| 6471928 |
Aqueous formaldehyde solutions with a low tetroxane content |
Eckehard Danz |
2002-10-29 |
| 6316676 |
Process for the preparation of .alpha.-diketones from ketols or ketals from ketols |
Werner Aquila, Jörg Botzem, Melanie Brunner, Hartwig Fuchs, Wolfgang Krause +1 more |
2001-11-13 |
| 6242653 |
Process for the preparation of .alpha.-diketones from ketols or ketals from ketols |
Werner Aquila, Jörg Botzem, Melanie Brunner, Hartwig Fuchs, Wolfgang Krause +1 more |
2001-06-05 |
| 5391719 |
Preparation of aminoformazans |
Matthias Wiesenfeldt, Manfred Patsch |
1995-02-21 |
| 5260431 |
Nitroanilinesulfonic acids and the preparation of phenylenediaminesulfonic acids |
Manfred Patsch |
1993-11-09 |
| 5245020 |
Reactive dyes with two or three nitrogen-containing haloheterocycles as reactive system |
Joerg L. Jessen, Hermann Loeffler, Bernd Siegel, Manfred Patsch |
1993-09-14 |
| 5241055 |
Reactive dyes with a reactive system based on alkenylsulfonyl and benzyl compounds as intermediates therefor |
Claus Marschner, Joerg L. Jessen, Manfred Patsch |
1993-08-31 |
| 5231171 |
Reactive dyes having an allylsulfonyl or propargylesulfonyl group |
Claus Marschner, Matthias Niedenbrueck, Bernd Siegel, Manfred Patsch |
1993-07-27 |
| 5210187 |
Double attachment reactive dyes having alkyl- or alkenylsulfonyl and alkyl- or alkenylsulfonylalkyl groups |
Manfred Patsch, Uwe Nahr, Friedrich Wirsing, Joerg L. Jessen, Claus Marschner +1 more |
1993-05-11 |
| 5206426 |
Phenylene diamines and process for the preparation of phenylene diamines |
Manfred Patsch |
1993-04-27 |
| 5196573 |
Process for the preparation of sulfonated anthranilic acids |
Manfred Patsch, Jacques Dupuis, Helmut Hagen |
1993-03-23 |
| 5175262 |
Doubled reactive dyes |
Hermann Loeffler, Manfred Patsch |
1992-12-29 |
| 5149789 |
Reactive dyes with two or three nitrogen-containing haloheterocycles as reactive system |
Joerg L. Jessen, Hermann Loeffler, Bernd Siegel, Manfred Patsch |
1992-09-22 |
| 5117050 |
Phenylene diamines and process for the preparation of phenylene diamines |
Manfred Patsch |
1992-05-26 |
| 5047529 |
Phenylsulfones and cyclization products thereof |
Manfred Patsch, Martin Fischer |
1991-09-10 |
| 5041540 |
Copper formazan reactive dyes having halotriazine ring |
Manfred Patsch |
1991-08-20 |
| 5041631 |
Process for the preparation of 2-alkylamino-4-aminobenzenesulfonic acids |
Manfred Patsch |
1991-08-20 |
| 5004807 |
Copper formazan reactive dyes containing a monofluorotriazine or monochlorotriazine group |
Manfred Patsch |
1991-04-02 |
| 4973671 |
Doubled copper formazan reactive dyes containing a monofluorotriazine or monochlorotriazine group |
Manfred Patsch |
1990-11-27 |