CN109627678A - 一种隔音材料及其制备方法 - Google Patents

一种隔音材料及其制备方法 Download PDF

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CN109627678A
CN109627678A CN201811643977.XA CN201811643977A CN109627678A CN 109627678 A CN109627678 A CN 109627678A CN 201811643977 A CN201811643977 A CN 201811643977A CN 109627678 A CN109627678 A CN 109627678A
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黎品英
黎明华
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Liuzhou Haoxiangte Technology Co Ltd
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Abstract

本发明公开了一种隔音材料及其制备方法，该汽车隔音材料由以下重量份数的原料组成：氧化石墨烯3‑5份、纳米氟化钇钠2‑5份、聚甲基丙烯酸甲酯8‑10份、弹性橡胶粉8‑14份、水性聚氨酯乳液10‑12份、乳胶粉0.5‑2份、三元乙丙橡胶30‑60份、聚丙烯纤维0.5‑2份、纤维素醚0.4‑2份、玻璃纤维8‑15份、减水剂0.8‑1.5份、热塑性苯酚树脂42‑60份、膨胀蛭石20‑28份、硅烷偶联剂2‑6份、无机隔音材料3‑8份。本发明的一种隔音材料及其制备方法，采用该制备方法通过合理组合隔音材料中的元素重量及其含量，提升了隔音材料的性能，非织造隔音材料质量轻，厚度小，隔音效果得到了提高，同时通过称重备料、投料搅拌制备流程的设置，使隔音材料的质量得到了提升，从而提升了产品的竞争力。

Description

一种隔音材料及其制备方法
技术领域
本发明涉及化工材料领域，具体为一种隔音材料及其制备方法。
背景技术
汽车隔音材料是指针对汽车噪音来设计的材料，主要的汽车隔音材料是丁基橡胶，属于环保的阻尼片，橡塑，EVA/EPDM板材等，针对汽车噪音的来源采用不同的汽车隔音材料，比如车门，车顶，车窗，车底甲盘，后尾箱，引擎盖等容易产生汽车噪音的部位，进行一些隔音材料的安装。
但是现有的一种隔音材料及其制备方法存在一定的弊端，隔音材料的隔音效果不理想，隔音材料质量重，厚度大，为此，我们提出一种隔音材料及其制备方法。
发明内容
本发明的目的在于提供一种隔音材料及其制备方法，以解决上述背景技术中提出的问题。
为实现上述目的，本发明提供如下技术方案：一种隔音材料，该隔音材料由以下重量份数的原料组成：氧化石墨烯3-5份、纳米氟化钇钠2-5份、聚甲基丙烯酸甲酯8-10份、弹性橡胶粉8-14份、水性聚氨酯乳液10-12份、乳胶粉0.5-2份、三元乙丙橡胶30-60份、聚丙烯纤维0.5-2份、纤维素醚0.4-2份、玻璃纤维8-15份、减水剂0.8-1.5份、热塑性苯酚树脂42-60份、膨胀蛭石20-28份、硅烷偶联剂2-6份、无机隔音材料3-8份。
优选的，所述无机隔音材料选用中空玻化微珠、膨胀珍珠岩、闭孔珍珠岩粉末状颗粒中任意一种。
优选的，所述减水剂外观形态为水剂，水剂含固量为20%-40%。
优选的，所述膨胀蛭石为一种层状结构的含镁的水铝硅酸盐次生变质矿物，其膨胀后的比重为60-180kg/m3。
一种隔音材料的制备方法，该制备方法适用于制备隔音材料，该制备方法包括以下步骤：
步骤一、氧化石墨烯、纳米氟化钇钠、聚甲基丙烯酸甲酯、弹性橡胶粉，加入水性聚氨酯乳液，加热搅拌，然后超声分散，过滤，烘干，得到混合物A；
步骤二，取乳胶粉、三元乙丙橡胶、聚丙烯纤维、玻璃纤维、热塑性苯酚树脂、膨胀蛭石、无机隔音材料，加入带搅拌的密封容器中，然后将该密封容器置于电子加速器中进行辐照搅拌处理，得混合物B；将混合物A和混合物加入超临界反应装置中，同时加入纤维素醚、在装置密封后通入硅烷偶联剂、温度70～80℃的条件下搅拌，卸压，冷却至室温，固化，得到隔音材料。
与现有技术相比，本发明的有益效果是：
本发明的一种隔音材料及其制备方法，采用该制备方法通过合理组合隔音材料中的元素重量及其含量，提升了隔音材料的性能，非织造隔音材料质量轻，厚度小，隔音效果得到了提高，同时通过称重备料、投料搅拌制备流程的设置，使隔音材料的质量得到了提升，从而提升了产品的竞争力。
具体实施方式
下面对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
实施例1
一种隔音材料，该隔音材料由以下重量份数的原料组成：氧化石墨烯3份、纳米氟化钇钠2份、聚甲基丙烯酸甲酯8份、弹性橡胶粉8份、水性聚氨酯乳液10份、乳胶粉0.5份、三元乙丙橡胶30份、聚丙烯纤维0.5份、纤维素醚0.4份、玻璃纤维8份、减水剂0.8份、热塑性苯酚树脂42份、膨胀蛭石20份、硅烷偶联剂2份、无机隔音材料3份。
无机隔音材料选用中空玻化微珠、膨胀珍珠岩、闭孔珍珠岩粉末状颗粒中任意一种；减水剂外观形态为水剂，水剂含固量为20%；膨胀蛭石为一种层状结构的含镁的水铝硅酸盐次生变质矿物，其膨胀后的比重为60kg/m3。
实施例2
一种隔音材料，该隔音材料由以下重量份数的原料组成：氧化石墨烯5份、纳米氟化钇钠5份、聚甲基丙烯酸甲酯10份、弹性橡胶粉14份、水性聚氨酯乳液12份、乳胶粉2份、三元乙丙橡胶60份、聚丙烯纤维2份、纤维素醚2份、玻璃纤维15份、减水剂1.5份、热塑性苯酚树脂60份、膨胀蛭石28份、硅烷偶联剂6份、无机隔音材料8份。
无机隔音材料选用中空玻化微珠、膨胀珍珠岩、闭孔珍珠岩粉末状颗粒中任意一种；减水剂外观形态为水剂，水剂含固量为40%；膨胀蛭石为一种层状结构的含镁的水铝硅酸盐次生变质矿物，其膨胀后的比重为180kg/m3。
实施例3
一种隔音材料的制备方法，该制备方法适用于制备隔音材料，该制备方法包括以下步骤：
步骤一、氧化石墨烯、纳米氟化钇钠、聚甲基丙烯酸甲酯、弹性橡胶粉，加入水性聚氨酯乳液，加热搅拌，然后超声分散，过滤，烘干，得到混合物A；
步骤二，取乳胶粉、三元乙丙橡胶、聚丙烯纤维、玻璃纤维、热塑性苯酚树脂、膨胀蛭石、无机隔音材料，加入带搅拌的密封容器中，然后将该密封容器置于电子加速器中进行辐照搅拌处理，得混合物B；将混合物A和混合物加入超临界反应装置中，同时加入纤维素醚、在装置密封后通入硅烷偶联剂、温度70℃的条件下搅拌，卸压，冷却至室温，固化，得到隔音材料。
实施例4
一种隔音材料的制备方法，该制备方法适用于制备隔音材料，该制备方法包括以下步骤：
步骤一、氧化石墨烯、纳米氟化钇钠、聚甲基丙烯酸甲酯、弹性橡胶粉，加入水性聚氨酯乳液，加热搅拌，然后超声分散，过滤，烘干，得到混合物A；
步骤二，取乳胶粉、三元乙丙橡胶、聚丙烯纤维、玻璃纤维、热塑性苯酚树脂、膨胀蛭石、无机隔音材料，加入带搅拌的密封容器中，然后将该密封容器置于电子加速器中进行辐照搅拌处理，得混合物B；将混合物A和混合物加入超临界反应装置中，同时加入纤维素醚、在装置密封后通入硅烷偶联剂、温度80℃的条件下搅拌，卸压，冷却至室温，固化，得到隔音材料。
需要说明的是，在本文中，诸如第一和第二等之类的关系术语仅仅用来将一个实体或者操作与另一个实体或操作区分开来，而不一定要求或者暗示这些实体或操作之间存在任何这种实际的关系或者顺序。而且，术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含，从而使得包括一系列要素的过程、方法、物品或者设备不仅包括那些要素，而且还包括没有明确列出的其他要素，或者是还包括为这种过程、方法、物品或者设备所固有的要素。
尽管已经示出和描述了本发明的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本发明的范围由所附权利要求及其等同物限定。

Claims (5)

1.一种隔音材料，其特征在于：该隔音材料由以下重量份数的原料组成：氧化石墨烯3-5份、纳米氟化钇钠2-5份、聚甲基丙烯酸甲酯8-10份、弹性橡胶粉8-14份、水性聚氨酯乳液10-12份、乳胶粉0.5-2份、三元乙丙橡胶30-60份、聚丙烯纤维0.5-2份、纤维素醚0.4-2份、玻璃纤维8-15份、减水剂0.8-1.5份、热塑性苯酚树脂42-60份、膨胀蛭石20-28份、硅烷偶联剂2-6份、无机隔音材料3-8份。
2.根据权利要求1所述的隔音材料，其特征在于：所述无机隔音材料选用中空玻化微珠、膨胀珍珠岩、闭孔珍珠岩粉末状颗粒中任意一种。
3.根据权利要求1所述的隔音材料，其特征在于：所述减水剂外观形态为水剂，水剂含固量为20%-40%。
4.根据权利要求1所述的隔音材料，其特征在于：所述膨胀蛭石为一种层状结构的含镁的水铝硅酸盐次生变质矿物，其膨胀后的比重为60-180kg/m3。
5.一种隔音材料的制备方法，该制备方法适用于制备隔音材料，其特征在于，该制备方法包括以下步骤：
步骤一、氧化石墨烯、纳米氟化钇钠、聚甲基丙烯酸甲酯、弹性橡胶粉，加入水性聚氨酯乳液，加热搅拌，然后超声分散，过滤，烘干，得到混合物A；
步骤二，取乳胶粉、三元乙丙橡胶、聚丙烯纤维、玻璃纤维、热塑性苯酚树脂、膨胀蛭石、无机隔音材料，加入带搅拌的密封容器中，然后将该密封容器置于电子加速器中进行辐照搅拌处理，得混合物B；将混合物A和混合物加入超临界反应装置中，同时加入纤维素醚、在装置密封后通入硅烷偶联剂、温度70～80℃的条件下搅拌，卸压，冷却至室温，固化，得到隔音材料。
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111635594A (zh) * 2020-06-29 2020-09-08 温州德邦高分子科技有限公司 一种吸振性能良好的车用隔音材料及制备方法

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