Multiple component mixtures of disperse blue azo dyes for dyeing synthetic fibres.

摘要

A dye preparation in the form of a multiple component mixture or of a mixed crystal of disperse blue azo dyes, characterised in that it consists of the dyes of the formulae I and II

and optionally of the formulae III and/or IV

and also of the dyes of the formulae V and/or VI and/or VII and/or VIII

or contains these.