Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794421 | Polyisocyanate polyaddition products | Andreas Arlt, Martin Kreyenschmidt, Dieter Rodewald | 2004-09-21 |
| 6495611 | Polyisocyanate polyaddition products | Andreas Arlt, Martin Kreyenschmidt, Dieter Rodewald | 2002-12-17 |
| 6191179 | Preparation of polyurethane foams | Dietrich Scherzer, Ulrich Treuling, Klaus Wagner, Rolf Illguth | 2001-02-20 |
| 5968992 | Reduction of the amine content of recycled polyols | Bernhard Naber, Michael Gassan, Thomas Schupp | 1999-10-19 |
| 5900087 | Preparation of flexible, flame-bondable polyurethane-polyether foams having improved adhesion | Klaus Wagner | 1999-05-04 |
| 5891928 | Preparation of flexible, flame-bondable polyurethane polyether foams having improved adhesion | Klaus Wagner | 1999-04-06 |
| 5885479 | Production of flame-resistant flexible polyurethane foams | Stefan K. Fox, Jürgen Schneider, Klaus Schmutzer | 1999-03-23 |
| 5760099 | Production of rigid or semirigid polyurethane foams and composite elements comprising such polyurethane foams | Peter Horn, Gerhard Lehr, Dieter Hertel, Ludwig Jung | 1998-06-02 |
| 5741827 | Production of flame-resistant flexible polyurethane foams | Stefan K. Fox, Jürgen Schneider, Klaus Schmutzer | 1998-04-21 |
| 5531924 | Liquid urethane-containing polyisocyanate mixtures which can be used to prepare the polyurethane foam | Peter Horn, Erhard Reich, Stefan Adams | 1996-07-02 |
| 5334448 | Polyvinyl chloride/polyurethane foam composite elements, the productions thereof, and liquid, urethane-containing polyisocyanate mixtures which can be used to prepare the polyurethane foam | Peter Horn, Erhard Reich, Stefan Adams | 1994-08-02 |
| 4341686 | Adhesive products and a process for their use in polyurethanes | John C. Hutchison, Otto Volkert | 1982-07-27 |
| 4258140 | Storage-stable prepolymers sprayable from a pressure vessel | Heinrich Horacek, Robert Gehm, Otto Volkert, Mathias Pauls, Peter Weyland | 1981-03-24 |