CN103788519A - 一种耐高温矿用电缆护套材料 - Google Patents

一种耐高温矿用电缆护套材料 Download PDF

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CN103788519A
CN103788519A CN201410027606.4A CN201410027606A CN103788519A CN 103788519 A CN103788519 A CN 103788519A CN 201410027606 A CN201410027606 A CN 201410027606A CN 103788519 A CN103788519 A CN 103788519A
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沈志海
沈志荣
丁同保
闻广慧
沈讯超
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Abstract

本发明公开了一种耐高温矿用电缆护套材料,其原料按重量份包括:氯磺化聚乙烯27-41份,交联绝缘聚乙烯15-30份,低密度聚乙烯15-30份,DCP 4-5.5份,DBP 1.5-2.4份,氧化锌4-6份,氧化镁2.4-3.5份,氧化铅1.5-2.3份,三聚氰酸三烯丙酯2-3份,三烯丙基异氰脲酸酯1.5-2份,HVA-2 1.5-3份,NA-22 1.5-3份,银粉15-21份,氢氧化铝1.5-3份,氢氧化镁3-5份,氧化镁4-6份,铂基阻燃剂2-3份,氮化硼13-20份,防老剂ODA 0.5-1.5份,防老剂4010NA 1-2.5份,防老剂TPPD 0.5-1.5份,促进剂M 1.5-3份,其中EVA树脂中乙酸乙稀的含量为21-30%。本发明中,上述耐高温矿用电缆护套材料物理机械性能优异,耐高温、耐磨、绝缘性能好,且可明显降低老化速度,使用时间较长。

Description

一种耐高温矿用电缆护套材料
技术领域
本发明涉及矿用电缆护套材料技术领域,尤其涉及一种耐高温矿用电缆护套材料。
背景技术
由于矿用电缆大多在井下恶劣环境中使用,矿井下大多高温、易燃、腐蚀性强,我国的矿用电缆经过几年的高速发展已形成相当的规模,生产能力已大大超过今年的预测需求数值,同时电线电缆企业均面临亟待提高产品技术含量的问题,如何制备一种耐腐性,耐高温,物理机械性能优异的矿用电缆成为目前需要解决的技术问题。
发明内容
本发明提出了一种耐高温矿用电缆护套材料,物理机械性能优异,耐高温、耐磨、绝缘性能好,且可明显降低老化速度,使用时间较长。
本发明提出的一种耐高温矿用电缆护套材料,其原料按重量份包括:
氯磺化聚乙烯27-41份,交联绝缘聚乙烯15-30份,低密度聚乙烯15-30份,DCP4-5.5份,DBP1.5-2.4份,氧化锌4-6份,氧化镁2.4-3.5份,氧化铅1.5-2.3份,三聚氰酸三烯丙酯2-3份,三烯丙基异氰脲酸酯1.5-2份,HVA-21.5-3份,NA-221.5-3份,银粉15-21份,氢氧化铝1.5-3份,氢氧化镁3-5份,氧化镁4-6份,铂基阻燃剂2-3份,氮化硼13-20份,防老剂ODA0.5-1.5份,防老剂4010NA1-2.5份,防老剂TPPD0.5-1.5份,促进剂M1.5-3份,其中EVA树脂中乙酸乙稀的含量为21-30%。
优选地,上述耐高温矿用电缆护套材料的原料按重量份包括:氯磺化聚乙烯35-40份,交联绝缘聚乙烯16-18份,低密度聚乙烯17-21份,DCP4.5-5份,DBP1.8-2.1份,氧化锌4.5-5份,氧化镁2.8-3.2份,氧化铅1.7-2.3份,三聚氰酸三烯丙酯2.5-2.8份,三烯丙基异氰脲酸酯1.8-1.9份,HVA-21.8-2.3份,NA-221.8-2份,银粉17-20份,氢氧化铝2-2.5份,氢氧化镁4.5-4.8份,氧化镁4.2-4.4份,铂基阻燃剂2.5-2.8份,氮化硼15-18份,防老剂ODA1.2-1.4份,防老剂4010NA1.5-2份,防老剂TPPD0.8-1.2份,促进剂M2-2.5份,其中EVA树脂中乙酸乙稀的含量为22-25%。
优选地,上述耐高温矿用电缆护套材料的原料按重量份包括:氯磺化聚乙烯38份,交联绝缘聚乙烯17份,低密度聚乙烯20份,DCP4.8份,DBP1.9份,氧化锌4.8份,氧化镁3.1份,氧化铅1.9份,三聚氰酸三烯丙酯2.7份,三烯丙基异氰脲酸酯1.8份,HVA-22.1份,NA-222份,银粉19份,氢氧化铝2.2份,氢氧化镁4.5份,氧化镁4.3份,铂基阻燃剂2.7份,氮化硼18份,防老剂ODA1.2份,防老剂4010NA1.6份,防老剂TPPD1.1份,促进剂M2.4份,其中EVA树脂中乙酸乙稀的含量为22.7%。
优选地,上述耐高温矿用电缆护套材料的原料按重量份包括:氯磺化聚乙烯39份,交联绝缘聚乙烯16份,低密度聚乙烯20份,DCP4.6份,DBP1.9份,氧化锌4.7份,氧化镁3.1份,氧化铅1.8份,三聚氰酸三烯丙酯2.7份,三烯丙基异氰脲酸酯1.9份,HVA-22.2份,NA-221.9份,银粉19份,氢氧化铝2.3份,氢氧化镁4.7份,氧化镁4.2份,铂基阻燃剂2.6份,氮化硼16份,防老剂ODA1.3份,防老剂4010NA1.7份,防老剂TPPD0.8份,促进剂M2.05份,其中EVA树脂中乙酸乙稀的含量为23.5%。
本发明中,通过使用氯磺化聚乙烯、交联绝缘聚乙烯与低密度聚乙烯混合使用作为基材,通过合理控制三者在组分中所占的比例,制备的护套材料不仅重量轻,耐高温性能优异,且耐磨、耐油、耐磨、耐老化、绝缘性能较好,与硫化剂DCP、硫化剂BDP、硫化助剂三聚氰酸三烯丙酯、三烯丙基异氰脲酸酯、HVA-2与NA-22共同作用,制备的护套材料,不仅柔软性能好,抗冲击性强,填料相容性及热密封性能好,且交联密度高,拉伸强度较高,与金属助剂氧化锌、氧化镁、氧化铅共用,护套稳定性能优异,与氢氧化铝及氢氧化镁混合使用,可显著提高护套材料的阻燃性能;选用银粉、铂基阻燃剂、氮化硼作为填充剂,可使护套材料兼具阻燃性能和导热性能;防老剂使用防老剂ODA、防老剂4040NA及防老剂TPPD对热氧屈、龟裂有很好的防护作用,在其中添加促进剂M可显著提高交联效率,改善胶料焦绕性能。
具体实施方式
本发明提出的一种耐高温矿用电缆护套材料,其原料按重量份包括:氯化聚乙烯40-60份,氯磺化聚乙烯15-30份,N,N’-间苯撑双马来酰亚胺0.3-1.5份,氧化锌5-6份,氧化镁5-6份,季戊四醇1-3份,双五次甲基四硫化秋兰姆0.3-0.7份,硬脂酸钙1.5-3份,促进剂NA-220.5-2.3份,γ―氨丙基三乙氧基硅烷1.5-3份,54%液体氯化石蜡12-15份,微晶石蜡2.1-2.7份,硬质陶土30-40份,超细滑石粉30-45份,活性高岭土7-13份,钛白粉3-7份,过氧化二异丙苯2-5份,丙二甲基二烯丙酯0.8-1.3份,三氧化二锑5.5-6.7份,氢氧化钙6-7份,二苯基乙撑二胺1-3份。
实施例1
一种耐高温矿用电缆护套材料,其原料按重量份包括:氯磺化聚乙烯28份,交联绝缘聚乙烯21份,低密度聚乙烯17份,DCP5.4份,DBP1.8份,氧化锌5.4份,氧化镁2.8份,氧化铅2.1份,三聚氰酸三烯丙酯2.5份,三烯丙基异氰脲酸酯1.8份,HVA-22.5份,NA-221.8份,银粉20份,氢氧化铝2.5份,氢氧化镁3.4份,氧化镁5.2份,铂基阻燃剂2.7份,氮化硼19.3份,防老剂ODA1.2份,防老剂4010NA1.8份,防老剂TPPD1.2份,促进剂M2.7份,其中EVA树脂中乙酸乙稀的含量为28.6%。
实施例2
一种耐高温矿用电缆护套材料,其原料按重量份包括:氯磺化聚乙烯38份,交联绝缘聚乙烯17份,低密度聚乙烯20份,DCP4.8份,DBP1.9份,氧化锌4.8份,氧化镁3.1份,氧化铅1.9份,三聚氰酸三烯丙酯2.7份,三烯丙基异氰脲酸酯1.8份,HVA-22.1份,NA-222份,银粉19份,氢氧化铝2.2份,氢氧化镁4.5份,氧化镁4.3份,铂基阻燃剂2.7份,氮化硼18份,防老剂ODA1.2份,防老剂4010NA1.6份,防老剂TPPD1.1份,促进剂M2.4份,其中EVA树脂中乙酸乙稀的含量为22.7%。
实施例3
一种耐高温矿用电缆护套材料,其原料按重量份包括:氯磺化聚乙烯39份,交联绝缘聚乙烯16份,低密度聚乙烯20份,DCP4.6份,DBP1.9份,氧化锌4.7份,氧化镁3.1份,氧化铅1.8份,三聚氰酸三烯丙酯2.7份,三烯丙基异氰脲酸酯1.9份,HVA-22.2份,NA-221.9份,银粉19份,氢氧化铝2.3份,氢氧化镁4.7份,氧化镁4.2份,铂基阻燃剂2.6份,氮化硼16份,防老剂ODA1.3份,防老剂4010NA1.7份,防老剂TPPD0.8份,促进剂M2.05份,其中EVA树脂中乙酸乙稀的含量为23.5%。
将上述制备的耐高温矿用电缆护套材料进行性能测试,测试结果如下:
(1)老化前性能测试
Figure BDA0000459441270000041
Figure BDA0000459441270000051
(2)、热延伸性能测试,温度为200℃,时间15min,压力0.2MPa;
Figure BDA0000459441270000052
(3)、浸IRM903后性能测试,温度为100±2℃,时间为7×24h;
Figure BDA0000459441270000053
(4)、浸油基钻液后性能测试,温度为70±2℃,时间为56×24h;
Figure BDA0000459441270000054
上述耐高温矿用电缆护套材料,通过使用氯磺化聚乙烯、交联绝缘聚乙烯与低密度聚乙烯混合使用作为基材,通过合理控制三者在组分中所占的比例,制备的护套材料不仅重量轻,耐高温性能优异,且耐磨、耐油、耐磨、耐老化、绝缘性能较好,与硫化剂DCP、硫化剂BDP、硫化助剂三聚氰酸三烯丙酯、三烯丙基异氰脲酸酯、HVA-2与NA-22共同作用,制备的护套材料,不仅柔软性能好,抗冲击性强,填料相容性及热密封性能好,且交联密度高,拉伸强度较高,与金属助剂氧化锌、氧化镁、氧化铅共用,护套稳定性能优异,与氢氧化铝及氢氧化镁混合使用,可显著提高护套材料的阻燃性能;选用银粉、铂基阻燃剂、氮化硼作为填充剂,可使护套材料兼具阻燃性能和导热性能;防老剂使用防老剂ODA、防老剂4040NA及防老剂TPPD对热氧屈、龟裂有很好的防护作用,在其中添加促进剂M可显著提高交联效率,改善胶料焦绕性能。
以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。

Claims (4)

1.一种耐高温矿用电缆护套材料,其特征在于,其原料按重量份包括:氯磺化聚乙烯27-41份,交联绝缘聚乙烯15-30份,低密度聚乙烯15-30份,DCP4-5.5份,DBP1.5-2.4份,氧化锌4-6份,氧化镁2.4-3.5份,氧化铅1.5-2.3份,三聚氰酸三烯丙酯2-3份,三烯丙基异氰脲酸酯1.5-2份,HVA-21.5-3份,NA-221.5-3份,银粉15-21份,氢氧化铝1.5-3份,氢氧化镁3-5份,氧化镁4-6份,铂基阻燃剂2-3份,氮化硼13-20份,防老剂ODA0.5-1.5份,防老剂4010NA1-2.5份,防老剂TPPD0.5-1.5份,促进剂M1.5-3份,其中EVA树脂中乙酸乙稀的含量为21-30%。
2.根据权利要求1所述的耐高温矿用电缆护套材料,其特征在于,其原料按重量份包括:氯磺化聚乙烯35-40份,交联绝缘聚乙烯16-18份,低密度聚乙烯17-21份,DCP4.5-5份,DBP1.8-2.1份,氧化锌4.5-5份,氧化镁2.8-3.2份,氧化铅1.7-2.3份,三聚氰酸三烯丙酯2.5-2.8份,三烯丙基异氰脲酸酯1.8-1.9份,HVA-21.8-2.3份,NA-221.8-2份,银粉17-20份,氢氧化铝2-2.5份,氢氧化镁4.5-4.8份,氧化镁4.2-4.4份,铂基阻燃剂2.5-2.8份,氮化硼15-18份,防老剂ODA1.2-1.4份,防老剂4010NA1.5-2份,防老剂TPPD0.8-1.2份,促进剂M2-2.5份,其中EVA树脂中乙酸乙稀的含量为22-25%。
3.根据权利要求2所述的耐高温矿用电缆护套材料,其特征在于,其原料按重量份包括:氯磺化聚乙烯38份,交联绝缘聚乙烯17份,低密度聚乙烯20份,DCP4.8份,DBP1.9份,氧化锌4.8份,氧化镁3.1份,氧化铅1.9份,三聚氰酸三烯丙酯2.7份,三烯丙基异氰脲酸酯1.8份,HVA-22.1份,NA-222份,银粉19份,氢氧化铝2.2份,氢氧化镁4.5份,氧化镁4.3份,铂基阻燃剂2.7份,氮化硼18份,防老剂ODA1.2份,防老剂4010NA1.6份,防老剂TPPD1.1份,促进剂M2.4份,其中EVA树脂中乙酸乙稀的含量为22.7%。
4.根据权利要求2所述的耐高温矿用电缆护套材料,其特征在于,其原料按重量份包括:氯磺化聚乙烯39份,交联绝缘聚乙烯16份,低密度聚乙烯20份,DCP4.6份,DBP1.9份,氧化锌4.7份,氧化镁3.1份,氧化铅1.8份,三聚氰酸三烯丙酯2.7份,三烯丙基异氰脲酸酯1.9份,HVA-22.2份,NA-221.9份,银粉19份,氢氧化铝2.3份,氢氧化镁4.7份,氧化镁4.2份,铂基阻燃剂2.6份,氮化硼16份,防老剂ODA1.3份,防老剂4010NA1.7份,防老剂TPPD0.8份,促进剂M2.05份,其中EVA树脂中乙酸乙稀的含量为23.5%。
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