Abstract: Maleic anhydride was firstly polymerized to be an oligomer, polymaleic acid (PMA), then the latter reacted with fatty alcohol to form an oligomeric monoester surfactant.

• 摘要： 将马来酸酐(MA)先聚合为低聚物聚马来酸酐（PMA），然后再与脂肪醇反应生成一种低聚表面活性剂。