Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5391572 | Thermoplastic molding compositions based on polyamidic and thermoplastic polyester elastomers | Walter Goetz, Walter Betz | 1995-02-21 |
| 5332778 | Production of reinforced polytetramethyleneadipamide | Walter Goetz | 1994-07-26 |
| 5298595 | Partly aromatic copolyamides of reduced triamine content | Horst Reimann, Hans-Peter Weiss, Christoph Plachetta, Eckhard M. Koch | 1994-03-29 |
| 5254620 | Thermoplastic molding compositions based on polyamides and thermoplastic polyester elastomers | Walter Goetz, Walter Betz | 1993-10-19 |
| 5252661 | Impact modifying rubber and partly aromatic copolyamides | Horst Reimann, Hans-Peter Weiss, Christoph Plachetta, Eckhard M. Koch, Gerd Blinne +2 more | 1993-10-12 |
| 5218082 | Partly aromatic copolyamide of reduced triamine content | Horst Reimann, Hans-Peter Weiss, Christoph Plachetta, Eckhard M. Koch | 1993-06-08 |
| 5140098 | Continuous preparation of linear high molecular weight polyamides having regulated amino and carboxyl end group content | Peter Hildenbrand, Wolfgang Mueller | 1992-08-18 |
| 5128442 | Catalytic, solid state process for the preparation of linear polyamides | Wolfgang Mueller, Harald Dauns | 1992-07-07 |
| 5081222 | Partly aromatic copolyamide of reduced triamine content | Horst Reimann, Hans-Peter Weiss, Christoph Plachetta, Eckhard M. Koch | 1992-01-14 |
| 5071924 | Thermoplastic molding materials based on polyamide blends | Eckhard M. Koch, Gerhard Heinz, Walter Goetz | 1991-12-10 |
| 5068308 | Continuous preparation of aromatic polycondensates | Gerhard Heinz, Bernd Hisgen | 1991-11-26 |
| 5051491 | Process for the preparation of a linear polyamide having ether bridges in the polymer chain | Eckhard M. Koch | 1991-09-24 |
| 5039786 | Continuous preparation of copolyamides from caprolactam and salt of diamine and dicarboxylic acid | Claus Cordes, Franz Schmidt, Horst Reimann, Eckhard M. Koch | 1991-08-13 |
| 5034450 | Thermoplastic molding materials based on polyamides and polyester elastomers | Walter Betz, Christoph Plachetta, Eckhard M. Koch, Gerd Blinne | 1991-07-23 |
| 5030709 | Continuous preparation of copolyamides | Eckhard M. Koch | 1991-07-09 |
| 4994550 | Process for the continuous preparation of nylon 4,6 from aqueous salt solution | Eckhard M. Koch | 1991-02-19 |
| 4973655 | Continuous production of linear thermoplastic polyesters | Georg N. Simon, Gerhard Heinz, Peter Ittemann, Gisbert Schleier | 1990-11-27 |
| 4970255 | Flameproof thermoplastic molding materials based on partly aromatic amide copolymers | Horst Reimann, Hans-Peter Weiss, Christoph Plachetta, Eckhard M. Koch, Gerd Blinne +2 more | 1990-11-13 |
| 4816557 | Removal of caprolactam and oligomers thereof from nylon granules containing same | Claus Cordes | 1989-03-28 |
| 4578455 | Process and apparatus for removing volatile constituents from polymer melts or pastes | Siegfried Riegger, Josef G. Floss | 1986-03-25 |
| 4540772 | Continuous preparation of nylon from aqueous salt solution in precondensation zone having baffles | Franz Schmidt, Rainer Theysohn, Siegfried Riegger, Eduard Heil, Hermann Fischer +2 more | 1985-09-10 |
| 4539391 | Continuous hydrolytic preparation of polylactams | Rainer Theysohn, Franz Zahradnik | 1985-09-03 |
| 4537949 | Continuous preparation of nylon with diamine recycling | Franz Schmidt, Josef G. Floss, Franz Zahradnik | 1985-08-27 |