Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7256244 | Process for production of high-isoprene butyl rubber | R. Resendes, William E. App, Gerhard Langstein, Martin Bohnenpoll, Gabor Kaszas +1 more | 2007-08-14 |
| 7091284 | Hydrogenated nitrile rubbers with improved low-temperature properties | Hans-Rafael Winkelbach, Hans Strauch, Paul Nguyen, Sharon Guo, Janet Gamlin +1 more | 2006-08-15 |
| 5298577 | Continuous process for the production of ethylene/vinyl ester terpolymers | Wolfgang Baade, Werner Obrecht, Christian Ohm, Kurt P. Neurer, Gerd Sylvester | 1994-03-29 |
| 4937303 | Solution polymerization for the preparation of gel-free ethylene/vinyl acetate copolymers | Bernhard Wolf, Bernhard Will, Werner Obrecht, Wolfgang Baade, Gerd Sylvester +2 more | 1990-06-26 |
| 4895906 | Polychloroprene mixtures | Peter Wendling, Werner Obrecht, Wilhelm Gobel, Rudiger Musch, Eberhard Muller | 1990-01-23 |
| 4857591 | Thermoplastic moulding compositions of ABS and hydrogenated nitrile rubber | Herbert Eichenauer, Hartmuth Buding, Joachim Doring, Karl-Heinz Ott | 1989-08-15 |
| 4853441 | Process for hydrogenating nitrile group-containing unsaturated polymers | Hartmuth Buding | 1989-08-01 |
| 4839447 | Polymerization of chloroprene | Peter Wendling, Wolfgang Konter, Gerhard Hohmann | 1989-06-13 |
| 4778850 | Thermoplastic moulding materials made from vinyl chloride polymers and graft polymers and having improved properties | Christian Lindner, Hartmuth Buding, Hans-Eberhard Braese, Karl-Heinz Ott | 1988-10-18 |
| 4629816 | Process for the production of 2,3-dichlorobutadiene-(1,3) | Josef Heinrich, Manfred Beck | 1986-12-16 |
| 4525561 | Polymerizing phenothiazine stabilizer chloroprene in the presence of an initiator comprising sodium dithionate | Peter Wendling, Wolfgang Konter, Gottfried Pampus, Gerhard Hohmann | 1985-06-25 |
| 4443583 | Process for the production of chloroprene polymer mixtures | Rudiger Musch, Gottfried Pampus, Peter Muller, Wilhelm Gobel | 1984-04-17 |
| 4188196 | Absorber with suction pump | Roland Grober, Karl-Heinz Schabel, Klaus Siemer | 1980-02-12 |