CN113291027A - 一种保温装饰一体板及其施工方法 - Google Patents
一种保温装饰一体板及其施工方法 Download PDFInfo
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- CN113291027A CN113291027A CN202110407942.1A CN202110407942A CN113291027A CN 113291027 A CN113291027 A CN 113291027A CN 202110407942 A CN202110407942 A CN 202110407942A CN 113291027 A CN113291027 A CN 113291027A
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- heat
- parts
- board
- insulation
- plate
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Abstract
本申请涉及建筑装饰领域,具体公开了一种保温装饰一体板及其施工方法,该保温装饰一体板包括保温板、装饰面板和粘结层,所述保温板由包含以下重量份的原料制得:30‑50份聚醚多元醇、6‑15份对苯二甲酸、35‑60份份异氰酸酯、8‑15份阻燃剂、40‑75份聚氨酯颗粒、15‑30份石蜡‑膨胀珍珠岩复合相变材料、3‑6份稳定剂、6‑15份发泡剂,所述聚氨酯颗粒由硬质聚氨酯泡沫塑料破碎得到;本申请还公开了上述保温装饰一体板的施工方法,包括以下步骤:S1、保温板制备;S2、保温装饰一体板制备;S3、保温装饰一体板安装。本申请具有提供更好保温性能以及抗裂性能的保温装饰一体板。
Description
技术领域
本申请涉及建筑装饰的技术领域,更具体地说,它涉及一种保温装饰一体板及其施工方法。
背景技术
随着我国人民生活水平的提高,人们对建筑板材的要求越来越高,不管是从外观还是材料本身的性能。建筑保温是减少建筑物室内热量向室外散发的措施,对创造适宜的室内热环境和节约能源有重要作用。保温装饰一体板是一种融装饰、节能、防火、防水、环保等功能为一体的一种新型建筑材料,其将传统的必须在现场施工的工艺部分改为在工程完成,质量批次稳定,不受施工环境影响,保温装饰面板的研究已经成为建筑保温发展的重要方面。但是当前采用保温装饰一体板作为外墙保温墙面容易出现裂缝,亟需开发出一种保温效果好且具有良好的抗裂性能的保温装饰一体板,以提高其使用寿命。
发明内容
为了提供提高保温装饰一体板的保温性能以及抗裂性能,本申请提供一种保温装饰一体板及其施工方法。
第一方面,本申请提供一种保温装饰一体板,采用如下的技术方案:
一种保温装饰一体板,包括保温板、装饰面板和粘结层,所述保温板由包含以下重量份的原料制得:
30-50份聚醚多元醇、6-15份对苯二甲酸、35-60份份异氰酸酯、8-15份阻燃剂、40-75份聚氨酯颗粒、15-30份石蜡-膨胀珍珠岩复合相变材料、3-6份稳定剂、6-15份发泡剂,所述聚氨酯颗粒由硬质聚氨酯泡沫塑料破碎得到。
通过采用上述技术方案,本申请中的保温板选用聚氨酯保温板,具有优异的保温隔热性能,且化学性质稳定,不会产生有害气体,属于环保型有机保温材料;而且本申请文件保温板原料中加入石蜡-膨胀珍珠岩复合相变材料,一方面在一定的温度范围内可以自由调节产品内部温度,当外界温度升高时,可以储存热量,保证产品升温较小;当外界温度下降时,可以释放能力,保证产品降温较小,该相变材料的添加对于保温板的温度变化起到一定的调节作用,减小保温板与装饰面板之间由于外界温度变化引起的裂缝发生可能性,另外,相变材料中的膨胀珍珠岩也可以作为保温材料,进一步提高保温板的保温隔热性能,而且其作为无机保温材料,有利于提高保温层的强度,提高保温装饰一体板受外力时的抗裂性能和抗变形性能,而且本申请中在聚氨酯体系中加入含膨胀珍珠岩的相变材料,聚氨酯具有优异的防水性能,从而实现对于膨胀珍珠岩的防水改性,使得其发挥其保温性能的同时,还提高其防水性能,从而使得最终保温板具有优异的防水性能,防止目前由于保温材料易吸潮变软造成体积不稳定,从而与外侧装饰面板之间变形产生应力大小方向不同造成开裂,进一步提高其抗裂性能。
对苯二甲酸的添加使得聚醚多元醇与异氰酸酯反应生成聚氨酯预聚体的过程中也参与反应,从而提高得到的聚氨酯保温板的强度,进一步提高保温装饰一体板受到外力时的抗裂性能和抗变形性能。聚氨酯颗粒的添加一方面实现了对于废旧硬质聚氨酯泡沫塑料的再利用,有利于实现废物利用,减少环境污染,有利于实现环保建筑,另一方面,可以减小聚醚多元醇和异氰酸酯用量的同时,还不会降低最终得到保温装饰一体板的保温性能,还进一步提高了其抗裂性能。最终得到保温装饰一体板具有优异保温性能的同时还具有优异的抗裂性能。
可选的,所述粘结层包括硅胶发泡板以及处于硅胶发泡板两侧的负载有胶黏剂的海绵,硅胶发泡板两侧的海绵分别与保温板和装饰面板粘接通过采用上述技术方案,本申请中的粘结层选用硅胶发泡板和海绵,硅胶发泡板具有良好的防水性能,进一步防止保温层吸湿变形造成保温装饰一体板的开裂,开孔海绵的设置可以很好的负载有胶黏剂,从而实现保温板和装饰面板的粘结,且两者附着强度高,不易脱层,而且硅胶发泡板和海绵两者兼具有优异的弹性,具有良好的抗形变性能,硅胶发泡板和海绵的设置可以对两侧保温板和装饰面板变形应力方向大小不同进行一定的缓冲和自适应,从而抑制由于温差或吸水等原因造成装饰面板和保温板形变应力方向和大小不同造成裂缝现象的发生,进而提高保温装饰一体板的抗裂性能,而且海绵的设置使得保温板和装饰面板之间粘结更加紧密,防止两者脱落,实现最终保温装饰一体板具有优异保温性能的同时还具有优异的抗裂性能。
可选的,所述海绵的厚度为2-4cm。
通过采用上述技术方案,对于海绵厚度进行控制,防止由于海绵厚度过大使得保温板和装饰面板之间容易发生位移。
可选的,所述保温板的原料还包括16-30重量份聚丙烯纤维。
通过采用上述技术方案,聚丙烯纤维的添加进一步提高保温板的开裂性能,进一步提高保温装饰一体板的抗裂性能。
可选的,所述保温板由包含以下重量份的原料制得:36-42份聚醚多元醇、9-12份对苯二甲酸、40-50份异氰酸酯、10-12份阻燃剂、22-26份聚丙烯纤维、58-66份聚氨酯颗粒、21-25份石蜡-膨胀珍珠岩复合相变材料、4-5份稳定剂、8-12份发泡剂。
通过采用上述技术方案,采用上述配比原料得到的保温板具有更优异的保温性能和抗裂性能。
可选的,所述阻燃剂选用纳米氢氧化镁、纳米氢氧化铝、磷酸酯系列阻燃剂中的一种或多种;所述稳定剂选用硅油;所述发泡剂选用三氟三氯乙烷或二氯甲烷。
通过采用上述技术方案,纳米氢氧化镁或纳米氢氧化铝作为高效无卤阻燃剂,是一种环保型阻燃剂,无毒性、抑制发烟以及分解产物化学性质稳定,磷酸酯系列阻燃剂不仅阻燃效果好,而且与聚苯胺体系相容性好。
可选的,所述阻燃剂选用质量比为1:(2-3)的纳米氢氧化镁和三聚氰胺聚磷酸盐的混合物。
通过采用上述技术方案,本申请中的阻燃剂选用纳米氢氧化镁和三聚氰胺聚磷酸盐阻燃剂的混合,不仅阻燃效果好,而且显著改善其在聚苯胺体系中的相容性,得到的保温装饰一体板体系稳定,具有优异的阻燃性能。
第二方面,本申请提供一种保温装饰一体板的施工方法,采用如下的技术方案:一种保温装饰一体板的施工方法,包括以下步骤:
S1、保温板制备,保温板由以下方法制得:
1)、将聚醚多元醇、石蜡-膨胀珍珠岩复合相变材料、稳定剂与阻燃剂混合得到预混体;
2)、在预混体中加入发泡剂、对苯二甲酸和异氰酸酯,混合、发泡,反应20-30min后加入聚氨酯颗粒,继续反应,成型,得到保温板;
S2、保温装饰一体板制备:通过粘结层将保温板和装饰面板粘结,干燥、固定定型得到保温装饰一体板;
S3、保温装饰一体板安装:将步骤S2中得到的保温装饰一体板通过采用锚粘结合的方式固定于墙体上,所述保温板、粘结层和装饰面板沿着远离墙体的方向依次设置。
通过采用上述技术方案,保温板制备步骤中,首先将聚丙烯纤维与石蜡-膨胀珍珠岩复合相变材料与聚醚多元醇预混后再加入发泡剂、异氰酸酯等发生聚合反应,使得聚丙烯纤维与石蜡-膨胀珍珠岩复合相变材料均匀地分布在形成的聚氨酯预聚体内,最终得到的聚苯胺保温板具有优异的保温性能和抗裂性能。
可选的,步骤S1中,1)中还加入16-30重量份聚丙烯纤维混合得到预混体。
可选的,步骤S2中,所述粘结层包括硅胶发泡板以及处于硅胶发泡板两侧的负载有胶黏剂的海绵,硅胶发泡板两侧的海绵分别与保温板和装饰面板粘接;
粘结层粘结保温板和装饰面板的具体操作为:将两块海绵分别浸泡于胶黏剂中负载有胶水后,将其中一块海绵一侧与保温板粘贴,另一侧与硅胶发泡板粘贴;
再将另一块海绵粘贴在硅胶发泡板远离保温板一侧,最后再将装饰面板粘贴在该海绵远离保温板一侧,干燥,固定定型得到保温装饰一体板。
综上所述,本申请具有以下有益效果:
1、本申请的保温板选用聚氨酯保温板,具有优异的保温隔热性能,原料中石蜡-膨胀珍珠岩符合相变材料的添加可以调节产品内部温度,减小保温板与装饰面板之间由于外界温度变化引起的裂缝发生可能性,而且其中的膨胀珍珠岩进一步提高保温板的保温性能,还有利于提高保温板的强度,提高保温装饰一体板受外力时的抗裂性能和抗变形性能;
2、本申请中在聚氨酯保温体系中添加膨胀珍珠岩,实现对于膨胀珍珠岩的改性,提高其防水性能,使得其发挥保温性能的同时提高其防水性能,防止目前由于保温材料易吸潮变软造成体积不稳定,从而与外侧装饰面板之间变形产生应力大小方向不同造成开裂,进一步提高其抗裂性能;
3、本申请中粘结层选用硅胶发泡板和负载有胶黏剂的海绵,可以对两侧保温板和装饰面板变形应力方向大小不同进行一定的缓冲和自适应,从而抑制由于温差或吸水等原因造成装饰面板和保温板形变应力方向和大小不同造成裂缝现象的发生,进而提高保温装饰一体板的抗裂性能。
具体实施方式
以下结合实施例对本申请作进一步详细说明,予以特别说明的是:以下实施例中未注明具体条件者,按照常规条件或制造商建议的条件进行,以下实施例中所用原料除特殊说明外均可来源于普通市售。
保温装饰一体板集多种功能于一体,具有良好的技能效果,显著减少建筑垃圾,缩短施工周期,从而广泛应用于建筑装饰领域,但是目前保温装饰一体板容易开裂,造成其使用寿命受限,经过大量资料查找和研究,主要由以下几点造成:
1、内外温差,保温装饰一体板应用于外墙保温体系中,由于其长期暴露在大气中,受温度差变化影响结构的整体外形尺寸发生变化,而附在外墙内侧的保温板单独收缩膨胀,使得暴露在外的装饰面板与内部的保温板两者变形方向、速度等不同,从而使得保温装饰一体板各部分的变化会随温度升降而轮回出现,耐候性较差造成其开裂;
2、保温材料易吸潮,造成体积的不稳定,从而使得保温装饰一体板易开裂。
为此,发明人经过大量的试验研究,得到以下技术方案,可以显著提升保温装饰一体板的抗裂性能,同时还具有优异的保温性能。
一种保温装饰一体板,包括保温板、装饰面板和粘结层,保温板由包含以下重量份的原料制得:
30-50份聚醚多元醇、6-15份对苯二甲酸、35-60份份异氰酸酯、8-15份阻燃剂、40-75份聚氨酯颗粒、15-30份石蜡-膨胀珍珠岩复合相变材料、3-6份稳定剂、6-15份发泡剂,聚氨酯颗粒由硬质聚氨酯泡沫塑料破碎得到;
粘结层包括硅胶发泡板以及处于硅胶发泡板两侧的负载有胶黏剂的海绵,硅胶发泡板两侧的海绵分别与保温板和装饰面板粘接;
其中,海绵为开孔型海绵,且海绵的厚度为2-4cm;
上述保温板的原料中,保温阻燃剂选用纳米氢氧化镁、纳米氢氧化铝、磷酸酯系列阻燃剂中的一种或多种,优选情况下选用质量比为1:(2-3)的纳米氢氧化镁和三聚氰胺聚磷酸盐(MPP,购自山东秀诚化工有限公司)的混合物。
稳定剂选用硅油;
发泡剂选用三氟三氯乙烷或二氯甲烷;
聚醚多元醇和异氰酸酯选用本领域制备聚苯胺保温板常用原料聚醚多元醇和异氰酸酯即可,以下实施例中的聚醚多元醇选用聚四氢呋喃二醇(PTHF);
异氰酸酯选用万华MDI的PM200(黑料),含有一定量较高官能度的异氰酸酯与二苯基甲烷二异氰酸酯的混合物,购自万华化学集团股份有限公司;
石蜡-膨胀珍珠岩复合相变材料选用中国建筑材料科学研究总院开发的采用真空吸附法制备膨胀珍珠岩与石蜡的复合相变材料;
更加优选的情况下,保温板的原料中还添加有16-30重量份聚丙烯纤维,聚丙烯纤维购自河南北龙卧化工产品有限公司。
粘结层中,硅胶发泡板选用购自安徽艾约塔硅油有限公司的高弹性硅胶发泡板IOTA-4800,耐温,高弹性且具有良好的防水性能。
装饰面板选用普通市售装饰面板即可,装饰面板材料可以是铝板、铝塑复合板、无机纤维板、薄石材等,以下实施例中的装饰面板选用临沂慧筑装饰材料有限公司的防水阻燃竹木纤维木饰面板。
胶黏剂选用本领域常用胶黏剂即可,以下实施例中的胶黏剂可以选用无锡轩亚建筑材料有限公司的保温板专用粘合剂,以下实施例中,将其直接用于粘合保温板和装饰面板的时候,水与该粘合剂的调和比例为1:(4-4.5),用法为:涂层厚度为3-5mm,粘合剂的用量为4kg/m2;
而将其负载于海绵上的时候,粘合剂的添加量为水添加量的45%,然后将海绵于粘合剂与水混合后的混合液中充分浸泡,然后用于粘合。
实施例1
一种保温装饰一体板的施工方法,包括以下步骤:
S1、保温板制备,保温板由以下方法制得:
1)、将30kg聚醚多元醇、15kg石蜡-膨胀珍珠岩复合相变材料、3kg稳定剂与8kg阻燃剂混合得到预混体;
2)、在预混体中加入6kg发泡剂、6kg对苯二甲酸和35kg异氰酸酯,混合、发泡,反应20min后加入40kg聚氨酯颗粒,继续反应,成型,得到保温板。
其中,稳定剂选用硅油;阻燃剂选用质量比为1:2的纳米氢氧化镁和三聚氰胺聚磷酸盐的混合物;发泡剂选用三氟三氯乙烷;
S2、保温装饰一体板制备:通过粘结层将保温板和装饰面板粘结,具体的,将两块海绵分别浸泡于胶黏剂中负载有胶水后,将其中一块海绵一侧与保温板粘贴,另一侧与硅胶发泡板粘贴;
再将另一块海绵粘贴在硅胶发泡板远离保温板一侧,最后再将装饰面板粘贴在该海绵远离保温板一侧,干燥,固定定型得到保温装饰一体板;
S3、保温装饰一体板安装:平整墙体基层,将步骤S2中得到的保温装饰一体板通过采用锚粘结合的方式固定于墙体基层上,保温板、粘结层和装饰面板沿着远离墙体的方向依次设置,在板与板之间嵌入保温泡沫条并实现打胶,清理表面,完成保温装饰一体板的安装施工。
实施例2
一种保温装饰一体板的施工方法,按照实施例1进行,不同之处在于,步骤S1中,保温板的制备按照下表1中配料表添加原料。
表1:
实施例10
一种保温装饰一体板的施工方法,按照实施例1进行,不同之处在于,步骤S1中,保温板由以下步骤制得:
1)、将50kg聚醚多元醇、23kg石蜡-膨胀珍珠岩复合相变材料、6kg稳定剂与15kg阻燃剂混合得到预混体;
2}、在预混体中加入15kg发泡剂、10kg对苯二甲酸和60kg异氰酸酯,混合、发泡,反应30min后加入75kg聚氨酯颗粒,继续反应,成型,得到保温板。
其中,发泡剂选用二氯甲烷,阻燃剂选用纳米氢氧化镁。
实施例11
一种保温装饰一体板的施工方法,按照实施例1进行,不同之处在于,步骤S1中,保温板由以下步骤制得:
1)、将40kg聚醚多元醇、23kg石蜡-膨胀珍珠岩复合相变材料、5kg稳定剂与11kg阻燃剂混合得到预混体;
2)、在预混体中加入10kg发泡剂、10kg对苯二甲酸和45kg异氰酸酯,混合、发泡,反应25min后加入60kg聚氨酯颗粒,继续反应,成型,得到保温板。
实施例12
一种保温装饰一体板的施工方法,按照实施例11进行,不同之处在于:步骤S1中还加入24kg聚丙烯纤维。
实施例13
一种保温装饰一体板的施工方法,按照实施例11进行,不同之处在于:
步骤S1中还加入22kg聚丙烯纤维。
实施例14
一种保温装饰一体板的施工方法,按照实施例11进行,不同之处在于:
步骤S1中还加入26kg聚丙烯纤维。
实施例15
一种保温装饰一体板的施工方法,按照实施例12进行,不同之处在于,步骤S1中,保温板由以下步骤制得:
S1、将42kg聚醚多元醇、22kg聚丙烯纤维、23kg石蜡-膨胀珍珠岩复合相变材料、5kg稳定剂与12kg阻燃剂混合得到预混体;
S2、在预混体中加入12kg发泡剂、10kg对苯二甲酸和50kg异氰酸酯,混合、发泡,反应30min后加入66kg聚氨酯颗粒,继续反应,成型,得到保温板。
其中,阻燃剂选用质量比为1:2的纳米氢氧化镁和三聚氰胺聚磷酸盐的混合物。
实施例16
一种保温装饰一体板的施工方法,按照实施例12进行,不同之处在于,步骤S1中,保温板由以下步骤制得:
S1、将36kg聚醚多元醇、26kg聚丙烯纤维、23kg石蜡-膨胀珍珠岩复合相变材料、4kg稳定剂与10kg阻燃剂混合得到预混体;
S2、在预混体中加入8kg发泡剂、10kg对苯二甲酸和40kg异氰酸酯,混合、发泡,反应20min后加入58kg聚氨酯颗粒,继续反应,成型,得到保温板。
其中,阻燃剂选用质量比为1:3的纳米氢氧化镁和三聚氰胺聚磷酸盐的混合物。
实施例17
一种保温装饰一体板的施工方法,按照实施例12进行,不同之处在于,步骤S1中添加的阻燃剂选用甲基膦酸二甲酯(DMMP)。
实施例18
一种保温装饰一体板的施工方法,按照实施例12进行,不同之处在于,步骤S1中添加的阻燃剂选用纳米氢氧化镁。
实施例19
一种保温装饰一体板的施工方法,按照实施例12进行,不同之处在于,步骤S1中添加的阻燃剂选用三聚氰胺聚磷酸盐。
实施例20
一种保温装饰一体板的施工方法,按照实施例12进行,不同之处在于,步骤S2保温装饰一体板制备步骤中:通过胶黏剂直接将保温板和装饰面板粘结,未设置有海绵和硅胶发泡板。
实施例21
一种保温装饰一体板的施工方法,按照实施例12进行,不同之处在于,步骤S2保温装饰一体板制备步骤中,保温板和装饰面板通过负载有胶黏剂的海绵粘接得到,保温板和装饰面板之间未设置有硅胶发泡板,具体操作为:将1块海绵浸泡于胶黏剂中负载有胶水后,海绵两侧分别粘接有保温板和装饰面板,干燥,固定定型得到保温装饰一体板。
对比例
对比例1
一种保温装饰一体板的施工方法,按照实施例11进行,不同之处在于,步骤S1中未添加石蜡-膨胀珍珠岩复合相变材料。
对比例2
一种保温装饰一体板的施工方法,按照实施例11进行,不同之处在于,步骤S1中石蜡-膨胀珍珠岩复合相变材料添加量为12kg。
对比例3
一种保温装饰一体板的施工方法,按照实施例11进行,不同之处在于,步骤S1中石蜡-膨胀珍珠岩复合相变材料的添加量为33kg。
对比例4
一种保温装饰一体板的施工方法,按照实施例11进行,不同之处在于,步骤S2中未添加对苯二甲酸。
对比例5
一种保温装饰一体板的施工方法,按照实施例11进行,不同之处在于,步骤S2中对苯二甲酸的添加量为5kg。
对比例6
一种保温装饰一体板的施工方法,按照实施例11进行,不同之处在于,保温板选用普通市售聚氨酯复合保温板(河北欧汇格保温材料有限公司)。
对比例7
一种保温装饰一体板的施工方法,按照实施例12进行,不同之处在于,步骤S1中保温板按照以下方法制得:
将珍珠岩40kg,钙粉25kg,石蜡10kg,白炭黑15kg,硅酸铝纤维18kg,尿素8kg,酰胺12kg,在搅拌罐加水搅拌1h直至混合均匀后,将浆液倒入模具内,用刮刀刮平后成型。
性能检测
1、抗裂性能
对上述实施例和对比例中制得的保温装饰一体板进行抗裂性检测,检测方法为:将实施例和对比例中得到的保温装饰一体板在试验箱内进行“加热-冷冻”循环试验,实验箱中间放置有保温装饰一体板,从而将实验箱划分为两个空间,保温板与实验箱形成的空间内保持15±5℃,保持相对湿度为50%,在装饰面板与实验箱形成的空间内升温,保持该空间内相对湿度为50%,在50±5℃下保持10h,然后降温至(-20±5℃)并保持10h为一个循环,每一个循环观察保温装饰一体板是否出现开裂、空鼓或保温板与装饰面板之间分离现象,记录实施例和对比例中保温装饰一体板第几个循环出现上述现象,检测结果如下表2所示。
表2:
由上表1可以看出,本申请制得的保温装饰一体板在其两侧温度不同情况下,且在一定湿度环境中抗裂性能优异,将其应用于外墙装饰中,面对外界与保温板内层温差带来的易变形或开裂具有极大的改善,参照对比例1-3、实施例1-5的检测结果,可以看出,保温板中添加有石蜡-膨胀珍珠岩复合相变材料的时候显著改善其抗裂性能,且随着石蜡-膨胀珍珠岩复合相变材料添加量的增大,其抗裂性能先显著增大,后增大幅度较低,当其添加量过低的时候,其抗裂性能较差,其发挥作用较小,当其添加量过大的时候,其抗裂性能甚至稍有降低;
再参照对比例与4实施例1、实施例6-9的检测结果,可以看出,对苯二甲酸的添加可以显著改善其抗裂性能,且随其添加量的增大,抗裂性先显著增大,后变化较小;
再参照实施例11-14的检测结果,可以看出,聚丙烯纤维的添加可以显著改善保温装饰一体板的抗裂性能;参照实施例12、实施例17-19的检测的结果,阻燃剂选用纳米氢氧化镁或三聚氰胺聚磷酸盐的时候,其抗裂性能较好;再参照实施例20和21,可以看出,硅胶发泡板的设置显著改善保温板与装饰面板之间由于变形不一致导致的开裂现象,有助于提高其抗裂性。
对比例7中制得的保温装饰一体板在该实验条件下在第5次循环的时候出现开裂现象,抗裂性能较差,采用含有石蜡-膨胀珍珠岩复合相变材料制得本申请体系中的保温板的时候,其抗裂性能更优,再配合硅胶发泡板和海绵形成的粘结层,其得到的保温装饰一体板的抗裂性能优异。
2、保温性能
对本申请中得到的保温装饰一体板还进行保温性能、强度和抗裂性能的检测,具体按照《建筑绝热用硬质聚氨酯泡沫塑料》(GB/T21558-2008)和《建筑材料及制品燃烧性能分级》(GB8624-2012)进行强度、热导率以及燃烧性能测试,检测结果如下表3所示。
表3:
续表3:
检测项目 | 压缩强度kPa | 导热系数W/m·K | 氧指数% | 燃烧增长速率指数W/s |
对比例7 | 198 | 0.026 | 28 | 245 |
由上表3可以看出,采用本申请体系得到的保温装饰一体板具有优异的保温性能和阻燃性能,再参照对比例7与实施例12的检测数据,可以看出当本申请体系中的调温相变材料选用其它相变材料的时候,其保温性能较差。
本具体实施例仅仅是对本申请的解释,其并不是对本申请的限制,本领域技术人员在阅读完本说明书后可以根据需要对本实施例做出没有创造性贡献的修改,但只要在本申请的权利要求范围内都受到专利法的保护。
Claims (10)
1.一种保温装饰一体板,包括保温板、装饰面板和粘结层,其特征在于,所述保温板由包含以下重量份的原料制得:
30-50份聚醚多元醇、6-15份对苯二甲酸、35-60份份异氰酸酯、8-15份阻燃剂、40-75份聚氨酯颗粒、15-30份石蜡-膨胀珍珠岩复合相变材料、3-6份稳定剂、6-15份发泡剂,所述聚氨酯颗粒由硬质聚氨酯泡沫塑料破碎得到。
2.根据权利要求1所述的一种保温装饰一体板,其特征在于:所述粘结层包括硅胶发泡板以及处于硅胶发泡板两侧、负载有胶黏剂的海绵,硅胶发泡板两侧的海绵分别与保温板和装饰面板粘接。
3.根据权利要求2所述的一种保温装饰一体板,其特征在于:所述海绵的厚度为2-4cm。
4.根据权利要求1所述的一种保温装饰一体板,其特征在于:所述保温板的原料还包括16-30重量份聚丙烯纤维。
5.根据权利要求4所述的一种保温装饰一体板,其特征在于:所述保温板由包含以下重量份的原料制得:36-42份聚醚多元醇、9-12份对苯二甲酸、40-50份异氰酸酯、10-12份阻燃剂、22-26份聚丙烯纤维、58-66份聚氨酯颗粒、21-25份石蜡-膨胀珍珠岩复合相变材料、4-5份稳定剂、8-12份发泡剂。
6.根据权利要求1所述的一种保温装饰一体板,其特征在于:所述阻燃剂选用纳米氢氧化镁、纳米氢氧化铝、磷酸酯系列阻燃剂中的一种或多种;
所述稳定剂选用硅油;所述发泡剂选用三氟三氯乙烷或二氯甲烷。
7.根据权利要求1所述的一种保温装饰一体板,其特征在于:所述阻燃剂选用质量比为1:(2-3)的纳米氢氧化镁和三聚氰胺聚磷酸盐的混合物。
8.如权利要求1中所述的保温装饰一体板的施工方法,其特征在于:括以下步骤:
S1、保温板制备,保温板由以下方法制得:
1)、将聚醚多元醇、石蜡-膨胀珍珠岩复合相变材料、稳定剂与阻燃剂混合得到预混体;
2)、在预混体中加入发泡剂、对苯二甲酸和异氰酸酯,混合、发泡,反应20-30min后加入聚氨酯颗粒,继续反应,成型,得到保温板;
S2、保温装饰一体板制备:通过粘结层将保温板和装饰面板粘结,干燥、固定定型得到保温装饰一体板;
S3、保温装饰一体板安装:将步骤S2中得到的保温装饰一体板通过采用锚粘结合的方式固定于墙体上,所述保温板、粘结层和装饰面板沿着远离墙体的方向依次设置。
9.根据权利要求8所述的一种保温装饰一体板的施工方法,其特征在于:步骤S1中,1)中还加入16-30重量份聚丙烯纤维混合得到预混体。
10.根据权利要求8所述的一种保温装饰一体板的施工方法,其特征在于:步骤S2中,所述粘结层包括硅胶发泡板以及处于硅胶发泡板两侧的负载有胶黏剂的海绵,硅胶发泡板两侧的海绵分别与保温板和装饰面板粘接;
粘结层粘结保温板和装饰面板的具体操作为:将两块海绵分别浸泡于胶黏剂中负载有胶水后,将其中一块海绵一侧与保温板粘贴,另一侧与硅胶发泡板粘贴;
再将另一块海绵粘贴在硅胶发泡板远离保温板一侧,最后再将装饰面板粘贴在该海绵远离保温板一侧,干燥,固定定型得到保温装饰一体板。
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