robert Baumann, Markus Christian Biel, Andreas Deckers, Frank Rittig, Wolfgang Staffel |
2015-06-23 |
|
| 8802894 |
Process for the preparation of aqueous solutions of methylglycine-N,N-diacetic acid trialkali metal salts |
Gerold Braun, Arnulf Lauterbach |
2014-08-12 |
|
| 8785685 |
Process for preparing aminopolycarboxylates proceeding from amino acids |
Robert Baumann, Markus Christian Biel, Axel Franzke, Thomas Heidenfelder, Paul Klingelhoefer |
2014-07-22 |
|
| 8772527 |
Process for isomerization of cis-2-pentenenitrile to 3-pentenenitriles |
Rolf Fischer, Robert Baumann, Hermann Luyken |
2014-07-08 |
|
| 8609894 |
Process for preparing aminopolycarboxylates |
Robert Baumann, Markus Christian Biel, Axel Franzke, Friedhelm Teich, Paul Klingelhoefer +1 more |
2013-12-17 |
|
| 8586795 |
Methyl-substituted teta compounds |
Randolf Hugo, Johann-Peter Melder, Robert Baumann, Boris Buschhaus, Gordon Brasche +2 more |
2013-11-19 |
|
| 8586794 |
5-isopropyl-3-aminomethyl-2-methyl-1-amino-cyclohexane (carvone diamine), and method for the production thereof |
Martin Ernst, Kathrin Wissel-Stoll, Oemer Uensal, Stephan Freyer, Ansgar Gereon Altenhoff +1 more |
2013-11-19 |
|
| 8455682 |
Method for the production of aminodicarboxylic acid-N,N-diacetic acids |
Armin Stamm, Friedrich Wirsing, Gerold Braun |
2013-06-04 |
|
| 8440852 |
Method for producing tetraethylenepentamine |
Kirsten Dahmen, Randolf Hugo, Thilo Hahn, Katrin Baumann, Johann-Peter Melder |
2013-05-14 |
|
| 8309759 |
Preparing ether carboxylates |
Robert Baumann, Markus Christian Biel, Andreas Deckers, Frank Rittig, Wolfgang Staffel |
2012-11-13 |
|
| 8299249 |
Method for producing TETA by means of EDDN |
Kirsten Dahmen, Katrin Baumann, Randolf Hugo, Thilo Hahn, Johann-Peter Melder |
2012-10-30 |
|
| 8163951 |
Method for producing quaternary ammonium compounds |
Laszlo Szarvas, Klemens Massonne, Matthias Maase |
2012-04-24 |
|
| 8153845 |
Method for producing aminonitriles |
Kirsten Dahmen, Thilo Hahn, Randolf Hugo, Katrin Baumann, Johann-Peter Melder |
2012-04-10 |
|
| 7977434 |
Polymeric hydrophobic aminonitrile quats used for bleach activation |
Frank Dietsche |
2011-07-12 |
|
| 7960591 |
Method for producing triethylenetetramine |
Kirsten Dahmen, Randolf Hugo, Katrin Baumann, Thilo Hahn, Johann-Peter Melder |
2011-06-14 |
|
| 7960590 |
Method for producing ethyleneamines from untreated AAN |
Kirsten Dahmen, Randolf Hugo, Thilo Hahn, Katrin Baumann, Johann-Peter Melder |
2011-06-14 |
|
| 7915454 |
Method for producing ethylenediamine |
Kirsten Dahmen, Randolf Hugo, Thilo Hahn, Katrin Baumann, Johann-Peter Melder |
2011-03-29 |
|
| 7880035 |
Method for producing ethyleneamines |
Kirsten Dahmen, Thilo Hahn, Randolf Hugo, Katrin Baumann, Johann-Peter Melder |
2011-02-01 |
|
| 7880036 |
Production method for ethyleneamine mixtures |
Kirsten Dahmen, Katrin Baumann, Randolf Hugo, Thilo Hahn, Johann-Peter Melder |
2011-02-01 |
|
| 7754911 |
Method for isolating methyl glycine nitrile-N,N-diacetonitriles from an aqueous crude mixture |
Bernd Judat, Matthias Rauls, Katrin Friese |
2010-07-13 |
|
| 7671234 |
Method for producing methylglycine-N,N-diethanoic acid-trialkali metal salts with a low by-product content |
Gerold Braun, Friedrich Wirsing, Armin Stamm, Kai-Uwe Baldenius |
2010-03-02 |
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