| 83dtex/144f涤纶POY熔体直纺生产工艺探讨 |
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| 引用本文： | 沈惠宾,曾晓玲,阚新征. 83dtex/144f涤纶POY熔体直纺生产工艺探讨[J]. 合成纤维工业, 2013, 36(2): 64-66 |
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| 作者姓名： | 沈惠宾 曾晓玲 阚新征 |
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| 作者单位： | 中国石化仪征化纤股份有限公司长丝生产中心,江苏仪征,211900 |
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| 摘 要： | 采用熔体直纺生产83 dtex/144 f超细旦涤纶POY,探讨了纺丝组件、冷却方式、集束上油高度、卷绕速度等对产品质量的影响。结果表明:在纺丝温度289～291℃,喷丝板孔径0.17 mm,长度0.54 mm,组件装砂量为60～80目/150 g、40～60目/120 g,采用外环吹风冷却,风压为25～28 Pa,油嘴高度700 mm,上油率0.45%的条件下,纺制的涤纶POY断裂强度为2.55～2.65 cN/dtex,断裂伸长率为115.9%～120.0%,条干不匀率为1.40%～1.60%。
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| 关 键 词： | 聚对苯二甲酸乙二酯纤维 直纺 超细旦 预取向丝 生产工艺 |
Melt direct spinning process of 83dtex/144f polyester POY |
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| Shen Huibin , Zeng Xiaoling , Kan Xinzheng. Melt direct spinning process of 83dtex/144f polyester POY[J]. China Synthetic Fiber Industry, 2013, 36(2): 64-66 |
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| Authors: | Shen Huibin Zeng Xiaoling Kan Xinzheng |
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| Affiliation: | (Filament Production Center,SINOPEC Yizheng Chemical Fiber Co.,Ltd,Yizheng 211900) |
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| Abstract: | The melt direct spinning process of 83 dtex/144 f ultrafine polyester POY was studied.The effects of spinpack,quenching method,collection finishing height and winding speed on the product quality were discussed.The results showed that the polyester POY of 83 dtex/144 f can be obtained with the breaking strength of 2.55-2.65 cN/dtex,breaking elongation 115.9%-120.0%,yarn irregularity 1.40%-1.60% under the conditions as followed: spinning temperature 289-291 ℃,spinneret hole diameter 0.17 mm and length 0.54 mm,spinpack sea sand quantity 60-80 mesh/150 g and 40-60 mesh/120 g,external circular quenching air pressure 25-28 Pa,oil nipple height 700 mm,oil pick-up 0.45%. |
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| Keywords: | polyethylene terephthalate fiber direct spinning ultrafine pre-oriented yarn production process |
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