| 8933277 |
Process for preparing polymethylols |
Stephan Schlitter, Michael Steiniger, Stefan Rittinger, Steffen Maas |
2015-01-13 |
| 8884076 |
Method for preparing polymethylols |
Michael Steiniger, Steffen Maas, Stefan Rittinger, Stephan Schlitter |
2014-11-11 |
| 8759594 |
Method for producing 1,6-hexanediol by hydrogenation of oligo- and polyesters |
Olivier Abillard, Rolf Pinkos, Gerd-Dieter Tebben, Daniel Urbanczyk, Heiko Urtel +1 more |
2014-06-24 |
| 8575401 |
Method for purifying crude polymethylols |
Michael Steiniger, Steffen Maas, Stefan Rittinger |
2013-11-05 |
| 8247580 |
Process for preparing ε-caprolactone |
Rolf Pinkos, Gerd-Dieter Tebben, Thomas Krug, Todd C. Spengeman, Stephanie A. Bejune +2 more |
2012-08-21 |
| 8217186 |
Process for preparing epsilon-caprolactone |
Rolf Pinkos, Gerd-Dieter Tebben, Daniel Breuninger, Christophe Bauduin, Maria Guixa Guardia +1 more |
2012-07-10 |
| 8183411 |
Process for preparing 6-hydroxycaproic esters |
Rolf Pinkos, Gerd-Dieter Tebben, Rolf Fischer |
2012-05-22 |
| 7767865 |
Method for producing hydroxypivalaldehyde and neopentyl glycol |
Michael Steiniger, Steffen Maas, Stefan Rittinger, Stephan Schlitter |
2010-08-03 |
| 7449609 |
Method for production of 1,6-hexanediol with a purity in excess of 99.5% |
Andrea Haunert, Rolf Pinkos, Thomas Krug, Michael Koch, Gerd-Dieter Tebben |
2008-11-11 |
| 7388116 |
Hydrogenation of methylolalkanals |
Steffen Maas, Thorsten Johann, Michael Koch, Stephan Schlitter, Stefan Rittinger +2 more |
2008-06-17 |
| 7307194 |
Method for producing 1, 6 hexane diol |
Gerd-Dieter Tebben, Ludwig E. Heck, Armin Diefenbacher, Alfred Krause, Franz Borgel |
2007-12-11 |
| 7301058 |
Method for increasing yield in the production of polyvalent alcohols by splitting by-products containing acetal |
Alexander Wartini, Johann-Peter Melder, Matthias Dernbach |
2007-11-27 |
| 7241914 |
Method for producing polyesterpolyols of polyvalent alcohols |
Alexander Wartini, Matthias Dernbach, Gerlinde Tischer |
2007-07-10 |
| 7112707 |
Method for the isolation of trimethylolpropane from a reaction mixture |
Gerd Kaibel, Alexander Wartini, Matthias Dernbach |
2006-09-26 |
| 7064239 |
Preparation of 1,6-hexanediol |
Rolf Fischer, Thomas Krug, Andrea Haunert, Michael Roper, Wolfram Stuer |
2006-06-20 |
| 6914164 |
Method for the decomposition of ammonium formates in reaction mixtures containing polyol |
Michael Koch, Alexander Wartini, Matthias Dernbach |
2005-07-05 |
| 6500371 |
Continuous method for producing amino- and/or phenoplasts |
Heinz Berbner, Hans Etling, Erhard Guenther, Hans D. Zettler |
2002-12-31 |
