| 摘要 |
<p>Anthraquinone vat dyes are prepared from anthraquinone derivatives which cannot be used in vats. An anthraquinone derivative and a boric condensation auxiliary are dissolved in a solvent, the condensation is carried out by heating them according to an appropriate temperature profile, the dye produced by the condensation is recovered and is washed and/or dried. The invention also relates to the dyes obtained by this process and the textile products dyed with this dye.</p> |
