Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686542 | Process for the preparation of branched low-pressure polyethylene, new low-pressure polyethylenes, and preformed bifunctional catalysts | Karl-Heinz Aleksander Ostoja-Starzewski, Herbert Bartl, Karl-Heinz Reichert, Georgios Vasiliou | 1997-11-11 |
| 5616529 | Process for the preparation of branched low-pressure polyethylene, new low-pressure polyethylenes, and preformed bifunctional catalysts | Karl-Heinz Aleksander Ostoja-Starzewski, Herbert Bartl, Karl-Heinz Reichert, Georgios Vasiliou | 1997-04-01 |
| 5395888 | Thermoplastically processible poly-vinylarene/polyurethane block copolymers | Joachim Franke, Kurt P. Meurer, Peter Haas | 1995-03-07 |
| 5242977 | Poly-.alpha.-olefin/polyurethane block copolymers, processes for their production and their use | Joachim Franke, Kurt P. Meurer, Peter Haas | 1993-09-07 |
| 5023299 | Polyolefinecarboxylic acids, their preparation and their use for preparing polyolefine-polycarbonate block copolymers | Kurt P. Meuer, Helmut Waniczek, Gerd Sylvester | 1991-06-11 |
| 4929689 | Polyolefinecarboxylic acids, their preparation and their use for preparing polyolefine-polycarbonate block copolymers | Kurt P. Meurer, Helmut Waniczek, Gerd Sylvester | 1990-05-29 |
| 4893911 | Polarizers based on polyacetylene, and the production thereof | Karl-Heinz Aleksander Ostoja-Starzewski, Uwe Claussen | 1990-01-16 |
| 4849488 | Polymerization of acrylic derivatives | Karl-Heinz Aleksander Ostoja Starzewski | 1989-07-18 |
| 4833201 | Polymer products containing polyacetylene and process for the polymerization of acetylene in the presence of polymers | K. H. Aleksander Ostoja Starzewski | 1989-05-23 |
| 4812546 | New copolymers of alpha-cyanoacrylates and acrylates, their preparation and their use | Kurt P. Meurer, Helmut Waniczek, Christian Ohm | 1989-03-14 |
| 4798873 | Polyolefinecarboxylic acids, their preparation and their use for preparing polyolefine-polycarbonate block copolymers | Kurt P. Meurer, Helmut Waniczek, Gerd Sylvester | 1989-01-17 |
| 4769422 | Polymer products containing polyacetylene and process for the polymerisation of acetylene in the presence of polymers | K. H. Aleksander Ostoja Starzewski | 1988-09-06 |
| 4754066 | Age protection agents, the production thereof and the polymers which contain them | Hans-Josef Buysch, Zsolt Szentivanyi | 1988-06-28 |
| 4751275 | Process and catalyst for the preparation of syndiotactic 1,2,-polybutadiene | Gerd Sylvester, Bernd Stollfuss | 1988-06-14 |
| 4691036 | Organic nickel compounds, the production thereof and the use thereof as polymerization catalysts | Karl-Heinz Aleksander Ostoja Starzewski, Herbert Bartl | 1987-09-01 |
| 4665011 | Electrostatographic suspension developer having a block copolymer containing aromatic vinyl compounds and dienes reacted with mercaptan | Wolfgang Padszun, Carlhans Suling, John C. Goossens | 1987-05-12 |
| 4654387 | Antiagers and polymers containing them | Hans-Josef Buysch, Zsolt Szentivanyi | 1987-03-31 |
| 4620021 | Organic nickel compounds, production and use thereof as catalysts in the polymerization of olefins | Karl-Heinz Aleksander Ostoja Starzewski, Herbert Bartl | 1986-10-28 |
| 4599291 | Electrostatographic suspension developer of block copolymer reacted with mercaptan | Wolfgang Podszun, Herman Uytterhoeven, John C. Goossens | 1986-07-08 |
| 4537982 | Production of organic nickel compounds | Karl-Heinz Aleksander Ostoja Starzewski | 1985-08-27 |
| 4384090 | Process for producing polyacetylene | Jurgen Hocker, Wolfgang Wieder, Rudolf Merten | 1983-05-17 |
| 4378456 | Terpolymers of ethylene, butadiene and isoprene and a process for their preparation | Wolfgang Wieder | 1983-03-29 |
| 4331823 | Catalyst, preparation thereof and use thereof in the preparation of telomeric polybutadiene homo- or co-polymers | Wolfgang Wieder | 1982-05-25 |
| 4316820 | Catalyst, preparation thereof and use thereof in the preparation of telomeric polybutadiene homo- or co-polymers | Wolfgang Wieder | 1982-02-23 |
| 4292291 | Process for the production of furnace black | Lothar Rothbuhr | 1981-09-29 |