发明授权
US5505742A Method for dyeing hydrophobic fibers black and dye useful for the method 失效
用于染色疏水性纤维黑色和染料的方法可用于该方法

Method for dyeing hydrophobic fibers black and dye useful for the method
摘要:
A method for dyeing hydrophobic fibers black, wherein a mixed black dye is used which comprises a blue color component containing at least 70 wt % of a disperse dye of the following formula (I): ##STR1## wherein X is a chlorine atom or a bromine atom, and R is a methyl group or an ethyl group.
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