CN107793755A - 一种蜂窝纸隔墙板的制备方法 - Google Patents

一种蜂窝纸隔墙板的制备方法 Download PDF

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CN107793755A
CN107793755A CN201711028756.7A CN201711028756A CN107793755A CN 107793755 A CN107793755 A CN 107793755A CN 201711028756 A CN201711028756 A CN 201711028756A CN 107793755 A CN107793755 A CN 107793755A
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吴先周
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Huayi New Mstar Technology Ltd Guizhou Tongren
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Abstract

本发明属于建筑材料领域,尤其是一种蜂窝纸隔墙板的制备方法,将未经固化的Nomex蜂窝纸拉开平铺在平板发泡模上,将固定好后放入烘箱中加热处理,取出Nomex蜂窝纸,待发泡模冷却后,浇入改性剂,然后将取出的Nomex蜂窝纸压入发泡模,然后放入烘箱中固化成型;尤其是通过采用改性剂的处理,使得Nomex蜂窝纸的隔热性能和力学性能得到显著的改善,使得Nomex蜂窝纸的应用更为广泛。

Description

一种蜂窝纸隔墙板的制备方法
技术领域
本发明属于建筑材料领域,尤其是一种蜂窝纸隔墙板的制备方法。
背景技术
蜂窝纸是把瓦楞原纸用胶粘结方法连接成无数个空心立体正六边形,形成一个整体的受力件——纸芯,并在其两面粘合面纸而成的一种新型夹层结构的环保节能材料;它具有质轻、价廉、强度高、可回收等特点,广泛应用于建筑行业、包装运输业、殡葬业、农业等方面,随着我国建筑行业的快速发展以及人们环保观念的日渐加深,绿色墙体材料越来越受到市场的欢迎;尤其Nomex蜂窝纸夹层结构已经在飞机、火箭、卫星、火车、建筑等对强度、刚度要求都较高的产品领域得到广泛的应用,但是,Nomex蜂窝纸夹层结构的隔热性能较差,导致其应用受到局限。
发明内容
为解决上述技术问题,本发明提供一种蜂窝纸隔墙板的制备方法。
具体是通过以下技术方案得以实现的:
一种蜂窝纸隔墙板的制备方法,将未经固化的Nomex蜂窝纸拉开平铺在平板发泡模上,将固定好后放入烘箱中加热处理,取出Nomex蜂窝纸,待发泡模冷却后,浇入改性剂,然后将取出的Nomex蜂窝纸压入发泡模,然后放入烘箱中固化成型。
所述改性剂原料以重量份计为:聚酰胺树脂20~30份、珍珠岩3~5份、磷石膏1~10份、发泡剂1~3份、乙烯-醋酸乙烯共聚物4~7份、ACR4~7份、α-烯基磺酸钠1~2份、二甲胺基丙胺0.5~2份。
所述改性剂原料以重量份计为:聚酰胺树脂24份、珍珠岩4份、磷石膏4份、发泡剂2份、乙烯-醋酸乙烯共聚物5份、ACR5份、α-烯基磺酸钠1份、二甲胺基丙胺1份。
所述聚酰胺树脂为尼龙66。
所述发泡剂由十二烷基硫酸钠和AES组成。
所述十二烷基硫酸钠和AES的重量配比为3:(0.1~0.5)。
所述改性剂是通过将珍珠岩和磷石膏混合球磨至400~500目,加入聚酰胺树脂继续球磨5~10min,将得到的混合物加入到反应釜中,加热至70~80℃,持续20~30min后,降温至60~70℃,再依次加入乙烯-醋酸乙烯共聚物、ACR、α-烯基磺酸钠、二甲胺基丙胺和发泡剂,搅拌处理60~90min,冷却后即可。
有益效果
本发明将未经固化的Nomex蜂窝纸拉开平铺在平板发泡模上,将固定好后放入烘箱中加热处理,取出Nomex蜂窝纸,待发泡模冷却后,浇入改性剂,然后将取出的Nomex蜂窝纸压入发泡模,然后放入烘箱中固化成型;尤其是通过采用改性剂的处理,使得Nomex蜂窝纸的隔热性能和力学性能得到显著的改善,使得Nomex蜂窝纸的应用更为广泛。
测试对象:试验组采用本发明方案制备的蜂窝纸隔墙板,对照组为Nomex蜂窝纸;
性能测试:力学性能参照GB/T1453-2005《夹层结构或芯子平压性能试验方法》,对式样的纵向剪切强度、纵向剪切模量、横向剪切强度、横向剪切模量进行测试;热性能参照GB/T10294-2008《绝热材料稳态热阻及有关特性的测定热防护板法》,测试温度为25℃,上述试样规格均为300×300×16mm;
表1力学性能对比
由表1数据可知,试验组的力学性能显著高于对照组,其中平压强度由2.13MPa提高到3.94MPa,提高幅度为85%;纵向和横向剪切强度由0.40MPa和0.73MPa提高到0.75MPa和1.35MPa,提高幅度为88%和85%;纵向和横向剪切模量分别由19.5MPa和36.3MPa提高到71.6MPa和91.5MPa,提高幅度为267%和151%。
表2导热系数对比
组别 导热系数/W·(m·K)-1
试验组 0.048
对照组 0.137
由表2数据可知,实验组导热系数显著低于对照组,因此试验组的阻热性能优于对照组。
具体实施方式
下面结核具体的实施方式来对本发明的技术方案做进一步的限定,但要求保护的范围不仅局限于所作的描述。
实施例1
一种蜂窝纸隔墙板的制备方法,将未经固化的Nomex蜂窝纸拉开平铺在平板发泡模上,将固定好后放入烘箱中加热处理,取出Nomex蜂窝纸,待发泡模冷却后,浇入改性剂,然后将取出的Nomex蜂窝纸压入发泡模,然后放入烘箱中固化成型。
所述改性剂原料以重量份计为:聚酰胺树脂20份、珍珠岩3份、磷石膏1份、发泡剂1份、乙烯-醋酸乙烯共聚物4份、ACR4份、α-烯基磺酸钠1份、二甲胺基丙胺0.5份。
所述聚酰胺树脂为尼龙66。
所述发泡剂由十二烷基硫酸钠和AES组成。
所述十二烷基硫酸钠和AES的重量配比为3:0.1。
所述改性剂是通过将珍珠岩和磷石膏混合球磨至400目,加入聚酰胺树脂继续球磨5min,将得到的混合物加入到反应釜中,加热至70℃,持续20min后,降温至60℃,再依次加入乙烯-醋酸乙烯共聚物、ACR、α-烯基磺酸钠、二甲胺基丙胺和发泡剂,搅拌处理60min,冷却后即可。
实施例2
一种蜂窝纸隔墙板的制备方法,将未经固化的Nomex蜂窝纸拉开平铺在平板发泡模上,将固定好后放入烘箱中加热处理,取出Nomex蜂窝纸,待发泡模冷却后,浇入改性剂,然后将取出的Nomex蜂窝纸压入发泡模,然后放入烘箱中固化成型。
所述改性剂原料以重量份计为:聚酰胺树脂30份、珍珠岩5份、磷石膏10份、发泡剂3份、乙烯-醋酸乙烯共聚物7份、ACR7份、α-烯基磺酸钠2份、二甲胺基丙胺2份。
所述聚酰胺树脂为尼龙66。
所述发泡剂由十二烷基硫酸钠和AES组成。
所述十二烷基硫酸钠和AES的重量配比为3:0.5。
所述改性剂是通过将珍珠岩和磷石膏混合球磨至500目,加入聚酰胺树脂继续球磨10min,将得到的混合物加入到反应釜中,加热至80℃,持续30min后,降温至70℃,再依次加入乙烯-醋酸乙烯共聚物、ACR、α-烯基磺酸钠、二甲胺基丙胺和发泡剂,搅拌处理90min,冷却后即可。
实施例3
一种蜂窝纸隔墙板的制备方法,将未经固化的Nomex蜂窝纸拉开平铺在平板发泡模上,将固定好后放入烘箱中加热处理,取出Nomex蜂窝纸,待发泡模冷却后,浇入改性剂,然后将取出的Nomex蜂窝纸压入发泡模,然后放入烘箱中固化成型。
所述改性剂原料以重量份计为:聚酰胺树脂24份、珍珠岩4份、磷石膏4份、发泡剂2份、乙烯-醋酸乙烯共聚物5份、ACR5份、α-烯基磺酸钠1份、二甲胺基丙胺1份。
所述聚酰胺树脂为尼龙66。
所述发泡剂由十二烷基硫酸钠和AES组成。
所述十二烷基硫酸钠和AES的重量配比为3:0.2。
所述改性剂是通过将珍珠岩和磷石膏混合球磨至450目,加入聚酰胺树脂继续球磨10min,将得到的混合物加入到反应釜中,加热至75℃,持续25min后,降温至63℃,再依次加入乙烯-醋酸乙烯共聚物、ACR、α-烯基磺酸钠、二甲胺基丙胺和发泡剂,搅拌处理75min,冷却后即可。
在此有必要指出的是,以上实施例和试验例仅限于对本发明的技术方案做进一步的阐述和理解,不能理解为对本发明的技术方案做进一步的限定,本领域技术人员作出的非突出实质性特征和显著进步的发明创造,仍然属于本发明的保护范畴。

Claims (7)

1.一种蜂窝纸隔墙板的制备方法,其特征在于,将未经固化的Nomex蜂窝纸拉开平铺在平板发泡模上,将固定好后放入烘箱中加热处理,取出Nomex蜂窝纸,待发泡模冷却后,浇入改性剂,然后将取出的Nomex蜂窝纸压入发泡模,然后放入烘箱中固化成型。
2.如权利要求1所述蜂窝纸隔墙板的制备方法,其特征在于,所述改性剂原料以重量份计为:聚酰胺树脂20~30份、珍珠岩3~5份、磷石膏1~10份、发泡剂1~3份、乙烯-醋酸乙烯共聚物4~7份、ACR4~7份、α-烯基磺酸钠1~2份、二甲胺基丙胺0.5~2份。
3.如权利要求2所述蜂窝纸隔墙板的制备方法,其特征在于,所述改性剂原料以重量份计为:聚酰胺树脂24份、珍珠岩4份、磷石膏4份、发泡剂2份、乙烯-醋酸乙烯共聚物5份、ACR5份、α-烯基磺酸钠1份、二甲胺基丙胺1份。
4.如权利要求2或3所述蜂窝纸隔墙板的制备方法,其特征在于,所述聚酰胺树脂为尼龙66。
5.如权利要求2或3任一项所述蜂窝纸隔墙板的制备方法,其特征在于,所述发泡剂由十二烷基硫酸钠和AES组成。
6.如权利要求4所述蜂窝纸隔墙板的制备方法,其特征在于,所述十二烷基硫酸钠和AES的重量配比为3:(0.1~0.5)。
7.如权利要求1~3任一项所述蜂窝纸隔墙板的制备方法,其特征在于,所述改性剂是通过将珍珠岩和磷石膏混合球磨至400~500目,加入聚酰胺树脂继续球磨5~10min,将得到的混合物加入到反应釜中,加热至70~80℃,持续20~30min后,降温至60~70℃,再依次加入乙烯-醋酸乙烯共聚物、ACR、α-烯基磺酸钠、二甲胺基丙胺和发泡剂,搅拌处理60~90min,冷却后即可。
CN201711028756.7A 2017-10-29 2017-10-29 一种蜂窝纸隔墙板的制备方法 Pending CN107793755A (zh)

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CN105369694A (zh) * 2015-09-29 2016-03-02 长春高琦聚酰亚胺材料有限公司 一种全聚酰亚胺泡沫蜂窝及其制备方法

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