CN107415359A - 一种纳米级隔热降噪坦克车内饰复合材料及其制备方法 - Google Patents

一种纳米级隔热降噪坦克车内饰复合材料及其制备方法 Download PDF

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CN107415359A
CN107415359A CN201710432002.1A CN201710432002A CN107415359A CN 107415359 A CN107415359 A CN 107415359A CN 201710432002 A CN201710432002 A CN 201710432002A CN 107415359 A CN107415359 A CN 107415359A
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CN107415359B (zh
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赵丽
孟庆荣
罗欣
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Weifang Qingyuan New Material Technology Co ltd
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Shandong Fabric Trends International Co ltd
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Abstract

本发明提供一种纳米级隔热降噪坦克车内饰复合材料及其制备方法,所述的复合材料从上而下依次为绒毛层、基布层、复合层1、气凝胶毡、复合层2、连续玄武岩纤维层;所述的绒毛层与基布层之间通过粘合剂粘结。所述复合层1厚度为0.2‑2mm,其材质是聚氨酯胶黏剂或丙烯酸胶黏剂;所述复合层2的厚度为0.1‑1.0mm,耐300‑500℃高温;其材质是聚酰亚胺胶黏剂、磷酸盐类胶黏剂、有机硅胶黏剂、环氧树脂胶黏剂和酚醛树脂胶黏剂中的任意一种。本发明纳米级隔热、降噪植绒复合材料有优越的保温隔热效果。

Description

一种纳米级隔热降噪坦克车内饰复合材料及其制备方法
技术领域
本发明涉及一种纳米级隔热、降噪植绒夹层车辆内饰复合材料及其制备方法,属于植绒技术领域。
背景技术
新型坦克内的温度最高可达到六七十摄氏度,高温不仅挑战着人体耐受高温和抵抗热损伤的能力,也对武器性能和保养方式产生影响。因此研制一种高隔热的内装饰材料迫在眉睫。
气凝胶隔热毡是一种柔性、无机环保、高效保温、易于施工的隔热毡材料,该材料专用于高温场合,保温隔热性能优越,但是气凝胶多是以极小颗粒的形式夹在无机纤维之间或者附着在无机纤维上,小颗粒在气凝胶弯折、活动、触碰、振动过程中很容易掉落,因而常用于KTV隔音包厢、隔音板等建筑装修使用,包覆或者贴附在墙皮、板材等不需要弯折、触碰、振动等物理活动的材料里面,无法作为外露的内饰使用;气凝胶的微小颗粒一旦被吸入呼吸道,严重危害人体呼吸道的健康。
因此,目前还没有技术能够解决这一问题,将气凝胶应用于坦克车等车辆的内饰中,提供一种隔热、降噪效果好的复合材料。
发明内容
针对上述技术问题,本发明提供一种纳米级隔热降噪坦克车内饰复合材料,采用气凝胶制备隔热、降噪效果好的坦克车内饰复合材料。
为解决上述技术问题,采用以下技术方案:
一种纳米级隔热降噪坦克车内饰复合材料,从上而下依次为绒毛层、基布层、复合层1、气凝胶毡、复合层2、连续玄武岩纤维层;所述的绒毛层与基布层之间通过粘合剂粘结。
所述复合层1厚度为0.2-2mm,其材质可以是聚氨酯胶黏剂或丙烯酸胶黏剂;所述复合层2的厚度为0.1-1.0mm,可耐300-500℃高温;其材质可以是聚酰亚胺胶黏剂、磷酸盐类胶黏剂、有机硅胶黏剂、环氧树脂胶黏剂、酚醛树脂胶黏剂的任意一种;所述气凝胶毡厚度为:0.5-10mm;断裂伸长率为:10-15%;密度:120g/㎡;所述的连续玄武岩纤维层:为连续玄武岩纤维网格布,抗压强度为139Pa,厚度为0.1mm,纤维直径为6-8μm,弹性模量为70-80GPa;
所述绒毛的规格为1.0-5.0D×1.0-3.0mm,所述粘合剂层厚度为0.1-0.5mm;所述基布为芳纶平纹布、水刺无纺布、涤棉混纺平纹布中的任意一种;所述基布的拉伸强度大于450N。所述芳纶平纹布的单位面积质量为60-180g/m2;所述水刺无纺布的单位面积质量为80-150g/m2;所述涤棉混纺平纹布的单位面积质量为80-120g/m2
上述内饰复合材料的制备方法包括以下步骤:
步骤1:引布
用接缝机把基布接头拼接平整,将基布以5-30m/min的速率引入到上浆台,过程中保持基布平整;所述基布的拉伸强度大于450N。
步骤2:上浆
(1)调制粘合剂:所述粘合剂,以重量份计,包括以下组分:水性环保粘合剂100份、交联剂烷氧基硅烷 2-3份、增稠剂卡波姆940 0.5-1份和去离子水20-50份;
所述水性环保粘合剂,按重量份,包括丙烯酸丁酯45-70份,丙烯酸乙酯15-30份,甲基丙烯酸甲酯10-20份,丙烯酸4-5份;
将粘合剂各组分按照以上配比混合,并以1500-1700rpm的转速搅拌25-30min;调制后得到粘合剂,其粘度为1.2-2.5万cps。
(2)将上述粘合剂涂刮到基布的上表面,涂刮厚度为0.1-0.5mm。
步骤3:静电植绒
选择优质绒毛;将绒毛通过静电植绒设备植于基布上涂有粘合剂的一面,控制静电的电压为0.8-2.5万伏,控制车速为5-30m/min,控制植绒量为90-250g/㎡,形成静电植绒布;制备的植绒布单位面积质量为:300-600g/㎡。
所述的绒毛的材质可以选择粘纤绒毛、尼龙66绒毛等,绒毛的规格为1.0-5.0D×1.0-3.0mm。
步骤4:植绒后处理
(1)预烘 将步骤3制得的静电植绒布通过烘箱进行预烘,预烘温度为80-120℃,时间为6-8min,烘干时控制车速为5-30m/min。
(2)焙烘 将预烘后的静电植绒布进行焙烘,焙烘温度为130-160℃,时间2-3min,焙烘时控制车速为5-30m/min。
(3)刷毛 用植绒毛刷对焙烘后的静电植绒布上的绒毛进行梳理,刷掉多余的浮绒并用吹风装置将刷掉的绒毛收集起来。
(4)印花 将打卷的植绒布引入印花设备,用染料对植绒布进行印花,印制成各种彩色图案;控制印花的车速为8-30m/min,印花完成后,进行蒸化,控制蒸汽压力为0.008-0.012Mpa,蒸化温度为106-110℃,蒸化时间为50-70min;将蒸化后的植绒布进行水洗,洗净浮色后,在100-120℃烘干8-10min;然后,将植绒布在130-160℃烘3-5min进行定型。
(5)后整理
通过整理液将静电植绒布进行后整理,包括一浸一轧,具体步骤如下:将植绒布料以5-20m/min的车速匀速通过整理液;浸布后,再经辊轧压,压力为1.2-1.5kg,轧液率为50-80%;然后,在100-130℃下预烘干5-10min,140-160℃下焙烘2-3min。
所述整理液是由软水与整理剂混合配制成浓度为40g/l的整理液;所述整理剂的;所述整理剂,按重量份,包括8-25份含氟单体、5-12份甲基丙烯酸甲酯、3-6份软单体;1-2份甲基丙烯酸二甲氨基乙酯;0.05-2份交联单体;0.05-2份丙烯酸丁酯;1-6份改性纳米二氧化硅分散液。
步骤5:气凝胶毡与玄武岩纤维层复合
取连续玄武岩网格布,在连续玄武岩纤维层的一面涂覆厚度为0.1-1.0mm的复合层2,所述复合层2,其材质可以是聚酰亚胺胶黏剂、磷酸盐类胶黏剂、有机硅胶黏剂、环氧树脂胶黏剂、酚醛树脂胶黏剂中的任意一种;
将气凝胶毡平整的铺贴在复合层2上,使二者的相近面经由复合辊粘接牢固,130-220℃完成固化,固化时间为8-20分钟,得到复合毡。
步骤6:制得成品
在步骤4制得的静电植绒材料下表面(基布未植绒一面)涂覆厚度为0.2-2mm的复合层1,所述的复合层1是聚氨酯胶黏剂或丙烯酸胶黏剂。
将步骤5得到的复合毡铺贴在复合层1上,气凝胶毡一侧与复合层1相接,铺贴平整后,经由复合辊粘接牢固,110-160℃完成固化,固化时间为8-15min;
恢复室温后,得到一种纳米级隔热降噪坦克车内饰复合材料。
与现有技术相比,本发明车辆内饰复合材料具有以下有益效果:
(1)本发明纳米级隔热、降噪植绒复合材料有优越的保温隔热效果,常温(25℃)导热系数为0.013w/m·k;(2)本发明纳米级隔热、降噪植绒复合材料外表美观,不掉粉,掉粉率为零;柔韧性好,可以保证气凝胶毡各项性能的长期有效性,并且可以随意弯折;(3)本发明纳米级隔热、降噪植绒复合材料在具有隔热保温的同时,还可以起到吸声降噪、缓冲减震等功能,降噪系数为0.85。(4)本发明纳米级隔热、降噪植绒复合材料密度小于300kg/m3,轻质、阻燃,可以减轻使用者的重量,并有效防火;(5)本发明纳米级隔热、降噪植绒复合材料防水效果好,防水等级为4级;(6)本发明纳米级隔热、降噪植绒复合材料防污效果好,不易脏污,防污等级为4级,即使脏污也易清洁;(7)该复合材料阻燃等级达到A1级,为完全不燃性材料。(8)耐老化,使用年限可长达15-20年。
具体实施方式
实施例1 一种纳米级隔热降噪坦克车内饰复合材料
所述的复合材料,从上而下依次为绒毛层、基布层、复合层1、气凝胶毡、复合层2、连续玄武岩纤维层;所述的绒毛层与基布层之间通过粘合剂粘结。
所述复合层1厚度为0.2mm,其材质为聚氨酯胶黏剂;所述复合层2的厚度为0.1mm;其材质为聚酰亚胺胶黏剂;所述气凝胶毡厚度为:0.5mm;断裂伸长率为:10%;密度:120g/㎡;所述的连续玄武岩纤维层:为连续玄武岩纤维网格布,抗压强度为139Pa,厚度为0.1mm,纤维直径为6μm,弹性模量为70GPa;所述绒毛的规格为1.0D×1.0mm,所述绒毛层与基布层之间的粘合剂层厚度为0.1mm;所述基布为芳纶平纹布,其拉伸强度为450N,单位面积质量为120g/m2
上述车辆内饰复合材料的制备方法包括以下步骤:
步骤1:引布
用接缝机把基布接头拼接平整,将基布以5m/min的速率引入到上浆台,过程中保持基布平整。
步骤2:上浆
(1)调制粘合剂:所述粘合剂,以重量份计,包括以下组分:水性环保粘合剂100份、交联剂烷氧基硅烷 2份、增稠剂卡波姆940 0.5份和去离子水20份;
所述水性环保粘合剂,按重量份,包括丙烯酸丁酯45份、丙烯酸乙酯15份、甲基丙烯酸甲酯10份、丙烯酸4份;
将粘合剂各组分按照以上配比混合,并以1500rpm的转速搅拌25min;调制后得到粘合剂,其粘度为1.5万cps。
(2)将上述粘合剂涂刮到基布的上表面,涂刮厚度为0.1mm。
步骤3:静电植绒
选择优质绒毛;将绒毛通过静电植绒设备植于基布上涂有粘合剂的一面,控制静电的电压为0.8万伏,控制车速为5m/min,控制植绒量为90g/㎡,形成静电植绒布;制备的植绒布单位面积质量为300g/㎡。
所述的绒毛的材质为粘纤绒毛,绒毛的规格为1.0D×1.0mm。
步骤4:植绒后处理
(1)预烘 将步骤3制得的静电植绒布通过烘箱进行预烘,预烘温度为80℃,时间为8min,烘干时控制车速为5m/min。
(2)焙烘 将预烘后的静电植绒布进行焙烘,焙烘温度为130℃,时间3min,焙烘时控制车速为5m/min。
(3)刷毛 用植绒毛刷对焙烘后的静电植绒布上的绒毛进行梳理,刷掉多余的浮绒并用吹风装置将刷掉的绒毛收集起来。
(4)印花 将打卷的植绒布引入印花设备,用染料对植绒布进行印花,印制成各种彩色图案;
控制印花的车速为8m/min,印花完成后,进行蒸化,控制蒸汽压力为0.008Mpa,蒸化温度为106℃,蒸化时间为70min;将蒸化后的植绒布进行水洗,洗净浮色后,在100℃烘干10min;然后,将植绒布在130℃烘5min进行定型。
(5)后整理 通过整理液将静电植绒布进行后整理,包括一浸一轧,具体步骤如下:将植绒布料以5m/min的车速匀速通过整理液;浸布后,再经辊轧压,压力为1.2kg,轧液率为80%;然后,在100℃下预烘干7min,140℃下焙烘3min,得到静电植绒材料。
所述整理液是由软水与整理剂混合配制成浓度为40g/l的整理液;所述整理剂的;所述整理剂,按重量份,包括8份含氟单体、5份甲基丙烯酸甲酯、3份软单体、1份甲基丙烯酸二甲氨基乙酯、0.05份交联单体、0.05份丙烯酸丁酯、1份改性纳米二氧化硅分散液。
步骤5:气凝胶毡与玄武岩纤维层复合
取连续玄武岩网格布,在连续玄武岩网格布的一面涂覆厚度为0.1mm的复合层2,所述复合层2的材质是聚酰亚胺胶黏剂;
将气凝胶毡平整的铺贴在复合层2上,使二者的相近面经由复合辊粘接牢固,并在130℃完成固化,固化时间为15min,得到复合毡。
步骤6:制得成品
在步骤4制得的静电植绒材料下表面(基布未植绒一面)涂覆厚度为0.2mm的复合层1,所述复合层1的材质是聚氨酯胶黏剂;
将步骤5得到的复合毡铺贴在复合层1上,气凝胶毡一侧与复合层1相接,铺贴平整后,经由复合辊粘接牢固,130℃完成固化,固化时间为10min;
恢复室温后,得到一种纳米级隔热降噪坦克车内饰复合材料。
实施例2一种纳米级隔热降噪坦克车内饰复合材料
所述复合材料,从上而下依次为绒毛层、基布层、复合层1、气凝胶毡、复合层2、连续玄武岩纤维层;所述的绒毛层与基布层之间通过粘合剂粘结。
所述复合层1厚度为1mm,其材质为丙烯酸胶黏剂;所述复合层2的厚度为0.5mm;其材质为有机硅胶黏剂;所述气凝胶毡厚度为8mm;断裂伸长率为12%;密度为120g/㎡;所述的连续玄武岩纤维层:为连续玄武岩纤维网格布,抗压强度为139Pa,厚度为0.1mm,纤维直径为7μm,弹性模量为75GPa;所述绒毛的规格为3D×2mm,所述的绒毛层与基布层之间粘合剂层厚度为0.3mm;所述基布为水刺无纺布,其拉伸强度为485N,单位面积质量为110g/m2
上述车辆内饰复合材料的制备方法包括以下步骤:
步骤1:引布
用接缝机把基布接头拼接平整,将基布以10m/min的速率引入到上浆台,过程中保持基布平整。
步骤2:上浆
(1)调制粘合剂:所述粘合剂,以重量份计,包括以下组分:水性环保粘合剂100份、交联剂烷氧基硅烷 2.4份、增稠剂卡波姆940 0.7份和去离子水30份;
所述水性环保粘合剂,按重量份,包括丙烯酸丁酯52份、丙烯酸乙酯19份、甲基丙烯酸甲酯14份、丙烯酸4.4份;
将粘合剂各组分按照以上配比混合,并以1600rpm的转速搅拌26min;调制后得到粘合剂,其粘度为2.0万cps。
(2)将上述粘合剂涂刮到基布的上表面,涂刮厚度为0.3mm。
步骤3:静电植绒
选择优质绒毛;将绒毛通过静电植绒设备植于基布上涂有粘合剂的一面,控制静电的电压为1.5万伏,控制车速为10m/min,控制植绒量为250g/㎡,形成静电植绒布;制备的植绒布单位面积质量为400g/㎡。
所述的绒毛的材质为尼龙66绒毛,绒毛的规格为3D×2mm。
步骤4:植绒后处理
(1)预烘 将步骤3制得的静电植绒布通过烘箱进行预烘,预烘温度为100℃,时间为7min,烘干时控制车速为10m/min。
(2)焙烘 将预烘后的静电植绒布进行焙烘,焙烘温度为140℃,时间2.5min,焙烘时控制车速为10m/min。
(3)刷毛 用植绒毛刷对焙烘后的静电植绒布上的绒毛进行梳理,刷掉多余的浮绒并用吹风装置将刷掉的绒毛收集起来。
(4)印花 将打卷的植绒布引入印花设备,用染料对植绒布进行印花,印制成各种彩色图案;控制印花的车速为10m/min,印花完成后,进行蒸化,控制蒸汽压力为0.01Mpa,蒸化温度为108℃,蒸化时间为60min;将蒸化后的植绒布进行水洗,洗净浮色后,在110℃烘干9min;然后,将植绒布在140℃烘4min进行定型。
(5)后整理 通过整理液将静电植绒布进行后整理,包括一浸一轧,具体步骤如下:将植绒布料以10m/min的车速匀速通过整理液;浸布后,再经辊轧压,压力为1.3kg,轧液率为70%;然后,在110℃下预烘干8min,150℃下焙烘2.5min,得到静电植绒材料。
所述整理液是由软水与整理剂混合配制成浓度为40g/l的整理液;所述整理剂的;所述整理剂,按重量份,包括15份含氟单体、8份甲基丙烯酸甲酯、5份软单体;1.5份甲基丙烯酸二甲氨基乙酯;1份交联单体;1份丙烯酸丁酯;3份改性纳米二氧化硅分散液。
步骤5:气凝胶毡与玄武岩纤维层复合
取连续玄武岩网格布,在连续玄武岩网格布的一面涂覆厚度为0.5mm的复合层2,所述复合层2的材质是有机硅胶黏剂;
将气凝胶毡平整的铺贴在复合层2上,使二者的相近面经由复合辊粘接牢固,并在180℃完成固化,固化时间为12min,得到复合毡。
步骤6:制得成品
在步骤4制得的静电植绒材料下表面(基布未植绒一面)涂覆厚度为1mm的复合层1,所述复合层1的材质是丙烯酸胶黏剂;
将步骤5得到的复合毡铺贴在复合层1上,气凝胶毡一侧与复合层1相接,铺贴平整后,经由复合辊粘接牢固,160℃完成固化,固化时间为8min;
恢复室温后,得到一种纳米级隔热降噪坦克车内饰复合材料。
实施例3一种纳米级隔热降噪坦克车内饰复合材料
所述复合材料,从上而下依次为绒毛层、基布层、复合层1、气凝胶毡、复合层2、连续玄武岩纤维层;所述的绒毛层与基布层之间通过粘合剂粘结。
所述复合层1厚度为1.5mm,其材质为丙烯酸胶黏剂;所述复合层2的厚度为0.8mm;其材质为环氧树脂胶黏剂;所述气凝胶毡厚度为5mm;断裂伸长率为14%;密度为120g/㎡;所述的连续玄武岩纤维层:为连续玄武岩纤维网格布,抗压强度为139Pa,厚度为0.1mm,纤维直径为8μm,弹性模量为80GPa;所述绒毛的规格为4D×3mm,所述的绒毛层与基布层之间粘合剂层厚度为0.5mm;所述基布为涤棉混纺平纹布,其拉伸强度为460N,单位面积质量为110g/m2
上述车辆内饰复合材料的制备方法包括以下步骤:
步骤1:引布
用接缝机把基布接头拼接平整,将基布以20m/min的速率引入到上浆台,过程中保持基布平整。
步骤2:上浆
(1)调制粘合剂:所述粘合剂,以重量份计,包括以下组分:水性环保粘合剂100份、交联剂烷氧基硅烷 3份、增稠剂卡波姆940 1份和去离子水40份;
所述水性环保粘合剂,按重量份,包括丙烯酸丁酯60份、丙烯酸乙酯25份、甲基丙烯酸甲酯17份、丙烯酸4.8份;
将粘合剂各组分按照以上配比混合,并以1700rpm的转速搅拌30min;调制后得到粘合剂,其粘度为2.5万cps。
(2)将上述粘合剂涂刮到基布的上表面,涂刮厚度为0.5mm。
步骤3:静电植绒
选择优质绒毛;将绒毛通过静电植绒设备植于基布上涂有粘合剂的一面,控制静电的电压为2万伏,控制车速为20m/min,控制植绒量为250g/㎡,形成静电植绒布;制备的植绒布单位面积质量为500g/㎡。
所述的绒毛的材质为尼龙66绒毛,绒毛的规格为4D×3mm。
步骤4:植绒后处理
(1)预烘 将步骤3制得的静电植绒布通过烘箱进行预烘,预烘温度为120℃,时间为6min,烘干时控制车速为20m/min。
(2)焙烘 将预烘后的静电植绒布进行焙烘,焙烘温度为160℃,时间2min,焙烘时控制车速为30m/min。
(3)刷毛 用植绒毛刷对焙烘后的静电植绒布上的绒毛进行梳理,刷掉多余的浮绒并用吹风装置将刷掉的绒毛收集起来。
(4)印花 将打卷的植绒布引入印花设备,用染料对植绒布进行印花,印制成各种彩色图案;控制印花的车速为20m/min,印花完成后,进行蒸化,控制蒸汽压力为0.012Mpa,蒸化温度为110℃,蒸化时间为70min;将蒸化后的植绒布进行水洗,洗净浮色后,在120℃烘干8min;然后,将植绒布在160℃烘3min进行定型。
(5)后整理 通过整理液将静电植绒布进行后整理,包括一浸一轧,具体步骤如下:将植绒布料以15m/min的车速匀速通过整理液;浸布后,再经辊轧压,压力为1.5kg,轧液率为60%;然后,在130℃下预烘干5min,160℃下焙烘2min,得到静电植绒材料。
所述整理液是由软水与整理剂混合配制成浓度为40g/l的整理液;所述整理剂的;所述整理剂,按重量份,包括25份含氟单体、12份甲基丙烯酸甲酯、6份软单体;2份甲基丙烯酸二甲氨基乙酯;1.5份交联单体;1.5份丙烯酸丁酯;5份改性纳米二氧化硅分散液。
步骤5:气凝胶毡与玄武岩纤维层复合
取连续玄武岩网格布,在连续玄武岩网格布的一面涂覆厚度为0.8mm的复合层2,所述复合层2的材质是环氧树脂胶黏剂;
将气凝胶毡平整的铺贴在复合层2上,使二者的相近面经由复合辊粘接牢固,并在200℃完成固化,固化时间为8min,得到复合毡。
步骤6:制得成品
在步骤4制得的静电植绒材料下表面(基布未植绒一面)涂覆厚度为1.5mm的复合层1,所述复合层1的材质是丙烯酸胶黏剂;
将步骤5得到的复合毡铺贴在复合层1上,气凝胶毡一侧与复合层1相接,铺贴平整后,经由复合辊粘接牢固,140℃完成固化,固化时间为12min;
恢复室温后,得到一种纳米级隔热降噪坦克车内饰复合材料。
实施例4一种纳米级隔热降噪坦克车内饰复合材料
所述复合材料,从上而下依次为绒毛层、基布层、复合层1、气凝胶毡、复合层2、连续玄武岩纤维层;所述的绒毛层与基布层之间通过粘合剂粘结。
所述复合层1厚度为2mm,其材质为聚氨酯胶黏剂;所述复合层2的厚度为1mm;其材质为酚醛树脂胶黏剂;所述气凝胶毡厚度为10mm;断裂伸长率为15%;密度为120g/㎡;所述的连续玄武岩纤维层:为连续玄武岩纤维网格布,抗压强度为139Pa,厚度为0.1mm,纤维直径为8μm,弹性模量为80GPa;所述绒毛的规格为5D×3mm,所述的绒毛层与基布层之间粘合剂层厚度为0.5mm;所述基布为涤棉混纺平纹布,其拉伸强度为500N,单位面积质量为130g/m2
上述车辆内饰复合材料的制备方法包括以下步骤:
步骤1:引布
用接缝机把基布接头拼接平整,将基布以30m/min的速率引入到上浆台,过程中保持基布平整。
步骤2:上浆
(1)调制粘合剂:所述粘合剂,以重量份计,包括以下组分:水性环保粘合剂100份、交联剂烷氧基硅烷 3份、增稠剂卡波姆940 1份和去离子水50份;
所述水性环保粘合剂,按重量份,包括丙烯酸丁酯70份、丙烯酸乙酯30份、甲基丙烯酸甲酯20份、丙烯酸5份;
将粘合剂各组分按照以上配比混合,并以1700rpm的转速搅拌28min;调制后得到粘合剂,其粘度为2.5万cps。
(2)将上述粘合剂涂刮到基布的上表面,涂刮厚度为0.5mm。
步骤3:静电植绒
选择优质绒毛;将绒毛通过静电植绒设备植于基布上涂有粘合剂的一面,控制静电的电压为2.5万伏,控制车速为30m/min,控制植绒量为250g/㎡,形成静电植绒布;制备的植绒布单位面积质量为600g/㎡。
所述的绒毛的材质为粘纤绒毛,绒毛的规格为5D×3mm。
步骤4:植绒后处理
(1)预烘 将步骤3制得的静电植绒布通过烘箱进行预烘,预烘温度为120℃,时间为8min,烘干时控制车速为30m/min。
(2)焙烘 将预烘后的静电植绒布进行焙烘,焙烘温度为160℃,时间3min,焙烘时控制车速为30m/min。
(3)刷毛 用植绒毛刷对焙烘后的静电植绒布上的绒毛进行梳理,刷掉多余的浮绒并用吹风装置将刷掉的绒毛收集起来。
(4)印花 将打卷的植绒布引入印花设备,用染料对植绒布进行印花,印制成各种彩色图案;控制印花的车速为30m/min,印花完成后,进行蒸化,控制蒸汽压力为0.012Mpa,蒸化温度为110℃,蒸化时间为70min;将蒸化后的植绒布进行水洗,洗净浮色后,在120℃烘干9min;然后,将植绒布在160℃烘3min进行定型。
(5)后整理
通过整理液将静电植绒布进行后整理,包括一浸一轧,具体步骤如下:将植绒布料以20m/min的车速匀速通过整理液;浸布后,再经辊轧压,压力为1.5kg,轧液率为60%;然后,在130℃下预烘干5min,160℃下焙烘2min,得到静电植绒材料。
所述整理液是由软水与整理剂混合配制成浓度为40g/l的整理液;所述整理剂的;所述整理剂,按重量份,包括25份含氟单体、12份甲基丙烯酸甲酯、6份软单体、2份甲基丙烯酸二甲氨基乙酯、2份交联单体、2份丙烯酸丁酯、6份改性纳米二氧化硅分散液。
步骤5:气凝胶毡与玄武岩纤维层复合
取连续玄武岩网格布,在连续玄武岩网格布的一面涂覆厚度为1mm的复合层2,所述复合层2的材质是酚醛树脂胶黏剂;
将气凝胶毡平整的铺贴在复合层2上,使二者的相近面经由复合辊粘接牢固,并在220℃完成固化,固化时间为8min,得到复合毡。
步骤6:制得成品
在步骤4制得的静电植绒材料下表面(基布未植绒一面)涂覆厚度为2mm的复合层1,所述复合层1的材质是聚氨酯胶黏剂;
将步骤5得到的复合毡铺贴在复合层1上,气凝胶毡一侧与复合层1相接,铺贴平整后,经由复合辊粘接牢固,160℃完成固化,固化时间为10min;
恢复室温后,得到一种纳米级隔热降噪坦克车内饰复合材料。
本发明所述含氟单体为:含氟单体65530-66-7;
所述软单体为:丙烯酸异辛酯;
所述交联单体为:交联单体SW910;
所述改性纳米二氧化硅分散液:二氧化硅颗粒的粒径为50-80nm,二氧化硅含量为28-30%。
除非特殊说明和本领域常用单位,本发明所述比例,均为质量比例,所述百分比,均为质量百分比。

Claims (10)

1.一种纳米级隔热降噪坦克车内饰复合材料,其特征在于:所述的复合材料从上而下依次为绒毛层、基布层、复合层1、气凝胶毡、复合层2、连续玄武岩纤维层;所述的绒毛层与基布层之间通过粘合剂粘结。
2.根据权利要求1所述的一种纳米级隔热降噪坦克车内饰复合材料,其特征在于:
所述复合层1厚度为0.2-2mm,其材质是聚氨酯胶黏剂或丙烯酸胶黏剂;
所述复合层2的厚度为0.1-1.0mm,耐300-500℃高温;其材质是聚酰亚胺胶黏剂、磷酸盐类胶黏剂、有机硅胶黏剂、环氧树脂胶黏剂和酚醛树脂胶黏剂中的任意一种。
3.根据权利要求1所述的一种纳米级隔热降噪坦克车内饰复合材料,其特征在于:
所述气凝胶毡厚度为:0.5-10mm;断裂伸长率为:10-15%;密度:120g/㎡;
所述的连续玄武岩纤维层:纤维直径为6-8μm,弹性模量为70-80GPa;
所述绒毛的规格为1.0-5.0D×1.0-3.0mm。
4.一种纳米级隔热降噪坦克车内饰复合材料的制备方法,其特征在于:包括以下步骤:引布、上浆、静电植绒、植绒后处理、气凝胶毡与玄武岩纤维层复合和制得成品步骤。
5.根据权利要求4所述的一种纳米级隔热降噪坦克车内饰复合材料的制备方法,其特征在于:所述上浆步骤:将上述粘合剂涂刮到基布的上表面,涂刮厚度为0.1-0.5mm;
所述粘合剂,以重量份计,包括以下组分:水性环保粘合剂100份、交联剂烷氧基硅烷2-3份、增稠剂卡波姆940 0.5-1份和去离子水20-50份;
所述水性环保粘合剂,按重量份,包括丙烯酸丁酯45-70份,丙烯酸乙酯15-30份,甲基丙烯酸甲酯10-20份,丙烯酸4-5份。
6.根据权利要求4所述的一种纳米级隔热降噪坦克车内饰复合材料的制备方法,其特征在于:所述植绒后处理步骤包括预烘、焙烘、刷毛、印花、后整理;
所述的预烘:预烘温度为80-120℃,时间为6-8min;
所述的焙烘:焙烘温度为130-160℃,时间2-3min;
所述的印花:控制印花的车速为8-30m/min,印花完成后,进行蒸化,控制蒸汽压力为0.008-0.012Mpa,蒸化温度为106-110℃,蒸化时间为50-70min。
7.根据权利要求6所述的一种纳米级隔热降噪坦克车内饰复合材料的制备方法,其特征在于:所述后整理:
采用的整理液是由软水与整理剂混合配制成浓度为40g/l的整理液。
8.根据权利要求7所述的一种纳米级隔热降噪坦克车内饰复合材料的制备方法,其特征在于:所述整理剂的;所述整理剂,按重量份,包括8-25份含氟单体、5-12份甲基丙烯酸甲酯、3-6份软单体、1-2份甲基丙烯酸二甲氨基乙酯、0.05-2份交联单体、0.05-2份丙烯酸丁酯、1-6份改性纳米二氧化硅分散液。
9.根据权利要求4所述的一种纳米级隔热降噪坦克车内饰复合材料的制备方法,其特征在于:
所述的气凝胶毡与玄武岩纤维层复合:
在连续玄武岩纤维层的一面涂覆厚度为0.1-1.0mm的复合层2,所述复合层2,将气凝胶毡平整的铺贴在复合层2上,使二者的相近面经由复合辊粘接牢固,130-220℃完成固化,固化时间为8-20分钟。
10.根据权利要求4所述的一种纳米级隔热降噪坦克车内饰复合材料的制备方法,其特征在于:
所述的制得成品:
在静电植绒材料下表面涂覆厚度为0.2-2mm的复合层1,将复合毡铺贴在复合层1上,气凝胶毡一侧与复合层1相接,铺贴平整后,经由复合辊粘接牢固,110-160℃完成固化,固化时间为8-15min。
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