Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637181 | Elastane threads and method for the production thereof | Rolf-Volker Meyer, Stefan Hütte | 2003-10-28 |
| 6339117 | Whitened polymers and the use thereof in coating slips for coating substrates | Udo Eckstein, Ulrich Feldhues, Hans Geiger, Bernhard Hunke, Thomas Roick +1 more | 2002-01-15 |
| 6288158 | Modified superabsorbent polymer based on polyacrylonitrile emulsions | Sergej Schapowalov, Gunter Sackmann, Rolf-Volker Meyer | 2001-09-11 |
| 6156848 | Pre-formed super absorbers with high swelling capacity | Gunter Sackmann, Sergej Schapowalow, Rolf-Volker Meyer | 2000-12-05 |
| 5635569 | Superabsorbent polymers from cross-linked polyacrylonitrile emulsions | Gunter Sackmann, Sergej Schapowalow, Klaus Szablikowski, Wolfgang Koch | 1997-06-03 |
| 5567779 | Super-absorbent polymers | G unter Sackmann, Rolf-Volker Meyer, Sergej Schapowalow | 1996-10-22 |
| 5558940 | Oil- and water-repellent papers, processes for their production and new fluorine-containing copolymers for this purpose | Gisbert Michels, Joachim K onig, Uwe Zweering | 1996-09-24 |
| 5496890 | Super-absorbent polymers | Gu/ nter Sackmann, Rolf-Volker Meyer, Sergej Schapowalow | 1996-03-05 |
| 5393845 | Process for the production of low molecular weight acrylonitrile polymers and their use | Heinrich Alberts, Branislav Bohmer, Werner Karstens, Wolfgang Koch, Hans-Günter Poersch-Panke +1 more | 1995-02-28 |
| 5356985 | Highly-concentrated aqueous polyacrylonitrile emulsions and a method for their preparation | Gunter Sackmann, Heinrich Alberts, Rolf-Volker Meyer | 1994-10-18 |
| 5238977 | Graft polymer dispersions | Karl-Erwin Piejko, Christian Lindner | 1993-08-24 |
| 5151458 | Highly fluid polyarylene sulphide moulding compounds | Hans-Detlef Heinz, Harald Pielartzik, Klaus Reinking, Rolf-Volker Meyer | 1992-09-29 |
| 5147955 | Phosphorus containing polymers | Christian Lindner | 1992-09-15 |
| 5135997 | Process for the solid phase polymerization of acrylonitrile from the gaseous phase | Karl-Heinz Feltgen, Rüdiger Franck, Konrad Hable, Manfred Heckenbach | 1992-08-04 |
| 5134113 | Thermoreactive recording material | Gunter Klug, Hubertus Psaar | 1992-07-28 |
| 5086150 | Process for the production of PUH elastomer threads and films resistant to light and exhaust gases and elastomer threads having the required composition | Beatrix Frauendorf, Carlhans Suling, Hans Rudolph | 1992-02-04 |
| 5061426 | Process for producing elastane fibers of high elasticity and strength | Beatrix Frauendorf, Carlhans Suling, Rudi Dauscher | 1991-10-29 |
| 5030612 | Thermal dye sublimation transfer recording element | Herman Uytterhoeven, Roderich Raue | 1991-07-09 |
| 4918048 | Thermoreactive recording material | Hubertus Psaar | 1990-04-17 |
| 4747987 | Process for the production of filler-containing acrylic and modacrylic fibers | Wolfgang Brauer, Bernd Willenberg, Carlhans Suling | 1988-05-31 |
| 4643946 | Filler-containing acrylic and modacrylic fibres and a process for the production thereof | Wolfgang Brauer, Bernd Willenberg, Carlhans Suling | 1987-02-17 |
| 4631317 | Production of sulphonic acid group-containing acrylonitrile polymers and monomers therefor | Joachim Konig | 1986-12-23 |
| 4535139 | Polymers containing sulphonyl and carboxylic ester groups | Wolfgang Brauer, Theo Neukam, Carlhans Suling | 1985-08-13 |
| 4522764 | Process for the production of .alpha., .beta.-unsaturated carboxylic acid alkyl esters sulfonated in the .alpha.-position and compounds obtainable by this process | Theo Neukam, Wolfgang Brauer | 1985-06-11 |
| 4501865 | Polymerization process | Joachim Konig, Carlhans Suling | 1985-02-26 |