CN105713290A - 一种高弹型低烟无卤阻燃聚烯烃电缆料及其制备方法 - Google Patents

一种高弹型低烟无卤阻燃聚烯烃电缆料及其制备方法 Download PDF

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CN105713290A
CN105713290A CN201610237171.5A CN201610237171A CN105713290A CN 105713290 A CN105713290 A CN 105713290A CN 201610237171 A CN201610237171 A CN 201610237171A CN 105713290 A CN105713290 A CN 105713290A
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余鸣
胡顺
朱升华
董浩
潘礼敬
盛大庆
马义生
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Yangzhou Haonianhua Polymer Material Co Ltd
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Abstract

本发明公开了一种高弹型低烟无卤阻燃聚烯烃电缆料及其制备方法，该电缆料由以下重量份数组分组成：80～100份再生低烟无卤电缆料粒子，10～20份POE，3～8份EVA，10～15份纳米硅酸盐，3～5份改性剂，3～5份相容剂，0.3～0.5份抗氧剂，1.5～2份润滑剂，2～3份黑色母。本发明的高弹型低烟无卤阻燃聚烯烃电缆料，产品的基本性能均能达到国家标准，产品的断裂伸长率及邵氏硬度达到阻燃型热塑性弹性体的标准，具有很强的实用价值；不仅可以满足目前高弹性电线电缆的性能要求，而且可以使废旧电缆皮回收再利用，减少废旧电缆皮对环境的污染，节约了资源。

Description

一种高弹型低烟无卤阻燃聚烯烃电缆料及其制备方法
技术领域
本发明属于电缆料技术领域，具体涉及一种高弹型低烟无卤阻燃聚烯烃电缆料及其制备方法。
背景技术
现有的高弹型电缆料，一般使用苯乙烯类弹性体、聚苯醚树脂(PPO)、聚烯烃弹性体和有机磷氮系阻燃剂为主要原料，优点是其断裂伸长率及邵氏硬度均能满足基本使用要求，但是其拉伸强度以及阻燃上性能较差，仅仅只能勉强满足现有技术要求，而且产品的成本极为高昂。
发明内容
发明目的：针对现有技术中存在的不足，本发明的目的在于提供一种高弹型低烟无卤阻燃聚烯烃电缆料，产品的断裂伸长率及邵氏硬度达到阻燃型热塑性弹性体的标准。本发明的另一目的是提供一种上述高弹型低烟无卤阻燃聚烯烃电缆料的制备方法。
技术方案：为了实现上述发明目的，本发明采用的技术方案为：
一种高弹型低烟无卤阻燃聚烯烃电缆料，由以下重量份数组分组成：80～100份再生低烟无卤电缆料粒子，10～20份POE，3～8份EVA(乙烯-醋酸乙烯共聚物，VA含量大于或等于28％)，10～15份纳米硅酸盐，3～5份改性剂，3～5份相容剂，0.3～0.5份抗氧剂，1.5～2份润滑剂，2～3份黑色母。
所述的高弹型低烟无卤阻燃聚烯烃电缆料，优选由以下重量份数组分组成：85～90份再生低烟无卤电缆料粒子，18～20份POE，6～8份EVA，12～14份纳米硅酸盐，4份改性剂，4份相容剂，0.4份抗氧剂，1.5份润滑剂，2.5份黑色母。
所述的再生低烟无卤电缆料粒子为回收的废旧低烟无卤塑料颗粒，成分中含不低于25％质量含量的EVA，含不低于50％质量含量的氢氧化铝或氢氧化镁。
所述的纳米硅酸盐为纳米蒙脱土(OMMT)。
所述的相容剂为马来酸酐接枝乙烯醋酸乙烯酯、马来酸酐接枝乙烯-辛烯共聚物中的一种或两种，硬度≤85邵氏A。
所述的抗氧剂为主抗氧剂2,6-二叔丁基-4-甲基苯酚和辅助抗氧剂硫代二丙酸二月桂酯。
所述的润滑剂为0.3～0.5份EVA蜡和0.8～1.5份硅酮母粒组成。
所述的改性剂为多聚硅氧烷。
所述的高弹型低烟无卤阻燃聚烯烃电缆料的制备方法，包括分拣去杂、破碎、清洗、干燥、密炼、挤出、造粒及包装工序；在密炼工序中：将物料投入密炼机搅拌3分钟混合均匀，开始加压密炼，在120℃、130℃、140℃各翻一次、145℃放料，进入挤塑阶段；挤塑工序的参数为：主机转速220～230r/min，喂料频率45～48Hz，单螺杆频率27±5Hz，切粒速度30～35r/min；挤塑工序的温度为：一区95℃，二区100℃，三区105℃，四区115℃，五区120℃，六区125℃，七区130℃，八区135℃，九区140℃，十区145℃，十一区145℃，机头145℃。
有益效果：与现有技术相比，本发明的高弹型低烟无卤阻燃聚烯烃电缆料及其制备方法，产品的基本性能均能达到国家标准，产品的断裂伸长率及邵氏硬度达到阻燃型热塑性弹性体的标准，具有很强的实用价值；不仅可以满足目前高弹性电线电缆的性能要求，而且可以使废旧电缆皮回收再利用，减少废旧电缆皮对环境的污染，节约了资源。
具体实施方式
下面结合具体实施例对本发明作进一步的说明。
实施例1
一种高弹型低烟无卤阻燃聚烯烃电缆料，各成分的重量份数组成如表1所示。
表1高弹型低烟无卤阻燃聚烯烃电缆料的成分
在对比1产品中，加入90份新的聚烯烃原料。其中，纳米硅酸盐为纳米蒙脱土(OMMT)，相容剂为马来酸酐接枝乙烯醋酸乙烯酯、马来酸酐接枝乙烯-辛烯共聚物中的一种或两种，硬度≤85邵氏A，抗氧剂为主抗氧剂2,6-二叔丁基-4-甲基苯酚和辅助抗氧剂硫代二丙酸二月桂酯，润滑剂为0.3～0.5份EVA蜡和0.8～1.5份硅酮母粒组成，改性剂为多聚硅氧烷。
该高弹型低烟无卤阻燃聚烯烃电缆料的制备方法，具体过程包括分拣去杂、破碎、清洗、干燥、密炼、挤出、造粒及包装工序。其中，密炼工艺：将物料投入密炼机搅拌3分钟混合均匀，开始加压密炼，在120℃、130℃、140℃各翻一次、145℃放料，进入挤塑阶段。挤塑工艺参数：主机转速220～230r/min，喂料频率45～48Hz，单螺杆频率27±5Hz，切粒速度30～35r/min。挤塑工艺温度：一区95℃，二区100℃，三区105℃，四区115℃，五区120℃，六区125℃，七区130℃，八区135℃，九区140℃，十区145℃，十一区145℃，机头145℃。(注：各区温度允许±5℃波动)。
采用常规测试方法，任选产品1-4中的一个以及两个对比产品进行性能测试，所获得的具体数据如表2所示。
表2测试结果
其中，拉伸强度变化率、断裂伸长率变化率均在空气热老化100℃×168h条件下测定。
由表2的数据可知，该产品的基本性能均能达到国家标准，产品的断裂伸长率及邵氏硬度达到阻燃型热塑性弹性体的标准，具有很强的实用价值；不仅可以满足目前高弹性电线电缆的性能要求，而且可以使废旧电缆皮回收再利用，减少废旧电缆皮对环境的污染，节约了资源。

Claims (9)

1.一种高弹型低烟无卤阻燃聚烯烃电缆料，其特征在于，由以下重量份数组分组成：80～100份再生低烟无卤电缆料粒子，10～20份POE，3～8份EVA，10～15份纳米硅酸盐，3～5份改性剂，3～5份相容剂，0.3～0.5份抗氧剂，1.5～2份润滑剂，2～3份黑色母。
2.根据权利要求1所述的高弹型低烟无卤阻燃聚烯烃电缆料，其特征在于，由以下重量份数组分组成：85～90份再生低烟无卤电缆料粒子，18～20份POE，6～8份EVA，12～14份纳米硅酸盐，4份改性剂，4份相容剂，0.4份抗氧剂，1.5份润滑剂，2.5份黑色母。
3.根据权利要求1或2所述的高弹型低烟无卤阻燃聚烯烃电缆料，其特征在于，所述的再生低烟无卤电缆料粒子为回收的废旧低烟无卤塑料颗粒，成分中含不低于25%质量含量的EVA，含不低于50%质量含量的氢氧化铝或氢氧化镁。
4.根据权利要求1或2所述的高弹型低烟无卤阻燃聚烯烃电缆料，其特征在于，所述的纳米硅酸盐为纳米蒙脱土。
5.根据权利要求1或2所述的高弹型低烟无卤阻燃聚烯烃电缆料，其特征在于，所述的相容剂为马来酸酐接枝乙烯醋酸乙烯酯、马来酸酐接枝乙烯-辛烯共聚物中的一种或两种，硬度≤85邵氏A。
6.根据权利要求1或2所述的高弹型低烟无卤阻燃聚烯烃电缆料，其特征在于，所述的抗氧剂为主抗氧剂2,6-二叔丁基-4-甲基苯酚和辅助抗氧剂硫代二丙酸二月桂酯。
7.根据权利要求1或2所述的高弹型低烟无卤阻燃聚烯烃电缆料，其特征在于，所述的润滑剂为0.3～0.5份EVA蜡和0.8～1.5份硅酮母粒组成。
8.根据权利要求1或2所述的高弹型低烟无卤阻燃聚烯烃电缆料，其特征在于，所述的改性剂为多聚硅氧烷。
9.权利要求1或2所述的高弹型低烟无卤阻燃聚烯烃电缆料的制备方法，包括分拣去杂、破碎、清洗、干燥、密炼、挤出、造粒及包装工序；其特征在于，在密炼工序中：将物料投入密炼机搅拌3分钟混合均匀，开始加压密炼，在120℃、130℃、140℃各翻一次、145℃放料，进入挤塑阶段；挤塑工序的参数为：主机转速220～230r/min，喂料频率45～48Hz，单螺杆频率27±5Hz，切粒速度30～35r/min；挤塑工序的温度为：一区95℃，二区100℃，三区105℃，四区115℃，五区120℃，六区125℃，七区130℃，八区135℃，九区140℃，十区145℃，十一区145℃，机头145℃。
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Publication number Priority date Publication date Assignee Title
CN107603265A (zh) * 2017-10-18 2018-01-19 廊坊崔氏电缆材料有限公司 一种90℃高阻燃再生低烟无卤阻燃聚烯烃电缆料及其制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102942734A (zh) * 2012-11-07 2013-02-27 扬州市好年华橡塑有限公司 一种柔软环保聚烯烃电缆料及其制备方法
CN104356499A (zh) * 2014-11-17 2015-02-18 扬州市好年华橡塑有限公司 一种高阻燃再生低烟无卤聚烯烃隔氧层填充料及其制备方法
CN104610646A (zh) * 2015-01-29 2015-05-13 扬州市好年华橡塑有限公司 一种耐高温抗开裂的阻燃聚烯烃电缆料及其制备方法
CN105086107A (zh) * 2014-05-23 2015-11-25 刘静兵 一种含回收料的防鼠低烟无卤聚烯烃电缆料

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102942734A (zh) * 2012-11-07 2013-02-27 扬州市好年华橡塑有限公司 一种柔软环保聚烯烃电缆料及其制备方法
CN105086107A (zh) * 2014-05-23 2015-11-25 刘静兵 一种含回收料的防鼠低烟无卤聚烯烃电缆料
CN104356499A (zh) * 2014-11-17 2015-02-18 扬州市好年华橡塑有限公司 一种高阻燃再生低烟无卤聚烯烃隔氧层填充料及其制备方法
CN104610646A (zh) * 2015-01-29 2015-05-13 扬州市好年华橡塑有限公司 一种耐高温抗开裂的阻燃聚烯烃电缆料及其制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107603265A (zh) * 2017-10-18 2018-01-19 廊坊崔氏电缆材料有限公司 一种90℃高阻燃再生低烟无卤阻燃聚烯烃电缆料及其制备方法

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