| 83.3 dtex/48 f十字形PTT DTY的研制 |
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| 引用本文： | 朱小卫,徐新荣,边树昌.83.3 dtex/48 f十字形PTT DTY的研制[J].合成纤维工业,2010,33(1). |
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| 作者姓名： | 朱小卫 徐新荣 边树昌 |
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| 作者单位： | 江苏中鲈科技发展股份有限公司,江苏,吴江,215225 |
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| 摘 要： | 探讨了83.3 dtex/48 f十字形聚对苯二甲酸丙二醇酯(PTT)DTY纤维的纺丝及拉伸工艺。结果表明:采用十字形喷丝板,其长径比为25,异形度为3.67,纺丝温度258～260℃,侧吹风温度21.0℃,侧吹风速度0.65 m/s,拉伸速度450～600 m/min,拉伸倍数1.30～1.45,生产的十字形PTT DTY质量优良,优等品率达到92.1%以上。
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| 关 键 词： | 聚对苯二甲酸丙二醇酯纤维 低弹丝 预取向丝 异形纤维 十字形 |
Development of 83.3 dtex/48 f cross-shaped PTT DTY |
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| Zhu Xiaowei,Xu Xinrong,Bian Shuchang.Development of 83.3 dtex/48 f cross-shaped PTT DTY[J].China Synthetic Fiber Industry,2010,33(1). |
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| Authors: | Zhu Xiaowei Xu Xinrong Bian Shuchang |
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| Abstract: | The spinning and drawing processes of 83.3 dtex/48 f cross-shaped polytrimethylene terephthalate(PTT) DTY were discussed.The results showed that the cross-shaped PTT DTY with the top-quality rate above 92.1%can be prepared using the cross-shaped spinneret with the length-diameter ratio of 25 and profile degree 3.67 under the conditions of spinning temperature 258-260℃,cross air temperature 21.0℃and speed 0.65 m/s,drawing speed 450-600 m/min and draw ratio 1.30-1.45. |
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| Keywords: | polytrimethylene terephthalate fiber low-elastic yarn pre-oriented yarn profiled fiber cross-shaped |
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