abstract |
Polyester fibers dyed with a disazo dyestuff consisting of two N-phenyl-pyrazole monoazo dyestuff moieties bound to each other via the phenyl groups, said phenyl groups attached to each other by an --O--, --S--, --NH--, cyclohexylidene, C 1 -C 2 -alkylene or --O-(C 1 -C 2 -alkylene)-O- divalent radical. |