The polyurethane glue stock used for making draft roll was investigated by using self made chain extender and modifier. The varieties and molecular weight of polyester polyol were selected.
采用自制扩链剂与改性剂，通过对聚合多元醇的品种与分子量的选择，研制出了适合纺织牵伸辊用的聚氨酯胶料。
Corona irradiation or UV light processing technique are adopted for introducing some oxygen-containing groups on molecular chain of polyester fiber.
采用电晕和紫外线辐照，在涤纶织物表面引入含氧极性基团。
应用推荐