Polyethylene terephthalate (polyester)melts at 264 c, and can be melt -spun to give drawable fibers of high strength and flexibility.

• 聚对苯二甲酸乙二酯(涤纶)的熔点264℃,可以采用熔纺的方法将纤维牵伸以获得较大的强度和弹性。