Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7763757 | Crystallization processes for producing bisphenols | Christian Münnich, Ulrich Blaschke, Rob Eek, Michael Prein, Gert Tytgat | 2010-07-27 |
| 7427694 | Process for the preparation of high-purity bisphenol A | Ulrich Blaschke, Stefan Westernacher, Arne Braun, Jesko Zank | 2008-09-23 |
| 7301056 | Process for the separation of phenol from phenol-containing streams from the preparation of Bisphenol A | Michael Prein, Rob Eek | 2007-11-27 |
| 6833182 | Size compositions, sized glass fibers and their use | Detlev Joachimi, Alexander Karbach, Stephan Kirchmeyer, Joachim Simon | 2004-12-21 |
| 6320066 | Amino-functional urea-alkoxysilanes, a method for the production thereof and their use | Joachim Simon, Detley Joachimi, Alexander Karbach | 2001-11-20 |
| 6301935 | Process for the manufacture of milled glass fibers | Alban Hennen, Josef Schmoll, Heinz Goller | 2001-10-16 |
| 5965652 | Thermally stable copper-containing polyamide molding compounds | Aziz El Sayed, Edgar Ostlinning, Alban Hennen, Georg Heger, Werner Nielinger +2 more | 1999-10-12 |
| 5922806 | Aqueous polyurethane dispersions based on 1-methyl-2,4-and/or -2,6-diisocyanatocyclohexane and their use as binders for glass fiber sizings | Harald Blum, Karin Naujoks, Helmut Reiff, Oswald Wilmes, Hans-Ulrich Meier-Westhues | 1999-07-13 |
| 5900454 | Aqueous dispersions, process for the production thereof and use thereof | Stephan Kirchmeyer, Alexander Karbach | 1999-05-04 |
| 5811480 | Size composition, sized glass fibers and use thereof | Stephan Kirchmeyer, Alexander Karbach | 1998-09-22 |
| 5340879 | Polymer resins and use thereof | Stephan Kirchmeyer, Kirkor Sirinyan, Wolfgang Henning | 1994-08-23 |