Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9428592 | Partially hydrogenated nitrile rubbers | Werner Obrecht, Oskar Nuyken, Martin Schneider | 2016-08-30 |
| 8609782 | Process for degrading nitrile rubbers in the presence of catalysts having an increased activity | Werner Obrecht, Christopher Ong, Oskar Nuyken | 2013-12-17 |
| 8530584 | Process for reacting chemical compounds in the presence of catalyst systems | Werner Obrecht, Oskar Nuyken | 2013-09-10 |
| 8362154 | Metathesis of nitrile rubbers in the presence of transition metal complex catalysts | Christopher Ong, Werner Obrecht, Oskar Nuyken | 2013-01-29 |
| 7875683 | Process for the metathetic degradation of nitrile rubber | Werner Obrecht, Oskar Nuyken | 2011-01-25 |
| 7662889 | Process for the metathetic degradation of nitrile rubbers | Werner Obrecht, Oskar Nuyken, Monika Kellner | 2010-02-16 |
| 7470750 | Method for the degradation of nitrile rubber by metathesis in the presence of ruthenium- or osmium-based catalysts | Werner Obrecht, Oskar Nuyken, Heinz Berke, Ludek Meca, Lubica Triscikova | 2008-12-30 |