Triazinyl vat dyestuffs
OwnerHans Altermattinventor
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Abstract
Vat dyestuffs of the formula ##EQU1## wherein R.sub.1 and R.sub.2 each represent a hydrogen atom or a low molecular alkyl radical and A.sub.1 and A.sub.2 represent a different or similar vattable radical with 3 to 6 condensed rings, are suitable for dyeing and printing the most varied materials, in particular for dyeing and printing fibres made from natural or regenerated cellulose in the presence of a reducing agent.
Claims3
A vat dyestuff of the formula ##EQU7## wherein each of R.sub.1 and R.sub.2 is independently hydrogen or lower alkyl, and each of A.sub.1 and A.sub.2 is independently anthraquinone unsubstituted or substituted by benzoylamino, halobenzoylamino, halogen, lower alkyl, lower alkoxy, lower alkanoyl, amino, phenylmercapto, or is phthaloylacridone.
Dependencies are inferred from the claim text.