A sulfonated polyester compound useful as a soil release agent having isophthalate and terephthalate groups wherein the molar ratio of isophthalate groups to terephthalate groups is at least 0.15.

A sulfonated útil compuesto del poliester pues un agente del fusor del suelo que tenía grupos del isophthalate y del terephthalate en donde el cociente molar de los grupos del isophthalate a los grupos del terephthalate es por lo menos 0.15.

 
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