Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6710153 | Method for producing phosphonium phenolates | Lothar Bunzel, Uwe Hucks, Silke Kratschmer | 2004-03-23 |
| 6646101 | Use of copolycarbonates | Silke Kratschmer, Klaus Horn, Rolf Wehrmann, Steffen Kuhling | 2003-11-11 |
| 6586556 | Use of copolycarbonates | Silke Kratschmer, Klaus Horn, Rolf Wehrmann, Steffen Kuhling | 2003-07-01 |
| 6528612 | Highly branched polycondensates | Axel Brenner | 2003-03-04 |
| 6476273 | Method for producing phosphonium phenolates | Lothar Bunzel, Uwe Hucks | 2002-11-05 |
| 6307006 | Method for producing branched polycarbonates | Lothar Bunzel, Uwe Hucks | 2001-10-23 |
| 6291630 | Method for producing a liquid formulation of tetraphenylphosphonium phenolate | Michael Prein | 2001-09-18 |
| 6262219 | Method for producing polycarbonate | Uwe Hucks, Claus-Ludolf Schultz, Gunther Jeromin | 2001-07-17 |
| 6218502 | Copolycarbonates with an indane bisphenol base | Stefan Westernacher, Jurgen Stebani, Friedrich-Karl Bruder, Wilfried Haese | 2001-04-17 |
| 6066700 | Process for the production of polysiloxane/polycarbonate block co-condensation products | Wolfgang Ebert, Walter Kohler | 2000-05-23 |
| 5783651 | Process for the production of poly (diorganosiloxane)/polycarbonate block copolymers | Steffen Kuhling | 1998-07-21 |