Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7645335 | Aqueous dispersion of hydrophobized silicon dioxide powder comprising a dispersing agent | Wolfgang Lortz, Christoph Batz-Sohn, Gabriele Perlet, Werner Will, Kathrin Lehmann | 2010-01-12 |
| 7442724 | Dispersants for preparing aqueous pigment pastes | Jutta Esselborn, Philippe Favresse, Kathrin Lehmann, Ute Linke, Stefan Silber | 2008-10-28 |
| 7399487 | High-concentration aqueous dispersions comprising hydrophilic microfine metal oxide particles and dispersion auxiliaries | Christoph Batz-Sohn, Petra Brandt, Thomas Dietz, Steffen Hasenzahl, Klaus Jenni +2 more | 2008-07-15 |