CN109485961A - 一种紫外光辐照交联电缆材料 - Google Patents

一种紫外光辐照交联电缆材料 Download PDF

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CN109485961A
CN109485961A CN201710820731.4A CN201710820731A CN109485961A CN 109485961 A CN109485961 A CN 109485961A CN 201710820731 A CN201710820731 A CN 201710820731A CN 109485961 A CN109485961 A CN 109485961A
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程江
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Shanghai Cable Works (nanjing) Co Ltd
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Abstract

本发明公开了一种紫外光辐照交联电缆材料,按照质量份数包括以下组份:高密度聚乙烯20‑50份、低密度聚乙烯80‑100份、阻燃剂30‑50份、三聚氰胺氰尿酸盐6‑8份、环氧大豆油2‑4份、紫外光吸收剂0.5‑5份、偶联剂 0.2‑0.5 份、抗氧剂1‑5份、硬脂酸0.2‑0.4份,本发明提高了电缆材料的热性能和耐温性,较好的解决了现有紫外光辐照交联聚乙烯绝缘材料工作环境温度低、不耐热的问题。

Description

一种紫外光辐照交联电缆材料
技术领域
本发明属于电缆材料技术领域,特别涉及一种紫外光辐照交联电缆材料。
背景技术
以聚烯烃为主要原料掺入适量的强化交联光引发体系,在一定条件下用紫外光照射,通过光引发剂吸收特定波长的紫外光引发产生活泼的大分子自由基,经过大分子自由基和其他添加剂的系列快速交联反应,将单独的聚乙烯长链大分子,用化学键联接成三维网状的交联聚乙烯超分子结构。经过交联的聚烯烃材料具有优良耐高温性、抗溶剂性,优异的电气性能和明显增强的力学性能等。紫外光辐照交联电线电缆是将“紫外光辐照加工”这一技术应用于高分子材料改性的最新的技术领域,紫外光辐照加工技术是在高分子材料挤出熔融状态下,在常压下对高分子材料进行照射、对材料无损伤,高效节能,光线可深入到聚合物内部作用,而且不带来任何残毒和废物,控制方法简便,适合于产业化和规模化生产。
目前,国内紫外光辐照交联聚乙烯绝缘材料一般采用低密度聚乙烯或线性低密度聚乙烯基础树脂,经交联后耐热温度为90℃-105℃,如果要求电缆有更高的工作环境温度,则不适用。
发明内容
本发明提供了一种紫外光辐照交联电缆材料,以解决现有技术中紫外光辐照交联聚乙烯绝缘材料工作环境温度低、不耐热的问题。
为了实现上述目的,本发明采用以下技术方案:
一种紫外光辐照交联电缆材料,按照质量份数包括以下组份:高密度聚乙烯20-50份、低密度聚乙烯80-100份、阻燃剂30-50份、三聚氰胺氰尿酸盐6-8份、环氧大豆油2-4份、紫外光吸收剂0.5-5份、偶联剂 0.2-0.5 份、抗氧剂1-5份、硬脂酸0.2-0.4份。
一种紫外光辐照交联电缆材料,按照质量份数包括以下组份:高密度聚乙烯30份、低密度聚乙烯90份、阻燃剂40份、三聚氰胺氰尿酸盐7份、环氧大豆油3份、紫外光吸收剂3份、偶联剂 0.3 份、抗氧剂3份、硬脂酸0.3份。
进一步的,所述高密度聚乙烯的聚合度为1200-1300。
进一步的,所述低密度聚乙烯的聚合度为1000-1100。
进一步的,所述环氧大豆油的环氧值大于 6.6%。
进一步的,所述紫外线吸收剂为双水杨酸双酚A酯。
进一步的,所述阻燃剂为聚磷酸铵。
进一步的,所述偶联剂为乙烯基三甲氧基硅烷。
进一步的,所述三聚氰胺氰尿酸盐的纯度大于99.9%。
进一步的,所述硬脂酸为熔点为60-68℃。
与现有技术相比,本发明具有以下有益效果:
本发明采用介电强度结晶度更高、耐热耐寒性更好且具有良好的耐环境应力开裂的的基础树脂混配,提高了混合材料的热性能,达到了耐温125℃的要求。本发明方法简单,操作方便,提高了电缆料的性能,较好的解决了现有紫外光辐照交联聚乙烯绝缘材料工作环境温度低、不耐热的问题。
具体实施方式
下面结合实施例对本发明作更进一步的说明。
实施例1
一种紫外光辐照交联电缆材料,按照质量份数包括以下组份:高密度聚乙烯20份、低密度聚乙烯80份、阻燃剂30份、三聚氰胺氰尿酸盐6份、环氧大豆油2份、紫外光吸收剂0.5份、偶联剂 0.2份、抗氧剂1份、硬脂酸0.2份。
所述高密度聚乙烯的聚合度为1200。
所述低密度聚乙烯的聚合度为1000。
所述环氧大豆油的环氧值大于 6.6%。
所述紫外线吸收剂为双水杨酸双酚A酯。
所述阻燃剂为聚磷酸铵。
所述偶联剂为乙烯基三甲氧基硅烷。
所述三聚氰胺氰尿酸盐的纯度大于99.9%。
所述硬脂酸为熔点为60℃。
实施例2
一种紫外光辐照交联电缆材料,按照质量份数包括以下组份:高密度聚乙烯30份、低密度聚乙烯90份、阻燃剂40份、三聚氰胺氰尿酸盐7份、环氧大豆油3份、紫外光吸收剂3份、偶联剂 0.3 份、抗氧剂3份、硬脂酸0.3份。
所述高密度聚乙烯的聚合度为1250。
所述低密度聚乙烯的聚合度为1050。
所述环氧大豆油的环氧值大于 6.6%。
所述紫外线吸收剂为双水杨酸双酚A酯。
所述阻燃剂为聚磷酸铵。
所述偶联剂为乙烯基三甲氧基硅烷。
所述三聚氰胺氰尿酸盐的纯度大于99.9%。
所述硬脂酸为熔点为65℃。
实施例3
一种紫外光辐照交联电缆材料,按照质量份数包括以下组份:高密度聚乙烯50份、低密度聚乙烯100份、阻燃剂50份、三聚氰胺氰尿酸盐8份、环氧大豆油4份、紫外光吸收剂5份、偶联剂0.5 份、抗氧剂5份、硬脂酸0.4份。
所述高密度聚乙烯的聚合度为1300。
所述低密度聚乙烯的聚合度为1100。
所述环氧大豆油的环氧值大于 6.6%。
所述紫外线吸收剂为双水杨酸双酚A酯。
所述阻燃剂为聚磷酸铵。
所述偶联剂为乙烯基三甲氧基硅烷。
所述三聚氰胺氰尿酸盐的纯度大于99.9%。
所述硬脂酸为熔点为68℃。
以上所述仅是本发明的优选实施方式,应当指出:对于本技术领域的普通技术人员来说,在不脱离本发明原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也应视为本发明的保护范围。

Claims (10)

1.一种紫外光辐照交联电缆材料,其特征在于,按照质量份数包括以下组份:高密度聚乙烯20-50份、低密度聚乙烯80-100份、阻燃剂30-50份、三聚氰胺氰尿酸盐6-8份、环氧大豆油2-4份、紫外光吸收剂0.5-5份、偶联剂 0.2-0.5 份、抗氧剂1-5份、硬脂酸0.2-0.4份。
2.根据权利要求1所述的紫外光辐照交联电缆材料,其特征在于,按照质量份数包括以下组份:高密度聚乙烯30份、低密度聚乙烯90份、阻燃剂40份、三聚氰胺氰尿酸盐7份、环氧大豆油3份、紫外光吸收剂3份、偶联剂 0.3 份、抗氧剂3份、硬脂酸0.3份。
3.根据权利要求1所述的紫外光辐照交联电缆材料,其特征在于:所述高密度聚乙烯的聚合度为1200-1300。
4.根据权利要求1所述的紫外光辐照交联电缆材料,其特征在于:所述低密度聚乙烯的聚合度为1000-1100。
5.根据权利要求1所述的紫外光辐照交联电缆材料,其特征在于:所述环氧大豆油的环氧值大于 6.6%。
6.根据权利要求1所述的紫外光辐照交联电缆材料,其特征在于:所述紫外线吸收剂为双水杨酸双酚A酯。
7.根据权利要求1所述的紫外光辐照交联电缆材料,其特征在于:所述阻燃剂为聚磷酸铵。
8.根据权利要求1所述的紫外光辐照交联电缆材料,其特征在于:所述偶联剂为乙烯基三甲氧基硅烷。
9.根据权利要求1所述的紫外光辐照交联电缆材料,其特征在于:所述三聚氰胺氰尿酸盐的纯度大于99.9%。
10.根据权利要求1所述的紫外光辐照交联电缆材料,其特征在于:所述硬脂酸为熔点为60-68℃。
CN201710820731.4A 2017-09-13 2017-09-13 一种紫外光辐照交联电缆材料 Pending CN109485961A (zh)

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CN111793264A (zh) * 2020-07-30 2020-10-20 方伟 一种辐照交联无卤低烟阻燃电力电缆
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CN111793264A (zh) * 2020-07-30 2020-10-20 方伟 一种辐照交联无卤低烟阻燃电力电缆
CN111978617A (zh) * 2020-08-31 2020-11-24 方伟 一种交联聚乙烯绝缘耐寒电力电缆

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Application publication date: 20190319