Using NaSCN as solvent, acrylic fiber was produced by one-step wet spinning process. The effect of spinneret negative draw ratio on fiber formation was discussed.
采用硫氰酸钠为溶剂，湿纺一步法工艺生产腈纶，探讨了喷丝头负拉伸率对纤维成形的影响。
With the chip-drying process, spinning process and draw-texturing process adjusted, the flame-retardant polyester DTY is produced.
通过对阻燃聚酯切片干燥、纺丝和拉伸变形等工艺的调整，生产了阻燃聚酯低弹丝，探讨了影响阻燃聚酯低弹丝生产的主要因素。
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