| 摘要 |
A composition composition containing (A) an alkali-soluble binder and (B) an anthraquinone dye of formula (I) wherein R1, R2, R3 and R4 are each independently of the other hydrogen, C1-C8alkyl which may be unsubstituted or substituted by one or more halogen atoms, hydroxy groups, mercapto groups, amino groups, phenyl groups or C1C8alkoxy groups, or -X-[-O-Y]n-ZH, wherein X and Y are each independently of the other C2-C6alkylene, Z denotes oxygen or sulphur and n is a number from 1 to 10, with the proviso that at least one of R1 and R2 is not hydrogen and at least one of R3 and R4 is not hydrogen and at least one of R1, R2, R3 and R4 is a hydroxy- or mercapto-substituted C1-C8alkyl group, and R5 to R10 are each independently of the other hydrogen or C1-C8alkyl, 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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