CN103724782A - 一种综合性良好的无卤阻燃聚乙烯电缆料及其制备方法 - Google Patents

一种综合性良好的无卤阻燃聚乙烯电缆料及其制备方法 Download PDF

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CN103724782A
CN103724782A CN201310664817.4A CN201310664817A CN103724782A CN 103724782 A CN103724782 A CN 103724782A CN 201310664817 A CN201310664817 A CN 201310664817A CN 103724782 A CN103724782 A CN 103724782A
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朱剑秋
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Abstract

本发明公开了一种综合性良好的无卤阻燃聚乙烯电缆料,其特征在于,由下列重量份的原料制成:茂金属线性低密度聚乙烯32-36、PBT10-12、ABS8-10、氢氧化镁4-6、膨润土12-15、促进剂DM1-2、防老剂OD1-2、聚-1-丁烯4-6、松节油5-6、海泡石粉6-9、异氰酸酯2-3、N,N‘-间苯撑双马来酰亚胺3-4、防老剂TPPD1-2、柠檬酸三乙酯12-15、助剂6-8;本发明的电缆料不含卤素、磷、铅及其它重金属,具有良好的机械性能,加工性能及优越的阻燃性能,同时具有优异的热变形、热老化及热冲击性能,制成的电缆具有高度的安全性和可靠性。

Description

一种综合性良好的无卤阻燃聚乙烯电缆料及其制备方法
技术领域
本发明涉及高分子材料领域,特别是一种综合性良好的无卤阻燃聚乙烯电缆料及其制备方法。
背景技术
电缆用绝缘料一般要求必须具有优良的耐长期热老化性能、耐辐照、电气性能稳定、阻燃性能及绝缘性能优等特点。
聚乙烯(PE)是乙烯经聚合制得的一种热塑性树脂。聚乙烯无臭,无毒,手感似蜡,具有优良的耐低温性能,化学稳定性好,能耐大多数酸碱的侵蚀。常温下不溶于一般溶剂,吸水性小,电绝缘性能优良。一般制做电线电缆用聚乙烯绝缘料,都是将聚乙烯原材料和各种助剂混合后由双螺杆挤塑机挤出造粒制备成。在加工过程中会出现出料不稳脱节、表面毛糙、易击穿、线速慢等不足之处,影响产品质量和生产速度。现在就是需要发明一种无卤阻燃电缆绝缘料或护套料制成的绝缘层或护套层能够适用于-40~80℃的温度环境,而且一旦不慎发生火灾时不会产生卤化氢等有毒气体,不会因该等有毒气体造成人们生命财产的损害,而且生产成本低。
发明内容
本发明的目的是提供一种综合性良好的无卤阻燃聚乙烯电缆料及其制备方法。
为了实现本发明的目的,本发明通过以下方案实施:
一种综合性良好的无卤阻燃聚乙烯电缆料,由下列重量份的原料制成:茂金属线性低密度聚乙烯32-36、PBT10-12、ABS8-10、氢氧化镁4-6、膨润土12-15、促进剂DM1-2、防老剂OD1-2、聚-1-丁烯4-6、松节油5-6、海泡石粉6-9、异氰酸酯2-3、N,N‘-间苯撑双马来酰亚胺3-4、防老剂TPPD1-2、柠檬酸三乙酯12-15、助剂6-8;
所述助剂由下列重量份的原料制成:蒙脱石12-14、六偏磷酸钠1-2、硅烷偶联剂KH-5501-2、二硼化钛2-3、棕刚玉粉2-3、亚硒酸钠1-2、三氧化钼1-2、铝矾土2-3、硬酸酸锌1-2、柠檬酸三丁酯1-3、冬青油0.1-0.2;制备方法是将蒙脱石送入煅烧炉中在700-730℃下煅烧3-4小时,取出,送入10-15%盐酸中浸泡1-2小时,过滤得滤渣,用清水洗涤,烘干,粉碎成200-250目粉末,再将烘干的粉体与六偏磷酸钠、硅烷偶联剂KH-550、二硼化钛混合,研磨1-2小时,再加入其它剩余成分,混合研磨1-2小时,即得。
本发明所述综合性良好的无卤阻燃聚乙烯电缆料,由以下具体步骤制成:
(1)将茂金属线性低密度聚乙烯、PBT、ABS加热至熔融状态,加入氢氧化镁、膨润土、促进剂DM、防老剂OD、聚-1-丁烯、松节油、助剂,搅拌捏合18-25分钟,送入双螺杆挤出机造粒,得到A料;
(2)将其余剩余成分加热混合熔融,搅拌6-10分钟,送入双螺杆挤出机上熔融挤出造粒,得到B料;
(3)将A、B料混合均匀后,在双螺杆挤出机上熔融挤出造粒,即得。
本发明的优异效果是:本发明的电缆料不含卤素、磷、铅及其它重金属,具有良好的机械性能,加工性能及优越的阻燃性能,同时具有优异的热变形、热老化及热冲击性能,制成的电缆具有高度的安全性和可靠性。
具体实施方式
下面通过具体实例对本发明进行详细说明。
一种综合性良好的无卤阻燃聚乙烯电缆料,由下列重量份(公斤)的原料制成:茂金属线性低密度聚乙烯32、PBT10、ABS8、氢氧化镁4、膨润土12、促进剂DM1、防老剂OD1、聚-1-丁烯4、松节油5、海泡石粉6、异氰酸酯2、N,N‘-间苯撑双马来酰亚胺3、防老剂TPPD1、柠檬酸三乙酯12、助剂6;
所述助剂由下列重量份(公斤)的原料制成:蒙脱石12、六偏磷酸钠1、硅烷偶联剂KH-5501、二硼化钛2、棕刚玉粉2、亚硒酸钠2、三氧化钼1、铝矾土2、硬酸酸锌1、柠檬酸三丁酯1、冬青油0.1;制备方法是将蒙脱石送入煅烧炉中在700-730℃下煅烧3-4小时,取出,送入10-15%盐酸中浸泡1-2小时,过滤得滤渣,用清水洗涤,烘干,粉碎成200-250目粉末,再将烘干的粉体与六偏磷酸钠、硅烷偶联剂KH-550、二硼化钛混合,研磨1-2小时,再加入其它剩余成分,混合研磨1-2小时,即得。
本发明所述综合性良好的无卤阻燃聚乙烯电缆料,由以下具体步骤制成:
(1)将茂金属线性低密度聚乙烯、PBT、ABS加热至熔融状态,加入氢氧化镁、膨润土、促进剂DM、防老剂OD、聚-1-丁烯、松节油、助剂,搅拌捏合18-25分钟,送入双螺杆挤出机造粒,得到A料;
(2)将其余剩余成分加热混合熔融,搅拌6-10分钟,送入双螺杆挤出机上熔融挤出造粒,得到B料;
(3)将A、B料混合均匀后,在双螺杆挤出机上熔融挤出造粒,即得。
对本发明材料进行了性能测试,主要情况如下:
Figure BDA0000433809910000031

Claims (2)

1.一种综合性良好的无卤阻燃聚乙烯电缆料,其特征在于,由下列重量份的原料制成:茂金属线性低密度聚乙烯32-36、PBT10-12、ABS8-10、氢氧化镁4-6、膨润土12-15、促进剂DM 1-2、防老剂OD 1-2、聚-1-丁烯4-6、松节油5-6、海泡石粉6-9、异氰酸酯2-3、N,N‘-间苯撑双马来酰亚胺3-4、防老剂TPPD 1-2、柠檬酸三乙酯12-15、助剂6-8;
所述助剂由下列重量份的原料制成:蒙脱石12-14、六偏磷酸钠1-2、硅烷偶联剂KH-550 1-2、二硼化钛2-3、棕刚玉粉2-3、亚硒酸钠1-2、三氧化钼1-2、铝矾土2-3、硬酸酸锌1-2、柠檬酸三丁酯1-3、冬青油0.1-0.2;制备方法是将蒙脱石送入煅烧炉中在700-730℃下煅烧3-4小时,取出,送入10-15%盐酸中浸泡1-2小时,过滤得滤渣,用清水洗涤,烘干,粉碎成200-250目粉末,再将烘干的粉体与六偏磷酸钠、硅烷偶联剂KH-550、二硼化钛混合,研磨1-2小时,再加入其它剩余成分,混合研磨1-2小时,即得。
2.根据权利要求1所述综合性良好的无卤阻燃聚乙烯电缆料,其特征在于,由以下具体步骤制成:
(1)将茂金属线性低密度聚乙烯、PBT、ABS加热至熔融状态,加入氢氧化镁、膨润土、促进剂DM、防老剂OD、聚-1-丁烯、松节油、助剂,搅拌捏合18-25分钟,送入双螺杆挤出机造粒,得到A料;
(2)将其余剩余成分加热混合熔融,搅拌6-10分钟,送入双螺杆挤出机上熔融挤出造粒,得到B料;
(3)将A、B料混合均匀后,在双螺杆挤出机上熔融挤出造粒,即得。
CN201310664817.4A 2013-12-10 2013-12-10 一种综合性良好的无卤阻燃聚乙烯电缆料及其制备方法 Pending CN103724782A (zh)

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Publication number Priority date Publication date Assignee Title
CN104130510A (zh) * 2014-08-18 2014-11-05 沈太英 用于电力领域的耐候性的聚烯烃电缆料及其工艺方法

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104130510A (zh) * 2014-08-18 2014-11-05 沈太英 用于电力领域的耐候性的聚烯烃电缆料及其工艺方法

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Application publication date: 20140416