CN106381979A - 耐高温pvc发泡地板及其制作方法 - Google Patents

耐高温pvc发泡地板及其制作方法 Download PDF

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CN106381979A
CN106381979A CN201610771135.7A CN201610771135A CN106381979A CN 106381979 A CN106381979 A CN 106381979A CN 201610771135 A CN201610771135 A CN 201610771135A CN 106381979 A CN106381979 A CN 106381979A
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pvc
floor
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temperature resistant
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张小玲
肖志远
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JIANGSU BEIER DECORATION MATERIAL CO Ltd
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
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    • B32B2471/00—Floor coverings
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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Abstract

本发明提供一种耐高温PVC发泡地板及其制作方法，所述耐高温PVC发泡地板包括PVC发泡基材层，在所述PVC发泡基材层上表面设置有PVC复合层，在所述PVC发泡基材层下表面设置有PVC平衡层。本发明的优点在于，本发明耐高温PVC发泡地板采用上下两层PVC层的结构，达到上下互相平衡，从而克服了该类型地板本身的收缩不平衡而产生翘曲、收缩偏大等现象。主要解决了PVC发泡地板不耐80℃高温测试的弱点，且本发明耐高温PVC发泡地板在稳定性方面较常规PVC发泡地板更加稳定和可靠，性能上表现出更加优异的特点。

Description

耐高温PVC发泡地板及其制作方法
技术领域
本发明涉及PVC发泡地板领域，尤其涉及一种耐高温PVC发泡地板及其制作方法。
背景技术
PVC地板是软质地板中最常用、最普及的地板，优点繁多，也称为“轻体地材”。由于PVC地板优越的性能和对环境的保护在发达国家已经普遍替代了瓷砖和木质地板，成为地面装修材料的首选。PVC地板使用非常广泛，比如室内家庭、医院、学校、办公楼、工厂、公共场所、超市、商业、体育场馆等各种场所。“PVC地板”就是指采用聚氯乙烯材料生产的地板。PVC发泡地板属于PVC地板的一种，其又称为雪弗板和安迪板，其化学成分是聚氯乙烯，所以也称为泡沫聚氯乙烯板，其具有防水、阻燃、耐酸碱、防蛀、质轻、保温、隔音、减震的特性。
但是现有的PVC发泡地板存在如下缺点：不耐80℃高温测试；稳定性及可靠性差。因此，亟需一种耐高温、稳定性及可靠性高的PVC发泡地板。
发明内容
本发明所要解决的技术问题是，提供一种耐高温PVC发泡地板及其制作方法，其能够解决PVC发泡地板不耐高温的缺点，且能够提高PVC发泡地板的稳定性和可靠性。
为了解决上述问题，本发明提供了一种耐高温PVC发泡地板，包括PVC发泡基材层，在所述PVC发泡基材层上表面设置有PVC复合层，在所述PVC发泡基材层下表面设置有PVC平衡层。
进一步，所述PVC复合层包括向远离所述PVC发泡基材层上表面的方向依次设置的PVC底料层、彩膜层及耐磨层。
进一步，所述PVC底料层的物质组成为：
进一步，所述PVC底料层、彩膜层及耐磨层经过热压形成PVC复合层。
进一步，所述PVC平衡层的物质组成为：
进一步，所述PVC复合层的厚度范围为0.5～3.0mm。
进一步，所述PVC发泡基材层的厚度范围为3.0～8.0mm。
进一步，所述PVC平衡层的厚度范围为0.5～3.0mm。
进一步，所述PVC发泡基材层与所述PVC复合层及所述PVC平衡层通过胶水粘贴。
本发明还提供一种耐高温的PVC发泡地板的制作方法，包括如下步骤：
将耐磨层、彩膜层及PVC底料层热压形成PVC复合层；
将所述PVC复合层的PVC底料层表面与所述PVC发泡基材层上表面粘贴；
将一PVC平衡层与所述PVC发泡基材层下表面粘贴；
经高温回火、冷压，形成耐高温的PVC发泡地板。
本发明的优点在于，本发明耐高温PVC发泡地板采用上下两层PVC层的结构，达到上下互相平衡，从而克服了该类型地板本身的收缩不平衡而产生翘曲、收缩偏大等现象。主要解决了PVC发泡地板不耐80℃高温测试的弱点，且本发明耐高温PVC发泡地板在稳定性方面较常规PVC发泡地板更加稳定和可靠，性能上表现出更加优异的特点。
附图说明
图1是本发明耐高温PVC发泡地板的结构示意图。
具体实施方式
下面结合附图对本发明提供的耐高温PVC发泡地板及其制作方法的具体实施方式做详细说明。
参见图1，本发明耐高温PVC发泡地板包括PVC发泡基材层10，在所述PVC发泡基材层10的上表面设置有PVC复合层20，在所述PVC发泡基材层10的下表面设置有PVC平衡层30。
所述PVC发泡基材层10采用现有技术中制作PVC发泡板的材料及工艺制成，本文不再限定。进一步，所述PVC发泡基材层10的厚度范围为3.0～8.0mm，其厚度例如为，3.0mm、3.5mm、4.0mm、4.5mm、5mm、5.5mm、6.0mm、6.5mm、7.0mm、7.5mm、8.0mm。
优选地，参见图1，在本具体实施方式中，所述PVC复合层20包括向远离所述PVC发泡基材层10的上表面的方向依次设置的PVC底料层21、彩膜层22及耐磨层23。所述彩膜层22及耐磨层23为本领域技术人员熟知的结构，本领域技术人员可从现有技术中获得其组成及结构参数。为了清楚说明本发明耐高温PVC发泡地板的结构，在图1中示意性地夸大了各个结构的尺寸。
所述PVC发泡层10的物质质量组成百分比为：
所述PVC底料层21的物质质量组成百分比为：
其中，所述增塑剂为本领域常用的增塑剂，例如DOTP。所述石粉为本领域常用的石粉，例如CaCO3。所述着色剂为本领域常用的着色剂，例如炭黑和色粉。
参见表1，表1列举在本发明的几个实施例中，所述PVC底料层21的各物质组成含量。
表1
进一步，所述PVC底料层21、彩膜层22及耐磨层23经过热压形成PVC复合层20。本领域技术人员可从现有技术中获得所述热压的方法，本文不再赘述。优选地，所述PVC复合层20的厚度范围为0.5～3.0mm。其厚度例如为，0.5mm、1.0mm、1.5mm、2.0mm、2.5mm、3.0mm。
所述PVC平衡层30的物质组成为：
其中，所述增塑剂为本领域常用的增塑剂，例如DOTP。所述石粉为本领域常用的石粉，例如CaCO3。所述着色剂为本领域常用的着色剂，例如炭黑和色粉。
参见表2，表2列举在本发明的几个实施例中，所述PVC平衡层30的各物质组成含量。
表2
进一步，所述PVC平衡层的厚度范围为0.5～3.0mm。其厚度例如为，0.5mm、1.0mm、1.5mm、2.0mm、2.5mm、3.0mm。
本发明还提供一种耐高温的PVC发泡地板的制作方法，包括如下步骤：
(1)将耐磨层23、彩膜层22及PVC底料层21热压形成PVC复合层20。所述彩膜层22及耐磨层23为本领域技术人员熟知的结构，本领域技术人员可从现有技术中获得其组成及结构参数。本领域技术人员可从现有技术中获得所述热压的方法，本文不再赘述。所述PVC底料层21的组成请参见上文。
(2)将所述PVC复合层20的PVC底料层21表面与所述PVC发泡基材层10上表面粘贴。可采用胶水将两者粘贴。所述胶水为环保胶水。所述胶水的成分参见表3。进一步，所述胶水的用量为50～100g/m2，例如，60g/m2、70g/m2、80g/m2、90g/m2。
表3
胶水成分 各成分含量
聚酯多元醇 45-50％
滑石粉 20-25％
高岭土 20-25％
二氧化硅 3-5％
消泡剂 0.5-1％
表面活性剂 1-1.5％
(3)将一PVC平衡层30与所述PVC发泡基材层10下表面粘贴。
(4)步骤(3)形成的结构经高温回火及冷压处理，形成耐高温的PVC发泡地板。
可采用胶水将两者粘贴。所述胶水为环保胶水。所述胶水的成分参见表3。进一步，所述胶水的用量为50～100g/m2，例如，60g/m2、70g/m2、80g/m2、90g/m2。
本发明耐高温PVC发泡地板采用上下两层PVC层的结构，达到上下互相平衡，从而克服了该类型地板本身的收缩不平衡而产生翘曲、收缩偏大等现象。主要解决了PVC发泡地板不耐80℃高温测试的弱点，且本发明耐高温PVC发泡地板在稳定性方面较常规PVC发泡地板更加稳定和可靠，性能上表现出更加优异的特点。
本发明耐高温PVC发泡地板与普通PVC发泡地板测试对比参见表4。
表4
项目 测试方法 标准 耐高温PVC发泡地板 普通PVC发泡地板
收缩 EN434 ≦0.25％ 0.19％ 0.75％
翘曲 EN434 ≦2MM 0.9MM 6.7MM
从对比数据来看，本发明耐高温PVC发泡地板表现出了良好稳定性能，是PVC发泡地板主要发展趋势。
以上所述仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员，在不脱离本发明原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本发明的保护范围。

Claims (10)

1.一种耐高温PVC发泡地板，其特征在于，包括PVC发泡基材层，在所述PVC发泡基材层上表面设置有PVC复合层，在所述PVC发泡基材层下表面设置有PVC平衡层。
2.根据权利要求1所述的耐高温PVC发泡地板，其特征在于，所述PVC复合层包括向远离所述PVC发泡基材层上表面的方向依次设置的PVC底料层、彩膜层及耐磨层。
3.根据权利要求2所述的耐高温PVC发泡地板，其特征在于，所述PVC底料层的物质组成为：
4.根据权利要求2所述的耐高温PVC发泡地板，其特征在于，所述PVC底料层、彩膜层及耐磨层经过热压形成PVC复合层。
5.根据权利要求1所述的耐高温PVC发泡地板，其特征在于，所述PVC平衡层的物质组成为：
6.根据权利要求1所述的耐高温PVC发泡地板，其特征在于，所述PVC复合层的厚度范围为0.5～3.0mm。
7.根据权利要求1所述的耐高温PVC发泡地板，其特征在于，所述PVC发泡基材层的厚度范围为3.0～8.0mm。
8.根据权利要求1所述的耐高温PVC发泡地板，其特征在于，所述PVC平衡层的厚度范围为0.5～3.0mm。
9.根据权利要求1所述的耐高温PVC发泡地板，其特征在于，所述PVC发泡基材层与所述PVC复合层及所述PVC平衡层通过胶水粘贴。
10.一种耐高温的PVC发泡地板的制作方法，其特征在于，包括如下步骤：
将耐磨层、彩膜层及PVC底料层热压形成PVC复合层；
将所述PVC复合层的PVC底料层表面与所述PVC发泡基材层上表面粘贴；
将一PVC平衡层与所述PVC发泡基材层下表面粘贴；
经高温回火、冷压，形成耐高温的PVC发泡地板。
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