CN105348654A - 一种耐热老化性电缆绝缘料 - Google Patents

一种耐热老化性电缆绝缘料 Download PDF

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CN105348654A
CN105348654A CN201510837527.4A CN201510837527A CN105348654A CN 105348654 A CN105348654 A CN 105348654A CN 201510837527 A CN201510837527 A CN 201510837527A CN 105348654 A CN105348654 A CN 105348654A
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王威淞
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/16Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
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    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/28Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
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Abstract

本发明公开了一种耐热老化性电缆绝缘料,原料各组分按照重量份组成如下:三元乙丙橡胶100份、pvc树脂40-50份、聚四氟乙烯8-12份、过氧化二异丙苯6-8份、粉末丁腈10-15份、柠檬酸三乙酯6-8份、高胶粉4-5份、季戊四醇1-2份、阻燃抑烟剂2-4份、改性填料18-22份、热稳定剂3-5份、氧化镝0.6-0.8份、分散剂2-3份。本发明中阻燃抑烟剂的耐热性能较好,其氧指数大于30,使得本发明燃烧时发烟量少,有害气体也少;改性填料和热稳定剂的加入使电缆绝缘料具有优良的耐热性,耐老化性和电绝缘性,同时满足欧洲市场对该产品的环保要求,且工艺简单,耐湿热性能优、无卤低烟低毒,使用寿命长。

Description

一种耐热老化性电缆绝缘料
技术领域
本发明属于设备技术领域,具体涉及一种耐热老化性电缆绝缘料。
背景技术
随着全球经济的迅猛发展,及人类环保意识的增强,各领域对电线电缆的质量和性能的要求越来越高,因电线、电缆的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。目前常用的绝缘材料中聚合物在辐照作用下会产生电离或激发等反应,并会迸一步发生以下化学反应:大分子间由辐照引发的交联反应,辐照引发的降解反应、氧化及应,产生气体产物,其他如异构化等。这些反应在不同的反应速率下发生的释度不同,最终的结果是聚合物材料的分子量愈来愈小,甚至失去聚合物的性质,使电缆绝缘材料的各项性能都大幅度下降。目前无卤低烟阻燃电缆料均有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工艺性能,其在常温下柔软性能、耐气候性差、耐油性、耐低温性能都不是很好。
发明内容
针对现有技术中存在的问题,本发明的目的在于提供一种耐热老化性电缆绝缘料。
本发明采取的技术方案为:
一种耐热老化性电缆绝缘料,其特征在于:原料各组分按照重量份组成如下:
三元乙丙橡胶100份、pvc树脂40-50份、聚四氟乙烯8-12份、过氧化二异丙苯6-8份、粉末丁腈10-15份、柠檬酸三乙酯6-8份、高胶粉4-5份、季戊四醇1-2份、阻燃抑烟剂2-4份、改性填料18-22份、热稳定剂3-5份、氧化镝0.6-0.8份、分散剂2-3份。
进一步的,所述热稳定剂为偏苯三酸三辛酯和氮化硼按照重量比3:1组成的混合物。
进一步的,所述改性填料为纳米玉石粉、棕榈酸锌和膨润土按照重量比3:2:2组成的混合物。
进一步的,所述阻燃抑烟剂为Sb2O3、氢氧化铝和氢氧化镁按照重量比1:2:2组成的混合物。
进一步的,所述分散剂为PE蜡、石腊和硬脂酸锌按照重量比2:3:2组成的混合物。
本发明的有益效果为:
本发明中阻燃抑烟剂的耐热性能较好,其氧指数大于30,使得本发明燃烧时发烟量少,有害气体也少;改性填料和热稳定剂的加入使电缆绝缘料具有优良的耐热性,耐老化性和电绝缘性,同时满足欧洲市场对该产品的环保要求,且工艺简单,耐湿热性能优、无卤低烟低毒,使用寿命长,适于工业化大批量生产。
具体实施方式
实施例1
一种耐热老化性电缆绝缘料,其特征在于:原料各组分按照重量份组成如下:
三元乙丙橡胶100份、pvc树脂40份、聚四氟乙烯8份、过氧化二异丙苯6份、粉末丁腈10份、柠檬酸三乙酯6份、高胶粉4份、季戊四醇1份、Sb2O3、氢氧化铝和氢氧化镁按照重量比1:2:2组成的阻燃抑烟剂2份、纳米玉石粉、棕榈酸锌和膨润土按照重量比3:2:2组成的改性填料18份、偏苯三酸三辛酯和氮化硼按照重量比3:1组成的热稳定剂3份、氧化镝0.6份、PE蜡、石腊和硬脂酸锌按照重量比2:3:2组成的分散剂2份。
实施例2
一种耐热老化性电缆绝缘料,其特征在于:原料各组分按照重量份组成如下:
三元乙丙橡胶100份、pvc树脂45份、聚四氟乙烯10份、过氧化二异丙苯7份、粉末丁腈12份、柠檬酸三乙酯7份、高胶粉4.5份、季戊四醇1.5份、Sb2O3、氢氧化铝和氢氧化镁按照重量比1:2:2组成的阻燃抑烟剂3份、纳米玉石粉、棕榈酸锌和膨润土按照重量比3:2:2组成的改性填料20份、偏苯三酸三辛酯和氮化硼按照重量比3:1组成的热稳定剂4份、氧化镝0.7份、PE蜡、石腊和硬脂酸锌按照重量比2:3:2组成的分散剂2.5份。
实施例3
一种耐热老化性电缆绝缘料,其特征在于:原料各组分按照重量份组成如下:
三元乙丙橡胶100份、pvc树脂50份、聚四氟乙烯12份、过氧化二异丙苯8份、粉末丁腈15份、柠檬酸三乙酯8份、高胶粉5份、季戊四醇2份、Sb2O3、氢氧化铝和氢氧化镁按照重量比1:2:2组成的阻燃抑烟剂4份、纳米玉石粉、棕榈酸锌和膨润土按照重量比3:2:2组成的改性填料22份、偏苯三酸三辛酯和氮化硼按照重量比3:1组成的热稳定剂5份、氧化镝0.8份、PE蜡、石腊和硬脂酸锌按照重量比2:3:2组成的分散剂3份。

Claims (5)

1.一种耐热老化性电缆绝缘料,其特征在于:原料各组分按照重量份组成如下:
三元乙丙橡胶100份、pvc树脂40-50份、聚四氟乙烯8-12份、过氧化二异丙苯6-8份、粉末丁腈10-15份、柠檬酸三乙酯6-8份、高胶粉4-5份、季戊四醇1-2份、阻燃抑烟剂2-4份、改性填料18-22份、热稳定剂3-5份、氧化镝0.6-0.8份、分散剂2-3份。
2.根据权利要求1所述的一种耐热老化性电缆绝缘料,其特征在于,所述热稳定剂为偏苯三酸三辛酯和氮化硼按照重量比3:1组成的混合物。
3.根据权利要求1所述的一种耐热老化性电缆绝缘料,其特征在于,所述改性填料为纳米玉石粉、棕榈酸锌和膨润土按照重量比3:2:2组成的混合物。
4.根据权利要求1所述的一种耐热老化性电缆绝缘料,其特征在于,所述阻燃抑烟剂为Sb2O3、氢氧化铝和氢氧化镁按照重量比1:2:2组成的混合物。
5.根据权利要求1所述的一种耐热老化性电缆绝缘料,其特征在于,所述分散剂为PE蜡、石腊和硬脂酸锌按照重量比2:3:2组成的混合物。
CN201510837527.4A 2015-11-26 2015-11-26 一种耐热老化性电缆绝缘料 Pending CN105348654A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105778356A (zh) * 2016-05-15 2016-07-20 淄博夸克医药技术有限公司 一种抗生物撕咬的深海电缆及其制备方法
CN106832607A (zh) * 2016-11-10 2017-06-13 安徽泰达汽车零部件有限公司 一种热稳定性好耐老化epdm胶管

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105778356A (zh) * 2016-05-15 2016-07-20 淄博夸克医药技术有限公司 一种抗生物撕咬的深海电缆及其制备方法
CN106832607A (zh) * 2016-11-10 2017-06-13 安徽泰达汽车零部件有限公司 一种热稳定性好耐老化epdm胶管

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Application publication date: 20160224