| 6423817 |
Inherently light- and heat-stabilized polyamides |
Klaus Weinerth, Karlheinz Mell, Ludwig Beer |
2002-07-23 |
| 5149758 |
Continuous production of polycaprolactam having a regulated amino end group content |
— |
1992-09-22 |
| 4540772 |
Continuous preparation of nylon from aqueous salt solution in precondensation zone having baffles |
Gunter Pipper, Franz Schmidt, Rainer Theysohn, Siegfried Riegger, Eduard Heil +2 more |
1985-09-10 |
| 4354020 |
Continuous preparation of polycaprolactam in vertical tubular reactor |
Rudi-Heinz Rotzoll, Guenter Valentin, Werner Hoerauf |
1982-10-12 |
| 4251653 |
Manufacture of nylon by adding liquid diamine to aqueous polyamide forming salt solution |
Albrecht Eckell, Georg Pilz, Rudi-Heinz Rotzoll |
1981-02-17 |
| 4213884 |
Manufacture of a highly concentrated aqueous solution of a dicarboxylic acid diamine salt and a nylon precondensate |
Albrecht Eckell, Georg Pilz, Rudi-Heinz Rotzoll |
1980-07-22 |
| 4204049 |
Hydrolytic polymerization of epsilon-caprolactam |
Joachim Kunde, Werner Hoerauf |
1980-05-20 |
