CN109553886A - 一种仿釉阻燃pvc发泡墙板及其制备方法 - Google Patents

一种仿釉阻燃pvc发泡墙板及其制备方法 Download PDF

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CN109553886A
CN109553886A CN201811445166.9A CN201811445166A CN109553886A CN 109553886 A CN109553886 A CN 109553886A CN 201811445166 A CN201811445166 A CN 201811445166A CN 109553886 A CN109553886 A CN 109553886A
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黄健欣
曾伟旸
黄永忠
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Abstract

本发明公开了一种仿釉阻燃PVC发泡墙板及其制备方法,所述材料按重量份数计包括以下组分:PVC 80~120份,釉料30~50份,轻质碳酸钙25~30份,稳定剂4~6份,发泡调节剂5~8份,AC发泡剂1.2~1.5份,单硬脂酸甘油酯0.2~0.5份,PE蜡0.3~0.5份,硼酸锌3~5份;所述制备方法包括步骤:S1.釉料的制备,S2.仿釉阻燃PVC材料的捏炼,S3.仿釉阻燃PVC发泡墙板的塑化成型。本发明提供的仿釉阻燃PVC发泡墙板具有A级阻燃性能,能在600度高温下能迅速地在墙体表面形成釉面,具有阻燃、隔热、自熄的性能,能有效防止熔融物滴落及延燃,进而减少财产损失,避免人身伤害,为抢救火灾赢得时间。

Description

一种仿釉阻燃PVC发泡墙板及其制备方法
技术领域
本发明涉及建筑材料领域,特别涉及一种仿釉阻燃PVC发泡墙板及其制备方法。
背景技术
塑料制品自问世后给人类的生活、工作带来了巨大的方便和改善,PVC墙板因重量轻、能防潮防蛀防腐、美观大方、易安装、易清洁、价格便宜等优点,在建筑墙板材料中长期占有重要地位。但PVC墙板的阻燃性能一直困扰大家,为了提高PVC墙板的阻燃性,多在PVC中添加阻燃剂,但目前采用的阻燃剂多含卤素,当墙板着火时,存在延燃、滴落及产生大量毒烟等问题。如何减轻塑料燃烧的烟毒与滴燃产生的二次伤害极为重要,目前国内无卤阻燃材料的研究主要集中在有机磷氮类、无机水合物类,但目前的研究成果仍存在阻燃效果差及隔热隔温效果差等问题。
陶瓷化阻燃材料是目前阻燃材料研究的新方向,并取得初步成效,一般通过陶瓷材料与塑料的融合,得到具有阻燃性能的塑料,这种塑料在常温条件下,具有常规塑料的性能,但在燃烧过程中能形成玻璃相,在表面能隔热阻燃,具有自熄功能,从而为救援争取到时间,有效保护生命,降低财产损失。但目前陶瓷化阻燃材料主要用于PE树脂,其玻化温度高达900℃且与塑料的相容性差,可见,现有技术有待提高。
发明内容
鉴于上述现有技术的不足之处,本发明的目的在于提供一种仿釉阻燃PVC发泡墙板,旨在解决现有技术中PVC类发泡墙板材料阻燃效果差、滴燃及隔热差等问题。
为了达到上述目的,本发明采取了以下技术方案:
一种仿釉阻燃PVC发泡墙板,其中,按重量份数计包括以下组分:
PVC 80~120份;
釉料 30~50份;
轻质碳酸钙 25~30份;
稳定剂 4~6份;
发泡调节剂 5~8份;
AC发泡剂 1.0~1.5份;
单硬脂酸甘油酯 0.2~0.5份;
PE蜡 0.3~0.5份;
硼酸锌 3~5份。
所述仿釉阻燃PVC发泡墙板中,所述PVC为SG-7型。
所述仿釉阻燃PVC发泡墙板中,所述釉料按重量份数计包括以下组分:
高岭土 20~25份;
石灰石 15~20份;
硅石 40~45份;
钾长石 5~8份;
硼盐 5~10份;
硝酸钾 5~8份;
高分子表面处理剂 1~2份。
所述仿釉阻燃PVC发泡墙板中,所述高分子表面处理剂为环氧树脂类有机物。
一种如上所述的仿釉阻燃PVC发泡墙板的制备方法,其中,所述方法包括以下步骤:
S1.釉料的制备:按配比称取釉料组分,在1000~1200℃的温度下将釉料熔融形成熔体,将液态熔体投入冷冻纯水中急冷,形成破碎颗粒,然后研磨至1250目以上的细粉,并通过高分子表面处理剂对细粉进行表面处理;
S2.仿釉阻燃PVC材料的捏炼:按仿釉阻燃PVC发泡墙板的配比取料,加入捏炼机,进行捏炼;
S3.仿釉阻燃PVC发泡墙板的挤出成型:将步骤S2所得料投入锥形双螺杆挤出机中进行挤出成型,得所需制品。
所述仿釉阻燃PVC发泡墙板的制备方法中,所述步骤S1中对细粉进行表面处理为在细粉表面包覆高分子材料。
所述仿釉阻燃PVC发泡墙板的制备方法中,所述步骤S2中捏炼机的温度为115~125℃,捏合时间为8~10min。
所述仿釉阻燃PVC发泡墙板的制备方法中,所述步骤S3中挤塑机的塑化温度如下:主机一区165~168℃,主机二区160~165℃,主机三区158~162℃,主机四区155~158℃,含流芯160~165℃,模具185~195℃。
有益效果:
本发明提供了一种仿釉阻燃PVC发泡墙板及其制备方法,所述发泡墙板以PVC作为基材,通过与改性釉料结合得到仿釉阻燃PVC材料,所述材料在600度高温下能迅速地在墙体表面形成釉面,所述釉面能阻燃、隔热、自熄,能有效防止熔融物滴落及延燃,进而减少财产损失,避免人身伤害,为抢救火灾赢得时间。与现有技术相比,具有以下有益效果:
(1)本发明所述的仿釉阻燃PVC发泡墙板,在600℃高温下形成坚硬的釉面层,所述釉面层具有阻燃、隔热、自熄的效果,能有效防止大面积着火现象;
(2)本发明所述的仿釉阻燃PVC发泡墙板,具有良好的抗压强度及保温隔热性,其性能优异且生产工艺简单,可以大规模用于建筑材料领域;
(3)本发明所述的仿釉阻燃PVC发泡墙板,通过对釉料表面进行改性,使其能更好的与PVC相容,形成具有阻燃性能的仿釉PVC材料。
具体实施方式
本发明提供一种仿釉阻燃PVC发泡墙板及其制备方法,为使本发明的目的、技术方案及效果更加清楚、明确,以下举实施例对本发明进一步详细说明。应当理解,此处所描述的具体实施例仅用以解释本发明,并不用于限定本发明。
本发明提供一种仿釉阻燃PVC发泡墙板,按重量份数计包括以下组分:
PVC 80~120份;
釉料 30~50份;
轻质碳酸钙 25~30份;
稳定剂 4~6份;
发泡调节剂 5~8份;
AC发泡剂 1.0~1.5份;
单硬脂酸甘油酯 0.2~0.5份;
PE蜡 0.3~0.5份;
硼酸锌 3~5份。
所述发泡墙板是以PVC为基材,采用无机釉料作为阻燃剂,所述釉料具有良好的分散性和相容性,能与PVC相容结合,釉料的用量及配比直接影响PVC的阻燃性能及力学性能,当釉料含量低时,PVC制品的韧性好,但阻燃效果及强度较差,当釉料含量高时,其阻燃性及强度较好,但其韧性降低,优选地,当釉料用量为PVC基材的30~50%时,可得到阻燃性为A级及强度较佳的PVC材料,且韧性良好。
具体地,所述PVC为SG-7型。本方法主要针对平均聚合度为800的PVC基材,相对分子量较小,粘度较低,易于成型。
具体地,所述釉料按重量份数计包括以下组分:
高岭土 20~25份;
石灰石 15~20份;
硅石 40~45份;
钾长石 5~8份;
硼盐 5~10份;
硝酸钾 5~8份;
高分子表面处理剂 1~2份。
釉料组成为本发明阻燃材料的核心,其由高岭土、石灰石、硅石、钾长石、硼盐、硝酸钾及高分子表面处理剂组成,上述釉料在600度温度下迅速熔融,并在墙体表面形成釉面层,所述釉面层将墙体包覆,既可以隔绝空气,又能隔热,从而保护人身安全,为救援赢得时间,同时,所述釉面层能自熄,不延燃,不脱落,能避免火势的传播。
进一步地,所述高分子表面处理剂为环氧树脂类有机物。所述环氧树脂类有机物包覆在釉料表层,能提高釉料与PVC的分散性和相容性,同时提升釉料与PVC之间的界面结合力,从而大幅提升制品的力学性能。
如上所述的仿釉阻燃PVC发泡墙板的制备方法,括以下步骤:
S1.釉料的制备:按配比称取釉料组分,在1000~1200℃的温度下将釉料熔融形成熔体,将液态熔体投入冷冻纯水中急冷,形成破碎颗粒,然后研磨至1250目以上的细粉,并通过高分子表面处理剂对细粉进行表面处理;
S2.仿釉阻燃PVC材料的捏炼:按仿釉阻燃PVC发泡墙板的配比取料,加入捏炼机,进行捏炼;
S3.仿釉阻燃PVC发泡墙板的挤出成型:将步骤S2所得料投入锥形双螺杆挤出机中进行挤出成型,得所需制品。
所述制备方法先将釉料进行高温熔融、破碎、研磨成细粉,所述釉料细粉通过高分子表面处理剂改性,能均匀的分散在PVC基料中,并与PVC具有良好的相容性及结合力,通过高速捏炼、塑化、挤出成型,得到仿釉阻燃PVC发泡墙板。实际操作中,可在挤出口配置不同的模具,能得到不同结构及型号的墙板。所述制备方法简单易行,易于实现。
具体地,所述步骤S1中对细粉进行表面处理为在颗粒表面包覆高分子材料。对细粉改性,使其与PVC具有更好的相容性。
优选地,所述步骤S2中捏炼机的温度为115~125℃,捏合时间为8~10min。控制温度在115~125℃,可避免PVC在捏炼过程中发生热分解。
优选地,所述步骤S3中挤出机的塑化温度如下:主机一区165~168℃,主机二区160~165℃,主机三区158~162℃,主机四区155~158℃,含流芯160~165℃,模具185~195℃。塑化段温度控制在155~195℃的温度范围,具有较好的塑化效果,又能降低PVC发生分解。
综上所述,本发明通过在PVC基材里添加改性釉料,得到具有阻燃效果的PVC材料,所述材料在600度时能形成釉面包覆在墙体上,从而隔离空气起到阻燃效果。
实施例1
一种优选的仿釉阻燃PVC发泡墙板,按重量份数计包括以下组分:
PVC(SG-7型) 100份;
釉料 40份;
轻质碳酸钙 28份;
稳定剂 5份;
发泡调节剂 6份;
AC发泡剂 1.3份;
单硬脂酸甘油酯 0.4份;
PE蜡 0.4份;
硼酸锌 4份。
所述釉料按重量份数计包括以下组分:
高岭土 22份;
石灰石 18份;
硅石 43份;
钾长石 7份;
硼盐 7份;
硝酸钠 7份;
环氧树脂表面处理剂 2份。
如上所述的仿釉阻燃PVC发泡墙板的制备方法,包括以下步骤:
S1.釉料的制备:按配比称取釉料组分,在1100℃的高温下将釉料熔融形成熔体,将液态熔体投入冷冻纯水中急冷,形成破碎颗粒,然后研磨至1250目以上的细粉,并通过环氧树脂表面处理剂对细粉进行表面包覆处理;
S2.仿釉阻燃PVC材料的捏炼:按仿釉阻燃PVC发泡墙板的配比取料,加入捏炼机,进行捏炼8min,捏炼温度为120℃;
S3.仿釉阻燃PVC发泡墙板的挤出成型:将步骤S2所得料投入锥形双螺杆挤出机中进行挤出成型,得所需制品。挤出机的塑化温度为:主机一区166℃,主机二区163℃,主机三区160℃,主机四区156℃,含流芯 163℃,模具190℃。
通过本方法得到的仿釉阻燃PVC发泡墙板,其阻燃级别可达到A级,垂直燃烧时有坚硬釉化层形成,自熄时间为8秒。
实施例2
一种仿釉阻燃PVC发泡墙板,按重量份数计包括以下组分:
PVC(SG-7型) 120份;
釉料 40份;
轻质碳酸钙 30份;
稳定剂 6份;
发泡调节剂 8份;
AC发泡剂 1.5份;
单硬脂酸甘油酯 0.5份;
PE蜡 0.5份;
硼酸锌 5份。
所述釉料按重量份数计包括以下组分:
高岭土 25份;
石灰石 15份;
硅石 45份;
钾长石 5份;
硼盐 10份;
硝酸钾 5份;
环氧树脂表面处理剂 2份。
制备方法参见实施例1,其捏炼温度为120℃,挤出机的塑化温度为:主机一区168℃,主机二区165℃,主机三区162℃,主机四区158℃,含流芯 165℃,模具195℃。
通过本方法得到的仿釉阻燃PVC发泡墙板,其阻燃级别可达到A级,垂直燃烧时有坚硬釉化层形成,自熄时间为10秒。
实施例3
一种仿釉阻燃PVC发泡墙板,按重量份数计包括以下组分:
PVC(SG-7型) 80份;
釉料 30份;
轻质碳酸钙 25份;
稳定剂 4份;
发泡调节剂 5份;
AC发泡剂 1.0份;
单硬脂酸甘油酯 0.2份;
PE蜡 0.3份;
硼酸锌 3份。
所述釉料按重量份数计包括以下组分:
高岭土 20份;
石灰石 20份;
硅石 40份;
钾长石 8份;
硼盐 5份;
硝酸钠 8份;
环氧树脂表面处理剂 1份。
制备方法参见实施例1,其捏炼温度为125℃,挤出机的塑化温度为:主机一区165℃,主机二区160℃,主机三区158℃,主机四区155℃,含流芯 160℃,模具185℃。
通过本方法得到的仿釉阻燃PVC发泡墙板材料,其阻燃级别可达到A级,垂直燃烧时有坚硬釉化层形成,自熄时间为8秒。
可以理解的是,对本领域普通技术人员来说,可以根据本发明的技术方案及其发明构思加以等同替换或改变,而所有这些改变或替换都应属于本发明所附的权利要求的保护范围。

Claims (8)

1.一种仿釉阻燃PVC发泡墙板,其特征在于,按重量份数计包括以下组分:
PVC 80~120份;
釉料 30~50份;
轻质碳酸钙 25~30份;
稳定剂 4~6份;
发泡调节剂 5~8份;
AC发泡剂 1.0~1.5份;
单硬脂酸甘油酯 0.2~0.5份;
PE蜡 0.3~0.5份;
硼酸锌 3~5份。
2.根据权利要求1所述的仿釉阻燃PVC发泡墙板,其特征在于,所述PVC为SG-7型。
3.根据权利要求1所述的仿釉阻燃PVC发泡墙板,其特征在于,所述釉料按重量份数计包括以下组分:
高岭土 20~25份;
石灰石 15~20份;
硅石 40~45份;
钾长石 5~8份;
硼盐 5~10份;
硝酸钾 5~8份;
高分子表面处理剂 1~2份。
4.根据权利要求3所述的仿釉阻燃PVC发泡墙板,其特征在于,所述高分子表面处理剂为环氧树脂类有机物。
5.一种如权利要求1-4任一项所述的仿釉阻燃PVC发泡墙板的制备方法,其特征在于,所述方法包括以下步骤:
S1.釉料的制备:按配比称取釉料组分,在1000~1200℃的温度下将釉料熔融形成熔体,将液态熔体投入冷冻纯水中急冷,形成破碎颗粒,然后研磨至1250目以上的细粉,并通过高分子表面处理剂对细粉进行表面处理;
S2.仿釉阻燃PVC材料的捏炼:按仿釉阻燃PVC发泡墙板的配比取料,加入捏炼机,进行捏炼;
S3.仿釉阻燃PVC发泡墙板的挤出成型:将步骤S2所得料投入锥形双螺杆挤出机中进行挤出成型,得所需制品。
6.根据权利要求5所述的仿釉阻燃PVC发泡墙板的制备方法,其特征在于,所述步骤S1中对细粉进行表面处理为在细粉表面包覆环氧树脂类有机物。
7.根据权利要求5所述的仿釉阻燃PVC发泡墙板的制备方法,其特征在于,所述步骤S2中捏炼机的温度为115~125℃,捏合时间为8~10min。
8.根据权利要求5所述的仿釉阻燃PVC发泡墙板的制备方法,其特征在于,所述步骤S3中挤出机的塑化温度如下:主机一区165~168℃,主机二区160~165℃,主机三区158~162℃,主机四区155~158℃,含流芯 160~165℃, 模具185~195℃。
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110028740A (zh) * 2019-06-11 2019-07-19 广讯检测(广东)有限公司 一种阶梯式阻燃塑料及其制备方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102888048A (zh) * 2012-10-18 2013-01-23 苏州希普拉斯新材料有限公司 一种基于玻璃化机理形成的低烟无卤阻燃线缆护套料
KR101564737B1 (ko) * 2015-07-08 2015-10-30 주식회사 차후에스엔피 항균, 방취기능을 갖는 pvc수지 조성물 및 이를 이용한 상하수도관
CN105885199A (zh) * 2016-06-12 2016-08-24 安徽天元电缆有限公司 一种耐火复合阻燃电缆材料
CN105885275A (zh) * 2015-01-21 2016-08-24 北京化工大学 一种可陶瓷化耐火pvc板材的制备方法
CN107286518A (zh) * 2017-07-31 2017-10-24 东莞市安拓普塑胶聚合物科技有限公司 一种低烟阻燃可陶瓷化pvc材料及其制备方法和应用
CN107903518A (zh) * 2017-10-19 2018-04-13 合肥朗胜新材料有限公司 一种eps板材及其加工工艺

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102888048A (zh) * 2012-10-18 2013-01-23 苏州希普拉斯新材料有限公司 一种基于玻璃化机理形成的低烟无卤阻燃线缆护套料
CN105885275A (zh) * 2015-01-21 2016-08-24 北京化工大学 一种可陶瓷化耐火pvc板材的制备方法
KR101564737B1 (ko) * 2015-07-08 2015-10-30 주식회사 차후에스엔피 항균, 방취기능을 갖는 pvc수지 조성물 및 이를 이용한 상하수도관
CN105885199A (zh) * 2016-06-12 2016-08-24 安徽天元电缆有限公司 一种耐火复合阻燃电缆材料
CN107286518A (zh) * 2017-07-31 2017-10-24 东莞市安拓普塑胶聚合物科技有限公司 一种低烟阻燃可陶瓷化pvc材料及其制备方法和应用
CN107903518A (zh) * 2017-10-19 2018-04-13 合肥朗胜新材料有限公司 一种eps板材及其加工工艺

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
徐同考: "《塑料改性实用技术》", 31 October 2012, 中国轻工业出版社 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110028740A (zh) * 2019-06-11 2019-07-19 广讯检测(广东)有限公司 一种阶梯式阻燃塑料及其制备方法

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