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CN105034484B - 一种阻燃反光布的制作方法 - Google Patents

一种阻燃反光布的制作方法 Download PDF

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CN105034484B
CN105034484B CN201510196219.8A CN201510196219A CN105034484B CN 105034484 B CN105034484 B CN 105034484B CN 201510196219 A CN201510196219 A CN 201510196219A CN 105034484 B CN105034484 B CN 105034484B
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韩君
饶海青
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Cecep (Dazhou) new material Co.,Ltd.
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Abstract

本发明公开了一种阻燃反光布,它包括基布(1)、复合胶层(2)、薄胶层(3)和镀铝层(4),所述的基布(1)为芳纶织布,基布(1)的顶表面上设置有复合胶层(2),所述的复合胶层(2)的顶部设置有镀铝层(4),镀铝层(4)的顶部设置薄胶层(3),薄胶层(3)的顶部设置有多个玻璃微珠(5),复合胶层(2)和薄胶层(3)的主要成分均为聚丙烯酸胶粘剂和阻燃剂,阻燃剂为磷酸三异丙基苯酯、磷酸三甲苯酯、磷酸三苯酯、磷酸甲苯二苯酯、磷酸三酯中任意一种或几种,其含量在5%~20%之间,胶粘剂在合成阶段添加有阻燃单体,使得胶粘剂的高分子主链自身含有阻燃单元。本发明的有益效果是:阻燃效果好、粘接牢固、制作工艺简单。

Description

一种阻燃反光布的制作方法
技术领域
本发明涉及反光材料制造的技术领域,特别是一种阻燃反光布的制作方法。
背景技术
中国专利ZL201020551757.7和ZL201010299284.0中涉及一种阻燃反光布,包括布体,在布体上设置了第一阻燃层,第二阻燃层,第一粘接层和第二粘接层,该专利在第一阻燃层和第二阻燃层中添加了不含卤素的有机氮磷化合物阻燃剂,在第二粘接层和第一粘接层中没有添加阻燃剂,改方法需要再基布上预先做阻燃处理。
中国专利ZL200420023351.6中公开了一种阻燃反光布,它首先制作阻燃的布基,然后在其上涂布阻燃的胶粘剂,然后将玻璃微珠植株于载体膜上,镀铝后和阻燃胶粘剂复合在一起,剥离载体膜形成阻燃反光布。该法制备的阻燃反光布在胶黏剂中添加阻燃剂,同时需要预先对基布做阻燃预处理,该方法做不到永久阻燃。
中国专利ZL201420082776.8专利中公开了一种胶粘剂型阻燃反光布,将无卤阻燃剂添加到胶粘剂中,加入适量固化剂经行交联反应。
提高反光布阻燃性可以通过添加非反应性的添加剂和反应性阻燃剂两种途径,但是添加非反应性的阻燃剂用量一般较大,使得体系固化速度减慢,且固化膜性能下降。
发明内容
本发明的目的在于克服现有技术的缺点,提供一种结构紧凑、阻燃效果好、粘接牢固、制作工艺简单的阻燃反光布的制作方法。
本发明的目的通过以下技术方案来实现:一种阻燃反光布,它包括基布、复合胶层、薄胶层和镀铝层,所述的基布为芳纶织布,基布的顶表面上设置有复合胶层,所述的复合胶层的顶部设置有镀铝层,镀铝层的顶部设置薄胶层,薄胶层的顶部设置有多个玻璃微珠,每个玻璃微珠的下半部分均设置在薄胶层内,且每个玻璃微珠的上部分均设置在薄胶层的外部,所述的每个玻璃微珠的外表面均覆盖有处理层,所述的复合胶层和薄胶层的主要成分均为聚丙烯酸胶粘剂和阻燃剂,阻燃剂为磷酸三异丙基苯酯、磷酸三甲苯酯、磷酸三苯酯、磷酸甲苯二苯酯、磷酸三酯中任意一种或几种,其含量在5%~20%之间,胶粘剂在合成阶段添加有阻燃单体,使得胶粘剂的高分子主链自身含有阻燃单元。
所述的薄胶层内含有1%-5%的阻燃剂。
本发明具有以下优点:(1)本发明的基布采用芳纶织布,代替需要做阻燃后处理的基布,实现永久阻燃。(2)在玻璃微珠和镀铝层之间添加了薄胶层,镀铝时,镀铝层和薄胶层粘接在一起,形成一个连续致密的反射层,在复合时直接在镀铝层上涂布薄胶层,复合剥离后,整个镀铝层是连续的。(3)预先的芳纶织布上涂布了复合胶层,提高了其与复合胶层的粘接牢度。(4)采用的聚丙烯酸胶粘剂不仅主链上含有阻燃基团,还加入了其余阻燃剂。
附图说明
图1 为本发明的结构示意图
图2 为制作植株膜装置的结构示意图;
图3 为处理基布装置的结构示意图;
图中,1-基布,2-复合胶层,3-薄胶层,4-镀铝层,5-玻璃微珠,6-烘道A,7-放卷机构A,8-牵引辊,9-植株辊,10-导辊,11-上胶辊,12-收卷机构A,13-胶槽,14-微珠盛放槽,15-烘道B,16-放卷机构B,17-收卷机构B,18-涂布头,19-放卷机构C,20-复合装置,21-处理层。
具体实施方式
下面结合附图对本发明做进一步的描述,本发明的保护范围不局限于以下所述:
如图1所示,一种阻燃反光布的制作方法,它包括基布1、复合胶层2、薄胶层3和镀铝层4,所述的基布1为芳纶织布,基布1的顶表面上设置有复合胶层2,所述的复合胶层2的顶部设置有镀铝层4,镀铝层4的顶部设置薄胶层3,薄胶层3的顶部设置有多个玻璃微珠5,每个玻璃微珠5的下半部分均设置在薄胶层3内,且每个玻璃微珠5的上部分均设置在薄胶层3的外部,所述的每个玻璃微珠5的外表面均覆盖有处理层21,所述的复合胶层2和薄胶层3的主要成分均为聚丙烯酸胶粘剂和阻燃剂,所述的阻燃剂为磷酸三异丙基苯酯、磷酸三甲苯酯、磷酸三苯酯、磷酸甲苯二苯酯、磷酸三酯中任意一种或几种,其含量在5%~20%之间,胶粘剂在合成阶段添加有阻燃单体,使得胶粘剂的高分子主链自身含有阻燃单元,从而极大提高了阻燃效果。
如图2所示,一种制作植株膜装置,它包括烘道A6、设置在烘道A6下方的放卷机构A7、牵引辊8、植株辊9、导辊10、上胶辊11和收卷机构A12,所述的放卷机构A7和收卷机构A12设置在烘道A6的两侧,所述的植株辊9与导辊10处于同一水平线上,起到冷却沉降的作用,上胶辊11的下方设置有胶槽13,胶槽13内盛装有薄胶层3,植株辊9的下方设置有微珠盛放槽14,微珠盛放槽14内盛装有玻璃微珠5。
如图3所示,一种处理基布装置,它包括烘道B15、设置在烘道B15两端的放卷机构B16和收卷机构B17,所述的放卷机构B16与烘道B15的入口之间设置有涂布头18,所述的收卷机构B17的旁侧设置有放卷机构C19,放卷机构C19和收卷机构B17之间设置有复合装置20。
如图1和图2所示,一种制作阻燃反光布的加工方法,它包括以下步骤:
S1、合成聚丙烯酸胶粘剂,先取10~20份丙烯酸异辛酯、10~20份丙烯酸丁酯、5~25份乙酸乙烯酯、1~5份三丙烯酸酯磷酸酯、1~5份二丙烯酸酯乙氧基磷酸酯、1~5份偶氮二异丁腈和适量乙酸乙酯,再将以上配料装入带有电动搅拌器、回流冷凝器、温度计、滴液漏斗的四口烧瓶中,然后加入适量的溶剂和部分混合单体,边搅拌边升温至回流温度74~78℃;滴加部分引发剂溶液,在回流温度时反应0.5~1 h;滴加剩余的单体和部分引发剂溶液,保温2 h;滴加剩余的引发剂溶液,保温反应3 h,得到黏稠状胶液;降温冷却,过滤,从而实现了聚丙烯酸胶粘剂的制备;
S2、薄胶层的配制,先取100份合成的聚丙烯酸胶粘剂、3~8份固化剂、0.2~1份偶联剂KH560、1~5份铝粉、1~10份阻燃剂,阻燃剂由磷酸三异丙基苯酯(IPPP)、磷酸三甲苯酯(TCP)、磷酸三苯酯(TPP)、磷酸甲苯二苯酯(CDP)、磷酸三(二甲苯)酯(TXP)中任意一种或几种组成,再将以上配料加入到搅拌桶中,然后将适量乙酸乙酯加入搅拌桶中,并加入铝粉及阻燃剂,搅拌5~10min,最后先后加入固化剂搅拌均匀,加入偶联剂搅拌均匀,随后缓慢加入合成的聚丙烯酸胶粘剂并搅拌均匀,从而实现了复合胶层的制备;
S3、制作植株膜,首先将PET-PE复合膜在放卷机构A7处放卷,PET-PE复合膜经牵引辊8到达植株辊9,在植株辊9处PE被加热软化,同时玻璃微珠5嵌入PE中,随后复合膜到达上胶辊11处,胶槽13中的薄胶层3转移到玻璃微珠5表面,上胶后进入烘道A6内进行烘干处理,随后从烘道A6牵引出在收卷机构A12处收卷,从而实现了植株膜的制作;
S4、基布的处理,先将芳纶织布在放卷机构B16处放卷,芳纶织布到达涂布头18,涂布头18在芳纶织布的表面涂抹复合胶层2,涂抹后芳纶织布进入烘道B15进行烘干处理,烘干结束后与从放卷机构C19处放卷的离型膜在复合装置20处复合,复合后在收卷机构B17处收卷;
S5、复合,将步骤S3中制得的植株膜和经步骤S4处理的基布与亮银镀铝植株膜复合,复合后剥离PET-PE复合膜,从而实现了阻燃反光布的制作。
以上所述仅是本发明的优选实施方式,应当理解本发明并非局限于本文所披露的形式,不应看作是对其他实施例的排除,而可用于各种其他组合、修改和环境,并能够在本文所述构想范围内,通过上述教导或相关领域的技术或知识进行改动。而本领域人员所进行的改动和变化不脱离本发明的精神和范围,则都应在本发明所附权利要求的保护范围内。

Claims (1)

1.一种阻燃反光布的制作方法,所述阻燃反光布包括基布(1)、复合胶层(2)、薄胶层(3)和镀铝层(4),所述的基布(1)为芳纶织布,基布(1)的顶表面上设置有复合胶层(2),所述的复合胶层(2)的顶部设置有镀铝层(4),镀铝层(4)的顶部设置薄胶层(3),薄胶层(3)的顶部设置有多个玻璃微珠(5),每个玻璃微珠(5)的下半部分均设置在薄胶层(3)内,且每个玻璃微珠(5)的上部分均设置在薄胶层(3)的外部,所述的每个玻璃微珠(5)的外表面均覆盖有处理层(21),所述的复合胶层(2)和薄胶层(3)的主要成分均为聚丙烯酸胶粘剂和阻燃剂,阻燃剂为磷酸三异丙基苯酯、磷酸三甲苯酯、磷酸三苯酯、磷酸甲苯二苯酯中任意一种或几种,其含量在5%~20%之间,胶粘剂在合成阶段添加有阻燃单体,使得胶粘剂的高分子主链自身含有阻燃单元,所述阻燃反光布采用植株膜装置和处理基布装置制作,所述植株膜装置包括烘道A(6)、设置在烘道A(6)下方的放卷机构A(7)、牵引辊(8)、植株辊(9)、导辊(10)、上胶辊(11)和收卷机构A(12),所述的放卷机构A(7)和收卷机构A(12)设置在烘道A(6)的两侧,所述的植株辊(9)与导辊(10)处于同一水平线上,起到冷却沉降的作用,上胶辊(11)的下方设置有胶槽(13),胶槽(13)内盛装有薄胶层(3),植株辊(9)的下方设置有微珠盛放槽(14),微珠盛放槽(14)内盛装有玻璃微珠(5),所述处理基布装置包括烘道B(15)、设置在烘道B(15)两端的放卷机构B(16)和收卷机构B(17),所述的放卷机构B(16)与烘道B(15)的入口之间设置有涂布头(18),所述的收卷机构B(17)的旁侧设置有放卷机构C(19),放卷机构C(19)和收卷机构B(17)之间设置有复合装置(20),其特征在于:该方法包括以下步骤:
S1、合成聚丙烯酸胶粘剂,先取10~20份丙烯酸异辛酯、10~20份丙烯酸丁酯、5~25份乙酸乙烯酯、1~5份三丙烯酸酯磷酸酯、1~5份二丙烯酸酯乙氧基磷酸酯、1~5份偶氮二异丁腈和适量乙酸乙酯,再将以上配料装入带有电动搅拌器、回流冷凝器、温度计、滴液漏斗的四口烧瓶中,然后加入适量的溶剂和部分混合单体,边搅拌边升温至回流温度74~78 ℃;滴加部分引发剂溶液,在回流温度时反应0.5~1 h;滴加剩余的单体和部分引发剂溶液,保温2h;滴加剩余的引发剂溶液,保温反应3 h,得到黏稠状胶液;降温冷却,过滤,从而实现了聚丙烯酸胶粘剂的制备;
S2、薄胶层的配制,先取100份合成的聚丙烯酸胶粘剂、3~8份固化剂、0.2~1份偶联剂KH560、1~5份铝粉、1~10份阻燃剂,阻燃剂由磷酸三异丙基苯酯、磷酸三甲苯酯、磷酸三苯酯、磷酸甲苯二苯酯中任意一种或几种组成,再将以上配料加入到搅拌桶中,然后将适量乙酸乙酯加入搅拌桶中,并加入铝粉及阻燃剂,搅拌5~10min,最后先后加入固化剂搅拌均匀,加入偶联剂搅拌均匀,随后缓慢加入合成的聚丙烯酸胶粘剂并搅拌均匀,从而实现了复合胶层的制备;
S3、制作植株膜,首先将PET-PE复合膜在放卷机构A(7)处放卷,PET-PE复合膜经牵引辊(8)到达植株辊(9),在植株辊(9)处PE被加热软化,同时玻璃微珠(5)嵌入PE中,随后复合膜到达上胶辊(11)处,胶槽(13)中的薄胶层(3)转移到玻璃微珠(5)表面,上胶后进入烘道A(6)内进行烘干处理,随后从烘道A(6)牵引出在收卷机构A(12)处收卷,从而实现了植株膜的制作;
S4、基布的处理,先将芳纶织布在放卷机构B(16)处放卷,芳纶织布到达涂布头(18),涂布头(18)在芳纶织布的表面涂抹复合胶层(2),涂抹后芳纶织布进入烘道B(15)进行烘干处理,烘干结束后与从放卷机构C(19)处放卷的离型膜在复合装置(20)处复合,复合后在收卷机构B(17)处收卷;
S5、复合,将步骤S3中制得的植株膜和经步骤S4处理的基布与亮银镀铝植株膜复合,复合后剥离PET-PE复合膜,从而实现了阻燃反光布的制作。
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