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Abstract

A composition composition containing (A) an alkali-soluble binder and (B) an anthraquinone dye of formula (I) wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are each independently of the other hydrogen, Q-Cgalkyl which may be unsubstituted or substituted by one or more halogen atoms, hydroxy groups, mercapto groups, amino groups, phenyl groups or C.sub.1QalkOXy groups, or --X--[--O--Y]n-ZH, wherein X and Y are each independently of the other C.sub.2-C.sub.6alkylene, Z denotes oxygen or sulphur and n is a number from 1 to 10, with the proviso that at least one of R.sub.1 and R.sub.2 is not hydrogen and at least one of R.sub.3 and R.sub.4 is not hydrogen and at least one R.sub.2, R.sub.3 and R.sub.4 is a hydroxy- or mercapto-substituted Q-Cgalkyl group, and R.sub.5 to R.sub.10 are each independently of the other hydrogen or Ci-Cgalkyl, is useful for the production of colour filters for liquid crystal displays, flat-panel displays, colour image pickup tubes, colour-copying machines etc.

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