CN106065145A - 一种电力电缆护套料 - Google Patents
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Abstract
本发明公开了一种电力电缆护套料,其原料按重量份包括:四丙氟橡胶20‑50份,高密度聚乙烯30‑60份,聚丙烯4‑16份,N,N′‑间亚苯基双马来酰亚胺1‑2份,过氧化二异丙苯0.2‑0.6份,三烯丙基异三聚氰酸酯0.2‑0.6份,改性蚕丝纤维15‑35份,纳米钛白粉5‑15份,白炭黑50‑60份,纳米碳酸钙20‑40份,煅烧陶土10‑30份,硅烷偶联剂1‑3份,硬脂酸0.5‑1.5份,氧化镁1‑2份,二甲基硅油0.4‑0.9份,PE蜡0.4‑0.9份,防老剂NBC 0.2‑1.2份,防老剂RD 0.2‑1.2份。本发明防水,热稳定性好,耐老化性能优异,且废弃后不污染环境。
Description
技术领域
本发明涉及电缆料技术领域,尤其涉及一种电力电缆护套料。
背景技术
由于电力电缆经常在一些严苛环境中使用,在长期使用过程中对电力电缆防水抗与老化性能要求极高,且在经常需要拉扯的环境中,对电力电缆的韧性也要求较高,现有技术中目前存在的这些问题亟待解决。
发明内容
本发明提出了一种电力电缆护套料,防水,热稳定性好,耐老化性能优异,且废弃后不污染环境。
本发明提出的一种电力电缆护套料,其原料按重量份包括:四丙氟橡胶20-50份,高密度聚乙烯30-60份,聚丙烯4-16份,N,N′-间亚苯基双马来酰亚胺1-2份,过氧化二异丙苯0.2-0.6份,三烯丙基异三聚氰酸酯0.2-0.6份,改性蚕丝纤维15-35份,纳米钛白粉5-15份,白炭黑50-60份,纳米碳酸钙20-40份,煅烧陶土10-30份,硅烷偶联剂1-3份,硬脂酸0.5-1.5份,氧化镁1-2份,二甲基硅油0.4-0.9份,PE蜡0.4-0.9份,防老剂NBC 0.2-1.2份,防老剂RD 0.2-1.2份。
优选地,改性蚕丝纤维采用如下工艺制备:按重量份5-15份脱脂菜粕、100-200份水、1-3份氢氧化钠混合均匀,升温至70-80℃加入5-12份甲醛搅拌5-15min,降温至室温加入0.5-1.5份硅烷偶联剂、20-40份蚕丝纤维、10-20份竹纤维、10-20份乳清蛋白混合搅拌均匀,加入1-2份羟基丁酸戊酸共聚酯、0.2-0.8份聚-β-羟丁酸混合搅拌均匀,加入2-6份纳米二氧化钛、2-10份苯酚搅拌20-40min,升温至130-150℃继续搅拌40-80min,冷却至室温,得到改性蚕丝纤维。
优选地,改性蚕丝纤维、纳米钛白粉、白炭黑、纳米碳酸钙、煅烧陶土的重量比为20-26:10-13:55-58:30-36:20-24。
优选地,改性蚕丝纤维、二甲基硅油、PE蜡的重量比为20-26:0.5-0.7:0.5-0.8。
优选地,改性蚕丝纤维、硅烷偶联剂的重量比为20-26:1.5-2。
优选地,N,N′-间亚苯基双马来酰亚胺、过氧化二异丙苯、三烯丙基异三聚氰酸酯、改性蚕丝纤维的重量比为1.6-1.8:0.3-0.5:0.3-0.5:20-26。
优选地,四丙氟橡胶、高密度聚乙烯、聚丙烯的重量比为30-38:40-50:10-14。
优选地,所述的电力电缆护套料,其原料按重量份包括:四丙氟橡胶30-38份,高密度聚乙烯40-50份,聚丙烯10-14份,N,N′-间亚苯基双马来酰亚胺1.6-1.8份,过氧化二异丙苯0.3-0.5份,三烯丙基异三聚氰酸酯0.3-0.5份,改性蚕丝纤维20-26份,纳米钛白粉10-13份,白炭黑55-58份,纳米碳酸钙30-36份,煅烧陶土20-24份,硅烷偶联剂1.5-2份,硬脂酸0.8-1.2份,氧化镁1.4-1.7份,二甲基硅油0.5-0.7份,PE蜡0.5-0.8份,防老剂NBC 0.6-1份,防老剂RD 0.6-1份。
本发明中,采用四丙氟橡胶、高密度聚乙烯、聚丙烯为主料,并采用N,N′-间亚苯基双马来酰亚胺、过氧化二异丙苯、三烯丙基异三聚氰酸酯协同硫化,制品抗老化、防水、韧性极为优异,进一步与加入的改性蚕丝纤维配合作用,制品防水,热稳定性好,耐老化,韧性好;其中在改性蚕丝纤维中,脱脂菜粕经过氢氧化钠预处理后,在甲醛、苯酚、硅烷偶联剂、羟基丁酸戊酸共聚酯、聚-β-羟丁酸的作用下,与蚕丝纤维、竹纤维、乳清蛋白作用,构建的特殊的空间结构,不仅可有效容纳四丙氟橡胶、高密度聚乙烯、聚丙烯与纳米钛白粉、白炭黑、纳米碳酸钙、煅烧陶土,相互间结合力强,且韧性好,且制品分子量大,比表面积大,表面能高,防水、热稳定效果极好,且废弃后不污染环境,而改性蚕丝纤维与硅烷偶联剂协同作用,可有效提高各原料的相容性,促使无机原料和有机原料的接枝从而形成整体,制品防水与热稳定进一步增强,但硬度较高,而改性蚕丝纤维与二甲基硅油、PE蜡协同作用,可有效促进原料混合均匀,且在保证制品一定硬度的前提下,韧性极好。
具体实施方式
下面,通过具体实施例对本发明的技术方案进行详细说明。
实施例1
一种电力电缆护套料,其原料按重量份包括:四丙氟橡胶50份,高密度聚乙烯30份,聚丙烯16份,N,N′-间亚苯基双马来酰亚胺1份,过氧化二异丙苯0.6份,三烯丙基异三聚氰酸酯0.2份,改性蚕丝纤维35份,纳米钛白粉5份,白炭黑60份,纳米碳酸钙20份,煅烧陶土30份,硅烷偶联剂1份,硬脂酸1.5份,氧化镁1-份,二甲基硅油0.9份,PE蜡0.4份,防老剂NBC1.2份,防老剂RD 0.2份。
实施例2
一种电力电缆护套料,其原料按重量份包括:四丙氟橡胶20份,高密度聚乙烯60份,聚丙烯4份,N,N′-间亚苯基双马来酰亚胺2份,过氧化二异丙苯0.2份,三烯丙基异三聚氰酸酯0.6份,改性蚕丝纤维15份,纳米钛白粉15份,白炭黑50份,纳米碳酸钙40份,煅烧陶土10份,硅烷偶联剂3份,硬脂酸0.5份,氧化镁2份,二甲基硅油0.4份,PE蜡0.9份,防老剂NBC 0.2份,防老剂RD 1.2份。
实施例3
一种电力电缆护套料,其原料按重量份包括:四丙氟橡胶30-38份,高密度聚乙烯40-50份,聚丙烯10-14份,N,N′-间亚苯基双马来酰亚胺1.6-1.8份,过氧化二异丙苯0.3-0.5份,三烯丙基异三聚氰酸酯0.3-0.5份,改性蚕丝纤维20-26份,纳米钛白粉13份,白炭黑55份,纳米碳酸钙36份,煅烧陶土20份,硅烷偶联剂2份,硬脂酸0.8份,氧化镁1.7份,二甲基硅油0.5份,PE蜡0.8份,防老剂NBC 0.6份,防老剂RD 1份。
改性蚕丝纤维采用如下工艺制备:按重量份5份脱脂菜粕、200份水、1份氢氧化钠混合均匀,升温至80℃加入5份甲醛搅拌15min,降温至室温加入0.5份硅烷偶联剂、40份蚕丝纤维、10份竹纤维、20份乳清蛋白混合搅拌均匀,加入1份羟基丁酸戊酸共聚酯、0.8份聚-β-羟丁酸混合搅拌均匀,加入2份纳米二氧化钛、10份苯酚搅拌20min,升温至150℃继续搅拌40min,冷却至室温,得到改性蚕丝纤维。
实施例4
一种电力电缆护套料,其原料按重量份包括:四丙氟橡胶38份,高密度聚乙烯40份,聚丙烯14份,N,N′-间亚苯基双马来酰亚胺1.6份,过氧化二异丙苯0.5份,三烯丙基异三聚氰酸酯0.3份,改性蚕丝纤维26份,纳米钛白粉10份,白炭黑58份,纳米碳酸钙30份,煅烧陶土24份,硅烷偶联剂1.5份,硬脂酸1.2份,氧化镁1.4份,二甲基硅油0.7份,PE蜡0.5份,防老剂NBC 1份,防老剂RD 0.6份。
改性蚕丝纤维采用如下工艺制备:按重量份15份脱脂菜粕、100份水、3份氢氧化钠混合均匀,升温至70℃加入12份甲醛搅拌5min,降温至室温加入1.5份硅烷偶联剂、20份蚕丝纤维、20份竹纤维、10份乳清蛋白混合搅拌均匀,加入2份羟基丁酸戊酸共聚酯、0.2份聚-β-羟丁酸混合搅拌均匀,加入6份纳米二氧化钛、2份苯酚搅拌40min,升温至130℃继续搅拌80min,冷却至室温,得到改性蚕丝纤维。
实施例5
一种电力电缆护套料,其原料按重量份包括:四丙氟橡胶34份,高密度聚乙烯46份,聚丙烯12份,N,N′-间亚苯基双马来酰亚胺1.7份,过氧化二异丙苯0.42份,三烯丙基异三聚氰酸酯0.42份,改性蚕丝纤维23份,纳米钛白粉12份,白炭黑56份,纳米碳酸钙34份,煅烧陶土22份,硅烷偶联剂1.8份,硬脂酸0.92份,氧化镁1.6份,二甲基硅油0.6份,PE蜡0.65份,防老剂NBC 0.8份,防老剂RD 0.8份。
改性蚕丝纤维采用如下工艺制备:按重量份12份脱脂菜粕、140份水、2份氢氧化钠混合均匀,升温至76℃加入10份甲醛搅拌10min,降温至室温加入1.2份硅烷偶联剂、32份蚕丝纤维、15份竹纤维、16份乳清蛋白混合搅拌均匀,加入1.4份羟基丁酸戊酸共聚酯、0.6份聚-β-羟丁酸混合搅拌均匀,加入4份纳米二氧化钛、6份苯酚搅拌32min,升温至142℃继续搅拌60min,冷却至室温,得到改性蚕丝纤维。
以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。
Claims (8)
1.一种电力电缆护套料,其特征在于,其原料按重量份包括:四丙氟橡胶20-50份,高密度聚乙烯30-60份,聚丙烯4-16份,N,N′-间亚苯基双马来酰亚胺1-2份,过氧化二异丙苯0.2-0.6份,三烯丙基异三聚氰酸酯0.2-0.6份,改性蚕丝纤维15-35份,纳米钛白粉5-15份,白炭黑50-60份,纳米碳酸钙20-40份,煅烧陶土10-30份,硅烷偶联剂1-3份,硬脂酸0.5-1.5份,氧化镁1-2份,二甲基硅油0.4-0.9份,PE蜡0.4-0.9份,防老剂NBC 0.2-1.2份,防老剂RD0.2-1.2份。
2.根据权利要求1所述的电力电缆护套料,其特征在于,改性蚕丝纤维采用如下工艺制备:按重量份5-15份脱脂菜粕、100-200份水、1-3份氢氧化钠混合均匀,升温至70-80℃加入5-12份甲醛搅拌5-15min,降温至室温加入0.5-1.5份硅烷偶联剂、20-40份蚕丝纤维、10-20份竹纤维、10-20份乳清蛋白混合搅拌均匀,加入1-2份羟基丁酸戊酸共聚酯、0.2-0.8份聚-β-羟丁酸混合搅拌均匀,加入2-6份纳米二氧化钛、2-10份苯酚搅拌20-40min,升温至130-150℃继续搅拌40-80min,冷却至室温,得到改性蚕丝纤维。
3.根据权利要求1或2所述的电力电缆护套料,其特征在于,改性蚕丝纤维、纳米钛白粉、白炭黑、纳米碳酸钙、煅烧陶土的重量比为20-26:10-13:55-58:30-36:20-24。
4.根据权利要求1-3任一项所述的电力电缆护套料,其特征在于,改性蚕丝纤维、二甲基硅油、PE蜡的重量比为20-26:0.5-0.7:0.5-0.8。
5.根据权利要求1-4任一项所述的电力电缆护套料,其特征在于,改性蚕丝纤维、硅烷偶联剂的重量比为20-26:1.5-2。
6.根据权利要求1-5任一项所述的电力电缆护套料,其特征在于,N,N′-间亚苯基双马来酰亚胺、过氧化二异丙苯、三烯丙基异三聚氰酸酯、改性蚕丝纤维的重量比为1.6-1.8:0.3-0.5:0.3-0.5:20-26。
7.根据权利要求1-6任一项所述的电力电缆护套料,其特征在于,四丙氟橡胶、高密度聚乙烯、聚丙烯的重量比为30-38:40-50:10-14。
8.根据权利要求1-7任一项所述的电力电缆护套料,其特征在于,其原料按重量份包括:四丙氟橡胶30-38份,高密度聚乙烯40-50份,聚丙烯10-14份,N,N′-间亚苯基双马来酰亚胺1.6-1.8份,过氧化二异丙苯0.3-0.5份,三烯丙基异三聚氰酸酯0.3-0.5份,改性蚕丝纤维20-26份,纳米钛白粉10-13份,白炭黑55-58份,纳米碳酸钙30-36份,煅烧陶土20-24份,硅烷偶联剂1.5-2份,硬脂酸0.8-1.2份,氧化镁1.4-1.7份,二甲基硅油0.5-0.7份,PE蜡0.5-0.8份,防老剂NBC 0.6-1份,防老剂RD 0.6-1份。
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