CN106009483A - 一种信号线内部绝缘吸震用填充材料 - Google Patents

一种信号线内部绝缘吸震用填充材料 Download PDF

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CN106009483A
CN106009483A CN201610417644.XA CN201610417644A CN106009483A CN 106009483 A CN106009483 A CN 106009483A CN 201610417644 A CN201610417644 A CN 201610417644A CN 106009483 A CN106009483 A CN 106009483A
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Abstract

本发明公开了一种信号线内部绝缘吸震用填充材料,涉及信号线材料技术领域,由如下重量份数的原料制成:酚醛树脂25‑30份、石棉绒10‑15份、干秸秆粉10‑15份、甘蔗渣10‑15份、乙烯‑醋酸乙烯共聚物8‑12份、珍珠棉6‑10份、橡胶粉5‑8份、C5石油树脂5‑8份、火山灰4‑6份、棉籽壳4‑6份、增塑助剂3‑5份、米糠蜡3‑5份、黄原胶2‑3份、乳化硅油2‑3份、月桂二酸1‑2份、纳米胶粉1‑2份。本发明填充材料质轻且制备成本低,具有优异的绝缘性、吸震性和阻燃性,有效保护信号线内部的线芯,延长其使用寿命,并提高使用安全性和减轻火灾隐患。其中增塑助剂的添加不仅能增强填充材料的柔韧性和曲挠性,还能提高挤出成型性。

Description

一种信号线内部绝缘吸震用填充材料
技术领域:
本发明涉及信号线材料技术领域,具体涉及一种信号线内部绝缘吸震用填充材料。
背景技术:
信号线内部一般包含多股线芯,相邻线芯之间填充绝缘材料。由于部分信号线室外安装跨度大或工作在有震动的环境中,外部的晃动和震动会影响信号线内部线芯的使用寿命,因此为了解决这一问题,需要在线芯之间填充吸震材料,起到缓冲保护作用。
发明内容:
本发明所要解决的技术问题在于提供一种具有优异绝缘性、吸震性、阻燃性且制备成本低的信号线内部绝缘吸震用填充材料。
本发明所要解决的技术问题采用以下的技术方案来实现:
一种信号线内部绝缘吸震用填充材料,由如下重量份数的原料制成:
酚醛树脂25-30份、石棉绒10-15份、干秸秆粉10-15份、甘蔗渣10-15份、乙烯-醋酸乙烯共聚物8-12份、珍珠棉6-10份、橡胶粉5-8份、C5石油树脂5-8份、火山灰4-6份、棉籽壳4-6份、增塑助剂3-5份、米糠蜡3-5份、黄原胶2-3份、乳化硅油2-3份、月桂二酸1-2份、纳米胶粉1-2份;
其制备方法包括如下步骤:
(1)将酚醛树脂、乙烯-醋酸乙烯共聚物和米糠蜡先加热至110-115℃保温混合10min,再加入C5石油树脂、增塑助剂和黄原胶,继续加热至135-140℃保温混合10min,即得物料I;
(2)将甘蔗渣和棉籽壳充分脱水干燥,再经粉碎机制成粉末,然后加入干秸秆粉和火山灰,充分混合均匀后加热至100-105℃保温混合10min,即得物料II;
(3)向物料I中加入物料II、石棉绒、珍珠棉、橡胶粉、乳化硅油、月桂二酸和纳米胶粉,充分混合后静置30min,再加热至135-140℃保温混合5min,最后经挤出机挤出并包裹在信号线线芯上。
所述乙烯-醋酸乙烯共聚物中醋酸乙烯的含量为25-30%。
所述增塑助剂由如下重量份数的原料制成:双酚A环氧树脂10-15份、线性低密度聚乙烯10-15份、聚乙二醇4008-13份、烯丙基聚氧乙烯醚6-11份、氢化松香5-9份、卡波树脂5-9份、活性白土4-7份、微晶纤维素4-7份、预胶化淀粉3-5份、聚丙烯酸钠3-5份、凡士林2-3份、环氧煤沥青2-3份、硫酸化蓖麻油1-2份、酯基季铵盐1-2份,其制备方法为:向双酚A环氧树脂中加入线性低密度聚乙烯和聚乙二醇400,先加热至130-140℃保温混合10min,再加入烯丙基聚氧乙烯醚、氢化松香和凡士林,于微波频率2450MHz、功率700W下微波处理10min,然后加入卡波树脂、活性白土、环氧煤沥青和硫酸化蓖麻油,充分混合后继续微波处理10min,最后待温度降至70-80℃后加入微晶纤维素、预胶化淀粉、聚丙烯酸钠和酯基季铵盐,充分混合均匀。
本发明的有益效果是:本发明以酚醛树脂为主要原料,辅以石棉绒、干秸秆粉以及多种助剂制得信号线内部绝缘吸震用填充材料,该填充材料质轻且制备成本低,具有优异的绝缘性、吸震性和阻燃性,有效保护信号线内部的线芯,延长其使用寿命,并提高使用安全性和减轻火灾隐患。其中增塑助剂的添加不仅能增强填充材料的柔韧性和曲挠性,还能提高挤出成型性。
具体实施方式:
为了使本发明实现的技术手段、创作特征、达成目的与功效易于明白了解,下面结合具体实施例,进一步阐述本发明。
实施例1
(1)将25份酚醛树脂、10份乙烯-醋酸乙烯共聚物和3份米糠蜡先加热至110-115℃保温混合10min,再加入5份C5石油树脂、3份增塑助剂和2份黄原胶,继续加热至135-140℃保温混合10min,即得物料I;
(2)将10份甘蔗渣和6份棉籽壳充分脱水干燥,再经粉碎机制成粉末,然后加入10份干秸秆粉和4份火山灰,充分混合均匀后加热至100-105℃保温混合10min,即得物料II;
(3)向物料I中加入物料II、12份石棉绒、6份珍珠棉、6份橡胶粉、3份乳化硅油、1份月桂二酸和1份纳米胶粉,充分混合后静置30min,再加热至135-140℃保温混合5min,最后经挤出机挤出并包裹在信号线线芯上。
其中,乙烯-醋酸乙烯共聚物中醋酸乙烯的含量为25-30%。
增塑助剂的制备:向15份双酚A环氧树脂中加入10份线性低密度聚乙烯和8份聚乙二醇400,先加热至130-140℃保温混合10min,再加入8份烯丙基聚氧乙烯醚、5份氢化松香和2份凡士林,于微波频率2450MHz、功率700W下微波处理10min,然后加入8份卡波树脂、4份活性白土、2份环氧煤沥青和1份硫酸化蓖麻油,充分混合后继续微波处理10min,最后待温度降至70-80℃后加入4份微晶纤维素、3份预胶化淀粉、4份聚丙烯酸钠和1份酯基季铵盐,充分混合均匀。
实施例2
(1)将30份酚醛树脂、8份乙烯-醋酸乙烯共聚物和3份米糠蜡先加热至110-115℃保温混合10min,再加入7份C5石油树脂、4份增塑助剂和2份黄原胶,继续加热至135-140℃保温混合10min,即得物料I;
(2)将15份甘蔗渣和4份棉籽壳充分脱水干燥,再经粉碎机制成粉末,然后加入10份干秸秆粉和4份火山灰,充分混合均匀后加热至100-105℃保温混合10min,即得物料II;
(3)向物料I中加入物料II、10份石棉绒、8份珍珠棉、6份橡胶粉、2份乳化硅油、2份月桂二酸和1份纳米胶粉,充分混合后静置30min,再加热至135-140℃保温混合5min,最后经挤出机挤出并包裹在信号线线芯上。
其中,乙烯-醋酸乙烯共聚物中醋酸乙烯的含量为25-30%。
增塑助剂的制备:向10份双酚A环氧树脂中加入10份线性低密度聚乙烯和10份聚乙二醇400,先加热至130-140℃保温混合10min,再加入6份烯丙基聚氧乙烯醚、5份氢化松香和2份凡士林,于微波频率2450MHz、功率700W下微波处理10min,然后加入5份卡波树脂、4份活性白土、2份环氧煤沥青和2份硫酸化蓖麻油,充分混合后继续微波处理10min,最后待温度降至70-80℃后加入4份微晶纤维素、4份预胶化淀粉、3份聚丙烯酸钠和1份酯基季铵盐,充分混合均匀。
以上显示和描述了本发明的基本原理和主要特征和本发明的优点。本行业的技术人员应该了解,本发明不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明的原理,在不脱离本发明精神和范围的前提下,本发明还会有各种变化和改进,这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。

Claims (3)

1.一种信号线内部绝缘吸震用填充材料,其特征在于,由如下重量份数的原料制成:
酚醛树脂25-30份、石棉绒10-15份、干秸秆粉10-15份、甘蔗渣10-15份、乙烯-醋酸乙烯共聚物8-12份、珍珠棉6-10份、橡胶粉5-8份、C5石油树脂5-8份、火山灰4-6份、棉籽壳4-6份、增塑助剂3-5份、米糠蜡3-5份、黄原胶2-3份、乳化硅油2-3份、月桂二酸1-2份、纳米胶粉1-2份;
其制备方法包括如下步骤:
(1)将酚醛树脂、乙烯-醋酸乙烯共聚物和米糠蜡先加热至110-115℃保温混合10min,再加入C5石油树脂、增塑助剂和黄原胶,继续加热至135-140℃保温混合10min,即得物料I;
(2)将甘蔗渣和棉籽壳充分脱水干燥,再经粉碎机制成粉末,然后加入干秸秆粉和火山灰,充分混合均匀后加热至100-105℃保温混合10min,即得物料II;
(3)向物料I中加入物料II、石棉绒、珍珠棉、橡胶粉、乳化硅油、月桂二酸和纳米胶粉,充分混合后静置30min,再加热至135-140℃保温混合5min,最后经挤出机挤出并包裹在信号线线芯上。
2.根据权利要求1所述的信号线内部绝缘吸震用填充材料,其特征在于:所述乙烯-醋酸乙烯共聚物中醋酸乙烯的含量为25-30%。
3.根据权利要求1所述的信号线内部绝缘吸震用填充材料,其特征在于,所述增塑助剂由如下重量份数的原料制成:双酚A环氧树脂10-15份、线性低密度聚乙烯10-15份、聚乙二醇400 8-13份、烯丙基聚氧乙烯醚6-11份、氢化松香5-9份、卡波树脂5-9份、活性白土4-7份、微晶纤维素4-7份、预胶化淀粉3-5份、聚丙烯酸钠3-5份、凡士林2-3份、环氧煤沥青2-3份、硫酸化蓖麻油1-2份、酯基季铵盐1-2份,其制备方法为:向双酚A环氧树脂中加入线性低密度聚乙烯和聚乙二醇400,先加热至130-140℃保温混合10min,再加入烯丙基聚氧乙烯醚、氢化松香和凡士林,于微波频率2450MHz、功率700W下微波处理10min,然后加入卡波树脂、活性白土、环氧煤沥青和硫酸化蓖麻油,充分混合后继续微波处理10min,最后待温度降至70-80℃后加入微晶纤维素、预胶化淀粉、聚丙烯酸钠和酯基季铵盐,充分混合均匀。
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CN106751513A (zh) * 2016-12-16 2017-05-31 安徽苏启化工有限公司 一种化工冷却塔高效换热用填料

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