Coating finish of PET fabric is studied with low molecular weight PEG and biformyl. The results show that this finish technology can change the water-absorbed and wet-absorbed properties of PET fabric. 研究了低分子量PEG,乙二醛等对涤纶织物涂层整理、结果表明这种整理工艺可有效改变涤纶织物的亲水性、吸湿性,改善涤纶织物的服用性能。