FIELD: chemistry.
SUBSTANCE: invention relates to a vat dye, is covalently bound to the polymer moiety and its use for dyeing or printing textiles, as well as for the manufacture of the marking elements or protection. This is the description of the vat dye, which is covalently linked through an oxygen atom to a polymer moiety of phenolic resin derivative. The description is also connected to the process for preparing the said polymeric vat dye and its use in compositions for dyeing or printing products, in particular for the production of marking elements or protection.
EFFECT: invention has increased solubility and / or dispersibility in liquid media that provides their use in compositions for printing inks.
26 cl, 6 ex
