CN103509261B - 一种不延燃cpe橡皮护套料及其制备方法 - Google Patents

一种不延燃cpe橡皮护套料及其制备方法 Download PDF

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CN103509261B
CN103509261B CN201310390628.2A CN201310390628A CN103509261B CN 103509261 B CN103509261 B CN 103509261B CN 201310390628 A CN201310390628 A CN 201310390628A CN 103509261 B CN103509261 B CN 103509261B
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曹悦煕
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Abstract

本发明公布了一种不延燃CPE橡皮护套料及其制备方法，由下列重量份的原料制成：氯化聚乙烯60-80、聚四氟乙烯15-20、二甲基硅橡胶10-15、氯化石蜡12-18、沉淀白炭黑30-40、混气炭黑20-30、硅酸钙？5-10、纳米硅灰石10-15、环氧硬脂酸辛脂4-6、马来酸二辛酯10-15、过氧化二异丙苯3-4、邻苯二甲酸二烯丙酯4-6、聚磷酸铵10-15、包覆红磷5-10、氢氧化钙3-5、硬脂酸锌1-2、防老剂4020？0.5-1、抗氧剂DLTP？0.5-1、复合填料3-6。本发明护套料具有阻燃效果好，遇明火不燃烧，可迅速自熄，不延燃，耐火、耐高温性能优异，克服了以往阻燃电缆护套料仍可燃烧仍有延燃性的缺陷，大大提高了电缆使用的安全性。

Description

一种不延燃CPE橡皮护套料及其制备方法
技术领域
本发明涉及一种电缆料及其制备方法，具体涉及一种不延燃CPE橡皮护套料及其制备方法。
背景技术
氯化聚乙烯是由聚乙烯经氯化改性制得的高分子合成材料。CPE作为电线电缆护层材料具有许多优点：（1）优良的耐臭氧和耐电晕性；（2）良好的耐老化性能和耐大气老化性能；（3）良好的耐油、耐化学药品性能；（4)良好的抗撕裂性和物理机械性能。CPE护套料还存在耐高温不够高、遇明火可燃烧并延燃的缺陷。
发明内容
本发明的目的在于提供一种不延燃CPE橡皮护套料及其制备方法，该护套料具有耐高温、遇明火不燃烧不延燃之特性。
本发明采用的技术方案如下：
一种不延燃CPE橡皮护套料，由下列重量份的原料制成：氯化聚乙烯60-80、聚四氟乙烯15-20、二甲基硅橡胶10-15、氯化石蜡12-18、沉淀白炭黑30-40、混气炭黑20-30、硅酸钙5-10、纳米硅灰石10-15、环氧硬脂酸辛脂4-6、马来酸二辛酯10-15、过氧化二异丙苯3-4、邻苯二甲酸二烯丙酯4-6、聚磷酸铵10-15、包覆红磷5-10、氢氧化钙3-5、硬脂酸锌1-2、防老剂40200.5-1、抗氧剂DLTP0.5-1、复合填料3-6；
所述的复合填料制备方法如下：a.取下列重量份的原料：凹凸棒土5-10、海泡石4-8、钾长石3-6、双(二辛氧基焦磷酸酯基)乙撑钛酸酯1-2、钛白粉3-5、纳米二氧化硅4-6、纳米氧化铝2-4、石蜡油4-8、聚异丁烯3-5、二茂铁2-3、甲基丙烯酸锌1-2、对叔辛基苯酚甲醛树脂5-10；b、将凹凸棒土、海泡石、钾长石混合后在530-550℃下煅烧2-4小时，冷却至室温后，放入浓度为10-15%盐酸溶液中煮沸20-30分钟，取出洗涤至中性，烘干，粉碎过300-400目筛后与双(二辛氧基焦磷酸酯基)乙撑钛酸酯、钛白粉、纳米二氧化硅、纳米氧化铝、石蜡油混合均匀，4000-6000rpm高速研磨10-15分钟，c、将研磨后的混合料与其余原料搅拌均匀即可。
不延燃CPE橡皮护套料的制备方法，包括以下步骤：
（1）将氯化聚乙烯、硬脂酸锌、氯化石蜡、环氧硬脂酸辛脂、马来酸二辛酯、沉淀白炭黑、混气炭黑、纳米硅灰石、硅酸钙、聚磷酸铵、包覆红磷放入高速混合机于50-60℃下高速搅拌，搅拌速度为1000-1500r/min,当温度升至80-90℃时，再加入其余原料，搅拌5-8min；然后转入低速混合机中搅拌冷却，搅拌速度为50-100r/min,降至40-50℃时即可出料；
（2）将上述混炼好的物料加入双螺杆挤出机中，在150-180℃温度条件下熔融共混挤出，经塑料切粒机切成粒料即可。
本发明的有益效果：
本发明护套料具有阻燃效果好，遇明火不燃烧，可迅速自熄，不延燃，耐火、耐高温性能优异，克服了以往阻燃电缆护套料仍可燃烧仍有延燃性的缺陷，大大提高了电缆使用的安全性。
具体实施方式
一种不延燃CPE橡皮护套料，由下列重量（kg）的原料制成：氯化聚乙烯70、聚四氟乙烯18、二甲基硅橡胶12、氯化石蜡15、沉淀白炭黑35、混气炭黑20、硅酸钙8、纳米硅灰石12、环氧硬脂酸辛脂5、马来酸二辛酯10、过氧化二异丙苯3、邻苯二甲酸二烯丙酯5、聚磷酸铵15、包覆红磷8、氢氧化钙4、硬脂酸锌1.5、防老剂40200.8、抗氧剂DLTP0.6、复合填料4；
所述的复合填料制备方法如下：a.取下列重量(kg)的原料：凹凸棒土8、海泡石8、钾长石4、双(二辛氧基焦磷酸酯基)乙撑钛酸酯1.5、钛白粉4、纳米二氧化硅5、纳米氧化铝3、石蜡油6、聚异丁烯4、二茂铁2、甲基丙烯酸锌1、对叔辛基苯酚甲醛树脂8；b、将凹凸棒土、海泡石、钾长石混合后在540℃下煅烧3小时，冷却至室温后，放入浓度为15%盐酸溶液中煮沸20分钟，取出洗涤至中性，烘干，粉碎过400目筛后与双(二辛氧基焦磷酸酯基)乙撑钛酸酯、钛白粉、纳米二氧化硅、纳米氧化铝、石蜡油混合均匀，5000rpm高速研磨10分钟，c、将研磨后的混合料与其余原料搅拌均匀即可。
不延燃CPE橡皮护套料的制备方法，包括以下步骤：
（1）将氯化聚乙烯、硬脂酸锌、氯化石蜡、环氧硬脂酸辛脂、马来酸二辛酯、沉淀白炭黑、混气炭黑、纳米硅灰石、硅酸钙、聚磷酸铵、包覆红磷放入高速混合机于55℃下高速搅拌，搅拌速度为1000r/min,当温度升至90℃时，再加入其余原料，搅拌6min；然后转入低速混合机中搅拌冷却，搅拌速度为80r/min,降至45℃时即可出料；
（2）将上述混炼好的物料加入双螺杆挤出机中，在150-180℃温度条件下熔融共混挤出，经塑料切粒机切成粒料即可。
制得的电缆料的性能测试结果如下：

Claims (1)

1.一种不延燃CPE橡皮护套料，其特征在于，由下列重量份的原料制成：氯化聚乙烯60-80、聚四氟乙烯15-20、二甲基硅橡胶10-15、氯化石蜡12-18、沉淀白炭黑30-40、混气炭黑20-30、硅酸钙5-10、纳米硅灰石10-15、环氧硬脂酸辛酯4-6、马来酸二辛酯10-15、过氧化二异丙苯3-4、邻苯二甲酸二烯丙酯4-6、聚磷酸铵10-15、包覆红磷5-10、氢氧化钙3-5、硬脂酸锌1-2、防老剂40200.5-1、抗氧剂DLTP0.5-1、复合填料3-6；
所述的复合填料制备方法如下：a.取下列重量份的原料：凹凸棒土5-10、海泡石4-8、钾长石3-6、双(二辛氧基焦磷酸酯基)乙撑钛酸酯1-2、钛白粉3-5、纳米二氧化硅4-6、纳米氧化铝2-4、石蜡油4-8、聚异丁烯3-5、二茂铁2-3、甲基丙烯酸锌1-2、对叔辛基苯酚甲醛树脂5-10；b、将凹凸棒土、海泡石、钾长石混合后在530-550℃下煅烧2-4小时，冷却至室温后，放入浓度为10-15%盐酸溶液中煮沸20-30分钟，取出洗涤至中性，烘干，粉碎过300-400目筛后与双(二辛氧基焦磷酸酯基)乙撑钛酸酯、钛白粉、纳米二氧化硅、纳米氧化铝、石蜡油混合均匀，4000-6000rpm高速研磨10-15分钟，c、将研磨后的混合料与其余原料搅拌均匀即可；
所述的不延燃CPE橡皮护套料的制备方法，包括以下步骤：
将氯化聚乙烯、硬脂酸锌、氯化石蜡、环氧硬脂酸辛酯、马来酸二辛酯、沉淀白炭黑、混气炭黑、纳米硅灰石、硅酸钙、聚磷酸铵、包覆红磷放入高速混合机于50-60℃下高速搅拌，搅拌速度为1000-1500r/min,当温度升至80-90℃时，再加入其余原料，搅拌5-8min；然后转入低速混合机中搅拌冷却，搅拌速度为50-100r/min,降至40-50℃时即可出料；
将上述混炼好的物料加入双螺杆挤出机中，在150-180℃温度条件下熔融共混挤出，经塑料切粒机切成粒料即可。
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CN103788434B (zh) * 2014-01-16 2015-09-16 安徽复兴电缆集团有限公司 一种高强耐磨电缆护套材料
CN103937117A (zh) * 2014-03-20 2014-07-23 安徽春辉仪表线缆集团有限公司 一种高韧性耐扭转风电电缆料
CN104312155A (zh) * 2014-09-19 2015-01-28 天长市荣盛有机硅科技有限公司 一种阻燃硅橡胶混炼胶及其制备方法
CN107163461A (zh) * 2017-05-27 2017-09-15 晋源电气集团股份有限公司 一种地下电力电缆

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CN102250426A (zh) * 2011-06-08 2011-11-23 上海南洋电缆有限公司 一种电缆护套橡胶
CN102399398A (zh) * 2011-11-25 2012-04-04 成都亨通光通信有限公司 高压屏蔽软电缆
CN102816393A (zh) * 2012-07-28 2012-12-12 安徽弘博电缆有限公司 一种低烟低卤阻燃型交联聚烯烃绝缘电缆料及其制备方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102250426A (zh) * 2011-06-08 2011-11-23 上海南洋电缆有限公司 一种电缆护套橡胶
CN102399398A (zh) * 2011-11-25 2012-04-04 成都亨通光通信有限公司 高压屏蔽软电缆
CN102816393A (zh) * 2012-07-28 2012-12-12 安徽弘博电缆有限公司 一种低烟低卤阻燃型交联聚烯烃绝缘电缆料及其制备方法

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