CN103588952A - 一种隔热型聚氨酯夹芯发泡塑料 - Google Patents

一种隔热型聚氨酯夹芯发泡塑料 Download PDF

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CN103588952A
CN103588952A CN201310565829.1A CN201310565829A CN103588952A CN 103588952 A CN103588952 A CN 103588952A CN 201310565829 A CN201310565829 A CN 201310565829A CN 103588952 A CN103588952 A CN 103588952A
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段巍
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Abstract

本发明公开了一种隔热型聚氨酯夹芯发泡塑料，由以下重量份的原料制成：聚醚20～40份，AC发泡剂0.1～1份，聚酯50～80份，泡沫稳定剂2～3份，HCFC-141b25～27份，复配催化剂3～4份，PAPI200～250份。本发明配方合理，配制方便，产品具有良好的隔热效果，使用寿命长，而且价格低廉，适用范围宽，具有节约能量、节能的优点，可广泛应用于保温隔热领域，市场前景良好。

Description

一种隔热型聚氨酯夹芯发泡塑料
技术领域
本发明属于化工技术领域，涉及一种聚氨酯发泡塑料，具体涉及一种隔热型聚氨酯夹芯发泡塑料。
背景技术
聚氨酯泡沫塑料，具有极佳的弹性、柔软性、伸长率和压缩强度；化学稳定性好；还具有优良的加工性、绝热性、粘合性等性能，是一种性能优良的缓冲材料，用于高档精密仪器、贵重器械、高档工艺品等的缓冲包装或衬垫缓冲材料，也可制成精致的、保护性极好的包装容器；还可采用现场发泡对物品进行缓冲包装，还被广泛地用于座具的座垫和靠背以及床垫的填充物。
聚氨酯硬质泡沫塑料具有优良的隔热性能，一直被广泛用于家电、汽车和建筑等行业，随着聚氨酯硬质发泡技术的日益成熟和隔热性能的提高，将聚氨酯作为建筑隔热板的芯材也引起人们的重视。
发明内容
本发明的目的在于针对现有技术的不足，提供一种使用寿命长、物理性能良好的隔热型聚氨酯夹芯发泡塑料。
本发明的上述目的是通过如下方案实现的：
一种隔热型聚氨酯夹芯发泡塑料，所述聚氨酯夹芯发泡塑料由以下重量份的原料制成：
Figure BDA0000414251460000011
作为本发明的改进，一种隔热型聚氨酯夹芯发泡塑料，所述聚氨酯夹芯发泡塑料由以下重量份的原料制成：
Figure BDA0000414251460000021
上述的聚醚为POP聚醚。
上述的聚酯为甲苯二异氰酸酯。
将本发明按本领域常规方法进行配制，工艺条件如下：搅拌速度为2900r/min，搅拌时间为5～20s，模具温度为40～50℃，熟化温度为90～100℃。
与现有技术相比较，本发明具有的有益效果为：
本发明配方合理，配制方便，产品的泡沫密度、压缩强度、拉伸强度、热导率和粘接强度符合要求。产品具有良好的隔热效果，使用寿命长，而且价格低廉，适用范围宽，具有节约能量、节能的优点，可广泛应用于保温隔热领域，市场前景良好。
具体实施方式
为便于理解本发明，本发明列举实施例如下。本领域技术人员应该明了，所述实施例仅仅用于帮助理解本发明，不应视为对本发明的具体限制。
如无具体说明，本发明的各种原料均可以通过市售得到；或根据本领域的常规方法制备得到。除非另有定义或说明，本文中所使用的所有专业与科学用语与本领域技术熟练入员所熟悉的意义相同。此外任何与所记载内容相似或均等的方法及材料皆可应用于本发明方法中。
除非另外说明，本文中所使用的所有专业与科学用语与本领域技术熟练人员所熟悉的意义相同。
此外任何与所记载内容相似或均等的方法及材料皆可应用于本发明方法中。
实施例1
一种隔热型聚氨酯夹芯发泡塑料，所述聚氨酯夹芯发泡塑料由以下重量份的原料制成：
Figure BDA0000414251460000031
将本发明按本领域常规方法进行配制，工艺条件如下：
搅拌速度为2900r/min，搅拌时间为10s，模具温度为45℃，熟化温度为95℃。
各项性能经检测如下：
泡沫密度0.038g/cm3；
压缩强度235MPa；
拉伸强度255MPa；
热导率0.019W/M.K；
粘接强度312MPa。
实施例2
一种隔热型聚氨酯夹芯发泡塑料，所述聚氨酯夹芯发泡塑料由以下重量份的原料制成：
Figure BDA0000414251460000032
将本发明按本领域常规方法进行配制，工艺条件如下：
搅拌速度为2900r/min，搅拌时间为10s，模具温度为45℃，熟化温度为95℃。
实施例3
一种隔热型聚氨酯夹芯发泡塑料，所述聚氨酯夹芯发泡塑料由以下重量份的原料制成：
Figure BDA0000414251460000042
将本发明按本领域常规方法进行配制，工艺条件如下：
搅拌速度为2900r/min，搅拌时间为10s，模具温度为45℃，熟化温度为95℃。
申请人声明，所属技术领域的技术人员在上述实施例的基础上，将上述实施例某组分的具体含量点值，与发明内容部分的技术方案相组合，从而产生的新的数值范围，也是本发明的记载范围之一，本申请为使说明书简明，不再罗列这些数值范围。

Claims (4)

1.一种隔热型聚氨酯夹芯发泡塑料，其特征在于，所述聚氨酯夹芯发泡塑料由以下重量份的原料制成：
Figure FDA0000414251450000011
2.如权利要求1所述的一种隔热型聚氨酯夹芯发泡塑料，其特征在于，所述聚氨酯夹芯发泡塑料由以下重量份的原料制成：
Figure FDA0000414251450000012
3.如权利要求1所述的一种隔热型聚氨酯夹芯发泡塑料，其特征在于，所述的聚醚为POP聚醚。
4.如权利要求1所述的一种隔热型聚氨酯夹芯发泡塑料，其特征在于，所述的聚酯为甲苯二异氰酸酯。
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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102181144A (zh) * 2011-01-31 2011-09-14 北京东方雨虹防水技术股份有限公司 喷涂硬泡聚氨酯保温防水一体化材料
CN103214651A (zh) * 2013-04-17 2013-07-24 北京东方雨虹防水技术股份有限公司 一种喷涂硬泡聚氨酯材料及其制备方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102181144A (zh) * 2011-01-31 2011-09-14 北京东方雨虹防水技术股份有限公司 喷涂硬泡聚氨酯保温防水一体化材料
CN103214651A (zh) * 2013-04-17 2013-07-24 北京东方雨虹防水技术股份有限公司 一种喷涂硬泡聚氨酯材料及其制备方法

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