CN112606498B - 一种可粘结的tpo防水卷材、其制备方法及应用 - Google Patents
一种可粘结的tpo防水卷材、其制备方法及应用 Download PDFInfo
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Abstract
本发明提供一种可粘结的TPO防水卷材,包括依次接触的TPO上层、聚酯网格布、TPO下层、胶粘层和可粘结层;所述胶粘层包括马来酸酐接枝聚合物、氯化聚烯烃、乙烯丙烯酸类共聚物和乙烯丙烯酸类离子聚合物中的一种或几种;所述可粘结层包括含羟基或胺基的聚合物。本发明通过多层复合工艺使的TPO防水卷材的最下层具有极性,可以聚氨酯胶粘剂很好的粘结,粘结牢靠,并且可粘结层可以和聚氨酯中的NCO反应结合,粘结强度更高,本发明中可粘结的TPO防水卷材可以与聚氨酯胶粘剂形成“皮肤式”防水效果。避免了机械固定打钉造成的漏水隐患,使用寿命更长,防水更有保障。本发明还提供了一种可粘结的TPO防水卷材的制备方法及应用。
Description
技术领域
本发明属于高分子材料技术领域,尤其涉及一种可粘结的TPO防水卷材、其制备方法及应用。
背景技术
TPO防水卷材即热塑性聚烯烃类防水卷材,是以采用先进的聚合技术将乙丙橡胶与聚丙烯结合在一起的热塑性聚烯烃(TPO)合成树脂为基料,加入抗氧剂、防老剂、软化剂制成的新型防水卷材,可以用聚酯纤维网格布做内部增强材料制成增强型防水卷材,属合成高分子防水卷材类防水产品。
TPO防水卷材综合了EPDM和PVC的性能优点,具有前者的耐候能力、低温柔度和后者的可焊接特性。这种材料与传统的塑料不同,在常温显示出橡胶高弹性,在高温下又能像塑料一样成型。因此,这种材料具有良好的加工性能和力学性能,并且具有高强焊接性能。而在两层TPO材料中间加设一层聚酯纤维织物后,可增强其物理性能、提高其断裂强度、抗疲劳、抗穿刺能力。
TPO防水卷材是近来来新型发展起来的一种新型的高分子防水卷材,具有质轻、不含增塑剂、白色减低屋面温度、柔顺性好、低温柔性达到-40℃、耐老化使用寿命长等特点,在实际应用中,该产品具有抗老化、拉伸强度高,伸长率大、潮湿屋面可施工、外露无须保护层、施工方便、无污染等综合特点,十分适用于作为轻型节能屋面的防水层。
通常采用机械固定将TPO防水卷材固定在屋面上面,需要打钉对TPO卷材造成破坏,卷材窜刺后具有漏水隐患。还有一些混凝土屋面,甚至一些钢结构屋面结构不适合机械固定,聚烯烃属于难粘材料,通常胶粘剂难以满足要求。
发明内容
本发明的目的在于提供一种可粘结的TPO防水卷材、制备方法及应用,本发明中的TPO防水卷材能够通过聚氨酯胶粘剂进行粘接固定,避免了机械固定打钉造成的防水隐患。
本发明提供一种可粘结的TPO防水卷材,包括依次接触的TPO上层、聚酯网格布、TPO下层、胶粘层和可粘结层;
所述胶粘层包括马来酸酐接枝聚合物、氯化聚烯烃、乙烯丙烯酸类共聚物和乙烯丙烯酸类离子聚合物中的一种或几种;
所述可粘结层包括含羟基或胺基的聚合物。
优选的,所述可粘结层为乙烯丙烯酸类共聚物、乙烯乙烯醇共聚物、热塑性聚酯和热塑性聚氨酯中的一种或几种。
优选的,所述TPO上层包括以下质量份数的组分:
烯烃共聚物:30%~70%
苯乙烯类嵌段共聚物:5%~30%
EPDM/PP型热塑性动态硫化橡胶:10%-30%
滑石粉:3%~15%
光稳定剂:0.5%~2%
抗氧剂:0.1%~2%
抗菌剂:0.1%~2%
着色剂:0.1%~1%。
优选的,所述TPO下层包括以下质量分数的组分:
烯烃共聚物:30%~70%
苯乙烯类嵌段共聚物:5%~30%
EPDM/PP型热塑性动态硫化橡胶:10%-30%
滑石粉:3%~15%
抗氧剂:0.1%~2%
抗菌剂:0.1%~2%
着色剂:0.1%~1%。
优选的,所述光稳定剂包括有机光稳定剂和无机紫外吸收剂。
优选的,所述抗氧剂包括受阻酚抗氧剂、羟胺类抗氧剂和亚磷酸酯类抗氧剂。
优选的,所述TPO卷材厚度为1.2~2mm,其中,TPO上层厚度为0.4~0.8mm,TPO下层0.6~1.5mm,胶粘层0.05~0.1mm,可粘结层0.05~0.1mm。
本发明提供一种如上文所述的可粘结的TPO防水卷材的制备方法,包括以下步骤:
将TPO上层熔融挤出,聚酯网格布,TPO下层、胶粘层和可粘接层熔融共挤同时通过三辊压延后成型,得到可粘结的TPO防水卷材;
或者
通过压光复合预先制备包括依次接触的TPO上层、聚酯网格布和TPO下层三层结构的TPO卷材,
将TPO卷材、胶粘层与可粘接层通过三辊压光机复合在一起形成五层结构的可粘结TPO防水卷材。
本发明提供一种如上文所述的可粘结的TPO防水卷材的应用,其特征在于,所述可粘结的TPO防水卷材通过可粘接层与涂覆在基材表面的聚氨酯胶粘剂进行粘接固定。
本发明提供了一种可粘结的TPO防水卷材,包括依次接触的TPO上层、聚酯网格布、TPO下层、胶粘层和可粘结层;所述胶粘层包括马来酸酐接枝聚合物、氯化聚烯烃、乙烯丙烯酸类共聚物和乙烯丙烯酸类离子聚合物中的一种或几种;所述可粘结层包括含羟基或胺基的聚合物。本发明通过多层复合工艺使的TPO防水卷材的最下层具有极性,可以聚氨酯胶粘剂很好的粘结,粘结牢靠,并且可粘结层可以和聚氨酯中的NCO反应结合,粘结强度更高,效果更好,本发明中的可粘结额TPO防水卷材可以与聚氨酯胶粘剂形成“皮肤式”防水效果。避免了机械固定打钉造成的漏水隐患,使用寿命更长,防水更有保障。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据提供的附图获得其他的附图。
图1为本发明中可粘接的TPO防水卷材的结构示意图;
1为TPO上层,2为聚酯网格布,3为TPO下层,4为胶粘层,5为可粘接层。
具体实施方式
本发明提供了一种可粘结的TPO防水卷材,包括依次接触的TPO上层、聚酯网格布、TPO下层、胶粘层和可粘结层;
所述胶粘层包括马来酸酐接枝聚合物、氯化聚烯烃、乙烯丙烯酸类共聚物和乙烯丙烯酸类离子聚合物中的一种或几种;
所述可粘结层包括含羟基的化合物。
现有技术中的TPO防水卷材为三层结构,最外层的TPO下层难以使用普通的胶粘剂如聚氨酯胶粘剂粘结固定到基材表面,本发明通过使用含有羟基或胺基的聚合物的可粘接层,与聚氨酯胶粘剂反应粘结,实现胶粘固定,但是,TPO属于聚丙烯弹性体,是一种非极性聚合物,与含羟基或胺基聚合物(如热塑性聚酯,EVOH或其他的极性聚合物)的可粘接层之间同样存在结合相容性问题,通常热复合很难将TPO与EVOH、热塑性聚酯等含羟基化合物层复合在一起,针对此问题,本发明在TPO下层和可粘接层之间设置了过渡用胶粘层,通过使用胶粘层,通过共挤出等常用手段,即可将TPO与可粘接层固定在一起。
在本发明中,所述TPO上层包括以下质量分数的组分:
烯烃共聚物:30%~70%
苯乙烯类嵌段共聚物:5%~30%
EPDM/PP型热塑性动态硫化橡胶:10%-30%
滑石粉:15%~30%
光稳定剂:0.5%~2%
抗氧剂:0.1%~2%
抗菌剂:0.1%~2%
着色剂:0.1%~1%。
在本发明中,所述烯烃共聚物优选为乙烯丙烯共聚物,反应器高抗冲聚丙烯,乙烯/α-烯烃(C4-C8)共聚物和乙烯辛烯嵌段共聚物中的一种或几种,所述烯烃共聚物的熔融指数(190℃/2.16kg)优选为0.5~6g/10min。所述烯烃共聚物的质量分数优选为30~70%,更优选为40~60%,最优选为50~55%。
在本发明中,所述苯乙烯类嵌段共聚物优选为聚苯乙烯-聚(乙烯/乙烯/丙烯)-聚苯乙烯嵌段共聚物(SEEPS),具体的,可以是Septon 4000系列,所述苯乙烯类嵌段共聚物的质量分数优选为5~30%,更优选为10~20%,最优选为15%。
在本发明中,所述EPDM/PP型热塑性动态硫化橡胶(TPV)是以EPDM(三元乙丙橡胶)作为橡胶相,PP(聚丙烯)作为连续相,动态硫化后得到的稳定弹性体,所述TPV的质量分数优选为10~30%,更优选为15~25%,最优选为20%。
在本发明中,所述苯乙烯类嵌段共聚物可以提供卷材更好的柔性和弹性,并且与聚烯烃具有极好的相容共混性,耐候性优良。EPDM/PP热塑性动态硫化橡胶具有更好的耐热性,增强卷材的耐热性和耐候性能。通过三者搭配可以制备出性能优良的TPO卷材,具有更好的耐候、耐热和低温柔性,使用寿命更长。
在本发明中,所述滑石粉的质量分数优选为3~15%,更优选为5~10%。
在本发明中,所述光稳定剂为有机光稳定(UVA/HALS)组合和无机紫外吸收剂(纳米二氧化钛)组成,所述的有机光稳定剂为Tinuvin XT850和Cyasorb B877;所述的无机光稳定剂为杜邦DLS210。所述光稳定剂的质量分数优选为0.5~2%,更优选为1~1.5%。
在本发明中,所述抗氧剂优选为受阻酚抗氧剂、羟胺类抗氧剂和亚磷酸酯类抗氧剂,所述的受阻酚抗氧剂优选为非对称抗氧剂GA80,所述羟胺类抗氧剂优选为IRGASTABFS042,所述的亚磷酸酯为抗氧剂168。所述抗氧剂的质量分数优选为0.1~2%,更优选为0.5~1.5%。
在本发明中,所述抗菌剂优选为汽巴B5000、B6000或B7000。所述抗菌剂的质量分数优选为0.1~2%,更优选为0.5~1.5%。
在本发明中,所述着色剂可以是本领域中常用的着色剂,如钛白粉、黑色母等,本发明对具体的着色剂种类不作特殊的限制,根据实际需要进行选择即可。所述着色剂的质量分数优选为0.1~1%,更优选为0.3~0.8%,最优选为0.5~0.6%。
在本发明中,所述下层包括以下质量分数的组分:
烯烃共聚物:30%~70%
苯乙烯类嵌段共聚物:5%~30%
EPDM/PP型热塑性动态硫化橡胶:10%~30%
滑石粉:3%~15%
抗氧剂:0.1%~2%
抗菌剂:0.1%~2%
着色剂:0.1%~1%。
在本发明中,所述烯烃共聚物优选为乙烯丙烯共聚物,反应器高抗冲聚丙烯,乙烯/α-烯烃(C4-C8)共聚物和乙烯辛烯嵌段共聚物中的一种或几种,所述烯烃共聚物的熔融指数(190℃/2.16kg)优选为0.5~6g/10min。所述烯烃共聚物的质量分数优选为30~70%,更优选为40~60%,最优选为50~55%。
在本发明中,所述苯乙烯类嵌段共聚物优选为聚苯乙烯-聚(乙烯/乙烯/丙烯)-聚苯乙烯嵌段共聚物(SEEPS),具体的,可以是Septon 4000系列,所述苯乙烯类嵌段共聚物的质量分数优选为5~30%,更优选为10~20%,最优选为15%。
在本发明中,所述EPDM/PP型热塑性动态硫化橡胶(TPV)是以EPDM(三元乙丙橡胶)作为橡胶相,PP(聚丙烯)作为连续相,动态硫化后得到的稳定弹性体,所述TPV的质量分数优选为10~30%,更优选为15~25%,最优选为20%。
在本发明中,所述滑石粉的质量分数优选为3~15%,更优选为5~10%。
在本发明中,所述抗氧剂优选为受阻酚抗氧剂、羟胺类抗氧剂和亚磷酸酯类抗氧剂,所述的受阻酚抗氧剂优选为非对称抗氧剂GA80,所述羟胺类抗氧剂优选为IRGASTABFS042,所述的亚磷酸酯为抗氧剂168。所述抗氧剂的质量分数优选为0.1~2%,更优选为0.5~1.5%。
在本发明中,所述抗菌剂优选为汽巴B5000、B6000或B7000。所述抗菌剂的质量分数优选为0.1~2%,更优选为0.5~1.5%。
在本发明中,所述着色剂可以是本领域中常用的着色剂,如钛白粉、黑色母等,本发明对具体的着色剂种类不作特殊的限制,根据实际需要进行选择即可。所述着色剂的质量分数优选为0.1~1%,更优选为0.3~0.8%,最优选为0.5~0.6%。
在本发明中,所述胶粘层包括马来酸酐接枝聚合物、氯化聚烯烃、乙烯丙烯酸类共聚物和乙烯丙烯酸类离子聚合物中的一种或几种,具体的,所述胶粘层优选为Surlyn系列或Bynel系列。所述胶粘层的作用是将TPO层与所述可粘接层粘接固定在一起。
在本发明中,所述可粘接层优选包括含羟基化合物,更优选为含羟基的热塑性聚合物,最优选为乙烯丙烯酸类共聚物、乙烯乙烯醇共聚物、热塑性聚氨酯和聚酰胺中的一种或几种,具体的,所述乙烯丙烯酸类共聚物优选牌号为EAA3004(Dow),乙烯乙烯醇共聚物(EVOH)优选为EVAL F171B(Kuraray),羟基聚合物为SEPTON HG252(Kuraray),热塑性聚酯(Hytrel G 4774)与热塑性聚氨酯TPU成品膜。
在本发明中,所述TPO卷材厚度优选为1.2~2mm,其中,TPO上层厚度优选为0.4~0.8mm,更优选为0.5~0.7mm,最优选为0.5~0.6mm;TPO下层厚度优选为0.6~1.5mm,更优选为0.7~1.2mm,最优选为0.8~1.0mm,胶粘层的厚度优选为0.05~0.1mm,更优选为0.06~0.09mm,最优选为0.07~0.08mm;可粘结层的厚度优选为0.05~0.1mm,更优选为0.06~0.09mm,最优选为0.07~0.08mm。
本发明还提供了一种TPO防水卷材的制备方法,包括以下步骤:
预先制备TPO卷材,所述TPO卷材包括三层结构即为TPO上层、聚酯网格布和TPO下层,先分别将TPO上层、TPO下层物料分别共混挤出,然后通过三辊压光机将TPO上层、聚酯网格布和TPO下层压光复合在一起制备TPO卷材。
通过熔融挤出的方法制备得到胶粘层,然后将胶粘层置于TPO卷材和可粘接层的中间,将TPO卷材与可粘层通过三辊压光机复合在一起形成五层结构的可粘结TPO防水卷材。
所述可粘结层制备成薄膜或者直接外购薄膜。
或者,
先将TPO下层、胶粘层和可粘结层通过多层共挤熔融挤出,TPO上层熔融挤出,然后通过三辊压光复合机将聚酯网格布压在TPO上层和包含TPO下层、胶粘层和可粘结层三层的多层膜的中间形成五层结构可粘结TPO防水卷材。
本发明还提供了一种可粘接的TPO防水卷材的应用,即采用聚氨酯胶粘剂将所述本发明中的TPO防水卷材粘接固定在基材表面,所述聚氨酯胶粘剂与所述TPO防水卷材中的可粘接层相接触。
本发明对所述基材的材质没有特殊的限制,可以是水泥、钢材、砖石、混凝土等。
本发明提供了一种可粘结的TPO防水卷材,包括依次接触的TPO上层、聚酯网格布、TPO下层、胶粘层和可粘结层;所述胶粘层包括马来酸酐接枝聚合物、氯化聚烯烃、乙烯丙烯酸类共聚物和乙烯丙烯酸类离子聚合物中的一种或几种;所述可粘结层包括含羟基的化合物。本发明通过多层复合工艺使的TPO防水卷材的最下层具有极性,可以聚氨酯胶粘剂很好的粘结,粘结牢靠,含羟基的聚合物含有羟基可以和聚氨酯反应,粘结强度更高,效果更好,本发明中的可粘结额TPO防水卷材可以与聚氨酯胶粘剂形成“皮肤式”防水效果。避免了机械固定打钉造成的漏水隐患,使用寿命更长,防水更有保障。
为了进一步说明本发明,以下结合实施例对本发明提供的一种可粘结的TPO防水卷材、其制备方法及应用进行详细描述,但不能将其理解为对本发明保护范围的限定。
实施例1:
TPO上层材料:CA10A 52%、Santoprene 8201-80 20%、SEPTON4055 15%、滑石粉10%、Tinuvin XT850 0.4%、Cyasorb B877 0.4%、DLS210 0.2%、抗氧剂GA80 0.3%、IRGASTAB FS042 0.3%、抗氧剂168 0.4%、抗菌剂B7000 1%。
TPO下层材料:CA10A 53%、Santoprene 8201-80 20%、SEPTON4055 15%、滑石粉10%、抗氧剂GA80 0.3%、IRGASTABFS042 0.3%、抗氧剂168 0.4%、抗菌剂B7000 1%。
胶粘层材料:Surlyn1601-2
可粘结层材料:SEPTON HG252
制备方法:TPO下层材料、胶粘层和可粘结层通过三层共挤通过一个模头,另一个模头挤出TPO上层材料,同时和聚酯网格布通过三辊压光复合,牵引,裁边,打卷而成。
实施例2:
TPO上层材料:Versify 2300 52%、Santoprene 8201-80 20%、SEPTON405515%、滑石粉10%、Tinuvin XT850 0.5%、Cyasorb B877 0.3%、DLS210 0.2%、抗氧剂GA80 0.4%、IRGASTAB FS042 0.2%、抗氧剂168 0.4%、抗菌剂B7000 1%。
TPO下层材料:Versify 2300 53%、Santoprene 8201-80 20%、SEPTON405515%、滑石粉10%、抗氧剂GA80 0.4%、IRGASTABFS042 0.2%、抗氧剂168 0.4%、抗菌剂B7000 1%。
胶粘层材料:Bynel4164
可粘结层材料:EVAL F171B
制备方法同实施例1。
实施例3:
TPO上层材料:CA10A 55%、Santoprene 8201-80 17%、SEPTON4055 15%、滑石粉10%、Tinuvin XT850 0.3%、Cyasorb B877 0.3%、DLS210 0.4%、抗氧剂GA80 0.3%、IRGASTAB FS042 0.3%、抗氧剂168 0.4%、抗菌剂B7000 1%。
TPO下层材料:CA10A 55%、Santoprene 8201-80 18%、SEPTON4055 15%、滑石粉10%、抗氧剂GA80 0.3%、IRGASTABFS042 0.3%、抗氧剂168 0.4%、抗菌剂B7000 1%。
胶粘层材料:Surlyn1601-2
可粘结层材料:EAA3004
制备方法同实施例1。
实施例4:
TPO上层材料:Versify 2300 55%、Santoprene 8201-80 17%、SEPTON405515%、滑石粉10%、Tinuvin XT850 0.5%、Cyasorb B877 0.2%、DLS210 0.3%、抗氧剂GA80 0.2%、IRGASTAB FS042 0.3%、抗氧剂168 0.5%、抗菌剂B70001%。
TPO下层材料:Versify 2300 55%、Santoprene 8201-80 18%、SEPTON405515%、滑石粉10%、抗氧剂GA80 0.2%、IRGASTABFS04 0.3%2、抗氧剂168 0.5%、抗菌剂B7000 1%。
胶粘层材料:Bynel 4109
可粘结层材料:SEPTON HG252
制备方法同实施例1。
实施例5:
自制TPO三层结构卷材、胶粘层材料:Bynel 4164、可粘结层材料:0.08mm TPU膜
制备方法:将胶粘层(中间层)挤出,自制TPO卷材(上层),TPU膜(下层)同时经过三辊压实,经过冷却、牵引、打卷而成。
实施例6:
自制TPO三层结构卷材、胶粘层材料:Bynel 4109、可粘结层材料:0.08mm热塑性聚酯TPEE膜
制备方法同实施例5。
对比例7:自制TPO三层结构卷材
将实施例中的卷材裁成200mm×50mm,然后将聚氨酯胶粘剂涂覆在背面,将背面用聚氨酯胶粘剂粘接在一起,养护一周后进行剥离试验。与聚氨酯胶粘剂粘结对比试验如下表:
表1
从上表可以看出,实施例1、2、3、4、5、6中粘结剥离强度表现为胶层破坏,这是由于聚合物材料为极性材料,同时聚合物中含有羟基或胺基可以与聚氨酯中的NCO反应,所以聚氨酯胶粘剂具有很好的粘结效果,实施例5为TPU膜,与聚氨酯同属一种材质,具有很好的粘结效果;对比例7为聚烯烃材质表现与聚氨酯胶粘剂根本不粘,从中可以看出,本发明的方案具有有聚氨酯粘结很有益的效果,可以代替机械固定法,具有更好的应用价值。
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,在不脱离本发明原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也应视为本发明的保护范围。
Claims (6)
1.一种可粘结的TPO防水卷材,包括依次接触的TPO上层、聚酯网格布、TPO下层、胶粘层和可粘结层;
所述TPO上层包括以下质量份数的组分:
烯烃共聚物:30%~70%
苯乙烯类嵌段共聚物:5%~30%
EPDM/PP型热塑性动态硫化橡胶:10%-30%
滑石粉:3%~15%
光稳定剂:0.5%~2%
抗氧剂:0.1%~2%
抗菌剂:0.1%~2%
着色剂:0.1%~1%;
所述TPO下层包括以下质量分数的组分:
烯烃共聚物:30%~70%
苯乙烯类嵌段共聚物:5%~30%
EPDM/PP型热塑性动态硫化橡胶:10%-30%
滑石粉:3%~15%
抗氧剂:0.1%~2%
抗菌剂:0.1%~2%
着色剂:0.1%~1%;
所述苯乙烯类嵌段共聚物为聚苯乙烯-聚(乙烯/乙烯/丙烯)-聚苯乙烯嵌段共聚物;
所述胶粘层包括马来酸酐接枝聚合物、氯化聚烯烃和乙烯丙烯酸类共聚物中的一种或几种;
所述可粘结层包括含羟基或胺基的聚合物,为乙烯丙烯酸类共聚物、乙烯乙烯醇共聚物、热塑性聚酯和热塑性聚氨酯中的一种或几种。
2.根据权利要求1所述的可粘结的TPO防水卷材,其特征在于,所述光稳定剂包括有机光稳定剂和无机紫外吸收剂。
3.根据权利要求1所述的可粘结的TPO防水卷材,其特征在于,所述抗氧剂包括受阻酚抗氧剂、羟胺类抗氧剂和亚磷酸酯类抗氧剂。
4.根据权利要求1所述的TPO防水卷材,其特征在于,所述TPO卷材厚度为1.2~2mm,其中,TPO上层厚度为0.4~0.8mm,TPO下层0.6~1.5mm,胶粘层0.05~0.1mm,可粘结层0.05~0.1mm。
5.如权利要求1~4任意一项所述的可粘结的TPO防水卷材的制备方法,包括以下步骤:
将TPO上层熔融挤出,聚酯网格布,TPO下层、胶粘层和可粘接层熔融共挤同时通过三辊压延后成型,得到可粘结的TPO防水卷材;
或者
通过压光复合预先制备包括依次接触的TPO上层、聚酯网格布和TPO下层三层结构的TPO卷材,
将TPO卷材、胶粘层与可粘接层通过三辊压光机复合在一起形成五层结构的可粘结TPO防水卷材。
6.一种如权利要求1~4任意一项所述的可粘结的TPO防水卷材的应用,其特征在于,所述可粘结的TPO防水卷材通过可粘接层与涂覆在基材表面的聚氨酯胶粘剂进行粘接固定。
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