CN105398122A - 带防老化层的sbs改性沥青防水卷材 - Google Patents
带防老化层的sbs改性沥青防水卷材 Download PDFInfo
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Abstract
本发明提供了一种带防老化层的SBS改性沥青防水卷材,该防水卷材为层状结构,由上至下依次包括TPO防老化层、上无纺布增强层、SBS防水层和下无纺布增强层,所述上无纺布增强层和下无纺布增强层是由聚酯纤维、玻璃纤维及碳纤维相互交错压制而成,其中所述聚酯纤维、玻璃纤维及碳纤维所占重量百分配比为30%~40%:30%~40%:20%~40%。本发明增设了TPO防老化层,由于TPO树脂是由EPDM/PP共混的产物,因此耐臭氧老化及耐水性极佳,将TPO防老化层作为SBS改性沥青的表层,该材料应用于屋面工程时不用做防老化层,减轻了屋面的重量,节约了工程成本。
Description
技术领域
本发明属于防水卷材技术领域,尤其是涉及一种带防老化层的SBS改性沥青防水卷材。
背景技术
SBS改性沥青防水卷材,这种卷材具有很好的耐高温性能,可以在-25到+100℃的温度范围内使用,有较高的弹性和耐疲劳性,以及高达1500%的伸长率和较强的耐穿刺能力、耐撕裂能力。适合于寒冷地区,以及变形和振动较大的工业与民用建筑的防水工程。
现有的SBS改性沥青防水卷材为了防止老化,在应用于屋面工程时必须覆盖20mm厚水泥砂浆防老化层,增加了屋面的重量,同时工程成本较高。
发明内容
本发明的目的在于克服现有技术存在的以上问题,提供一种带防老化层的SBS改性沥青防水卷材。
为实现上述技术目的,达到上述技术效果,本发明通过以下技术方案实现:
一种带防老化层的SBS改性沥青防水卷材,该防水卷材为层状结构,由上至下依次包括TPO防老化层、上无纺布增强层、SBS防水层和下无纺布增强层,所述上无纺布增强层和下无纺布增强层是由聚酯纤维、玻璃纤维及碳纤维相互交错压制而成,其中所述聚酯纤维、玻璃纤维及碳纤维所占重量百分配比为30%~40%:30%~40%:20%~40%。
进一步的,所述TPO防老化层的厚度为0.8~1.2mm。
进一步的,所述SBS防水层的厚度为0.5~0.7mm。
本发明的有益效果是:
本发明增设了TPO防老化层,由于TPO树脂是由EPDM/PP共混的产物,因此耐臭氧老化及耐水性极佳,将TPO防老化层作为SBS改性沥青的表层,该材料应用于屋面工程时不用做防老化层,减轻了屋面的重量,节约了工程成本。
附图说明
此处所说明的附图用来提供对本发明的进一步理解,构成本申请的一部分,本发明的示意性实施例及其说明用于解释本发明,并不构成对本发明的不当限定。在附图中:
图1是本发明的结构示意图。
具体实施方式
下面将参考附图并结合实施例,来详细说明本发明。
本实施例所述的带防老化层的SBS改性沥青防水卷材,如图1所示,该防水卷材为层状结构,由上至下依次包括TPO防老化层1、上无纺布增强层2、SBS防水层3和下无纺布增强层4,所述上无纺布增强层2和下无纺布增强层4是由聚酯纤维、玻璃纤维及碳纤维相互交错压制而成,其中所述聚酯纤维、玻璃纤维及碳纤维所占重量百分配比为30%~40%:30%~40%:20%~40%。
进一步的,所述TPO防老化层1的厚度为0.8~1.2mm。
进一步的,所述SBS防水层3的厚度为0.5~0.7mm。
本发明增设了TPO防老化层1,由于TPO树脂是由EPDM/PP共混的产物,因此耐臭氧老化及耐水性极佳,将TPO防老化层1作为SBS改性沥青的表层,该材料应用于屋面工程时不用做防老化层,减轻了屋面的重量,节约了工程成本。
Claims (3)
1.一种带防老化层的SBS改性沥青防水卷材,该防水卷材为层状结构,其特征在于:由上至下依次包括TPO防老化层(1)、上无纺布增强层(2)、SBS防水层(3)和下无纺布增强层(4),所述上无纺布增强层(2)和下无纺布增强层(4)是由聚酯纤维、玻璃纤维及碳纤维相互交错压制而成,其中所述聚酯纤维、玻璃纤维及碳纤维所占重量百分配比为30%~40%:30%~40%:20%~40%。
2.根据权利要求1所述的带防老化层的SBS改性沥青防水卷材,其特征在于:所述TPO防老化层(1)的厚度为0.8~1.2mm。
3.根据权利要求1所述的带防老化层的SBS改性沥青防水卷材,其特征在于:所述SBS防水层(3)的厚度为0.5~0.7mm。
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CN108130986A (zh) * | 2017-04-27 | 2018-06-08 | 钟建军 | 一种预铺式防水卷材 |
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Patent Citations (4)
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US20080081152A1 (en) * | 2006-09-28 | 2008-04-03 | Building Materials Investment Corporation | Polymer-backed roll roofing sheet |
CN203126050U (zh) * | 2013-04-04 | 2013-08-14 | 唐山德生防水股份有限公司 | 一种新型tpo自粘复合防水卷材 |
CN104137749A (zh) * | 2014-07-17 | 2014-11-12 | 常熟璟杰无纺制品有限公司 | 一种淋膜无纺布 |
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CN108130986A (zh) * | 2017-04-27 | 2018-06-08 | 钟建军 | 一种预铺式防水卷材 |
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