Use of novel naphthol AS-pigment-mixtures in printing-materials

摘要

The invention relates to the use of pigment mixtures which contain at least one pigment of formulas (la) and (lb), wherein variables X¹, X², X³, X⁴, Y¹, Y², Z¹ and Z² are as; defined and wherein the pigment mixtures are useful as dyes in printing methods.