| 4780106 |
Use of metal-free azo _compounds having at least one _6-hydroxypyrid-2-one _coupling component radical and metal _complexes thereof for dyeing _substrates and substrates dyed therewith |
Helmut Moser, Reinhard Pedrazzi, Roland Wald |
1988-10-25 |
| 4675388 |
Polymeric azo compounds containing at least four cationic groups |
Emil Moriconi, Helmut Moser |
1987-06-23 |
| 4673735 |
Azo compounds having at least one 6-hydroxypyrid-2-one coupling component radical metal complexes thereof and intermediates therefor |
Helmut Moser, Reinhard Pedrazzi, Roland Wald |
1987-06-16 |
| 4634764 |
Non-azo and azo compounds containing at least one 4,6-diamino-1-substituted-5-substituted carbamoylpyrid-2-one group |
— |
1987-01-06 |
| 4591635 |
Sulfo group-free polyazo compounds containing at least two basic water-solubilizing groups in metal-free or metal complex form |
Helmut Moser |
1986-05-27 |
| 4256635 |
Optionally further substituted 5-(2'- or 4'-phenoxyphenylazo)-6-hydroxypyridone-2 compounds containing a cationic group in the 1-position |
— |
1981-03-17 |
| 4228072 |
1-(N-alkyl-n-benzyl or substituted benzyl-N-methyl(ammonium)alkyl)-3-cyano-4-alkyl-5-(alkyl-halo-phenyl)azo -6-hydroxypyridone-2 compounds |
— |
1980-10-14 |