CN106633813A - 一种聚氨酯泡沫填缝剂 - Google Patents

一种聚氨酯泡沫填缝剂 Download PDF

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CN106633813A
CN106633813A CN201611213415.2A CN201611213415A CN106633813A CN 106633813 A CN106633813 A CN 106633813A CN 201611213415 A CN201611213415 A CN 201611213415A CN 106633813 A CN106633813 A CN 106633813A
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陈士强
朱强
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Suzhou New Energy Mstar Technology Ltd
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Abstract

本发明涉及密封材料技术领域，尤其涉及一种聚氨酯泡沫填缝剂。现有的氨酯泡沫填缝剂泡沫硬度不够，粘结性差，影响施工质量，经常需要返工，带来不必要的麻烦。本发明提供一种聚氨酯泡沫填缝剂，所述聚氨酯泡沫填缝剂由以下重量份的原料组成：聚氨酯预聚体150～200份，发泡剂20～60份，催化剂2～6份，泡沫稳定剂2～7份，阻燃剂2～5份和粘合剂1～3份。本发明使得泡沫更加稳定，粘结性好。

Description

一种聚氨酯泡沫填缝剂
技术领域
本发明涉及密封材料技术领域，尤其涉及一种聚氨酯泡沫填缝剂。
背景技术
氨酯泡沫填缝剂，俗称发泡剂、发泡胶、PU填缝剂，是气雾技术和聚氨酯泡沫技术交叉结合的产物。当物料从气雾罐中喷出时，泡沫状的聚氨酯物料会迅速膨胀并与空气或接触到的基体中的水分发生固化反应形成泡沫。固化后的聚氨酯泡沫填缝剂泡沫具有填缝、粘结、密封、隔热、吸音等多种效果，是一种环保节能、使用方便的建筑材料，可适用于密封堵漏、填空补缝、固定粘结，保温隔音，尤其适用于塑钢或铝合金门窗和墙体间的密封堵漏及防水，使用也越来越广泛。
现有的氨酯泡沫填缝剂泡沫硬度不够，粘结性差，影响施工质量，经常需要返工，带来不必要的麻烦。
发明内容
为克服相关技术中存在的问题，本发明提供一种提高粘结性的聚氨酯泡沫填缝剂。
根据本发明实施例，提供一种聚氨酯泡沫填缝剂，所述聚氨酯泡沫填缝剂由以下重量份的原料组成：聚氨酯预聚体150～200份，发泡剂20～60份，催化剂2～6份，泡沫稳定剂2～7份，阻燃剂2～5份和粘合剂1～3份。
可选地，粘合剂为聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物，聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物按照重量1∶1∶1.5混合。
可选地，所述聚氨酯泡沫填缝剂主要由以下重量份的原料组成：聚氨酯预聚体180～190份，发泡剂30～50份，催化剂3～5份，泡沫稳定剂3～5份，阻燃剂3～4份。
可选地，所述聚氨酯泡沫填缝剂主要由以下重量份的原料组成：聚氨酯预聚体185份，发泡剂45份，催化剂4份，泡沫稳定剂5份，阻燃剂3份。
可选地，所述聚氨酯预聚体包括聚醚多元醇、聚酯多元醇和多甲基异氰酸酯，所述聚醚多元醇的官能度为2或者3，所述聚酯多元醇的官能度为2或者3。
可选地，所述发泡剂包括二甲醚、丙丁烷、1，3，3-四氟丙烷、二氯二氟甲烷或者1，1，2，2-四氟乙烷中的一种或者几种。
可选地，所述催化剂包括三乙烯二胺、辛酸亚锡、二丁基锡二月桂酸、双吗啉类或者双二甲氨基乙基醚与一缩二丙二醇的混合液中的一种或者几种。
可选地，所述泡沫稳定剂包括有机硅酮泡沫稳定剂。
可选地，所述阻燃剂包括三氧化氯和氧化锑复合物或者氯化石蜡。
本发明的实施例提供的技术方案可以包括以下有益效果：本发明提供的聚氨酯泡沫填缝剂包括聚氨酯预聚体，发泡剂，催化剂，泡沫稳定剂和阻燃剂，使得泡沫更加稳定，粘结性好。相比现有技术，其增加了特定的粘性剂，其粘性相比现有技术的填充剂提高30％。
应当理解的是，以上的一般描述和后文的细节描述仅是示例性和解释性的，并不能限制本发明。
具体实施方式
这里将详细地对示例性实施例进行说明。以下示例性实施例中所描述的实施方式并不代表与本发明相一致的所有实施方式。相反，它们仅是与如所附权利要求书中所详述的、本发明的一些方面相一致的方法的例子。
本发明为一种聚氨酯泡沫填缝剂，其主要由以下重量份的原料组成：聚氨酯预聚体150～200份，发泡剂20～60份，催化剂2～6份，泡沫稳定剂2～7份和阻燃剂2～5份，所述聚氨酯预聚体包括聚醚多元醇、聚酯多元醇和多甲基异氰酸酯，所述聚醚多元醇的官能度为2或者3，所述聚酯多元醇的官能度为2或者3，所述发泡剂包括二甲醚、丙丁烷、1，3，3-四氟丙烷、二氯二氟甲烷或者1，1，2，2-四氟乙烷中的一种或者几种。使得泡沫更加稳定，粘结性好。相比现有技术。其增加了特定的粘性剂，其粘性相比现有技术的填充剂提高30％以上。
实施例1
一种聚氨酯泡沫填缝剂，所述聚氨酯泡沫填缝剂主要由以下重量份的原料组成：官能度为2的聚醚多元醇、官能度为2聚酯多元醇和多甲基异氰酸酯混合物150份，丙丁烷20份，三乙烯二胺2份，有机硅酮泡沫稳定剂2份和氯化石蜡2份，聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物1份，聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物按照重量1∶1∶1.5混合。相比现有技术，增加了聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物的粘性剂，其粘性相比现有技术的填充剂提高30％。
实施例2
一种聚氨酯泡沫填缝剂，所述聚氨酯泡沫填缝剂主要由以下重量份的原料组成：官能度为3的聚醚多元醇、官能度为2聚酯多元醇和多甲基异氰酸酯混合物200份，二甲醚60份，二丁基锡二月桂酸6份，有机硅酮泡沫稳定剂7份，三氧化氯和氧化锑复合物5份，聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物3份，聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物按照重量1∶1∶1.5混合。相比现有技术，增加了聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物的粘性剂，其粘性相比现有技术的填充剂提高35％。
实施例3
一种聚氨酯泡沫填缝剂，所述聚氨酯泡沫填缝剂主要由以下重量份的原料组成：官能度为3的聚醚多元醇、官能度为3聚酯多元醇和多甲基异氰酸酯混合物185份，二氯二氟甲烷45份，双吗啉类4份，有机硅酮泡沫稳定剂5份和氯化石蜡3份。聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物2.5份，聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物按照重量1∶1∶1.5混合。相比现有技术，增加了聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物的粘性剂，其粘性相比现有技术的填充剂提高40％。
实施例4
一种聚氨酯泡沫填缝剂，所述聚氨酯泡沫填缝剂主要由以下重量份的原料组成：官能度为2的聚醚多元醇、官能度为2聚酯多元醇和多甲基异氰酸酯混合物180份，二甲醚30份，二丁基锡二月桂酸3份，有机硅酮泡沫稳定剂3份，氯化石蜡3份，聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物2.2份，聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物按照重量1∶1∶1.5混合。相比现有技术，增加了聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物的粘性剂，其粘性相比现有技术的填充剂提高32％。
实施例5
一种聚氨酯泡沫填缝剂，所述聚氨酯泡沫填缝剂主要由以下重量份的原料组成：官能度为3的聚醚多元醇、官能度为3聚酯多元醇和多甲基异氰酸酯混合物190份，1，1，2，2-四氟乙烷50份，双二甲氨基乙基醚与一缩二丙二醇的混合液5份，有机硅酮泡沫稳定剂5份和三氧化氯与氧化锑复合物4份，聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物2.8份，聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物按照重量1∶1∶1.5混合。相比现有技术，增加了聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物的粘性剂，其粘性相比现有技术的填充剂提高33％。
其中实施例3为最佳实施例。
一种聚氨酯泡沫填缝剂的制备方法，将按重量份配比好的聚氨酯预聚体，发泡剂，催化剂，泡沫稳定剂、阻燃剂与粘合剂混合，在常温下搅拌均匀，装入压力容器。
本领域技术人员在考虑说明书及实践这里发明的发明后，将容易想到本发明的其它实施方案。本申请旨在涵盖本发明的任何变型、用途或者适应性变化，这些变型、用途或者适应性变化遵循本发明的一般性原理并包括本发明未发明的本技术领域中的公知常识或惯用技术手段。说明书和实施例仅被视为示例性的，本发明的真正范围和精神由下面的权利要求指出。
应当理解的是，本发明并不局限于上面已经描述的技术方案，并且可以在不脱离其范围进行各种修改和改变。本发明的范围仅由所附的权利要求来限制。

Claims (6)

1.一种聚氨酯泡沫填缝剂，其特征在于，所述聚氨酯泡沫填缝剂由以下重量份的原料组成：聚氨酯预聚体150～200份，发泡剂20～60份，催化剂2～6份，泡沫稳定剂2～7份，阻燃剂2～5份，粘性剂1～3份，所述聚氨酯预聚体包括聚醚多元醇、聚酯多元醇和多甲基异氰酸酯，所述聚醚多元醇的官能度为2或者3，所述聚酯多元醇的官能度为2或者3，所述发泡剂包括二甲醚、丙丁烷、1，3，3-四氟丙烷、二氯二氟甲烷或者1，1，2，2-四氟乙烷中的一种或者几种，所述粘性剂为聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物。
2.根据权利要求1所述的一种聚氨酯泡沫填缝剂，其特征在于，所述聚氨酯泡沫填缝剂由以下重量份的原料组成：聚氨酯预聚体180～190份，发泡剂30～50份，催化剂3～5份，泡沫稳定剂3～5份，阻燃剂3～4份。
3.根据权利要求2所述的一种聚氨酯泡沫填缝剂，其特征在于，所述聚氨酯泡沫填缝剂由以下重量份的原料组成：聚氨酯预聚体185份，发泡剂45份，催化剂4份，泡沫稳定剂5份，阻燃剂3份。
4.根据权利要求3所述的一种聚氨酯泡沫填缝剂，其特征在于，聚丙烯酸、聚丙烯酰胺和聚甲基丙烯酸水凝胶混合物按照重量1∶1∶1.5混合。
5.根据权利要求1所述的一种聚氨酯泡沫填缝剂，其特征在于，所述泡沫稳定剂包括有机硅酮泡沫稳定剂。
6.根据权利要求1所述的一种聚氨酯泡沫填缝剂，其特征在于，所述阻燃剂包括三氧化氯和氧化锑复合物或者氯化石蜡。
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CN110885420A (zh) * 2019-12-03 2020-03-17 固诺（天津）实业有限公司 一种具有低温环境下快速固化的泡沫填充剂
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CN110903630A (zh) * 2019-11-13 2020-03-24 固诺（天津）实业有限公司 一种便于降解的环保型管道衔接用泡沫填充剂
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CN113912817A (zh) * 2021-11-18 2022-01-11 中电保力（北京）科技有限公司 一种吸水膨胀阻水填充材料及其制备方法

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