CN104311962A - 一种高耐候聚乙烯电缆护套料及其制备方法 - Google Patents

一种高耐候聚乙烯电缆护套料及其制备方法 Download PDF

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CN104311962A
CN104311962A CN201410595555.5A CN201410595555A CN104311962A CN 104311962 A CN104311962 A CN 104311962A CN 201410595555 A CN201410595555 A CN 201410595555A CN 104311962 A CN104311962 A CN 104311962A
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陆勤琼
周清华
王芳
庞传云
孟亮
陆军
陈仕征
韩伟
余文辉
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Anhui Telecom Equipment Trading Industry Co Ltd
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Abstract

本发明公开了一种高耐候聚乙烯电缆护套料及其制备方法，其由以下重量份的原料制成：高密度聚乙烯34-46、聚α-甲基苯乙烯树脂20-30、二异丁烯5-10、海泡石粉10-15、丙烯腈-苯乙烯-丙烯酸酯三元共聚物16-24、酒石酸锑钾3-6、磷酸三叔丁基苯酯10-15、白垩粉15-20、锻白粉9-16、1，4-丁二醇双(β-氨基丁烯酸酯)2-4、水杨酸镧2-3、二聚磷酸二异辛酯硬脂酸镁4-5、微晶石蜡3-6、阻燃剂13-17、一缩丙二醇单水杨酸酯6-12、2-氨基-4-甲基吡啶2-3、对羟基苯甲酸乙酯2-3、双(2,2,6,6-四甲基-4-哌啶基)癸二酸酯1-2。本发明护套料耐候性优异，机械强度高，抗疲劳和抗环境开裂性能好，具有良好的耐温性、耐磨性、耐油性和耐腐蚀性，能够在各种恶劣环境中长期工作，使用寿命长。

Description

一种高耐候聚乙烯电缆护套料及其制备方法
技术领域
本发明涉及一种高耐候聚乙烯电缆护套料及其制备方法，属于电缆材料领域。
背景技术
   聚乙烯电缆料具有PVC电缆料无法比拟的优点，它的重量轻、耐热好、负载能力强、不熔化、耐化学腐蚀，机械强度高，广泛应用于配电网、工业装置或其他需要大容量用电领域。但是，随着电线电缆应用场合的扩展，对聚乙烯电缆护套料的性能要求不断提高，目前市场上的一般聚乙烯电缆护套料的耐候性已无法满足市场需求。
发明内容
本发明的目的在于针对现有技术的不足，提供一种高耐候聚乙烯电缆护套料及其制备方法。
    为实现上述目的，本发明采用的技术方案如下：     一种高耐候聚乙烯电缆护套料，由以下重量份的原料制成：高密度聚乙烯34-46、聚α-甲基苯乙烯树脂20-30、二异丁烯5-10、海泡石粉10-15、丙烯腈-苯乙烯-丙烯酸酯三元共聚物16-24、酒石酸锑钾3-6、磷酸三叔丁基苯酯10-15、白垩粉 15-20、锻白粉9-16、1，4-丁二醇双(β-氨基丁烯酸酯)2-4、水杨酸镧2-3、二聚磷酸二异辛酯硬脂酸镁4-5、微晶石蜡3-6、阻燃剂13-17、一缩丙二醇单水杨酸酯6-12、2-氨基-4-甲基吡啶2-3、对羟基苯甲酸乙酯2-3、双(2,2,6,6-四甲基-4-哌啶基)癸二酸酯1-2；
    所述阻燃剂的制备方法如下：a、按质量比4-8:3-6:2-3的比例称取勃姆石、水镁石、蒙脱土混合均匀，粉碎，过150-200目筛，然后加水打浆制成浓度为50-60%的浆液，再加入浆液重量4-6%的ZnO、20-30%的NaOH和15-25%的Na2Sn（OH)6,水浴加热至70-80℃，搅拌反应6-8h，冷却至室温，抽滤、洗涤、干燥后置于550-650℃温度下煅烧2-4h,冷却至室温，然后再加入物料重量3-6%的NaMoO4、3-6%的Ca(NO3)2和30-50%的LiNO3 ，并加入适量的无水乙醇研磨1-2h，使其充分混合，70-80℃干燥4-6h，再置于250-300℃下煅烧3-5h，冷却至室温，粉碎，过200-300目筛；b、步骤a得到的料中加入5-10%的磷酸三（丁氧基乙基）酯、5-10%甲基膦酸二甲酯、3-6%的二聚环戊二烯和2-4%的二甲基二苯基聚硅氧烷，500-1000rpm搅拌10-15min，干燥，粉碎，过200-300目筛即可。
    一种高耐候聚乙烯电缆护套料的制备方法，包括以下步骤：
    （1）将高密度聚乙烯、聚α-甲基苯乙烯树脂、丙烯腈-苯乙烯-丙烯酸酯三元共聚物和二聚磷酸二异辛酯硬脂酸镁加入捏合机中，搅拌使料温升至65-75℃时，加入微晶石蜡、水杨酸镧、磷酸三叔丁基苯酯、白垩粉、锻白粉，搅拌使料温升至80-90℃时，加入4-丁二醇双(β-氨基丁烯酸酯)、酒石酸锑钾、一缩丙二醇单水杨酸酯、二异丁烯、海泡石粉，搅拌使料温升至110-120℃，将物料转至冷混机中，加入余下原料，搅拌使料温降至50-55℃，出料；
    （2）将上述混炼好的物料投入双螺杆挤出机进行挤出造粒，双螺杆挤出机加工温度为155-175℃，转速为45-65r/min，粒料经干燥、筛选、包装后即得本发明护套料。
本发明的有益效果：
本发明护套料耐候性优异，机械强度高，抗疲劳和抗环境开裂性能好，具有良好的耐温性、耐磨性、耐油性和耐腐蚀性，能够在各种恶劣环境中长期工作，使用寿命长。
具体实施方式
实施例
    一种高耐候聚乙烯电缆护套料，由以下重量（kg）的原料制成：高密度聚乙烯40、聚α-甲基苯乙烯树脂25、二异丁烯7、海泡石粉12、丙烯腈-苯乙烯-丙烯酸酯三元共聚物22、酒石酸锑钾4.5、磷酸三叔丁基苯酯12、白垩粉 18、锻白粉12、1，4-丁二醇双(β-氨基丁烯酸酯)3、水杨酸镧2.5、二聚磷酸二异辛酯硬脂酸镁4.5、微晶石蜡4、阻燃剂15、一缩丙二醇单水杨酸酯8、2-氨基-4-甲基吡啶2.5、对羟基苯甲酸乙酯2.5、双(2,2,6,6-四甲基-4-哌啶基)癸二酸酯1.5；
    所述阻燃剂的制备方法如下：a、按质量比6:4:3的比例称取勃姆石、水镁石、蒙脱土混合均匀，粉碎，过200目筛，然后加水打浆制成浓度为50%的浆液，再加入浆液重量5%的ZnO、26%的NaOH和20%的Na2Sn（OH)6,水浴加热至70℃，搅拌反应7h，冷却至室温，抽滤、洗涤、干燥后置于620℃温度下煅烧3h,冷却至室温，然后再加入物料重量3%的NaMoO4、3%的Ca(NO3)2和35%的LiNO3 ，并加入适量的无水乙醇研磨1.5h，使其充分混合，75℃干燥5h，再置于280℃下煅烧4h，冷却至室温，粉碎，过250目筛；b、步骤a得到的料中加入8%的磷酸三（丁氧基乙基）酯、7%甲基膦酸二甲酯、4%的二聚环戊二烯和3%的二甲基二苯基聚硅氧烷，500rpm搅拌15min，干燥，粉碎，过300目筛即可。
    一种高耐候聚乙烯电缆护套料的制备方法，包括以下步骤：
    （1）将高密度聚乙烯、聚α-甲基苯乙烯树脂、丙烯腈-苯乙烯-丙烯酸酯三元共聚物和二聚磷酸二异辛酯硬脂酸镁加入捏合机中，搅拌使料温升至65-75℃时，加入微晶石蜡、水杨酸镧、磷酸三叔丁基苯酯、白垩粉、锻白粉，搅拌使料温升至80-90℃时，加入4-丁二醇双(β-氨基丁烯酸酯)、酒石酸锑钾、一缩丙二醇单水杨酸酯、二异丁烯、海泡石粉，搅拌使料温升至110-120℃，将物料转至冷混机中，加入余下原料，搅拌使料温降至50-55℃，出料；
    （2）将上述混炼好的物料投入双螺杆挤出机进行挤出造粒，双螺杆挤出机加工温度为155-175℃，转速为45-65r/min，粒料经干燥、筛选、包装后即得本发明护套料。
经检测，上述实施例制得的护套料的性能结果如下表：

Claims (2)

1.一种高耐候聚乙烯电缆护套料，其特征在于，由以下重量份的原料制成：高密度聚乙烯34-46、聚α-甲基苯乙烯树脂20-30、二异丁烯5-10、海泡石粉10-15、丙烯腈-苯乙烯-丙烯酸酯三元共聚物16-24、酒石酸锑钾3-6、磷酸三叔丁基苯酯10-15、白垩粉 15-20、锻白粉9-16、1，4-丁二醇双(β-氨基丁烯酸酯)2-4、水杨酸镧2-3、二聚磷酸二异辛酯硬脂酸镁4-5、微晶石蜡3-6、阻燃剂13-17、一缩丙二醇单水杨酸酯6-12、2-氨基-4-甲基吡啶2-3、对羟基苯甲酸乙酯2-3、双(2,2,6,6-四甲基-4-哌啶基)癸二酸酯1-2；
    所述阻燃剂的制备方法如下：a、按质量比4-8:3-6:2-3的比例称取勃姆石、水镁石、蒙脱土混合均匀，粉碎，过150-200目筛，然后加水打浆制成浓度为50-60%的浆液，再加入浆液重量4-6%的ZnO、20-30%的NaOH和15-25%的Na2Sn（OH)6,水浴加热至70-80℃，搅拌反应6-8h，冷却至室温，抽滤、洗涤、干燥后置于550-650℃温度下煅烧2-4h,冷却至室温，然后再加入物料重量3-6%的NaMoO4、3-6%的Ca(NO3)2和30-50%的LiNO3 ，并加入适量的无水乙醇研磨1-2h，使其充分混合，70-80℃干燥4-6h，再置于250-300℃下煅烧3-5h，冷却至室温，粉碎，过200-300目筛；b、步骤a得到的料中加入5-10%的磷酸三（丁氧基乙基）酯、5-10%甲基膦酸二甲酯、3-6%的二聚环戊二烯和2-4%的二甲基二苯基聚硅氧烷，500-1000rpm搅拌10-15min，干燥，粉碎，过200-300目筛即可。
2.  一种如权利要求1所述的高耐候聚乙烯电缆护套料的制备方法，其特征在于包括以下步骤：
(1)将高密度聚乙烯、聚α-甲基苯乙烯树脂、丙烯腈-苯乙烯-丙烯酸酯三元共聚物和二聚磷酸二异辛酯硬脂酸镁加入捏合机中，搅拌使料温升至65-75℃时，加入微晶石蜡、水杨酸镧、磷酸三叔丁基苯酯、白垩粉、锻白粉，搅拌使料温升至80-90℃时，加入4-丁二醇双(β-氨基丁烯酸酯)、酒石酸锑钾、一缩丙二醇单水杨酸酯、二异丁烯、海泡石粉，搅拌使料温升至110-120℃，将物料转至冷混机中，加入余下原料，搅拌使料温降至50-55℃，出料；
    （2）将上述混炼好的物料投入双螺杆挤出机进行挤出造粒，双螺杆挤出机加工温度为155-175℃，转速为45-65r/min，粒料经干燥、筛选、包装后即得本发明护套料。
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Cited By (3)

* Cited by examiner, † Cited by third party
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CN106117736A (zh) * 2016-07-06 2016-11-16 安徽省赛华电缆有限公司 一种户外用抗紫外线耐光老化聚乙烯电缆料及其制备方法
CN107828140A (zh) * 2017-11-01 2018-03-23 安徽省金正塑业有限公司 一种用于冰箱背板的阻燃增强剂
CN111100379A (zh) * 2019-11-26 2020-05-05 泗阳金拓驰环保科技有限公司 一种高耐候性聚丙烯塑料薄膜及其制备方法

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CN106117736A (zh) * 2016-07-06 2016-11-16 安徽省赛华电缆有限公司 一种户外用抗紫外线耐光老化聚乙烯电缆料及其制备方法
CN107828140A (zh) * 2017-11-01 2018-03-23 安徽省金正塑业有限公司 一种用于冰箱背板的阻燃增强剂
CN111100379A (zh) * 2019-11-26 2020-05-05 泗阳金拓驰环保科技有限公司 一种高耐候性聚丙烯塑料薄膜及其制备方法

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Application publication date: 20150128