Issued Patents All Time
Showing 51–75 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5817266 | Dewatering of water-moist graft rubber | Norbert Güntherberg, Jurgen Hofmann, Hilmar Ohlig, Elmar Mailahn, Friedrich Seitz +2 more | 1998-10-06 |
| 5739242 | Preparation of copolymers of ethylene with alkenecarboxylic acids | Dieter Littmann, Roger Klimesch | 1998-04-14 |
| 5710197 | Crosslinked polymer particles containing a fluorescent dye | Wolfgang Fischer, Norbert Güntherberg, Ekkehard Jahns, Sylke Haremza, Werner Ostertag +1 more | 1998-01-20 |
| 5631346 | Thermomechanical degradation of polyolefins | Albin Berger, J urgen Hofmann, Roger Klimesch, Karl-Peter Farwerck, Hilmar Ohlig | 1997-05-20 |
| 5567785 | Suspension polymers based on acrylates and methacrylates | Norbert Guentherberg | 1996-10-22 |
| 5563178 | Expandable styrene polymers of high heat resistance | Rolf Henn, Siegmund Besecke, Norbert Guentherberg, Martin Brudermueller, Gerhard Nestler +1 more | 1996-10-08 |
| 5536788 | Carboxyl-containing isobutene copolymers | Hans-Joachim Muller, Roger Klimesch, Eckehardt Wistuba, Heinz Plaumann, Erich Kolk +3 more | 1996-07-16 |
| 5525637 | Expandable styrene polymers | Rolf Henn, Klaus Hahn, Wolfgang Loth, Uwe Blumenstein, Hans-Dieter Schwaben +1 more | 1996-06-11 |
| 5489633 | Molding materials having stress cracking resistance and based on PMMA/SAN blends | Daniel Wagner, Guenter Zimmer | 1996-02-06 |
| 5476907 | Poly(meth) acrylimides of improved color | Siegmund Besecke, Harald Lauke | 1995-12-19 |
| 5475055 | Thermoplastic molding material with a matt effect | Norbert Guentherberg, Rainer Bueschl, Ekkehard Jahns | 1995-12-12 |
| 5473025 | Preparation of carboxyl-containing copolymers of ethylene | Ruger Schlund, Roger Klimesch | 1995-12-05 |
| 5473022 | Carboxyl-containing isobutene copolymers | Hans-Joachim Muller, Roger Klimesch, Eckehardt Witsuba, Heinz Plaumann, Erich Kolk +3 more | 1995-12-05 |
| 5464881 | Expandable styrene polymers of high heat resistance | Rolf Henn, Siegmund Besecke, Norbert Guentherberg, Martin Brudermueller, Gerhard Nestler +1 more | 1995-11-07 |
| 5457157 | Transparent, impact-resistant molding materials | Norbert Guentherberg, Kristin Tiefensee | 1995-10-10 |
| 5453472 | Reduction of the wall coating in the suspension polymerization of monomers containing acrylate and/or methacrylate groups | Wolfgang Schatz, Karl-Ludwig Endlich, Guenter Zimmer | 1995-09-26 |
| 5442109 | Preparation of oxadimethacrylic acid | Siegmund Besecke, Harald Lauke | 1995-08-15 |
| 5395898 | N-aryl-substituted poly(meth)acrylimides | Siegmund Besecke, Harald Lauke | 1995-03-07 |
| 5393917 | Isolation and purification of oxadimethacrylics | Siegmund Besecke, Harald Lauke | 1995-02-28 |
| 5393817 | Molding materials based on polymethyl methacrylate and having improved notched impact strength | Norbert Guentherberg, Norbert Niessner | 1995-02-28 |
| 5378765 | N-aryl-substituted poly (meth) acrylimides | Siegmund Besecke, Harald Lauke | 1995-01-03 |
| 5374688 | Poly(meth)acrylamides | Siegmund Besecke, Wolfgang Loth, Harald Lauke | 1994-12-20 |
| 5354895 | Oxadimethacrylics and preparation thereof | Siegmund Besecke, Harald Lauke | 1994-10-11 |
| 5354814 | Polymethacrylimides having a high heat resistance | Siegmund Besecke, Harald Lauke | 1994-10-11 |
| 5350808 | Poly(meth)acrylimides with different n-substitutes | Siegmund Besecke, Harald Lauke | 1994-09-27 |