CN105037962A - 一种大功率用可加工电缆料及其制备方法 - Google Patents

一种大功率用可加工电缆料及其制备方法 Download PDF

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CN105037962A
CN105037962A CN201510473781.0A CN201510473781A CN105037962A CN 105037962 A CN105037962 A CN 105037962A CN 201510473781 A CN201510473781 A CN 201510473781A CN 105037962 A CN105037962 A CN 105037962A
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王卫东
陈礼晨
吴业俊
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Anhui Telecom Equipment Trading Industry Co Ltd
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Abstract

本发明公开了一种大功率用可加工电缆料,由下列重量份的原料制成:促进剂M?1-2、偏苯三酸三辛酯3-5、氯磺化聚乙烯4-6、硅酸钙4-5、促进剂M?1-2、氢氧化铝2-3、1,1,1-三羟甲基丙烷三甲基丙烯酸酯3-5、硅酮4-5、邻苯二甲酸二辛酯2-4、环氧化油酸丁酯3-5、丙烯酸树脂15-25、醇酸树脂6-8、三元乙丙橡胶40-50、氧化钠2-4、填充剂8-12;本发明的电缆料有着优异的光泽和韧性,并具有良好的耐磨、耐候和绝缘性,氯磺化聚乙烯与乙丙橡胶的共混,改善了电缆料的物理机械性能,增强了其可加工的性能。

Description

一种大功率用可加工电缆料及其制备方法
技术领域
本发明涉及一种电缆料的技术领域,特别涉及一种大功率用可加工电缆料及其制备方法。
背景技术
随着我国经济的发展以及通讯行业的飞速发展,大功率设备的使用量越来越多,这就对电缆的使用性能提出了更高的要求。电缆的耐受功率和内导体最高温度和环境温度之差成线性关系,而内导体的最高工作温度受制于电缆绝缘材料,电缆绝缘材料的长期工作温度就是内导体的最高允许工作温度,但目前市场上大部分的电缆料都不具有优秀的耐高温性能,无法满足现在大功率设备的需求。因此本发明人通过设计新的电缆料配方以及工艺,创造出适合于大功率使用的新型电缆料。
发明内容
本发明弥补了现有技术的不足,提供一种大功率用可加工电缆料及其制备方法。
本发明的技术方案如下:
本发明电缆料由下列重量份的原料制成:促进剂M1-2、偏苯三酸三辛酯3-5、氯磺化聚乙烯4-6、硅酸钙4-5、促进剂M1-2、氢氧化铝2-3、1,1,1-三羟甲基丙烷三甲基丙烯酸酯3-5、硅酮4-5、邻苯二甲酸二辛酯2-4、环氧化油酸丁酯3-5、丙烯酸树脂15-25、醇酸树脂6-8、三元乙丙橡胶40-50、氧化钠2-4、填充剂8-12;
所述填充剂由下列重量份的原料制成:四丁基硫酸氢铵3-5、三油酸甘油酯6-10、壬基酚聚氧乙烯醚4-6、EVA聚合物8-12、异戊胶粉5-8、黄原胶2-3、甲基丙烯酸羟乙酯6-8、红磷2-3、二氧化硅微粉3-5、四甲基氢氧化铵8-10、氧化锆1-3、莫桑石1-2;其制备方法是将EVA聚合物和异戊胶粉投入高速混合机中,400-600转/分混合8-12分钟,所得物料备用;再将莫桑石置于1200-1400℃下煅烧3-5小时,冷却后粉碎成粉末,再与前面所得混合物料、四丁基硫酸氢铵、三油酸甘油酯、壬基酚聚氧乙烯醚、甲基丙烯酸羟乙酯、黄原胶、四甲基氢氧化铵混合后搅拌成浆,将所得浆液与红磷、二氧化硅微粉、氧化锆混合后置于硫化床中造粒20-40分钟即可。
所述电缆料的制备的具体步骤如下:
(1)将促进剂M、偏苯三酸三辛酯、氯磺化聚乙烯、促进剂M、1,1,1-三羟甲基丙烷三甲基丙烯酸酯、硅酮、邻苯二甲酸二辛酯、环氧化油酸丁酯混合后通过三辊研磨机研磨,备用;
(2)将步骤1所得物料与硅酸钙、氢氧化铝、丙烯酸树脂、醇酸树脂、三元乙丙橡胶、氧化钠、填充剂以及剩余物料加入到高速混合机中以750-850转/分混合10-15分钟;
(3)将步骤2所得物料投入双螺杆挤出机进行挤出造粒,挤出机的温度控制为加料段120-130℃,熔融段160-170℃,均化段200-210℃,机头170-180℃,模口180-190℃,螺杆转速为15-30转/分;
(4)将步骤3所得产品经筛选磁选后计量包装即可。
本发明的有益效果:
本发明的中心思想是发明一种适用于大功率的电缆料,同时具有优异的耐腐蚀耐老化等性能。
本发明的电缆料有着优异的光泽和韧性,并具有良好的耐磨、耐候和绝缘性,氯磺化聚乙烯与乙丙橡胶的共混,改善了电缆料的物理机械性能,增强了其可加工的性能。
填充剂中采用多种耐高温材料,并通过EVA聚合物与异戊胶粉的混合增加了成品的耐磨耐油等性能。
具体实施方案
下面结合以下具体实施方式对本发明作进一步的详细描述:
称取下列重量份(kg)的原料制成:促进剂M1、偏苯三酸三辛酯4、氯磺化聚乙烯5、硅酸钙4、促进剂M2、氢氧化铝2、1,1,1-三羟甲基丙烷三甲基丙烯酸酯4、硅酮4、邻苯二甲酸二辛酯3、环氧化油酸丁酯4、丙烯酸树脂20、醇酸树脂7、三元乙丙橡胶45、氧化钠3、填充剂10;
所述填充剂由下列重量份(kg)的原料制成:四丁基硫酸氢铵4、三油酸甘油酯8、壬基酚聚氧乙烯醚5、EVA聚合物10、异戊胶粉7、黄原胶2、甲基丙烯酸羟乙酯7、红磷2、二氧化硅微粉4、四甲基氢氧化铵9、氧化锆2、莫桑石2;其制备方法是将EVA聚合物和异戊胶粉投入高速混合机中,500转/分混合10分钟,所得物料备用;再将莫桑石置于1300℃下煅烧4小时,冷却后粉碎成粉末,再与前面所得混合物料、四丁基硫酸氢铵、三油酸甘油酯、壬基酚聚氧乙烯醚、甲基丙烯酸羟乙酯、黄原胶、四甲基氢氧化铵混合后搅拌成浆,将所得浆液与红磷、二氧化硅微粉、氧化锆混合后置于硫化床中造粒30分钟即可。
所述电缆料的制备的具体步骤如下:
(1)将促进剂M、偏苯三酸三辛酯、氯磺化聚乙烯、促进剂M、1,1,1-三羟甲基丙烷三甲基丙烯酸酯、硅酮、邻苯二甲酸二辛酯、环氧化油酸丁酯混合后通过三辊研磨机研磨,备用;
(2)将步骤1所得物料与硅酸钙、氢氧化铝、丙烯酸树脂、醇酸树脂、三元乙丙橡胶、氧化钠、填充剂以及剩余物料加入到高速混合机中以800转/分混合14分钟;
(3)将步骤2所得物料投入双螺杆挤出机进行挤出造粒,挤出机的温度控制为加料段125℃,熔融段165℃,均化段205℃,机头175℃,模口185℃,螺杆转速为25转/分;
(4)将步骤3所得产品经筛选磁选后计量包装即可。
经测试本发明的电缆料拉伸强度为16.4MPa,断裂伸长率为374%,氧指数为30%,在220℃×168h热空气老化后拉伸强度变化率小于8.3%,断裂伸长变化率小于7.5%,在20mol/L盐酸溶液中于24℃浸泡168h后断裂伸长率为337%,在20mol/L氢氧化钠溶液中于24℃浸泡168h后断裂伸长率为351%。

Claims (2)

1.一种大功率用可加工电缆料,其特征在于,由下列重量份的原料制成:促进剂M1-2、偏苯三酸三辛酯3-5、氯磺化聚乙烯4-6、硅酸钙4-5、促进剂M1-2、氢氧化铝2-3、1,1,1-三羟甲基丙烷三甲基丙烯酸酯3-5、硅酮4-5、邻苯二甲酸二辛酯2-4、环氧化油酸丁酯3-5、丙烯酸树脂15-25、醇酸树脂6-8、三元乙丙橡胶40-50、氧化钠2-4、填充剂8-12;
所述填充剂由下列重量份的原料制成:四丁基硫酸氢铵3-5、三油酸甘油酯6-10、壬基酚聚氧乙烯醚4-6、EVA聚合物8-12、异戊胶粉5-8、黄原胶2-3、甲基丙烯酸羟乙酯6-8、红磷2-3、二氧化硅微粉3-5、四甲基氢氧化铵8-10、氧化锆1-3、莫桑石1-2;其制备方法是将EVA聚合物和异戊胶粉投入高速混合机中,400-600转/分混合8-12分钟,所得物料备用;再将莫桑石置于1200-1400℃下煅烧3-5小时,冷却后粉碎成粉末,再与前面所得混合物料、四丁基硫酸氢铵、三油酸甘油酯、壬基酚聚氧乙烯醚、甲基丙烯酸羟乙酯、黄原胶、四甲基氢氧化铵混合后搅拌成浆,将所得浆液与红磷、二氧化硅微粉、氧化锆混合后置于硫化床中造粒20-40分钟即可。
2.根据权利要求书1所述的大功率用可加工电缆料,其特征在于,制备方法的具体步骤如下:
(1)将促进剂M、偏苯三酸三辛酯、氯磺化聚乙烯、促进剂M、1,1,1-三羟甲基丙烷三甲基丙烯酸酯、硅酮、邻苯二甲酸二辛酯、环氧化油酸丁酯混合后通过三辊研磨机研磨,备用;
(2)将步骤1所得物料与硅酸钙、氢氧化铝、丙烯酸树脂、醇酸树脂、三元乙丙橡胶、氧化钠、填充剂以及剩余物料加入到高速混合机中以750-850转/分混合10-15分钟;
(3)将步骤2所得物料投入双螺杆挤出机进行挤出造粒,挤出机的温度控制为加料段120-130℃,熔融段160-170℃,均化段200-210℃,机头170-180℃,模口180-190℃,螺杆转速为15-30转/分;
(4)将步骤3所得产品经筛选磁选后计量包装即可。
CN201510473781.0A 2015-08-05 2015-08-05 一种大功率用可加工电缆料及其制备方法 Pending CN105037962A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107383822A (zh) * 2017-08-03 2017-11-24 安徽新智电力科技有限公司 一种用于电缆的防冻防裂增强剂

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CN101575434A (zh) * 2009-06-23 2009-11-11 安徽纵横高科电缆股份有限公司 一种耐油橡套绝缘材料
CN102964699A (zh) * 2012-11-13 2013-03-13 安徽春辉仪表线缆集团有限公司 一种煅烧陶土改性的三元乙丙橡胶电缆料

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101205339A (zh) * 2006-12-21 2008-06-25 无锡江南电缆有限公司 电线电缆用乙丙橡皮
CN101575434A (zh) * 2009-06-23 2009-11-11 安徽纵横高科电缆股份有限公司 一种耐油橡套绝缘材料
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107383822A (zh) * 2017-08-03 2017-11-24 安徽新智电力科技有限公司 一种用于电缆的防冻防裂增强剂

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Application publication date: 20151111