| 摘要 |
PURPOSE: A reactive orange dye composition is provided to improve utility, brightness, and build-up after dyeing while maintaining levelness. CONSTITUTION: A reactive orange dye composition comprises 55-60 weight% of a compound which is represented by chemical formula I and 40-45 weight% of a compound which is represented by chemical formula IV. In the chemical formula (I), a is an integer of 0-1, R1 and R2 are respectively hydrogen or substituted or non-substituted C1-4 alkyl group. M is hydrogen or alkali metal, and U1 is vinyl group or the following chemical formula: -CH2 -CH2 -Q. In the chemical formula (IV), X1 and X2 respectively indicate hydrogen, chlorine, methyl, methoxy, carboxy, or sulfonic acid group. Y is either fluorine or chlorine.
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