CN103571030B - 一种低烟无卤硅烷自然交联聚烯烃电缆料及其制备方法 - Google Patents

一种低烟无卤硅烷自然交联聚烯烃电缆料及其制备方法 Download PDF

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CN103571030B
CN103571030B CN201310464587.7A CN201310464587A CN103571030B CN 103571030 B CN103571030 B CN 103571030B CN 201310464587 A CN201310464587 A CN 201310464587A CN 103571030 B CN103571030 B CN 103571030B
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何成龙
何源
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Abstract

本发明提供了一种低烟无卤硅烷自然交联聚烯烃电缆料，由下列重量份的组分原料制备而得：线性低密度聚乙烯？20-40、高密度聚乙烯？10-20、聚乙烯辛烯共弹性体？20-40、乙烯-醋酸乙烯共聚物？10-20、PVC糊树脂10-15、硫代二丙酸二月桂酯2-3、月桂酸马来酸二正丁基锡1-2、次磷酸铝20-25、三聚氰胺焦磷酸盐1-2、氢氧化镁10-15、硼酸锌5-10、双（3,5-三级丁基-4-羟基苯基）硫醚？1-3、聚乙烯蜡2-4、聚四氟乙烯1-2、改性填料5-10、乙烯基三(2-甲氧基乙氧基)硅烷3-5、N-水杨酰胺基邻苯二酰亚胺1-2、过氧化二苯甲酰1-3。本发明与普通的低烟无卤聚烯烃电缆料相比,提高了产品的耐温等级,提高了机械性能,消除了普通低烟无卤聚烯烃电缆料易开裂的问题。

Description

一种低烟无卤硅烷自然交联聚烯烃电缆料及其制备方法
技术领域
本发明涉及电缆料领域，具体涉及一种低烟无卤硅烷自然交联聚烯烃电缆料及其制备方法。
背景技术
电线电缆是工农业生产和现代生活中不可或缺的重要材料,我国是全世界最大的电线电缆生产国家,电线电缆行业在我国的国民经济中占有非常重要的地位,但是，目前，市场上的电缆料存在着不耐高温，不耐老化，老化试验后材料出现发黄变脆现象。电线老化而引发的火灾也越来越多，如何降低火灾的发生率及发生火灾的时的死亡率，低烟、无卤、阻燃、环保也成为电线电缆行业的发展方向。其中无卤低烟低烟无卤硅烷自然交联聚烯烃电缆料的需求量越来越大，目前无卤低烟低烟无卤硅烷自然交联聚烯烃电缆料的生产大多是在聚烯烃基材中加入大量的乙炔炭黑或乙炔炭黑来达到阻燃效果，然而，大量无机材料的加入，影响了电缆料的物理机械性能和加工。阻燃、低烟、环保、耐候性好、成本低的电缆料成为电缆料发展的方向。
发明内容
本发明提供了一种低烟无卤硅烷自然交联聚烯烃电缆料及其制备方法。由本发明的电缆料加工成的电缆线具有耐候性好、低烟、耐老化，阻燃性能好。
本发明采用的技术方案为：
一种低烟无卤硅烷自然交联聚烯烃电缆料,其特征在于,由下列重量份的组分原料制备而得：线性低密度聚乙烯20-40、高密度聚乙烯10-20、聚乙烯辛烯共弹性体20-40、乙烯-醋酸乙烯共聚物10-20、PVC糊树脂10-15、硫代二丙酸二月桂酯2-3、月桂酸马来酸二正丁基锡1-2、次磷酸铝20-25、三聚氰胺焦磷酸盐1-2、氢氧化镁10-15、硼酸锌5-10、双（3,5-三级丁基-4-羟基苯基）硫醚1-3、聚乙烯蜡2-4、聚四氟乙烯1-2、改性填料5-10、乙烯基三(2-甲氧基乙氧基)硅烷3-5、N-水杨酰胺基邻苯二酰亚胺1-2、过氧化二苯甲酰1-3。
所述的低烟无卤硅烷自然交联聚烯烃电缆料,其特征在于，由下列重量份的组分原料制备而得：线性低密度聚乙烯30、高密度聚乙烯18、聚乙烯辛烯共弹性体30、乙烯-醋酸乙烯共聚物18、PVC糊树脂13、硫代二丙酸二月桂酯3、月桂酸马来酸二正丁基锡1、次磷酸铝22、三聚氰胺焦磷酸盐1、氢氧化镁14、硼酸锌8、双（3,5-三级丁基-4-羟基苯基）硫醚2、聚乙烯蜡3、聚四氟乙烯1、改性填料8、乙烯基三(2-甲氧基乙氧基)硅烷4、N-水杨酰胺基邻苯二酰亚胺1、过氧化二苯甲酰2。
所述的低烟无卤硅烷自然交联聚烯烃电缆料,其特征在于，所述的改性填料是通过下列方法制备而得：
将玉石在500-550℃下煅烧3-4小时，取出后，加入3-4%的氢氧化钠溶液中研磨1-2小时，然后，加入12-15%的盐酸溶液，调节PH值为4-5，陈化10-15小时，再加氢氧化钠溶液调节研磨液pH为中性，过滤，烘干得到填料粉末，然后，向所得粉末中加入相当于粉末重量1-2%的樟脑精油、1-2%的纳米碳、2-3%次磷酸铝，共同研磨1-2小时后，再加入相当于粉末重量2-3%的3-氨丙基三甲氧基硅烷、4-5%聚乙二醇400、2-3%的吗啉，12000-15000转/分的高速分散均匀，即得。
本发明的电缆料的制备方法：
按配方比例称取各组分原料，将称取的组分原料，在高速混合机中搅拌均匀，再在150-200℃的温度区间下经密炼机密炼，双螺杆挤出，磨面热切造粒，旋风分离机送料，振动筛筛分然后包装，即成硅烷交联聚乙烯电缆料成品。
有益效果
本发明与普通的低烟无卤聚烯烃电缆料相比,提高了产品的耐温等级,提高了机械性能,消除了普通低烟无卤聚烯烃电缆料易开裂的问题。
具体实施方式
一种低烟无卤硅烷自然交联聚烯烃电缆料，由下列重量（kg）的组分原料制备而得：
线性低密度聚乙烯30、高密度聚乙烯18、聚乙烯辛烯共弹性体30、乙烯-醋酸乙烯共聚物18、PVC糊树脂13、硫代二丙酸二月桂酯3、月桂酸马来酸二正丁基锡1、次磷酸铝22、三聚氰胺焦磷酸盐1、氢氧化镁14、硼酸锌8、双（3,5-三级丁基-4-羟基苯基）硫醚2、聚乙烯蜡3、聚四氟乙烯1、改性填料8、乙烯基三(2-甲氧基乙氧基)硅烷4、N-水杨酰胺基邻苯二酰亚胺1、过氧化二苯甲酰2，
其中，改性填料是通过下列方法制备而得：
将玉石在540℃下煅烧3.5小时，取出后，加入3%的氢氧化钠溶液中研磨1.5小时，然后，加入13%的盐酸溶液，调节PH值为4-5，陈化12小时，再加氢氧化钠溶液调节研磨液pH为中性，过滤，烘干得到填料粉末，然后，向所得粉末中加入相当于粉末重量1%的樟脑精油、1%的纳米碳、2%次磷酸铝，共同研磨1.5小时后，再加入相当于粉末重量2%的3-氨丙基三甲氧基硅烷、4.5%聚乙二醇400、2%的吗啉，13000转/分的高速分散均匀，即得。
低烟无卤硅烷自然交联聚烯烃电缆料的制备方法：
按配方比例称取各组分原料，将称取的组分原料，在高速混合机中搅拌均匀，再在150-200℃的温度区间下经密炼机密炼，双螺杆挤出，磨面热切造粒，旋风分离机送料，振动筛筛分然后包装，即成硅烷交联聚乙烯电缆料成品。
本实施例制得的电缆料的性能测试结果如下表：

Claims (2)

1.一种低烟无卤硅烷自然交联聚烯烃电缆料,其特征在于,由下列重量份的组分原料制备而得：线性低密度聚乙烯20-40、高密度聚乙烯10-20、聚乙烯辛烯共弹性体20-40、乙烯-醋酸乙烯共聚物10-20、PVC糊树脂10-15、硫代二丙酸二月桂酯2-3、月桂酸马来酸二正丁基锡1-2、次磷酸铝20-25、三聚氰胺焦磷酸盐1-2、氢氧化镁10-15、硼酸锌5-10、双（3,5-三级丁基-4-羟基苯基）硫醚1-3、聚乙烯蜡2-4、聚四氟乙烯1-2、改性填料5-10、乙烯基三(2-甲氧基乙氧基)硅烷3-5、N-水杨酰胺基邻苯二酰亚胺1-2、过氧化二苯甲酰1-3；
所述的改性填料是通过下列方法制备而得：将玉石在500-550℃下煅烧3-4小时，取出后，加入3-4%的氢氧化钠溶液中研磨1-2小时，然后，加入12-15%的盐酸溶液，调节pH值为4-5，陈化10-15小时，再加氢氧化钠溶液调节研磨液pH为中性，过滤，烘干得到填料粉末，然后，向所得粉末中加入相当于粉末重量1-2%的樟脑精油、1-2%的纳米碳、2-3%次磷酸铝，共同研磨1-2小时后，再加入相当于粉末重量2-3%的3-氨丙基三甲氧基硅烷、4-5%聚乙二醇400、2-3%的吗啉，12000-15000转/分的高速分散均匀，即得。
2.根据权利要求1所述的低烟无卤硅烷自然交联聚烯烃电缆料,其特征在于，由下列重量份的组分原料制备而得：线性低密度聚乙烯30、高密度聚乙烯18、聚乙烯辛烯共弹性体30、乙烯-醋酸乙烯共聚物18、PVC糊树脂13、硫代二丙酸二月桂酯3、月桂酸马来酸二正丁基锡1、次磷酸铝22、三聚氰胺焦磷酸盐1、氢氧化镁14、硼酸锌8、双（3,5-三级丁基-4-羟基苯基）硫醚2、聚乙烯蜡3、聚四氟乙烯1、改性填料8、乙烯基三(2-甲氧基乙氧基)硅烷4、N-水杨酰胺基邻苯二酰亚胺1、过氧化二苯甲酰2。
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CN105566785A (zh) * 2016-02-02 2016-05-11 繁昌县菲德通讯材料设计有限公司 一种阻燃抗冲击改性线性低密度聚乙烯电缆护套料
CN105885202A (zh) * 2016-06-14 2016-08-24 安徽我要遛遛信息技术有限公司 抗紫外线数据传输线料及其制备方法
CN108912459A (zh) * 2018-07-20 2018-11-30 合肥安力电力工程有限公司 一种超耐寒的聚乙烯电缆料
CN112457552B (zh) * 2020-11-17 2023-05-12 苏州亨利通信材料有限公司 一种耐候型低密度聚乙烯绝缘料及其制备方法

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