| 摘要 |
PURPOSE: A disperse black dye composition is provided to minimize generation of tensile staining generated during a vapor heat treatment step, and whitening generated during reduction-cleaning, and to improve physical properties like fastness, tensile strength, etc. CONSTITUTION: A disperse black dye composition comprises 30-60 weight% of a compound(disperse blue 79), 15-30 weight% of a compound(disperse yellow 114) in chemical formula 2, 5-50 weight% of a compound(disperse violet BW) in chemical formula 5, and 5-30 weight% of a compound(disperse red 177) in chemical formula 6.
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