Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6441082 | Process for preparing aqueous polymer dispersions | Hans-Peter Weitzel | 2002-08-27 |
| 6262167 | Protective-colloid-stabilized polymer compositions | Hans-Peter Weitzel, Peter Tschirner, Doris Bauer, Peter Ball | 2001-07-17 |
| 6242512 | Re-dispersible polymer powder and aqueous polymer dispersions obtainable therefrom | Harald Zeh, Rudolf Weissgerber | 2001-06-05 |
| 6201062 | Method for producing protective colloid-free dispersions and dispersion powders | Hans-Peter Weitzel, Robert Braunsperger | 2001-03-13 |
| 6197863 | Crosslinkable powder composition which is redispersible in water | Herbert Eck, Herbert Barthel | 2001-03-06 |
| 6140400 | Redispersible tackifier powders | Rudolf Weissgerber | 2000-10-31 |
| 6127483 | Redispersible, dispersion-powder composition | Hans-Peter Weitzel, Peter Ball | 2000-10-03 |
| 6090868 | Process for treating mineral coating agent and binder compositions with plastics | Herbert Eck, Peter Ball | 2000-07-18 |
| 6020403 | Process for preparing water-redispersible powder compositions comprising organosilicon compounds | Herbert Eck, Richard Weidner | 2000-02-01 |
| 5932647 | Wood glue powder | Bernd Schilling, Manfred Selig | 1999-08-03 |
| 5922789 | Redispersible powder compositions for preparing photographic recording materials | Klaus Kohlhammer, Wolfgang Roth-Greiner, Reinhard Haerzschel | 1999-07-13 |
| 5777003 | Redispersible polymer powder composition comprising cyclodextrins or cyclodextrin derivitaves | Wolfgang Haas | 1998-07-07 |
| 5567750 | Redispersible dispersion powder composition | Joachim Schulze, Reinhard Haerzschel | 1996-10-22 |