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Method for producing toluylenediamine by hydrogenating dinitrotoluene |
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2013-12-24 |
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Process for preparing toluenediamine by hydrogenation of dinitrotoluene |
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Method for producing polyisocyanates |
Andreas Brodhagen, Martin Sohn, Filip Nevejans, Eckhard Stroefer, Andreas Woelfert |
2013-10-01 |
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Processes for producing ethylene amines |
Gunther van Cauwenberge, Johann-Peter Melder, Kirsten Dahmen, Klemens Massonne, Kai Michael Exner |
2009-12-01 |
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Method for producing aromatic amines or aliphatic amino alcohols |
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2009-09-29 |
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Method for the production of amines |
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2008-12-23 |
| 7091383 |
Method for the production of amines |
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2006-08-15 |