CN110667219A - 一种汽车脚垫tpe复合材料及其制备方法 - Google Patents

一种汽车脚垫tpe复合材料及其制备方法 Download PDF

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CN110667219A
CN110667219A CN201910958036.3A CN201910958036A CN110667219A CN 110667219 A CN110667219 A CN 110667219A CN 201910958036 A CN201910958036 A CN 201910958036A CN 110667219 A CN110667219 A CN 110667219A
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parts
tpe
composite material
layer
xpe
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CN110667219B (zh
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邓中文
张宏旺
王振祥
陈庆荣
郑美乾
王光艳
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Fujian Enmet New Materials Co Ltd
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Fujian Enmet New Materials Co Ltd
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Abstract

本发明公开了一种汽车脚垫TPE复合材料及其制备方法，所述汽车脚垫TPE复合材料从上到下依次包括TPE面膜层、XPE高弹阻燃层、玻璃纤维增韧层、XPE高弹阻燃层、TPE底膜层。本发明在结构上进行改进，使得产品寿命大大增加，采用玻璃纤维进行增韧，而双层的高弹XPE材料会让用户身心得到更加舒适的体验，产品具有防滑性能高、阻燃性能好、弹性高、防老化、清洗方便、防水防油、无刺激性气味等优点。

Description

一种汽车脚垫TPE复合材料及其制备方法
技术领域
本发明涉及汽车脚垫领域，具体涉及一种汽车脚垫TPE复合材料及其制备方法。
背景技术
随着社会的飞速发展，汽车成为了我们生活出行的必需品，随之而来的汽车内饰越来越受到人们和企业的重视。传统的汽车脚垫材料局限性很大，如：异味、易变色、老化、舒适度不够等等，并且有些劣质的脚垫产品散发出来的VOC还严重的威胁人们的身心健康。
发明内容
本发明的目的在于针对现有技术的不足，提供一种一种汽车脚垫TPE复合材料及其制备方法。
为了实现上述目的，本发明采用以下技术方案：
一种汽车脚垫TPE复合材料，其从上到下依次包括TPE面膜层、XPE高弹阻燃层、玻璃纤维增韧层、XPE高弹阻燃层、TPE底膜层，所述TPE面膜层和TPE底膜层均由以下重量份的原料制成：
SEBS树脂 100份； 聚乙烯：5-45份； 色母粒：1-5份；
抗氧剂 0.1-5份； 抗菌剂 0.1-5份。
所述的抗氧剂为抗氧剂1076、抗氧剂3114、抗氧剂330、抗氧剂1098中的一种或两种。
所述的XPE高弹阻燃层由以下重量份的原料制成：
PE树脂 100份； EVA树脂 20-50份； 色母粒 1-5份；
AC造粒料 6-30份； DCP造粒料 5-30份 阻燃颗粒 3-15份；
抗菌剂 0.1-5份。
所述的TPE面膜层、TPE底膜层或XPE高弹阻燃层中的色母粒均由以下重量份的原料组成：PE树脂100份、色粉10份。
所述的AC造粒料由以下重量份的原料组成：PE树脂100份、偶氮二甲酰胺（AC）原粉50份。AC原粉为江苏索普集团提供。
所述的DCP造粒料由以下重量份的原料组成：PE树脂100份、DCP颗粒5份。
所述的阻燃颗粒由以下重量份的原料组成：十溴二苯乙烷100份、三氧化二锑 50份。
本发明还提供了所述汽车脚垫TPE复合材料的制备方法，包括以下步骤：
1）称取制造XPE高弹阻燃层的原料，混合干燥后，采用挤出发泡工艺生产出XPE高弹阻燃层，挤出段机筒温度、法兰温度设定为90-120℃，模具温度设定为115-125℃，挤出机转速为25-30rpm；发泡采用三段式发泡，一段发泡温度为100-140℃，二段发泡温度为140-190℃，三段发泡温度为200-240℃，钢网速度为1.5-3m/min 。
2）称取生产TPE面膜层/TPE底膜层的原料，均匀混合干燥后，通过流延工艺挤出机生产出TPE面膜层/TPE底膜层；
3）依序将TPE面膜层、XPE高弹阻燃层、玻璃纤维、XPE高弹阻燃层、TPE底膜层进行热贴合得到复合材料；
4）将所述复合材料通过热压成型工艺以90-130℃的温度热压成型，得到汽车脚垫TPE复合材料。
进一步的，所述热贴合是以15-25s/md的速度在30-50kgf、170-190℃条件下进行贴合。
本发明采用以上技术方案，提供一种多功能环保型型汽车脚垫TPE复合材料。所述汽车脚垫TPE复合材料所使用的XPE具有阻燃氧指数可以达到25以上，倍率为30P高弹性材料。所使用的TPE膜层具有很高的防滑性、防老化、防水防油。本发明所用的原料均为环保材料，产品的气味等级根据SGS机构检测可以达到7级以上。本发明在结构上采用玻璃纤维进行增韧改进，使得产品寿命大大增加，而双层的高弹XPE材料会让用户身心得到更加舒适的体验。
具体实施方式
一种汽车脚垫TPE复合材料，其从上到下依次包括TPE面膜层、XPE高弹阻燃层、玻璃纤维增韧层、XPE高弹阻燃层、TPE底膜层；
所述TPE面膜层和TPE底膜层均由以下重量份的原料制成：SEBS树脂 100份、聚乙烯 5-45份、色母粒 1-5份、抗氧剂 0.1-5份、抗菌剂 0.1-5份；
所述的XPE高弹阻燃层由以下重量份的原料制成：PE树脂 100份、EVA树脂20-50份、色母粒：1-5份、AC造粒料：6-30份、DCP造粒料 5-30份、阻燃颗粒3-15份、抗菌剂0.1-5份；
所述汽车脚垫TPE复合材料的制备方法，包括以下步骤：
1）称取制造XPE高弹阻燃层的原料，混合干燥后，采用挤出发泡工艺生产出XPE高弹阻燃层，挤出段机筒温度、法兰温度设定为90-120℃，模具温度设定为115-125℃，挤出机转速为25-30rpm；发泡采用三段式发泡，一段发泡温度为100-140℃，二段发泡温度为140-190℃，三段发泡温度为200-240℃，钢网速度为1.5-3m/min 。
2）称取生产所需TPE面膜层/TPE底膜层的原料，均匀混合干燥后，通过流延工艺挤出机生产出TPE面膜层/TPE底膜层；
3）依序将TPE面膜层、XPE高弹阻燃层、玻璃纤维、XPE高弹阻燃层、TPE底膜层进行热贴合得到复合材料；所述热贴合是以15-25s/md的速度在30-50kgf、170-190℃条件下进行贴合；
4）将所述复合材料通过热压成型工艺以90-130℃的温度热压成型，得到汽车脚垫TPE复合材料。
在以下的实施例中，所述TPE面膜层和TPE底膜层的抗氧剂为抗氧剂1076、抗氧剂3114、抗氧剂330、抗氧剂1098中的一种或两种。
所述的TPE面膜层、TPE底膜层或XPE高弹阻燃层中的色母粒均由以下重量份的原料组成：PE树脂100份、色粉10份。
所述的XPE高弹阻燃层中的AC造粒料由以下重量份的原料组成：PE树脂100份、AC原粉50份。
所述的XPE高弹阻燃层中的DCP造粒料由以下重量份的原料组成：PE树脂100份、DCP颗粒5份。
所述的XPE高弹阻燃层中的阻燃颗粒由以下重量份的原料组成：十溴二苯乙烷100份、三氧化二锑 50份。
实施例1
一种汽车脚垫TPE复合材料，其从上到下依次包括TPE面膜层、XPE高弹阻燃层、玻璃纤维增韧层、XPE高弹阻燃层、TPE底膜层，其制备方法如下：
1）称取PE树脂100份、EVA树脂30份、色母粒2份、AC造粒料20份、DCP造粒料30份、阻燃颗粒6份、抗菌剂0.8份，在混合搅拌机中将原料进行混合30min，放在110℃烘箱中除湿干燥4h以上，然后采用挤出发泡工艺生产出XPE高弹阻燃层，挤出段机筒1到6区温度设定为100℃、105℃、110℃、110℃、108℃、105℃，法兰温度设定为95℃，模具温度1到6区设定为120℃，挤出机转速为25r，母片厚度为2.0mm，宽度为65cm，发泡采用三段式发泡，一段发泡温度为120℃，二段温度发泡为160℃，三段发泡温度为230℃，钢网速度为1.8m/min；
2）称取SEBS树脂100份，聚乙烯树脂20份、色母粒2份、抗氧剂0.5份、抗菌剂0.5份，在混合搅拌机中将原料进行混合30min，放在110℃烘箱中除湿干燥4h以上，通过流延工艺挤出机挤出TPE面膜层和TPE底膜层；
3）将TPE面膜层与步骤1)中的XPE高弹阻燃层以22s/md的速度在35kgf、185℃下贴合制得复合材料A；
4) 将复合材料A、玻璃纤维、XPE高弹阻燃层通过热贴合工艺贴合制得复合材料B；
5) 复合材料B的XPE高弹阻燃层面和TPE底膜层进行热贴合制得复合材料C；
6）将复合材料C通过热压成型工艺以110℃的温度热压成型，得到汽车脚垫TPE复合材料。
实施例2
一种汽车脚垫TPE复合材料，其从上到下依次包括TPE面膜层、XPE高弹阻燃层、玻璃纤维增韧层、XPE高弹阻燃层、TPE底膜层，其制备方法如下：
1）称取PE树脂100份、EVA树脂40份、色母粒2份、AC造粒料30份、DCP造粒料26份、阻燃颗粒10份、抗菌剂1份，在混合搅拌机中将原料进行混合30min，放在110℃烘箱中除湿干燥4h以上，采用挤出发泡工艺生产出XPE高弹阻燃层；挤出段机筒1到6区温度设定为98℃、105℃、108℃、108℃、105℃、103℃，法兰温度设定为95℃，模具温度1到6区设定为118℃，挤出机转速为22r，母片厚度为2.0mm，宽度为65cm，发泡采用三段式发泡，一段发泡温度为125℃，二段发泡温度为180℃，三段发泡温度为225℃，钢网速度为1.7m/min；
2）称取SEBS树脂100份，聚乙烯树脂40份、色母粒3份、抗氧剂1份、抗菌剂1份，在混合搅拌机中将原料进行混合30min，放在110℃烘箱中除湿干燥4h以上，通过流延工艺挤出机挤出TPE面膜层和TPE底膜层；
3）将TPE面膜层与步骤1)中的XPE高弹阻燃层以25s/md的速度在33kgf、180℃下贴合制得复合材料A；
4）将复合材料A、玻璃纤维、XPE高弹阻燃层通过热贴合工艺贴合制得复合材料B；
5) 复合材料B的XPE高弹阻燃层面和TPE底膜层进行热贴合制得复合材料C；
6）将复合材料C通过热压压成型工艺以115℃的温度热压成型，得到汽车脚垫TPE复合材料。
实施例3
一种汽车脚垫TPE复合材料，其从上到下依次包括TPE面膜层、XPE高弹阻燃层、玻璃纤维增韧层、XPE高弹阻燃层、TPE底膜层，其制备方法如下：
1）称取PE树脂100份、EVA树脂25份、色母粒2份、AC造粒料25份、DCP造粒料32份、阻燃颗粒5份、抗菌剂1份，在混合搅拌机中将原料进行混合30min，放在110℃烘箱中除湿干燥4h以上，采用挤出发泡工艺生产出XPE高弹阻燃层，挤出段机筒1到6区温度设定为105℃、110℃、115℃、117℃、110℃、105℃，法兰温度设定为100℃，模具温度1到6区设定为120℃，挤出机转速为29r，母片厚度为2.0mm，宽度为65cm，发泡采用三段式发泡，一段发泡温度为115℃，二段发泡温度为170℃，三段发泡温度为228℃，钢网速度为1.8m/min；
2）称取SEBS树脂100份，PE树脂30份、色母粒2份、抗氧剂0.3份、抗菌剂0.8份，在混合搅拌机中将原料进行混合30min，放在110℃烘箱中中除湿干燥4h以上，通过流延工艺挤出机挤出TPE面膜层和TPE底膜层；
3）将TPE面膜层与步骤1)中的XPE高弹阻燃层以26s/md的速度在40kgf、175℃下贴合制得复合材料A；
4）将复合材料A、玻璃纤维、XPE高弹阻燃层通过热贴合工艺贴合制得复合材料B；
5) 复合材料B的XPE高弹阻燃层面和TPE底膜层进行热贴合制得复合材料C；
6）将复合材料C通过热压压成型工艺以110℃的温度热压成型，得到汽车脚垫TPE复合材料。

Claims (9)

1.一种汽车脚垫TPE复合材料，其特征在于：其从上到下依次包括TPE面膜层、XPE高弹阻燃层、玻璃纤维增韧层、XPE高弹阻燃层、TPE底膜层，所述TPE面膜层和TPE底膜层均由以下重量份的原料制成：
SEBS树脂 100份； 聚乙烯 5-45份； 色母粒 1-5份；
抗氧剂 0.1-5份； 抗菌剂 0.1-5份。
2.根据权利要求1所述的一种汽车脚垫TPE复合材料，其特征在于：所述的抗氧剂为抗氧剂1076、抗氧剂3114、抗氧剂330、抗氧剂1098中的一种或两种。
3.根据权利要求1所述的一种汽车脚垫TPE复合材料，其特征在于：所述的XPE高弹阻燃层由以下重量份的原料制成：
PE树脂 100份； EVA树脂 20-50份； 色母粒 1-5份；
AC造粒料 6-30份； DCP造粒料 5-30份 阻燃颗粒 3-15份；
抗菌剂 0.1-5份。
4.根据权利要求1或3所述的一种汽车脚垫TPE复合材料，其特征在于：所述的TPE面膜层、TPE底膜层或XPE高弹阻燃层中的色母粒均由以下重量份的原料组成：PE树脂100份、色粉10份。
5.根据权利要求3所述的一种汽车脚垫TPE复合材料，其特征在于：所述的AC造粒料由以下重量份的原料组成： PE树脂100份、偶氮二甲酰胺原粉50份。
6.根据权利要求3所述的一种汽车脚垫TPE复合材料，其特征在于：所述的DCP造粒料由以下重量份的原料组成：PE树脂100份、DCP颗粒5份。
7.根据权利要求3所述的一种汽车脚垫TPE复合材料，其特征在于：所述的阻燃颗粒由以下重量份的原料组成：十溴二苯乙烷100份、三氧化二锑 50份。
8.如权利要求3所述的一种汽车脚垫TPE复合材料的制备方法，其特征在于：其包括以下步骤：
1）称取制造XPE高弹阻燃层的原料，混合干燥后，采用挤出发泡工艺生产出XPE高弹阻燃层，挤出段机筒温度、法兰温度设定为90-120℃，模具温度设定为115-125℃，挤出机转速为25-30rpm；发泡采用三段式发泡，一段发泡温度为100-140℃，二段发泡温度为140-190℃，三段发泡温度为200-240℃，钢网速度为1.5-3m/min；
2）称取生产所需TPE面膜层/TPE底膜层的原料，均匀混合干燥后，通过流延工艺挤出机生产出TPE面膜层/TPE底膜层；
3）依序将TPE面膜层、XPE高弹阻燃层、玻璃纤维、XPE高弹阻燃层、TPE底膜层进行热贴合得到复合材料；
4）将所述复合材料通过热压成型工艺以90-130℃的温度热压成型，得到汽车脚垫TPE复合材料。
9.根据权利要求8所述的一种汽车脚垫TPE复合材料的制备方法，其特征在于：所述热贴合是以15-25s/md的速度在30-50kgf、170-190℃条件下进行贴合。
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