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Composite elements |
Markus Schütte, Frank Fechner |
2015-09-08 |
| 8563137 |
Composite material comprising two or more superimposed layers of woods |
Hans U. Schmidt, Stefan Ullmann, Timo Prozeske, Stefan Meyer |
2013-10-22 |
| 8557389 |
Use of a composite material based on a one component polyurethane adhesive |
Hans U. Schmidt, Timo Prozeske, Stefan Meyer, Harald Roedel, Norbert Strubel +4 more |
2013-10-15 |
| 6444777 |
PROCESS FOR PRODUCING COMPACT OR CELLULAR POLYURETHANE ELASTOMERS BASED ON 3,3′ DIMETHYL DIPHENYL 4,4′ DIISOCYANATE-CONTAINING POLYISOCYANATE MIXTURES AND ISOCYANATE PREPOLYMERS SUITABLE THEREFOR |
Gerhard Hellmann, Walter Haselhorst, Torsten Jeschke, Ute Nichau, Heinz Bollmann +4 more |
2002-09-03 |
| 6310114 |
Method of preparing compact or cellular polyurethane elastomers and isocyanate prepolymers suitable therefor |
Walter Haselhorst, Torsten Jeschke, Ute Nichau, Heinz Bollmann, Michael J. Strauss +4 more |
2001-10-30 |
| 6197839 |
Process for preparing compact or cellular polyurethane elastomers and isocyanate prepolymers suitable for this purpose |
Walter Haselhorst, Torsten Jeschke, Ute Bruns, Heinz Bollmann, Michael J. Strauss +4 more |
2001-03-06 |
| 6063824 |
Microcellular urea-containing polyurethane elastomer |
Ruediger Krech, Udo Rotermund, Heinz Bollmann, Renate Hempel, Wolfgang Scholz |
2000-05-16 |
| 6037383 |
Microcellular polyurethane elastomer containing urea groups |
Ruediger Krech, Udo Rotermund, Heinz Bollmann, Renate Hempel, Wolfgang Scholz |
2000-03-14 |
| 5908894 |
Thermoplastic polyurethanes and their preparation |
Frank Prissok, Peter Horn, Ruediger Krech, Gerhard Lehr, Horst King |
1999-06-01 |
| 5695791 |
Apparatus for producing foamed plastics parts |
Karl-Heinz Baumann, Johann Nikolitsch |
1997-12-09 |
| 5654479 |
4-substituted bis(2,6-diisopropylphenyl)-carbodiimides, their preparation, their use, and 4-substituted 2,6-diisopropylphenyl isocyanates which can be used for their preparation |
Friedhelm Lehrich, Siegmund Pohl, Bernd Bruchmann, Helmut Tesch, Roland Minges +3 more |
1997-08-05 |
| 5621138 |
4-substituted bis (2,6-diisopropylphenyl)- carbodiimides, their preparation, their use, and 4-substituted 2,6-diisopropylphenyl isocyanates which can be used for their preparation |
Friedhelm Lehrich, Siegmund Pohl, Bernd Bruchmann, Helmut Tesch, Roland Minges +3 more |
1997-04-15 |
| 5597942 |
Carbodiimides and/or oligomeric polycarbodiimides based on 1 3-bis (1-methyl-1-isocyanatoethyl) benzene their use as hydrolysis stabilizers |
Siegmund Pohl, Friedhelm Lehrich, Bernd Bruchmann, Helmut Tesch, Roland Minges +1 more |
1997-01-28 |
| 5532414 |
4-substituted bis(2,6-diisopropylphenyl)-carbodiimides, their preparation, their use, and 4-substituted 2,6-diisopropylphenyl isocyanates which can be used for their preparation |
Friedhelm Lehrich, Siegmund Pohl, Bernd Bruchmann, Helmut Tesch, Roland Minges +3 more |
1996-07-02 |
| 5504241 |
Carbodiimides and/or oligomeric polycarbodiimides based on 1,3-bis(1-methyl-1-isocyanatoethyl)benzene, their preparation, and their use as hydrolysis stabilizers |
Siegmund Pohl, Friedhelm Lehrich, Bernd Bruchmann, Helmut Tesch, Roland Minges +1 more |
1996-04-02 |
| 5498747 |
Carbodiimides and/or oligomeric polycarbodiimides based on 1,3-bis (1-methyl-1-isocyanatoethyl)benzene, their preparation, and their use as hydrolysis stabilizers |
Siegmund Pohl, Friedhelm Lehrich, Bernd Bruchmann, Helmut Tesch, Roland Minges +1 more |
1996-03-12 |
| 5177116 |
Flexible polyurethane foams with reduced dripping during burning |
Andreas Rothacker |
1993-01-05 |
| 5149725 |
Flexible polyurethane foams with reduced dripping during burning |
Andreas Rothacker |
1992-09-22 |
| 5047441 |
Rigid polyurethane foams prepared from polyvinyl acetate/allyl alcohol polyols, and process for making same |
Eric J. Lind, Michele Lee, Thomas B. K. Lee |
1991-09-10 |
