从冷却条件、上油工艺、辊间拉伸倍率和温度的选择等方面,对高速纺丝条件下影响55dtex/36f三叶异形超亮光涤纶全拉伸丝(PET FDY)的染色因素进行了探讨,给出了提高染色M率 ..
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The production technology of cationic-dyeable modified PET FDY by one-step process is discussed.
本文对一步法生产阳离子染料可染聚酯（C DP）全拉伸丝（ FDY）的主要工艺技术进行了分折探讨。
The experimental results showed that Med-high boiling rate PET FDY can be obtained by partial innovation of the machine and process adjustment.
实践表明：通过对设备的局部改造和适当的工艺调整，可生产中高沸水收缩率涤纶FDY。
The factors affecting full-package rate of direct-spun PET FDY were analyzed and discussed from the aspects of melt transfer and process conditions.
从熔体输送和纺丝工艺条件分析、探讨影响PET直纺FDY满卷率的因素。
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