Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519064 | Process and additive to improve adhesion of building compositions to substrates | Hongli Willimann, Andrey Petrovich Pustovgar, Hans Wicki, Urs Heini, Thomas Aberle | 2019-12-31 |
| 9126868 | Process and additive to improve adhesion of compositions to substrates | Thomas Aberle | 2015-09-08 |
| 8680181 | Process to hydrophobize cement-free mortars | Thomas Aberle, Paul Emmenegger | 2014-03-25 |
| 8491969 | Redispersible polymer powder | Hongli Willimann, Hans Wicki, Urs Heini, Alexander Zapf | 2013-07-23 |
| 7988783 | Additive for hydraulically setting systems, the hydraulically setting mixtures and the use there of | Hanspeter Waser, Erwin Buhler | 2011-08-02 |
| 7674860 | Redispersible powder and its aqueous dispersion, preparation, process and use | Hongli Willimann | 2010-03-09 |
| 6998012 | Hydraulic fixing agent and method for reducing the cohesion of a layer of bonded fixing agent | Josef Zemp | 2006-02-14 |
| 6812293 | Redispersible material, process for producing and using the same, and aqueous system containing this redispersible material | — | 2004-11-02 |
| 6765072 | PROCESS FOR THE PREPARATION OF AQUEOUS DISPERSIONS OF LATEX PARTICLES HAVING A HETEROGENEOUS MORPHOLOGY, THE LATEX PARTICLES OBTAINABLE WITH THE PROCESS, THE DISPERSIONS AND REDISPERSIBLE POWDERS, AS WELL AS THE USE THEREOF | Hongli Willimann | 2004-07-20 |
| 6667352 | Latex particles based on a vinyl acetate ethylene copolymerizate processes for the production thereof and the use thereof | Jos M. H. Kusters, Florin-Iosif Vlad, Wendy J. Cook | 2003-12-23 |
| 6559236 | Method for producing aqueous dispersions of (co)polymers, dispersions obtained using said method, redispersible powders which can be obtained from said dispersions and use thereof | Hongli Willimann | 2003-05-06 |
| 5959029 | Composition containing a styrene/methacrylate polymer | Harald Bachler | 1999-09-28 |