| 6740404 |
HMLS-fibers made of polyester and a spin-stretch process for its production |
Joachim Cziollek, Werner Mrose, Dietmar Wandel, Helmut Schwind, Wolfgang Janas |
2004-05-25 |
| 6667003 |
Method for the manufacture of synthetic fibers from a melt mixture based on fiber forming polymers |
Helmut Schwind, Wolfgang Janas, Alexander Klein, Bernd Kretschmann |
2003-12-23 |
| 6656583 |
High-strength polyester threads and method for producing the same |
Joachim Cziollek, Werner Mrose, Dietmar Wandel, Helmut Schwind, Wolfgang Janas |
2003-12-02 |
| 6576339 |
Polyester-staple fibres and method for the production thereof |
Ingo Cordes, Dietmar Wandel, Helmut Schwind, Wolfgang Janas |
2003-06-10 |
| 5849946 |
Method of obtaining water-free 2-trimethylammoniumethyl methacrylate chloride (TMAC) from an aqueous solution |
Peter J. Arndt, Klaus Gottmann, Thomas Kehr |
1998-12-15 |
| 5567826 |
Process for the production of terminally nitrogen heterocycle substituted (meth)acrylate by the use of a mixture of an alkali metal and alkaline earth metal catalyst |
Joachim Knebel, Peter J. Arndt |
1996-10-22 |
| 4996109 |
Hard foam cores for laminates |
Manfred Krieg, Norbert Rau |
1991-02-26 |
| 4990588 |
Temperature resistant aromatic polyethers |
Joachim Knebel, Joachim Vetter |
1991-02-05 |
| 4931594 |
Method for making aromatic bisphenols |
Joachim Knebel, Volker Kerscher |
1990-06-05 |
| 4889909 |
Thermoplastic polyarylene ethers |
Sigmund Besecke, Joachim Knebel, Guenter Schroeder |
1989-12-26 |
| 4774349 |
Method of preparing N-methylphosphonic acid diesters of acrylic and methacrylic acid amines from methylol |
Klaus Langerbeins |
1988-09-27 |
| 4745224 |
Methods for making tertiary phosphine oxides |
Joachim Knebel |
1988-05-17 |
| 4745225 |
Phosphorus-containing polyarylene ethers |
Joachim Knebel |
1988-05-17 |
| 4698448 |
Method for making aromatic phosphorus compounds |
Siegmund Besecke, Achim Riemann, Guenther Schroeder |
1987-10-06 |
| 4696993 |
Phosphorus-containing polyarlene ether |
Joachim Knebel, Guenter Schroeder |
1987-09-29 |
| 4675458 |
Method for making 9,9-bis-(4-hydroxyphenyl)-fluorene |
Achim Riemann |
1987-06-23 |
| 4673730 |
Method for recovering aromatic polyethers |
Hermann Siegert |
1987-06-16 |
| 4638099 |
Method for making 4,4'-dihydroxydiphenyl ether |
Achim Riemann |
1987-01-20 |
| 4492805 |
Polyarylene ethers containing phosphorus |
Siegmund Besecke, Gunter Schroder, Winfried Wunderlich |
1985-01-08 |
| 4472570 |
Polyarylene esters containing phosphorus |
Siegmund Besecke, Guenter Schroeder, Winfried Wunderlich |
1984-09-18 |
| 4463159 |
Polyarylene esters containing phosphorus |
Siegmund Besecke, Guenter Schroeder, Winfried Wunderlich |
1984-07-31 |
