CN109454959A - 一种隔热节能环保防水卷材及其制备方法 - Google Patents

一种隔热节能环保防水卷材及其制备方法 Download PDF

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CN109454959A
CN109454959A CN201811311984.XA CN201811311984A CN109454959A CN 109454959 A CN109454959 A CN 109454959A CN 201811311984 A CN201811311984 A CN 201811311984A CN 109454959 A CN109454959 A CN 109454959A
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waterproof roll
base tire
thermal
saving environment
insulation energy
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孙井龙
赵云涛
李允宽
马伯伦
秦冬彪
王增寿
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Gu'an Jindu Shidai Building Waterproofing Materials Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
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Abstract

本发明涉及环保卷材的技术领域,特别是涉及一种隔热节能环保防水卷材及其制备方法,其具有良好的耐水性和隔热能力,减少将外界的温度传递至室内,并且可以减少外界温度的影响造成的融化流淌和脆裂,延长使用寿命,减少不必要的经济损失;是由基胎、改性沥青胶和隔离材料组成,改性沥青胶由沥青、SBS改性剂、石棉纤维、硅酸盐和无规聚丙烯改性剂和增塑剂组成,其制备方法,包括以下步骤:(1)选择基胎;(2)裁剪处理;(3)除尘处理;(4)预升温;(5)涂覆沥青改性胶;(6)微强制散热;(7)隔离材料分撒;(8)双面复合成型;(8)轻滚压定型;(9)循环介质冷却;(10)干燥处理;(11)收卷包装。

Description

一种隔热节能环保防水卷材及其制备方法
技术领域
本发明涉及环保卷材的技术领域,特别是涉及一种隔热节能环保防水卷材及其制备方法。
背景技术
众所周知,防水卷材是一种主要用于建筑墙体、屋面、以及隧道、公路、垃圾填埋场等处,起到抵御外界雨水、地下水渗漏的一种可卷曲成卷状的柔性建材产品,作为工程基础与建筑物之间无渗漏连接,是整个工程防水的第一道屏障,对整个工程起着至关重要的作用。
现有的防水卷材在生产时,一般是将沥青等防水材料浸渍在基胎上制作成防水材料产品,并以卷材形式提供,防水卷材具有良好的耐水性,但现有的防水卷材在使用时隔热性能较差,容易将外界温度透过防水卷材传递至室内,并且容易受到外界温度的影响,造成防水卷材本身的融化流淌和脆裂,使用寿命较低,容易造成不必要的经济损失。
发明内容
为解决上述技术问题,本发明提供一种具有良好的耐水性和隔热能力,减少将外界的温度传递至室内,并且可以减少外界温度的影响造成的融化流淌和脆裂,延长使用寿命,减少不必要的经济损失的隔热节能环保防水卷材及其制备方法。
本发明的一种隔热节能环保防水卷材,是由基胎、改性沥青胶和隔离材料组成,所述隔离材料通过改性沥青胶覆盖在基胎上表面和下表面,所述改性沥青胶由沥青、SBS改性剂、石棉纤维、硅酸盐和无规聚丙烯改性剂和增塑剂组成,所述隔离材料包括聚乙烯膜、细沙和矿物颗粒。
本发明的一种隔热节能环保防水卷材,所述改性沥青胶由50-60份沥青、6-9份SBS改性剂、15-19份石棉纤维、3-6份硅酸盐和3-4份无规聚丙烯改性剂和15-18份增塑剂组成。
本发明的一种隔热节能环保防水卷材,所述基胎为玻纤毡胎基。
本发明的一种隔热节能环保防水卷材,所述改性沥青胶的制备方法包括以下步骤:
a、将沥青升温至160℃-170℃,并将增塑剂加入沥青中混合搅拌30min;
b、再将SBS改性剂和无规聚丙烯改性剂同时加入沥青中,在180℃-195℃下研磨搅拌160-180min;
c、最后将石棉纤维和硅酸盐加入沥青中,充分混合均匀后将其注入涂油槽内。
本发明的一种隔热节能环保防水卷材的制备方法,包括以下步骤:
(1)选择基胎:选择完整无破洞的厚度为2mm-3mm的原料基胎;
(2)裁剪处理:将选择的原料基胎裁剪至宽度为1000mm的加工基胎;
(3)除尘处理:将裁剪后的加工基胎牵引至除尘装置中进行除尘处理;
(4)预升温:将除尘处理后的加工基胎牵引至预升温装置中进行升温处理,提高基胎的温度;
(5)涂覆沥青改性胶:保持涂油槽内温度为150℃-170℃,并将预升温后的加工基胎牵引至涂油槽内进行沥青改性胶涂覆;
(6)微强制散热:对涂覆沥青改性胶后的基胎进行微强制散热,以降低沥青改性胶的温度;
(7)隔离材料分撒:在涂覆沥青改性胶后的加工基胎上表面分撒细沙和矿物颗粒;
(8)双面复合成型:并将聚乙烯膜覆盖在加工基胎上表面和下表面,使用导辊机进行平整成型;
(8)轻滚压定型:使用多辊平整机进行轻滚压定型处理;
(9)循环介质冷却:将防水卷材导入冷却装置中,使用循环介质对定型后的防水卷材进行冷却;
(10)干燥处理:冷却后的防水卷材在常温下进行自然冷却;
(11)收卷包装:将冷却后的防水卷材进行分切和收卷包装。
本发明的一种隔热节能环保防水卷材的制备方法,所述步骤(4)中预升温的温度为125℃-130℃。
本发明的一种隔热节能环保防水卷材的制备方法,所述步骤(7)中细沙和矿物颗粒的比例为3:7。
本发明的一种隔热节能环保防水卷材的制备方法,所述步骤(7)中细沙和矿物颗粒均为-80目至+100目的颗粒。
本发明的一种隔热节能环保防水卷材的制备方法,所述步骤(9)中的循环介质为冷却水。
与现有技术相比本发明的有益效果为:本发明的一种隔热节能环保防水卷材的制备方法制作出的防水卷材,其中添加了沥青、SBS改性剂、石棉纤维、硅酸盐和无规聚丙烯改性剂和增塑剂,对沥青进行改性使沥青的粘结性提高,并且通过添加的石棉纤维和硅酸盐提高改性沥青的隔热能力,从而使生产出的防水卷材具有良好的耐水性和隔热能力,减少将外界的温度传递至室内,并且可以减少外界温度的影响造成的融化流淌和脆裂,并且通过防水卷材上下两表面贴附的聚乙烯膜、细沙和矿物颗粒提高防水卷材的耐摩擦能力,从而可以配合以上优点延长防水卷材的使用寿命,减少不必要的经济损失。
具体实施方式
下面结合实施例,对本发明的具体实施方式作进一步详细描述。以下实施例用于说明本发明,但不用来限制本发明的范围。
实施例1
将50份沥青升温至160℃-170℃,并将15份增塑剂加入沥青中混合搅拌30min,再将6份SBS改性剂和3份无规聚丙烯改性剂同时加入沥青中,在180℃-195℃下研磨搅拌160-180min,最后将15份石棉纤维和3份硅酸盐加入沥青中,充分混合均匀后将其注入涂油槽内。
选择完整无破洞的厚度为2mm-3mm的玻纤毡胎基,将选择的玻纤毡胎基裁剪至宽度为1000mm的加工基胎,将裁剪后的加工基胎牵引至除尘装置中进行除尘处理,将除尘处理后的加工基胎牵引至预升温装置中进行升温处理,提高基胎的温度至125℃-130℃,保持涂油槽内温度为150℃-170℃,并将预升温后的加工基胎牵引至涂油槽内进行沥青改性胶涂覆,对涂覆沥青改性胶后的基胎进行微强制散热,以降低沥青改性胶的温度,将-80目至+100目的细沙和矿物颗粒按照3:7的比例混合均匀,在涂覆沥青改性胶后的加工基胎上表面分撒细沙和矿物颗粒,并将聚乙烯膜覆盖在加工基胎上表面和下表面,使用导辊机进行平整成型,使用多辊平整机进行轻滚压定型处理,将防水卷材导入冷却装置中,使用冷却水对定型后的防水卷材进行循环冷却,冷却后的防水卷材在常温下进行自然冷却,将冷却后的防水卷材进行分切和收卷包装。
实施例2
将55份沥青升温至160℃-170℃,并将16.5份增塑剂加入沥青中混合搅拌30min,再将7.5份SBS改性剂和3.5份无规聚丙烯改性剂同时加入沥青中,在180℃-195℃下研磨搅拌160-180min,最后将17份石棉纤维和4.5份硅酸盐加入沥青中,充分混合均匀后将其注入涂油槽内。
选择完整无破洞的厚度为2mm-3mm的玻纤毡胎基,将选择的玻纤毡胎基裁剪至宽度为1000mm的加工基胎,将裁剪后的加工基胎牵引至除尘装置中进行除尘处理,将除尘处理后的加工基胎牵引至预升温装置中进行升温处理,提高基胎的温度至125℃-130℃,保持涂油槽内温度为150℃-170℃,并将预升温后的加工基胎牵引至涂油槽内进行沥青改性胶涂覆,对涂覆沥青改性胶后的基胎进行微强制散热,以降低沥青改性胶的温度,将-80目至+100目的细沙和矿物颗粒按照3:7的比例混合均匀,在涂覆沥青改性胶后的加工基胎上表面分撒细沙和矿物颗粒,并将聚乙烯膜覆盖在加工基胎上表面和下表面,使用导辊机进行平整成型,使用多辊平整机进行轻滚压定型处理,将防水卷材导入冷却装置中,使用冷却水对定型后的防水卷材进行循环冷却,冷却后的防水卷材在常温下进行自然冷却,将冷却后的防水卷材进行分切和收卷包装。
实施例3
将60份沥青升温至160℃-170℃,并将18份增塑剂加入沥青中混合搅拌30min,再将9份SBS改性剂和4份无规聚丙烯改性剂同时加入沥青中,在180℃-195℃下研磨搅拌160-180min,最后将19份石棉纤维和6份硅酸盐加入沥青中,充分混合均匀后将其注入涂油槽内。
选择完整无破洞的厚度为2mm-3mm的玻纤毡胎基,将选择的玻纤毡胎基裁剪至宽度为1000mm的加工基胎,将裁剪后的加工基胎牵引至除尘装置中进行除尘处理,将除尘处理后的加工基胎牵引至预升温装置中进行升温处理,提高基胎的温度至125℃-130℃,保持涂油槽内温度为150℃-170℃,并将预升温后的加工基胎牵引至涂油槽内进行沥青改性胶涂覆,对涂覆沥青改性胶后的基胎进行微强制散热,以降低沥青改性胶的温度,将-80目至+100目的细沙和矿物颗粒按照3:7的比例混合均匀,在涂覆沥青改性胶后的加工基胎上表面分撒细沙和矿物颗粒,并将聚乙烯膜覆盖在加工基胎上表面和下表面,使用导辊机进行平整成型,使用多辊平整机进行轻滚压定型处理,将防水卷材导入冷却装置中,使用冷却水对定型后的防水卷材进行循环冷却,冷却后的防水卷材在常温下进行自然冷却,将冷却后的防水卷材进行分切和收卷包装。
将实施例1至实施例3制备出的防水卷材与现有的防水卷材对比,得到以下数据:
耐水能力 隔热能力 耐老化能力
实施例1 99.23% 良好 良好
实施例2 99.43% 良好 良好
实施例3 98.92% 良好 良好
现有防水卷材 82.36%
本发明的一种隔热节能环保防水卷材的不透水性为:0.3Mpa,120min不漏水。
因此,本发明制备出的防水卷材与现有的防水卷材相比具有良好的耐水能力,隔热能力和耐老化能力,各性能均优于现有的方式卷材,因此本发明制备出的防水卷材具有良好的应用前景。
本发明的一种隔热节能环保防水卷材的制备方法制作出的防水卷材,其中添加了沥青、SBS改性剂、石棉纤维、硅酸盐和无规聚丙烯改性剂和增塑剂,对沥青进行改性使沥青的粘结性提高,并且通过添加的石棉纤维和硅酸盐提高改性沥青的隔热能力,从而使生产出的防水卷材具有良好的耐水性和隔热能力,减少将外界的温度传递至室内,并且可以减少外界温度的影响造成的融化流淌和脆裂,并且通过防水卷材上下两表面贴附的聚乙烯膜、细沙和矿物颗粒提高防水卷材的耐摩擦能力,从而可以配合以上优点延长防水卷材的使用寿命,减少不必要的经济损失。
以上所述仅是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员来说,在不脱离本发明技术原理的前提下,还可以做出若干改进和变型,这些改进和变型也应视为本发明的保护范围。

Claims (9)

1.一种隔热节能环保防水卷材,其特征在于,是由基胎、改性沥青胶和隔离材料组成,所述隔离材料通过改性沥青胶覆盖在基胎上表面和下表面,所述改性沥青胶由沥青、SBS改性剂、石棉纤维、硅酸盐和无规聚丙烯改性剂和增塑剂组成,所述隔离材料包括聚乙烯膜、细沙和矿物颗粒。
2.如权利要求1所述的一种隔热节能环保防水卷材,其特征在于,所述改性沥青胶由50-60份沥青、6-9份SBS改性剂、15-19份石棉纤维、3-6份硅酸盐和3-4份无规聚丙烯改性剂和15-18份增塑剂组成。
3.如权利要求1所述的一种隔热节能环保防水卷材,其特征在于,所述基胎为玻纤毡胎基。
4.如权利要求1所述的一种隔热节能环保防水卷材,其特征在于,所述改性沥青胶的制备方法包括以下步骤:
a、将沥青升温至160℃-170℃,并将增塑剂加入沥青中混合搅拌30min;
b、再将SBS改性剂和无规聚丙烯改性剂同时加入沥青中,在180℃-195℃下研磨搅拌160-180min;
c、最后将石棉纤维和硅酸盐加入沥青中,充分混合均匀后将其注入涂油槽内。
5.一种隔热节能环保防水卷材的制备方法,其特征在于,包括以下步骤:
(1)选择基胎:选择完整无破洞的厚度为2mm-3mm的原料基胎;
(2)裁剪处理:将选择的原料基胎裁剪至宽度为1000mm的加工基胎;
(3)除尘处理:将裁剪后的加工基胎牵引至除尘装置中进行除尘处理;
(4)预升温:将除尘处理后的加工基胎牵引至预升温装置中进行升温处理,提高基胎的温度;
(5)涂覆沥青改性胶:保持涂油槽内温度为150℃-170℃,并将预升温后的加工基胎牵引至涂油槽内进行沥青改性胶涂覆;
(6)微强制散热:对涂覆沥青改性胶后的基胎进行微强制散热,以降低沥青改性胶的温度;
(7)隔离材料分撒:在涂覆沥青改性胶后的加工基胎上表面分撒细沙和矿物颗粒;
(8)双面复合成型:并将聚乙烯膜覆盖在加工基胎上表面和下表面,使用导辊机进行平整成型;
(8)轻滚压定型:使用多辊平整机进行轻滚压定型处理;
(9)循环介质冷却:将防水卷材导入冷却装置中,使用循环介质对定型后的防水卷材进行冷却;
(10)干燥处理:冷却后的防水卷材在常温下进行自然冷却;
(11)收卷包装:将冷却后的防水卷材进行分切和收卷包装。
6.如权利要求5所述的一种隔热节能环保防水卷材的制备方法,其特征在于,所述步骤(4)中预升温的温度为125℃-130℃。
7.如权利要求5所述的一种隔热节能环保防水卷材的制备方法,其特征在于,所述步骤(7)中细沙和矿物颗粒的比例为3:7。
8.如权利要求5所述的一种隔热节能环保防水卷材的制备方法,其特征在于,所述步骤(7)中细沙和矿物颗粒均为-80目至+100目的颗粒。
9.如权利要求5所述的一种隔热节能环保防水卷材的制备方法,其特征在于,所述步骤(9)中的循环介质为冷却水。
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