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通过二步法聚苯硫醚长丝生产的原料选择,结晶干燥、纺丝温度、冷却成型、纺丝油剂,纺丝速度,拉伸定型工艺的调整和控制,结合生产实践中对纺丝设备的适当改进,解决聚苯硫醚长丝生产中诸多的难点问题,生产出相对强力,干热收缩率等指标符合要求的聚苯硫醚长丝产品。
Through the selection and selection of raw materials for the production of polyphenylene sulfide filament by two-step method, the adjustment and control of crystallization drying, spinning temperature, cooling and forming, spinning oil, spinning speed and drawing process, Appropriate improvement of equipment to solve many problems in the production of polyphenylene sulfide filament production problems, to produce relatively strong, dry heat shrinkage and other indicators meet the requirements of polyphenylene sulfide filament products.