开发“一头两尾”、“双多元醇循环”绿色催化等聚合工艺技术，长丝环吹、Wings等新模块在预牵伸丝（POY）、全牵伸丝（FDY）以及工业丝中的应用技术，乙二醇、乙醛回收再利用技术，以及差别化功能聚酯纤维柔性制备技术；开发阻燃、抗熔滴...
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本文从生产原理上介绍H4S工艺生产锦纶6全牵伸丝的生产过程。
This Paper introduced H4S process for producing PA6 full-drawn yarn based on the production principle.
熔纺时控制了挤出流量和牵伸速率的良好匹配，获得了丝径均匀的大直径中间相沥青炭单丝。
The large diameter mesophase pitch carbon monofiber in uniform size was obtained by controlling the matching of extrusion flow and drawing rate.
文中还导出氨纶丝含量与预牵伸倍数间的关系式。
In this paper, the relation of spandex content and pre drafting ratio is induced to.
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