The former improve the dyeing result by competing with acid dyes anion, the latter achieve the levelling effect by improving the solubility of acid dyes and combining with acid dyes ion.
另一类为亲染料型匀染剂，它可提高染料的溶解度且与染料离子有一定的结合力，从而达到匀染目的。
The former improve the dyeing result by competing with acid dyes anion, the latter achieve the levelling effect by improving the solubility of acid dyes and combining with acid dyes ion.
另一类为亲染料型匀染剂，它可提高染料的溶解度且与染料离子有一定的结合力，从而达到匀染目的。
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