CN105482296A - 一种轻质耐热阻燃改性pvc树脂复混电缆料及其制备方法 - Google Patents

一种轻质耐热阻燃改性pvc树脂复混电缆料及其制备方法 Download PDF

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CN105482296A
CN105482296A CN201510944410.6A CN201510944410A CN105482296A CN 105482296 A CN105482296 A CN 105482296A CN 201510944410 A CN201510944410 A CN 201510944410A CN 105482296 A CN105482296 A CN 105482296A
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陈亦峰
彭永领
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Zhongguan Cable Co Ltd
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Abstract

本发明涉及一种电缆料，具体涉及一种轻质耐热阻燃改性PVC树脂复混电缆料及其制备方法，该电缆料由以下重量份的原料制成：PVC树脂55-65、乙烯-醋酸乙烯共聚物30-40、拖玛琳0.01-0.02、可膨胀石墨10-15、聚四亚甲基乙二醇醚5-8、硅酸铝15-22、桐油酸3-4、六甲基二氮硅烷3-4、棉浆22-30、硬脂酸锌2-4、二甘醇二苯甲酸酯14-18、色母料8-10、助剂2-3；该电缆料将PVC树脂与乙烯-醋酸乙烯共聚物共混作为树脂基料，并以经改性处理后的棉浆作为填料，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传统PVC树脂在使用时表现出更为优良的耐热阻燃性能。

Description

一种轻质耐热阻燃改性PVC树脂复混电缆料及其制备方法
技术领域
本发明涉及一种电缆料，具体涉及一种轻质耐热阻燃改性PVC树脂复混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，提供一种轻质耐热阻燃改性PVC树脂复混电缆料及其制备方法，旨在改进传统PVC树脂为主的电缆料使用性能，为了实现上述目的，本发明采用的技术方案如下：
一种轻质耐热阻燃改性PVC树脂复混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：PVC树脂55-65、乙烯-醋酸乙烯共聚物30-40、拖玛琳0.01-0.02、可膨胀石墨10-15、聚四亚甲基乙二醇醚5-8、硅酸铝15-22、桐油酸3-4、六甲基二氮硅烷3-4、棉浆22-30、硬脂酸锌2-4、二甘醇二苯甲酸酯14-18、色母料8-10、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。
所述的一种轻质耐热阻燃改性PVC树脂复混电缆料及其制备方法，其制备方法如下：
(1)先将棉浆制成细粉，与聚四亚甲基乙二醇醚、桐油酸混合均匀，随后将六甲基二氮硅烷均匀的喷洒到混合棉浆表面，所得物料静置2-3h后研磨分散40-50min,得改性棉浆料备用；
(2)将PVC树脂、乙烯-醋酸乙烯共聚物混合均匀后，加热至40-50℃，接着加入二甘醇二苯甲酸酯，搅拌分散20-30min，随后再加入步骤(1)所得改性棉浆料，继续搅拌分散40-50min，最后再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：50-60℃、压缩段：120-130℃、均化段100-110℃、机头温度：80-90℃。
有益效果：将PVC树脂与乙烯-醋酸乙烯共聚物共混作为树脂基料，并以经改性处理后的棉浆作为填料，其中改性后的棉浆在树脂基料中的分散性和相容性获得提升，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传统PVC树脂在使用时表现出更为优良的耐热阻燃性能，质轻坚韧，经济高效。
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：PVC树脂60、乙烯-醋酸乙烯共聚物38、拖玛琳0.02、可膨胀石墨15、聚四亚甲基乙二醇醚6、硅酸铝22、桐油酸3、六甲基二氮硅烷4、棉浆30、硬脂酸锌4、二甘醇二苯甲酸酯16、色母料10、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。
所述的一种轻质耐热阻燃改性PVC树脂复混电缆料及其制备方法，其制备方法如下：
(1)先将棉浆制成细粉，与聚四亚甲基乙二醇醚、桐油酸混合均匀，随后将六甲基二氮硅烷均匀的喷洒到混合棉浆表面，所得物料静置3h后研磨分散50min,得改性棉浆料备用；
(2)将PVC树脂、乙烯-醋酸乙烯共聚物混合均匀后，加热至40-50℃，接着加入二甘醇二苯甲酸酯，搅拌分散30min，随后再加入步骤(1)所得改性棉浆料，继续搅拌分散50min，最后再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：50℃、压缩段：125℃、均化段110℃、机头温度：90℃。
本实施例电缆料的性能测试结果如下：

Claims (3)

1.一种轻质耐热阻燃改性PVC树脂复混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：PVC树脂55-65、乙烯-醋酸乙烯共聚物30-40、拖玛琳0.01-0.02、可膨胀石墨10-15、聚四亚甲基乙二醇醚5-8、硅酸铝15-22、桐油酸3-4、六甲基二氮硅烷3-4、棉浆22-30、硬脂酸锌2-4、二甘醇二苯甲酸酯14-18、色母料8-10、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所述的一种轻质耐热阻燃改性PVC树脂复混电缆料及其制备方法，其制备方法如下：
（1）先将棉浆制成细粉，与聚四亚甲基乙二醇醚、桐油酸混合均匀，随后将六甲基二氮硅烷均匀的喷洒到混合棉浆表面，所得物料静置2-3h后研磨分散40-50min,得改性棉浆料备用；
（2）将PVC树脂、乙烯-醋酸乙烯共聚物混合均匀后，加热至40-50℃，接着加入二甘醇二苯甲酸酯，搅拌分散20-30min，随后再加入步骤（1）所得改性棉浆料，继续搅拌分散40-50min，最后再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所述的一种轻质耐热阻燃改性PVC树脂复混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：50-60℃、压缩段：120-130℃、均化段100-110℃、机头温度：80-90℃。
CN201510944410.6A 2015-12-15 2015-12-15 一种轻质耐热阻燃改性pvc树脂复混电缆料及其制备方法 Pending CN105482296A (zh)

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CN106519479B (zh) * 2016-10-11 2018-06-15 沈阳浩博实业有限公司 一种全新聚硅氮烷热稳定剂在pvc制品中的应用

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CN103509284A (zh) * 2013-09-06 2014-01-15 安徽华通电缆集团有限公司 一种改性海底电缆料
CN104183307A (zh) * 2014-09-03 2014-12-03 太仓苏晟电气技术科技有限公司 一种防水防腐蚀无卤高阻燃eva电线电缆及其制备方法
CN104194414A (zh) * 2014-08-13 2014-12-10 安徽明都电力线缆有限公司 一种耐热老化聚氨酯电缆料用改性铝矾土及其制备方法

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Publication number Priority date Publication date Assignee Title
CN101517009A (zh) * 2006-09-18 2009-08-26 陶氏康宁公司 用有机聚硅氧烷处理的填料、颜料和矿物粉末
CN103509284A (zh) * 2013-09-06 2014-01-15 安徽华通电缆集团有限公司 一种改性海底电缆料
CN104194414A (zh) * 2014-08-13 2014-12-10 安徽明都电力线缆有限公司 一种耐热老化聚氨酯电缆料用改性铝矾土及其制备方法
CN104183307A (zh) * 2014-09-03 2014-12-03 太仓苏晟电气技术科技有限公司 一种防水防腐蚀无卤高阻燃eva电线电缆及其制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106519479B (zh) * 2016-10-11 2018-06-15 沈阳浩博实业有限公司 一种全新聚硅氮烷热稳定剂在pvc制品中的应用

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Application publication date: 20160413