CN105504434A - 一种高韧性耐火复合丁苯橡胶电缆料及其制备方法 - Google Patents

一种高韧性耐火复合丁苯橡胶电缆料及其制备方法 Download PDF

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CN105504434A
CN105504434A CN201510944950.4A CN201510944950A CN105504434A CN 105504434 A CN105504434 A CN 105504434A CN 201510944950 A CN201510944950 A CN 201510944950A CN 105504434 A CN105504434 A CN 105504434A
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彭永领
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Abstract

本发明涉及一种电缆料,具体涉及一种高韧性耐火复合丁苯橡胶电缆料及其制备方法,该电缆料由以下重量份的原料制成:高密度聚乙烯30-40、丁苯橡胶40-50、对氨基苯磺酸钠2-3、乙二胺四甲叉膦酸钠1-3、米糠蜡5-8、乙烯基三乙氧基硅烷2-3、抗氧剂1035?1-2、松香3-6、聚合硫酸铁4-6、环氧乙酰亚麻油酸甲酯12-15、铝酸钙12-18、纳米二氧化锆20-25、乙二醇单硬脂酸酯3-5、色母料10-12、助剂2-3;该电缆料改进单一聚乙烯树脂的机械性能,原料中经改性处理的纳米二氧化锆粉体发挥出了更为高效的补强效果。

Description

一种高韧性耐火复合丁苯橡胶电缆料及其制备方法
技术领域
本发明涉及一种电缆料,具体涉及一种高韧性耐火复合丁苯橡胶电缆料及其制备方法。
背景技术
电缆料是电线电缆绝缘及护套用塑料的统称,以橡胶、塑料、尼龙等材质作为基料,结合增塑剂、填料、色母料、抗氧剂等辅助成分制成,不同电缆种类和使用环境对电缆料的性能有不同的要求,市售电缆料大都存在不耐划伤折叠、易腐蚀氧化内部金属导线、阻燃性能较差、硬度与韧性不能兼顾、燃烧时毒性较大、不耐潮湿寒热等缺点,制约着电缆的安全性和使用寿命,因此,急需研发新型的性能均衡、环保安全、实用性强的电缆料。
发明内容
本发明的目的在于,提供一种高韧性耐火复合丁苯橡胶电缆料及其制备方法,为了实现上述目的,本发明采用的技术方案如下:
一种高韧性耐火复合丁苯橡胶电缆料及其制备方法,其特征在于,该电缆料由以下重量份的原料制成:高密度聚乙烯30-40、丁苯橡胶40-50、对氨基苯磺酸钠2-3、乙二胺四甲叉膦酸钠1-3、米糠蜡5-8、乙烯基三乙氧基硅烷2-3、抗氧剂10351-2、松香3-6、聚合硫酸铁4-6、环氧乙酰亚麻油酸甲酯12-15、铝酸钙12-18、纳米二氧化锆20-25、乙二醇单硬脂酸酯3-5、色母料10-12、助剂2-3。
所述的助剂由以下重量份的原料制成:聚己二酸丙二醇酯3-5、马来酸辛基锡2-3、钙锌稳定剂3-4、600-800目凹凸棒土粉15-18、偏硅酸钠1-2、三聚磷酸钠3-4,制备方法为:先将偏硅酸钠溶于水中,制备成浓度为6-8%的水溶液,然后投入凹凸棒土,浸泡10-12h后过滤,将过滤物干燥脱水后与其它剩余物料混合,研磨分散30-40min,即得助剂。
所述的一种高韧性耐火复合丁苯橡胶电缆料及其制备方法,其制备方法如下:
(1)先将对氨基苯磺酸钠、乙二胺四甲叉膦酸钠溶于35-40倍重量份的水中,随后将纳米二氧化锆投入溶液中,混合研磨2-3h,随后将所得浆料除水干燥,再将乙烯基三乙氧基硅烷均匀喷洒到处理后的纳米二氧化锆表面,喷洒完毕后,所得粉体混合研磨40-50min,得改性纳米二氧化锆填料备用;
(2)将高密度聚乙烯、丁苯橡胶混合均匀后,加热至40-50℃,接着加入米糠蜡、松香、环氧乙酰亚麻油酸甲酯,继续搅拌分散30-40min,随后再加入步骤(1)所得物料,继续搅拌分散40-50min,最后与其它剩余物料一起投入高速混料机中混合均匀,送入双螺杆造粒机中挤出造粒,即得所述电缆料。
所述的双螺杆挤出机各段的温度为:加料段:60-80℃、压缩段:150-180℃、均化段120-130℃、机头温度:100-110℃。
有益效果:将高密度聚乙烯、丁苯橡胶混合作为基料使用,改进单一聚乙烯树脂的机械性能,原料中经改性处理后的纳米二氧化锆粉体在基材中的分散性和相容性,从而发挥出更为高效的补强效果,再结合具有改善加工性能功效的助剂及其它辅助原料,使得本发明电缆料较常规聚乙烯为基材的电缆料在使用时表现出良好的强度和韧性,抗冲击韧性好,耐火阻燃,安全环保。
具体实施方式
实施例
本实施例的电缆料由以下重量份的原料制成:高密度聚乙烯35、丁苯橡胶50、对氨基苯磺酸钠3、乙二胺四甲叉膦酸钠3、米糠蜡8、乙烯基三乙氧基硅烷3、抗氧剂10352、松香5、聚合硫酸铁5、环氧乙酰亚麻油酸甲酯15、铝酸钙16、纳米二氧化锆25、乙二醇单硬脂酸酯5、色母料12、助剂3。
所述的助剂由以下重量份的原料制成:聚己二酸丙二醇酯4、马来酸辛基锡2、钙锌稳定剂4、600目凹凸棒土粉18、偏硅酸钠2、三聚磷酸钠4,制备方法为:先将偏硅酸钠溶于水中,制备成浓度为6%的水溶液,然后投入凹凸棒土,浸泡12h后过滤,将过滤物干燥脱水后与其它剩余物料混合,研磨分散40min,即得助剂。
所述的一种高韧性耐火复合丁苯橡胶电缆料及其制备方法,其制备方法如下:
(1)先将对氨基苯磺酸钠、乙二胺四甲叉膦酸钠溶于35-40倍重量份的水中,随后将纳米二氧化锆投入溶液中,混合研磨2-3h,随后将所得浆料除水干燥,再将乙烯基三乙氧基硅烷均匀喷洒到处理后的纳米二氧化锆表面,喷洒完毕后,所得粉体混合研磨40-50min,得改性纳米二氧化锆填料备用;
(2)将高密度聚乙烯、丁苯橡胶混合均匀后,加热至40-50℃,接着加入米糠蜡、松香、环氧乙酰亚麻油酸甲酯,继续搅拌分散30-40min,随后再加入步骤(1)所得物料,继续搅拌分散40-50min,最后与其它剩余物料一起投入高速混料机中混合均匀,送入双螺杆造粒机中挤出造粒,即得所述电缆料。
其中双螺杆挤出机各段的温度分别为:加料段:70℃、压缩段:175℃、均化段125℃、机头温度:110℃。
本实施例电缆料的性能测试结果如下:

Claims (3)

1.一种高韧性耐火复合丁苯橡胶电缆料及其制备方法,其特征在于,该电缆料由以下重量份的原料制成:高密度聚乙烯30-40、丁苯橡胶40-50、对氨基苯磺酸钠2-3、乙二胺四甲叉膦酸钠1-3、米糠蜡5-8、乙烯基三乙氧基硅烷2-3、抗氧剂10351-2、松香3-6、聚合硫酸铁4-6、环氧乙酰亚麻油酸甲酯12-15、铝酸钙12-18、纳米二氧化锆20-25、乙二醇单硬脂酸酯3-5、色母料10-12、助剂2-3;
所述的助剂由以下重量份的原料制成:聚己二酸丙二醇酯3-5、马来酸辛基锡2-3、钙锌稳定剂3-4、600-800目凹凸棒土粉15-18、偏硅酸钠1-2、三聚磷酸钠3-4,制备方法为:先将偏硅酸钠溶于水中,制备成浓度为6-8%的水溶液,然后投入凹凸棒土,浸泡10-12h后过滤,将过滤物干燥脱水后与其它剩余物料混合,研磨分散30-40min,即得助剂。
2.如权利要求1所述的一种高韧性耐火复合丁苯橡胶电缆料及其制备方法,其制备方法如下:
(1)先将对氨基苯磺酸钠、乙二胺四甲叉膦酸钠溶于35-40倍重量份的水中,随后将纳米二氧化锆投入溶液中,混合研磨2-3h,随后将所得浆料除水干燥,再将乙烯基三乙氧基硅烷均匀喷洒到处理后的纳米二氧化锆表面,喷洒完毕后,所得粉体混合研磨40-50min,得改性纳米二氧化锆填料备用;
(2)将高密度聚乙烯、丁苯橡胶混合均匀后,加热至40-50℃,接着加入米糠蜡、松香、环氧乙酰亚麻油酸甲酯,继续搅拌分散30-40min,随后再加入步骤(1)所得物料,继续搅拌分散40-50min,最后与其它剩余物料一起投入高速混料机中混合均匀,送入双螺杆造粒机中挤出造粒,即得所述电缆料。
3.如权利要求2所述的一种高韧性耐火复合丁苯橡胶电缆料及其制备方法,其特征在于,所述的双螺杆造粒机各段的温度分别为:加料段:60-80℃、压缩段:150-180℃、均化段120-130℃、机头温度:100-110℃。
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CN103524843A (zh) * 2013-09-30 2014-01-22 芜湖航天特种电缆厂 一种控制信号电缆用护套料及其制备方法
CN103571010A (zh) * 2013-09-30 2014-02-12 芜湖航天特种电缆厂 一种低烟无卤阻燃电缆料
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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Application publication date: 20160420