CN110483725A - 一种围栏桩柱固定用发泡填充剂及其制备方法 - Google Patents

一种围栏桩柱固定用发泡填充剂及其制备方法 Download PDF

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CN110483725A
CN110483725A CN201910739801.2A CN201910739801A CN110483725A CN 110483725 A CN110483725 A CN 110483725A CN 201910739801 A CN201910739801 A CN 201910739801A CN 110483725 A CN110483725 A CN 110483725A
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Abstract

本发明提供一种围栏桩柱固定用发泡填充剂及其制备方法,其中所述围栏桩柱固定用发泡填充剂按质量百分比包括:A组分和B组分;所述A组分按质量百分比包括:聚醚4110 72‑81%、聚醚403 6‑11%、聚醚210 3.5‑5.2%、聚醚330N 3.7‑5.5%、水 0.2‑0.5%、HCFC 6‑12%、TCEP 1‑8.5%、DMMP 1‑2.5%、硅油 0.5‑2.0%、A33 0.2‑0.4%以及PC‑8 0.3‑0.5%;所述B组分按质量百分比包括:PAPI 100%。本发明的围栏桩柱固定用发泡填充剂具有凝固速度快、固化后硬度高的优点,其可替代混凝土作为工业建筑材料使用。同时由于其流动性较好,可填充到缝隙中起到连接固定的作用。

Description

一种围栏桩柱固定用发泡填充剂及其制备方法
技术领域
本发明涉及一种发泡填充剂,尤其涉及一种凝固速度快、凝固后硬度高的围栏桩柱固定用发泡填充剂及其制备方法。
背景技术
混凝土是一种工业中经常使用的建筑材料,普通混凝土指以水泥为主要胶凝材料,与水、砂、石子,必要时掺入化学外加剂和矿物掺合料,按适当比例配合,经过均匀搅拌、密实成型及养护硬化而成的人造石材。然而,混凝土在应用时,需要进行混合,且凝固速度较慢,此外对于需要在缝隙中进行填充时,由于其流动性较差且粒度较大,无法很好地满足缝隙填充的需求。因此,针对上述问题,有必要提出进一步地解决方案。
发明内容
本发明的目的在于提供一种围栏桩柱固定用发泡填充剂及其制备方法,以克服现有技术中存在的不足。
为实现上述发明目的,本发明提供一种围栏桩柱固定用发泡填充剂,其按质量百分比包括:A组分和B组分;
所述A组分按质量百分比包括:聚醚4110 72-81%、聚醚403 6-11%、聚醚210 3.5-5.2%、聚醚330N 3.7-5.5%、水 0.2-0.5%、HCFC 6-12%、TCEP 1- 8.5%、DMMP 1-2.5%、硅油 0.5-2.0%、A33 0.2-0.4%以及PC-8 0.3-0.5%;所述B组分按质量百分比包括:PAPI 100%。
作为本发明的围栏桩柱固定用发泡填充剂的改进,所述HCFC的型号为141b。
作为本发明的围栏桩柱固定用发泡填充剂的改进,所述硅油的型号为L6950。
为实现上述发明目的,本发明提供一种如上所述的围栏桩柱固定用发泡填充剂的制备方法,其特征在于,所述制备方法包括如下步骤:
将水 0.2-0.5%、HCFC 6-12%、TCEP 1- 8.5%、DMMP 1-2.5%、硅油 0.5-2.0%、A33 0.2-0.4%以及PC-8 0.3-0.5%加入到聚醚4110 72-81%、聚醚403 6-11%、聚醚210 3.5-5.2%、聚醚330N 3.7-5.5%中不断混合,最后成品A组分与B组分分别密封包装。
作为本发明的围栏桩柱固定用发泡填充剂的制备方法的改进,将各组分加入到聚醚的混合物中混合1.5-2.0小时。
与现有技术相比,本发明的有益效果是:本发明的围栏桩柱固定用发泡填充剂具有凝固速度快、固化后硬度高的优点,其可替代混凝土作为工业建筑材料使用。同时由于其流动性较好,可填充到缝隙中起到连接固定的作用。
具体实施方式
下面结合各实施方式对本发明进行详细说明,但应当说明的是,这些实施方式并非对本发明的限制,本领域普通技术人员根据这些实施方式所作的功能、方法、或者结构上的等效变换或替代,均属于本发明的保护范围之内。
本发明的围栏桩柱固定用发泡填充剂包括:A组分和B组分。其中,所述A组分按质量百分比包括:聚醚4110 72-81%、聚醚403 6-11%、聚醚210 3.5-5.2%、聚醚330N 3.7-5.5%、水 0.2-0.5%、HCFC 6-12%、TCEP 1- 8.5%、DMMP 1-2.5%、硅油 0.5-2.0%、A33 0.2-0.4%以及PC-8 0.3-0.5%;所述B组分按质量百分比包括:PAPI 100%。可替代地,PC-8也可以为采用PC-41代替,PC-41为三(二甲氨基丙基)六氢三嗪。
其中,采用不同类型的聚醚,具体为官能度一般为2-8不等、粘度各异的多元醇大分子聚合物;羟基是其能参与异氰酸酯基反应的活性基团,根据需要或用途,官能度的大小会对合成聚氨酯硬质泡沫的物理性能产生重要影响, 高官能度的聚醚多元醇可以使得材料硬度高、热稳定性好、耐化学腐蚀性高、耐水好等;低官能度的多元醇可以使得材料韧性好,伸长率大,不易断裂等,更重要的是可以降低物料粘度,有利于工业生产确保产品的稳定性(粘度过高则无法满足生产工艺要求)。
可供选择的不同类型的聚醚包括:两官能度聚醚:聚醚二醇204、聚醚二醇210等、苯酐聚酯二醇XCP-320等;三官能度聚醚:聚醚三醇305、聚醚三醇330、聚醚三醇330N等;四官能度聚醚:聚醚四醇403、甲苯胺聚醚410、季戊四醇聚醚等;六官能度聚醚:聚醚山梨多醇NJ-6207、和NJ-6209等;八官能度聚醚:聚醚蔗糖多醇NJ-8345、4110和NJ-8220等。
HCFC为一氟二氯乙烷,其作为发泡剂使用;TCEP是为磷酸三氯乙基酯;TCEP其作为阻燃剂使用;DMMP为阻燃剂甲基膦酸二甲酯,其作为阻燃剂使用,可替代地,还可选择TCPP,TECP,DMMP,DEEP等作为阻燃剂;A33作为聚氨酯泡沫塑料的凝胶催化剂,可替代地,还可选择二甲基环己胺类PC-8,六氢三嗪类PC-41,TMR系列,TMP-30,SA-1,BDMA,DBU等,锡类有T-9,T-12等作为催化剂;PC-8为环己二胺,其作为催化剂使用。PAPI为多亚甲基多苯基多异氰酸酯,其在催化剂的作用下与聚醚4110、聚醚403、聚醚210、聚醚330N进行发泡反应。
本发明的围栏桩柱固定用发泡填充剂的实施例如下:
实施例1
本发明的围栏桩柱固定用发泡填充剂包括:A组分和B组分。其中,所述A组分按质量百分比包括:聚醚4110 72%、聚醚403 6%、聚醚210 3.5%、聚醚330N 3.7%、水 0.2%、HCFC 6%、TCEP 1%、DMMP 1%、硅油 0.5%、A33 0.2%以及PC-8 0.3%;所述B组分按质量百分比包括:PAPI 100%。其中,所述HCFC的型号为141b。所述硅油的型号为L6950。
实施例2
本发明的围栏桩柱固定用发泡填充剂包括:A组分和B组分。其中,所述A组分按质量百分比包括:聚醚4110 81%、聚醚403 11%、聚醚210 5.2%、聚醚330N 5.5%、水 0.5%、HCFC12%、TCEP 8.5%、DMMP 2.5%、硅油 2.0%、A33 0.4%以及PC-8 0.5%;所述B组分按质量百分比包括:PAPI 100%。其中,所述HCFC的型号为141b。所述硅油的型号为L6950。
本发明的围栏桩柱固定用发泡填充剂通过如下制备方法制得:
将水 0.2-0.5%、HCFC 6-12%、TCEP 1- 8.5%、DMMP 1-2.5%、硅油 0.5-2.0%、A33 0.2-0.4%以及PC-8 0.3-0.5%加入到聚醚4110 72-81%、聚醚403 6-11%、聚醚210 3.5-5.2%、聚醚330N 3.7-5.5%中不断混合,最后成品A组分与B组分分别密封包装。其中,将各组分加入到聚醚的混合物中混合1.5-2.0小时。
使用时,将两个组分经过10-40秒左右混合,迅速倒入要固定的桩穴,让其在常温下自由发泡,数分钟后即自动固化,再经过24小时的自然养护后即形成坚硬稳固的基础。
综上所述,本发明的围栏桩柱固定用发泡填充剂具有更高的强度和更快的固化速度,用来代替水泥是比较理想的材料,通常水泥的比强度为3600Mpa,而聚氨酯高密度硬泡可以达到9800Mpa甚至更高,同时其还具有表面硬度高、密度大、承载力强、耐老化的特点,而且使用方便、固化快捷、牢固耐水,能大大提高工程进度和效率。同时由于其流动性较好,可填充到缝隙中起到连接固定的作用。
对于本领域技术人员而言,显然本发明不限于上述示范性实施例的细节,而且在不背离本发明的精神或基本特征的情况下,能够以其他的具体形式实现本发明。因此,无论从哪一点来看,均应将实施例看作是示范性的,而且是非限制性的,本发明的范围由所附权利要求而不是上述说明限定,因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本发明内。
此外,应当理解,虽然本说明书按照实施方式加以描述,但并非每个实施方式仅包含一个独立的技术方案,说明书的这种叙述方式仅仅是为清楚起见,本领域技术人员应当将说明书作为一个整体,各实施例中的技术方案也可以经适当组合,形成本领域技术人员可以理解的其他实施方式。

Claims (5)

1.一种围栏桩柱固定用发泡填充剂,其特征在于,所述围栏桩柱固定用发泡填充剂按质量百分比包括:A组分50%和B组分50%;
所述A组分按质量百分比包括:聚醚4110 72-81%、聚醚403 6-11%、聚醚210 3.5-5.2%、聚醚330N 3.7-5.5%、水 0.2-0.5%、HCFC 6-12%、TCEP 1- 8.5%、DMMP 1-2.5%、硅油 0.5-2.0%、A33 0.2-0.4%以及PC-8 0.3-0.5%;所述B组分按质量百分比包括:PAPI 100%。
2.根据权利要求1所述的围栏桩柱固定用发泡填充剂,其特征在于,所述HCFC的型号为141b。
3.根据权利要求1所述的围栏桩柱固定用发泡填充剂,其特征在于,所述硅油的型号为L6950。
4.一种如权利要求1-3任一项所述的围栏桩柱固定用发泡填充剂的制备方法,其特征在于,所述制备方法包括如下步骤:
将水 0.2-0.5%、HCFC 6-12%、TCEP 1- 8.5%、DMMP 1-2.5%、硅油 0.5-2.0%、A33 0.2-0.4%以及PC-8 0.3-0.5%加入到聚醚4110 72-81%、聚醚403 6-11%、聚醚210 3.5-5.2%、聚醚330N 3.7-5.5%中不断混合,最后成品A组分与B组分分别密封包装。
5.根据权利要求4所述的围栏桩柱固定用发泡填充剂的制备方法,其特征在于,将各组分加入到聚醚的混合物中混合1.5-2.0小时。
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Application publication date: 20191122