A sulfonated aliphatic-aromatic copolyetherester that comprises the polymerization product of 80.0 to 20.0 mole percent of an aromatic dicarboxylic acid or an ester thereof based on the total moles of dicarboxylic acid or ester thereof, 20.0 to 80.0 mole percent of an aliphatic dicarboxylic acid or an ester thereof based on the total moles of dicarboxylic acid or ester thereof, 0.1 to 10.0 mole percent of a sulfonate component, 99.9 to 91.0 mole percent of a first glycol selected from the group consisting of ethylene glycol, 1,3-propanediol and 1,4-butanediol based on the total moles of glycol, 0.1 to 4.0 mole percent of a poly(alkylene ether) glycol based on the total moles of glycol, 0 to 5.0 mole percent of an other glycol based on the total moles of glycol, and 0 to 5.0 mole percent of a polyfunctional branching agent.
一种磺化脂肪族-芳香族共聚醚酯,它包括以下物质的聚合产物:以二
羧酸或其酯的总摩尔数为基准,80.0 至 20.0 摩尔%的芳香族二
羧酸或其酯、以二
羧酸或其酯的总摩尔数为基准,20.0 至 80.0 摩尔%的脂肪族二
羧酸或其酯、0.1 至 10.0 摩尔%的
磺酸盐组分、99.9至91.0摩尔%的选自
乙二醇、
1,3-丙二醇和
1,4-丁二醇组成的组中的第一种
乙二醇(以
乙二醇的总摩尔数为基准),0.1至4.0摩尔%的聚(烷基醚)
乙二醇(以
乙二醇的总摩尔数为基准),0至5.0摩尔%的其他
乙二醇(以
乙二醇的总摩尔数为基准),以及0至5.0摩尔%的多官能支化剂。