CN103881250A - 一种防潮柔韧改性氯化聚乙烯电缆护套料 - Google Patents
一种防潮柔韧改性氯化聚乙烯电缆护套料 Download PDFInfo
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- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 claims description 3
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- 239000004480 active ingredient Substances 0.000 abstract 1
- MIMDHDXOBDPUQW-UHFFFAOYSA-N dioctyl decanedioate Chemical compound CCCCCCCCOC(=O)CCCCCCCCC(=O)OCCCCCCCC MIMDHDXOBDPUQW-UHFFFAOYSA-N 0.000 abstract 1
- 229910052982 molybdenum disulfide Inorganic materials 0.000 abstract 1
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- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
- C08L23/28—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or halogen-containing compounds
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- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
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Abstract
本发明涉及一种电缆料，具体涉及一种防潮柔韧改性氯化聚乙烯电缆护套料，该材料包含以下重量份的原料：氯化聚乙烯23-24，低密度聚乙烯12-14，EVA14-17，己二酸二辛酯13-14，葵二酸二辛酯12-13，麦饭石粉8-10，蛭石粉12-14，硅酸铝12-15，白碳黑10-15，氢化腰果酚3-4，儿茶酚1-2，氧化锌4-6，硬脂酸锌2.5-3.5，二硫化钼1-2，助剂14-16；该绝缘材料结合了氯化聚乙烯、低密度聚乙烯、EVA等原料的优点，制备的材料质轻柔韧，防水防潮，耐撕裂，耐化学试剂，耐油阻燃，能够广泛的用于制作各类电缆护套绝缘材料，市场需求前景广阔。
Description
技术领域
本发明涉及一种电缆料，具体涉及一种防潮柔韧改性氯化聚乙烯电缆护套料及其制备方法。
背景技术
随着经济的发展，需要使用电缆的场所变得多样化，对电缆用护套材料的性能指标有了更加严格和多样的要求，比如绝缘性、拉伸强度、使用温度、阻燃性能等指标均有严格的要求，不断的提高护套材料的性能，是经济和社会发展的迫切需求，传统的护套材料多存在阻燃性差、化学稳定性差，高温易变形、力学性能差、使用寿命短等问题，给实际使用带来很多不便，甚至威胁到人们的生命财产安全，因此，急需改变原有护套材料配方，改进材料性能，以适应电缆市场多样的需求。
发明内容
本发明的目的在于，提供一种防潮柔韧改性氯化聚乙烯电缆护套料，提升了传统氯化聚乙烯共混材料的性能，使其具备良好的力学性能和加工性能，能够适应特定的使用环境条件，为了实现上述目的，本发明采用的技术方案如下：
一种防潮柔韧改性氯化聚乙烯电缆护套料，其特征在于，本发明材料包含以下重量份的组分：氯化聚乙烯23-24，低密度聚乙烯12-14，EVA 14-17，己二酸二辛酯13-14，葵二酸二辛酯12-13，麦饭石粉8-10，蛭石粉12-14，硅酸铝12-15，白碳黑10-15，氢化腰果酚3-4，儿茶酚1-2，氧化锌4-6，硬脂酸锌2.5-3.5，二硫化钼1-2，助剂14-16。
所述的助剂包含以下重量份的原料：天青石20-24，1,6-己二异氰酸酯3-4，二缩三丙二醇二丙烯酸酯2-3，促进剂DM 3-4，四氧化三铁1-2，聚四氟乙烯3-4，铁矿渣粉末6-8，氢氧化铝8-10，玉石2-3，硬脂酸钙1-2，乙烯基三乙氧基硅烷2-3，花椒籽油1-2；制备方法是将天青石，玉石放入煅烧炉中在550-570℃下煅烧3-4小时，冷却，粉碎成50-100目后放入12-15%盐酸溶液中浸泡2-3小时，过滤出天青石，玉石粉末，清水洗净，烘干，粉碎成200-300目粉末，与其它剩余成分混合，研磨分散1-2小时，即得。
所述的一种防潮柔韧改性氯化聚乙烯电缆护套料，其制备方法为：将氯化聚乙烯、低密度聚乙烯、EVA共混均匀后，加入其他剩余成分，送入高速捏合机中，在80-120℃下捏合6-15min，待捏合料冷却后，送入双螺杆挤出机造粒，即得本发明的绝缘材料。
本发明结合了氯化聚乙烯、低密度聚乙烯、EVA等原料的优点，提升了传统氯化聚乙烯共混材料的性能，使其具有良好的加工性能和机械性能，制备的材料质轻柔韧，防水防潮，耐撕裂，耐化学试剂，耐油阻燃，使用寿命长，能够满足特定的使用环境条件，市场应用前景广阔。
具体实施方式
实施例
本实施例包含以下重量份的原料：氯化聚乙烯24，低密度聚乙烯14，EVA16，己二酸二辛酯14，葵二酸二辛酯13，麦饭石粉10，蛭石粉14，硅酸铝15，白碳黑15，氢化腰果酚4，儿茶酚2，氧化锌6，硬脂酸锌3.5，二硫化钼2，助剂15。
所述的助剂包含以下重量份的原料：天青石24，1,6-己二异氰酸酯4，二缩三丙二醇二丙烯酸酯3，促进剂DM 4，四氧化三铁2，聚四氟乙烯4，铁矿渣粉末8，氢氧化铝10，玉石3，硬脂酸钙2，乙烯基三乙氧基硅烷3，花椒籽油2；制备方法是将天青石，玉石放入煅烧炉中在570℃下煅烧4小时，冷却，粉碎成100目后放入15%盐酸溶液中浸泡3小时，过滤出天青石，玉石粉末，清水洗净，烘干，粉碎成300目粉末，与其它剩余成分混合，研磨分散2小时，即得。
所述的一种防潮柔韧改性氯化聚乙烯电缆护套料，其制备方法为：将氯化聚乙烯、低密度聚乙烯、EVA共混均匀后，加入其他剩余成分，送入高速捏合机中，在120℃下捏合15min，待捏合料冷却后，送入双螺杆挤出机造粒，即得本发明的绝缘材料。
本发明材料的性能测试结果为：拉伸强度为18.1Mpa，断裂伸长率为441%，经IRM902油90℃×70h处理后，拉伸强度和断裂伸长率分别为17.5Mpa、425%，经136℃×168h热空气老化后，拉伸强度保持率98.1%，断裂伸长率保持率为97.3%，20℃体积电阻率为1.38×1014Ω·m，经60℃的15%的NaCl溶液浸泡7天后，材料的吸液率为0.0008%，浸泡后体积电阻率变化率为0.0012%，经过80℃甲苯溶剂浸泡7天后，无明显溶胀和开裂现象，在-50℃条件下弯曲后不开裂，氧指数为40%。
Claims (2)
1.一种防潮柔韧改性氯化聚乙烯电缆护套料，其特征在于，该绝缘料由以下重量份的原料组成：氯化聚乙烯23-24，低密度聚乙烯12-14，EVA 14-17，己二酸二辛酯13-14，葵二酸二辛酯12-13，麦饭石粉8-10，蛭石粉12-14，硅酸铝12-15，白碳黑10-15，氢化腰果酚3-4，儿茶酚1-2，氧化锌4-6，硬脂酸锌2.5-3.5，二硫化钼1-2，助剂14-16；
所述的助剂包含以下重量份的原料：天青石20-24，1,6-己二异氰酸酯3-4，二缩三丙二醇二丙烯酸酯2-3，促进剂DM 3-4，四氧化三铁1-2，聚四氟乙烯3-4，铁矿渣粉末6-8，氢氧化铝8-10，玉石2-3，硬脂酸钙1-2，乙烯基三乙氧基硅烷2-3，花椒籽油1-2；制备方法是将天青石，玉石放入煅烧炉中在550-570℃下煅烧3-4小时，冷却，粉碎成50-100目后放入12-15%盐酸溶液中浸泡2-3小时，过滤出天青石，玉石粉末，清水洗净，烘干，粉碎成200-300目粉末，与其它剩余成分混合，研磨分散1-2小时，即得。
2.如权利要求1所述的一种防潮柔韧改性氯化聚乙烯电缆护套料，其制作工艺为：将氯化聚乙烯、低密度聚乙烯、EVA共混均匀后，加入其他剩余成分，送入高速捏合机中，在80-120℃下捏合6-15min，待捏合料冷却后，送入双螺杆挤出机造粒，即得本发明的绝缘材料。
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