| 摘要 |
<p>Soil release agents which comprise mixtures of ethoxylated or propoxylated hydroxy-ethane and propane sulfonate end-capping units, sulfobenzoyl end-capping units, ethoxylated or propoxylated phenolsulfonate, and modified poly(oxyethyleneoxy)end-capping units are presented. The esters further contains terephthalate units, oxy-1,2-alkyleneoxy units (oxyethyleneoxy units preferred), sulfoisophthalate units and, optionally, di(oxyethylene)oxy units and poly(oxyethylene)oxy units.</p> |
