Process for the dyeing of synthetic textile material

Details Process for the dyeing of synthetic textile material Process for the dyeing of synthetic textile material

1973-11-12

1977-04-05

Sebastian, Leland A.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 41R, 8 41B, D06P 118

Patent

active

040159345

ABSTRACT:
A process for dyeing synthetic textile material in a halogenated hydrocarbons solvent by the exhaust process, comprising the use, for dyeing, of azopyridone dyestuffs of formula I ##STR1## wherein R.sub.1 and R.sub.2 each independently represent hydrogen, or an optionally substituted lower alkyl, lower alkenyl, cycloalky or aryl radical, or

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