Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7629415 | Highly concentrated self-emulsifying preparations containing organopolysiloxanes and alkylammonium compounds and use thereof in aqueous systems | Bernhard Sandner, Longying Jiang | 2009-12-08 |
| 7329707 | Partially quaternised, amino-functional organopolysiloxanes and their use in aqueous systems | Bernhard Sandner, Rainer Hayessen, Gunther Duschek | 2008-02-12 |