Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4659803 | Process for purifying polyphenylene oxides obtained by interruption of the copper-amine catalyzed polycondensation of ortho-disubstituted phenols | Martin Bartmann, Klaus Burzin, Wilfried Ribbing, Srinivasan Sridhar | 1987-04-21 |
| 4588785 | Application of block copolyester amides as thermoplastic adhesives for textiles | Gernot Horlbeck, Rainer Feldmann, Salih Mumcu | 1986-05-13 |
| 4537948 | Process for the production of polyphenylene oxides | Martin Bartmann, Klaus Burzin, Wilfried Ribbing | 1985-08-27 |
| 4469829 | Amino-group bearing, low molecular weight 1,3-butadiene polymer for stabilizing plastics | Alfred Konietzny, Hans-Dieter Zagefka, Konrad Rombusch | 1984-09-04 |
| 4440923 | Method of producing high-molecular weight polyphenylene oxides | Martin Bartmann, Klaus Burzin, Wilfried Ribbing | 1984-04-03 |
| 4429106 | Method of producing polyphenylene oxides using morpholinium bromide as activator | Klaus Burzin, Martin Bartmann, Wilfried Ribbing | 1984-01-31 |
| 4387213 | Process for the condensation of linear polyalkylene terephthalates | Gernot Horlbeck, Horst Heuer, Hans Jadamus | 1983-06-07 |
| 4360661 | Process for the regeneration and further processing of inactive, linear polyalkylene terephthalates | Gernot Horlbeck, Horst Heuer, Hans Jadamus | 1982-11-23 |