CN108586897A - 一种水马用耐老化聚乙烯材料 - Google Patents

一种水马用耐老化聚乙烯材料 Download PDF

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CN108586897A
CN108586897A CN201810547425.2A CN201810547425A CN108586897A CN 108586897 A CN108586897 A CN 108586897A CN 201810547425 A CN201810547425 A CN 201810547425A CN 108586897 A CN108586897 A CN 108586897A
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张先根
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Abstract

本发明公开了一种水马用耐老化聚乙烯材料,其原料按重量份包括:高密度聚乙烯80‑100份,复合填料40‑60份,马来酸酐接枝聚烯烃7‑9份,阻燃剂30‑40份,聚乙烯蜡3‑5份,环氧大豆油4‑6份,Si69 1‑2份,过氧化二异丙苯0.5‑1份,双25 0.1‑0.3份,促进剂D 0.1‑0.3份,复合抗氧剂5‑7份。本发明具有良好的抗紫外线老化性能。

Description

一种水马用耐老化聚乙烯材料
技术领域
本发明涉及塑料技术领域,尤其涉及一种水马用耐老化聚乙烯材料。
背景技术
水马是一种用于分割路面或是形成阻挡的塑料壳体,一般是上小下大的结构,物体有孔可以注水增加重量,更具缓冲弹性,放空水可以自由移动,部分水马还有横向的通孔以便通过杆子连接形成更长的阻挡链或阻挡墙,是现在交通道路设施常用的产品之一。水马包括围栏和围挡。
水马常用材料为高密度聚乙烯材料,不同于中、低密度聚乙烯,它有很好的再生反复利用的特性。但是其耐紫外线性能较差,而水马长时间暴露在马路上面,受到高温、暴晒,往往会大幅缩短水马的使用寿命。
发明内容
基于背景技术存在的技术问题,本发明提出了一种水马用耐老化聚乙烯材料,本发明具有良好的抗紫外线老化性能。
本发明提出的一种水马用耐老化聚乙烯材料,其原料按重量份包括:高密度聚乙烯80-100份,复合填料40-60份,马来酸酐接枝聚烯烃7-9份,阻燃剂30-40份,聚乙烯蜡3-5份,环氧大豆油4-6份,Si69 1-2份,过氧化二异丙苯0.5-1份,双25 0.1-0.3份,促进剂D0.1-0.3份,复合抗氧剂5-7份。
优选地,复合填料包括:炭黑、改性纳米二氧化钛、改性纳米氧化锌。
优选地,复合抗氧剂包括:UV531、紫外线吸收剂RMB、光稳定剂L-944。
优选地,炭黑、改性纳米二氧化钛、改性纳米氧化锌的重量比为2-3:3-4:1-2。
优选地,UV531、紫外线吸收剂RMB、光稳定剂L-944的重量比为2-3:0.5-0.7:0.8-1。
优选地,炭黑为炭黑N220和炭黑N660的混合物,其中,炭黑N220和炭黑N660的重量比为2-3:0.5-1。
优选地,改性纳米二氧化钛为3-氨丙基三乙氧基硅烷改性纳米二氧化钛。
优选地,改性纳米氧化锌为NDZ-201钛酸脂改性纳米氧化锌。
优选地,改性纳米二氧化钛为300-500目,改性纳米氧化锌为200-300目。
按本领域常用塑料制备技术进行制备得到水马用耐老化聚乙烯材料。
本发明选用炭黑、改性纳米二氧化钛、改性纳米氧化锌相互配合,吸收紫外光,降低紫外光对本发明的腐蚀,且炭黑、改性纳米氧化锌与改性纳米二氧化钛配合,在吸收紫外线的同时,降低二氧化钛的光催化作用,从而进一步增加本发明的耐老化性能;纳米二氧化钛和纳米氧化锌经改性后与炭黑以合适比例和粒径相互配合,使其与高密度聚乙烯能均匀分散,从而在增加本发明的抗紫外线老化性能的同时,保持本发明的机械性能;炭黑、改性纳米二氧化钛、改性纳米氧化锌与UV531、紫外线吸收剂RMB、光稳定剂L-944相互配合,吸收紫外线,增加光稳定性,从而进一步增加本发明的抗紫外线性能;马来酸酐接枝聚烯烃与Si69、聚乙烯蜡相互配合,促进各物料均匀分散,从而保持本发明的机械性能;过氧化二异丙苯、双25、促进剂D构成交联体系,交联成网状进一步增加本发明的机械性能。
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
一种水马用耐老化聚乙烯材料,其原料按重量份包括:高密度聚乙烯90份,复合填料50份,马来酸酐接枝聚烯烃8份,阻燃剂35份,聚乙烯蜡4份,环氧大豆油5份,Si69 1.5份,过氧化二异丙苯0.7份,双25 0.2份,促进剂D 0.2份,复合抗氧剂6份。
实施例2
一种水马用耐老化聚乙烯材料,其原料按重量份包括:高密度聚乙烯80份,复合填料60份,马来酸酐接枝聚烯烃7份,阻燃剂40份,聚乙烯蜡3份,环氧大豆油6份,Si69 1份,过氧化二异丙苯1份,双25 0.1份,促进剂D 0.3份,复合抗氧剂5份;
其中,复合填料包括:炭黑、改性纳米二氧化钛、改性纳米氧化锌;
复合抗氧剂包括:UV531、紫外线吸收剂RMB、光稳定剂L-944。
实施例3
一种水马用耐老化聚乙烯材料,其原料按重量份包括:高密度聚乙烯100份,复合填料40份,马来酸酐接枝聚烯烃9份,阻燃剂30份,聚乙烯蜡5份,环氧大豆油4份,Si69 2份,过氧化二异丙苯0.5份,双25 0.3份,促进剂D 0.1份,复合抗氧剂7份;
其中,复合填料包括:炭黑、改性纳米二氧化钛、改性纳米氧化锌,其中,炭黑、改性纳米二氧化钛、改性纳米氧化锌的重量比为2:4:1;
复合抗氧剂包括:UV531、紫外线吸收剂RMB、光稳定剂L-944,其中,UV531、紫外线吸收剂RMB、光稳定剂L-944的重量比为3:0.5:1。
实施例4
一种水马用耐老化聚乙烯材料,其原料按重量份包括:高密度聚乙烯85份,复合填料55份,马来酸酐接枝聚烯烃7.5份,阻燃剂38份,聚乙烯蜡3.5份,环氧大豆油5.5份,Si691.3份,过氧化二异丙苯0.8份,双25 0.15份,促进剂D 0.25份,复合抗氧剂5.5份;
其中,复合填料包括:炭黑、500目3-氨丙基三乙氧基硅烷改性纳米二氧化钛、200目NDZ-201钛酸脂改性纳米氧化锌,其中,炭黑、3-氨丙基三乙氧基硅烷改性纳米二氧化钛、NDZ-201钛酸脂改性纳米氧化锌的重量比为3:3:2;
复合抗氧剂包括:UV531、紫外线吸收剂RMB、光稳定剂L-944,其中,UV531、紫外线吸收剂RMB、光稳定剂L-944的重量比为2:0.7:0.8;
炭黑为炭黑N220和炭黑N660的混合物,其中,炭黑N220和炭黑N660的重量比为3:0.5。
实施例5
一种水马用耐老化聚乙烯材料,其原料按重量份包括:高密度聚乙烯95份,复合填料45份,马来酸酐接枝聚烯烃8.5份,阻燃剂32份,聚乙烯蜡4.5份,环氧大豆油4.5份,Si691.7份,过氧化二异丙苯0.6份,双25 0.25份,促进剂D 0.15份,复合抗氧剂6.5份;
其中,复合填料包括:炭黑、300目3-氨丙基三乙氧基硅烷改性纳米二氧化钛、300目NDZ-201钛酸脂改性纳米氧化锌,其中,炭黑、3-氨丙基三乙氧基硅烷改性纳米二氧化钛、NDZ-201钛酸脂改性纳米氧化锌的重量比为2.5:3.5:1.5;
复合抗氧剂包括:UV531、紫外线吸收剂RMB、光稳定剂L-944,其中,UV531、紫外线吸收剂RMB、光稳定剂L-944的重量比为2.5:0.6:0.9;
炭黑为炭黑N220和炭黑N660的混合物,其中,炭黑N220和炭黑N660的重量比为2:1。
试验例1
空白例:按照实施例5配制聚乙烯材料,其中,不加复合填料和复合抗氧剂,其他物料配比与实施例5相同。
对实施例5和空白例在波长为340nm下进行紫外线老化2000h试验,结果如下
项目 空白例 实施例5
弯曲强度损失率 38% 13%
表面裂纹 较多 较少
由上表可以看出,本发明耐紫外线性能好。
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 (9)

1.一种水马用耐老化聚乙烯材料,其特征在于,其原料按重量份包括:高密度聚乙烯80-100份,复合填料40-60份,马来酸酐接枝聚烯烃7-9份,阻燃剂30-40份,聚乙烯蜡3-5份,环氧大豆油4-6份,Si69 1-2份,过氧化二异丙苯0.5-1份,双25 0.1-0.3份,促进剂D 0.1-0.3份,复合抗氧剂5-7份。
2.根据权利要求1所述水马用耐老化聚乙烯材料,其特征在于,复合填料包括:炭黑、改性纳米二氧化钛、改性纳米氧化锌。
3.根据权利要求1或2所述水马用耐老化聚乙烯材料,其特征在于,复合抗氧剂包括:UV531、紫外线吸收剂RMB、光稳定剂L-944。
4.根据权利要求2所述水马用耐老化聚乙烯材料,其特征在于,炭黑、改性纳米二氧化钛、改性纳米氧化锌的重量比为2-3:3-4:1-2。
5.根据权利要求3所述水马用耐老化聚乙烯材料,其特征在于,UV531、紫外线吸收剂RMB、光稳定剂L-944的重量比为2-3:0.5-0.7:0.8-1。
6.根据权利要求2所述水马用耐老化聚乙烯材料,其特征在于,炭黑为炭黑N220和炭黑N660的混合物,其中,炭黑N220和炭黑N660的重量比为2-3:0.5-1。
7.根据权利要求2所述水马用耐老化聚乙烯材料,其特征在于,改性纳米二氧化钛为3-氨丙基三乙氧基硅烷改性纳米二氧化钛。
8.根据权利要求2所述水马用耐老化聚乙烯材料,其特征在于,改性纳米氧化锌为NDZ-201钛酸脂改性纳米氧化锌。
9.根据权利要求2所述水马用耐老化聚乙烯材料,其特征在于,改性纳米二氧化钛为300-500目,改性纳米氧化锌为200-300目。
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110872415A (zh) * 2019-11-28 2020-03-10 徐州庆和新材料有限公司 一种抗压耐老化的水马围挡及其吹塑成型工艺

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110872415A (zh) * 2019-11-28 2020-03-10 徐州庆和新材料有限公司 一种抗压耐老化的水马围挡及其吹塑成型工艺

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