Issued Patents All Time
Showing 51–75 of 94 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4943623 | Process for the production of polyesters and their use as binder or binder component in powder lacquers | Wolfgang Ebert, Hans-Joachim Kreuder | 1990-07-24 |
| 4937311 | Aromatic polyesters and polyester carbonates containing terminal aralkylphenyl groups, their production and use | Ralf Dujardin | 1990-06-26 |
| 4929709 | Polycarbonate containing aralkylphenyl end groups | Ralf Dujardin, Wolfgang Siebourg | 1990-05-29 |
| 4918148 | Polyamide modified with monoisocyanates | Josef Merten, Rolf Dhein, Harald Selbeck | 1990-04-17 |
| 4892927 | .alpha.-amino-.epsilon.-caprolactam-modified polyamide of dicarboxylic acids/diamines | Rolf Dhein, Michael Dietrich, Heinz Bonten, Hans-Detlef Heinz, Peter Muller | 1990-01-09 |
| 4889911 | Process for the production of fully aromatic, thermotropic polyesters and polyester carbonates | Harald Pielartzik, Wolfgang Ebert, Hans-Joachim Traenckner, Edgar Ostlinning | 1989-12-26 |
| 4886869 | Thermotropic aromatic polyester carbonates, a process for their preparation and their use | Harald Pielartzik, Rolf Dhein, Hans-Joachim Traenckner, Edgar Ostlinning | 1989-12-12 |
| 4874816 | Vinyl copolymers with grafted-on polycarbonate chains, their production and use | Ralf Dujardin, Wolfgang Ebert, Klaus Berg, Ulrich Grigo, Wolfgang Wehnert | 1989-10-17 |
| 4861815 | Hydrophobicized, easily-flowing thermoplastic polyamide containing monoepoxide | Klaus-Dieter Schultz, Friedrich Fahnler, Rolf Dhein, Dietrich Michael | 1989-08-29 |
| 4837301 | Process for the preparation of high molecular weight optionally branched polyarylenesulphides | Volker Glock, Wolfgang Ebert | 1989-06-06 |
| 4820771 | High impact polyamides | Bernhard Mussig, Bert Brassat, Rolf Dhein | 1989-04-11 |
| 4789698 | Flame-proof, glass fibre-reinforced polyamide moulding materials | Heinz Bonten, Werner Nielinger, Dietrich Michael, Harald Selbeck | 1988-12-06 |
| 4786712 | Process for the preparation of optionally branched polyarylene sulphides having reduced corrosiveness with ketone diluent and organic solvent | Edgar Ostlinning, Karsten-Josef Idel | 1988-11-22 |
| 4754000 | Activated anionic polymerization of lactams | Friedrich Fahnler, Rolf Dhein, Dietrich Michael | 1988-06-28 |
| 4745146 | Reinforced polyamides having improved flow behavior | Rolf Dhein, Dietrich Michael, Heinz-Josef Fullmann | 1988-05-17 |
| 4698426 | Cyclic amidines useful as catalysts in the hardening of epoxide resins | Hans-Joachim Kreuder, Erwin Hohl | 1987-10-06 |
| 4684746 | Activated anionic polymerization of lactams | Friedrich Fahnler, Rolf Dhein, Dietrich Michael | 1987-08-04 |
| 4677156 | Easily flowable, impact resistant polyamides | Bernhard Mussig, Bert Brassat | 1987-06-30 |
| 4661104 | Active compound release systems | Miklos von Bittera, Rolf Dhein | 1987-04-28 |
| 4628069 | Polyamides containing phenolic compounds | Friedrich Fahnler, Rolf Dhein, Dietrich Michael | 1986-12-09 |
| 4627852 | Active compound release systems | Miklos von Bittera | 1986-12-09 |
| 4623346 | Isobutylene polymer active compound release systems | Miklos von Bittera, Rolf Dhein, Roland Rupp | 1986-11-18 |
| 4616053 | Hydrophobic polyamides | Klaus-Dieter Schultz, Rolf Dhein, Heinz-Josef Fullmann, Dietrich Michael | 1986-10-07 |
| 4611034 | Branched thermoplastically processible impact-resistant polyamides | Friedrich Fahnler, Rolf Dhein, Dietrich Michael, Kurt Weirauch, Walter Schafer | 1986-09-09 |
| 4609699 | Polyarylene sulphides with reduced corrosion | Klaus Reinking, Karsten-Josef Idel, Rolf Dhein | 1986-09-02 |