CN107454872A - 非织造的红外反射纤维材料 - Google Patents

非织造的红外反射纤维材料 Download PDF

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Publication number
CN107454872A
CN107454872A CN201680021592.2A CN201680021592A CN107454872A CN 107454872 A CN107454872 A CN 107454872A CN 201680021592 A CN201680021592 A CN 201680021592A CN 107454872 A CN107454872 A CN 107454872A
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China
Prior art keywords
finish coat
acoustical material
acoustical
adhesive
fiber
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Pending
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CN201680021592.2A
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English (en)
Inventor
肯达尔·布什
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Zephyros Inc
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Zephyros Inc
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Publication of CN107454872A publication Critical patent/CN107454872A/zh
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    • B32B5/02Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022Non-woven fabric
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    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
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  • Engineering & Computer Science (AREA)
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Abstract

一种声学材料(10),包括膨松的多孔吸收体层(12),该吸收体层(12)包括用于阻碍热传递的具有红外反射用涂层的聚合物纤维(13);饰面层(14);任选的粘合剂层(18);和任选的PSA层(18)。

Description

非织造的红外反射纤维材料
技术领域
本教导通常涉及用于热声应用(thermo-acoustic application)的材料,并且更具体地,涉及包括用于反射辐射的红外反射纤维且吸收声音的纤维复合材料。
背景技术
业界一直在不断寻求在各种各样的应用中提供声音和噪音降低的新的和/或改善的材料以及方法。显示吸收声音特性的材料在工业、商业和家庭应用的广泛范围中经常用作提供降噪的方式。通常期望的是降低机器和发动机等的噪音。例如,在汽车应用中,对于乘客听见来自车辆的发动机舱的噪音会是不期望的。
传统的吸音材料可具有耐低温性,因此不能安装在材料会暴露于热的地方,因为它们不能承受高温。在具有高水平辐射热产生的应用中,例如在其中排气装置和涡轮增压器组件产生大量的热辐射的内燃机的发动机舱内,存在材料将吸收大量热量以及流挂(sag)、熔融、甚至着火的风险。某些吸音材料在暴露于水分和其他发动机/动力系统流体时也会显示劣化。因此,这些吸音材料不能单独用于期望吸音的全部地方。
因此,需要在各种各样的应用中改善降噪,例如通过改善的吸音材料。例如在高水平的辐射热产生的应用中还需要降噪,例如通过能够承受较高温度的吸音材料,从而提供局部热反射或二者。
发明内容
本教导通过本文所述的改善的装置和方法满足一个或多个的上述需求。
本教导提供一种声学材料,其包括包含用于阻碍热传递的具有涂层的聚合物纤维的膨松的多孔吸收体层、饰面层、任选的粘合剂层和任选的PSA层。膨松的多孔主体(bulk)吸收体层可包括红外反射纤维。饰面层可以是气流阻抗的(air flow resistive)。饰面层可以邻近噪音源放置。饰面层可以邻近热源放置。饰面层可以通过粘合剂层粘贴至膨松的多孔吸收体层的第一表面。饰面层可以是无纺织物、织物、膜或箔。饰面层可以是穿孔的增强铝箔。饰面层可以是穿孔的聚合物膜。饰面层可以是纤维状可渗透的织物。饰面层可以被金属化从而提供红外热反射。饰面层的厚度可以为约0.0001英寸至约0.25英寸。饰面层可以通过粘合剂粘贴至膨松的多孔吸收体层的第一表面。粘合剂不会堵塞饰面层的孔眼。声学材料可包含在膨松的多孔吸收体层的第二表面上的压敏粘合剂。压敏粘合剂可包括用于将声学材料粘附至基材的可去除的剥离衬垫。声学材料可以反射热并且提供声音吸收。涂层可以位于每根单独的纤维上。
本文的教导进一步提供了声学材料的装配方法,其包括以下步骤:用涂料(可以是金属涂料)涂覆多根聚合物纤维;形成包括聚合物纤维的膨松的多孔吸收体层;将饰面层粘附至吸收体层的第一表面上。该方法也可包括将饰面层穿孔或施加本来(inherently)可渗透的织物以致饰面层是可渗透的。该方法也可包括将压敏粘合剂材料粘贴至膨松的多孔吸收体层的第二表面。
本教导可包括声学材料,其包括声学调谐的气流阻抗饰面(air flow resistivefacings)和基于梳理/搭接的金属化纤维的声学膨松的吸收体,使声学材料能够反射热并在同一材料内提供宽波段声音吸收。
附图说明
图1为依照本教导的饰面非织造材料的截面图。
图2为说明依照本教导的饰面非织造材料的装配方法的流程图。
具体实施方式
本申请涉及并且要求2015年2月13日的美国临时申请序列号62/116,067的提交日的权益,该申请的内容在此为了全部目的作为参考引入。
本文提供的解释和说明意欲使本领域其它技术人员认识本教导、其原理及其实际应用。本领域熟练技术人员可采用和应用其许多形式的这些教导,因为可以最适宜于特定用途的要求。因此,如前所述的本教导的具体实施方案不意欲为穷举或限制这些教导。因此,本教导的范围不应参考本文的说明书来确定,而是应该参考所附权利要求、与等同于题为这样的权利要求的全部范围一起来确定。包括专利申请和公布的全部文章和参考的公开为了全部目的作为参考而引入。其它组合只要从所附权利要求中收集到则也是可行的,其在此也作为参考引入本书面说明书。
声学材料,如像本文公开的材料的声学复合材料和/或金属化的声学材料,可以具有广泛的应用范围,如其中期望吸音和/或隔音的。例如,并且不用作限定,声学材料可以用于汽车应用,发电机组发动机舱,商用车辆发动机,驾驶室内区域,建筑应用,甚至供热、通风与空气调节(HVAC)应用。声学材料可以适用于(但不限于)用作车辆中的声音衰减材料,使来源于机动车舱室外部并且向舱室内部传播的声音衰减。声学材料可以用于机器和设备隔离、机动车隔离、家用电器隔离、洗碗机以及商业墙和天花板。例如,声学材料可以用于车辆的发动机室,内部和外部仪表板上,和客舱的地毯下。声学材料可以在驾驶室内接近于钣金表面(sheet metal surface)使用,从而提供声音吸收并且降低外部环境与车辆驾驶室内部之间的热流(也可以提供降低对车辆的HVAC系统的需求)。声学材料可以用作内部装饰件,在该情况下可能有必要使声学板(acoustic sheet)用某些形式的装饰织物或其它覆盖物饰面(face)。声学板可以与其它吸音材料组合使用。声学材料也可以用作声学插线板(acoustic pin board)材料或用作天花板瓷砖(ceiling tile)。
复合制品,如复合声学材料,可以至少部分地由空气流阻(air flow resistance)相对高的多孔的柔软板材,空气流阻基本上小于柔软板材的多孔主体吸收体或隔板(spacer)材料,或二者形成。这样的复合制品的生产方法包括共同拥有的国际申请PCT/AU2005/000239,题为“Thermoformable Acoustic Product(可热成型的声学制品)”(作为WO/2005/081226公布)中陈述的那些,其内容在此也作为参考引入本文。
通常,用于吸音的材料(例如,复合声学材料,非织造材料,或二者)必须显示空气渗透性。关键特性包括空气流阻(空气流过材料的阻力)、曲折(tortuosity)(声波在材料内的路径长度)和孔隙率(空隙与体积的比)。利用纤维状材料,空气流阻是控制声音吸收的压倒性的关键因素。
对于特定材料在特定的厚度下测量空气流阻。空气流阻通过将空气流阻(以瑞利为单位)除以厚度(以米为单位)归一化,而推算出以瑞利/m为单位计的气流阻率(air flowresistivity)。ASTM标准C522-87和ISO标准9053是指测定吸音材料的空气流阻的方法。在所描述的实施方案的上下文中,以mks瑞利为单位测量的空气流阻将用于指定空气流阻;然而,其它测量的方法和单位同样有效。在所描述的实施方案的上下文中,空气流阻和气流阻率可以假定为也分别代表指定的空气流阻和指定的气流阻率。
如本文公开的声学材料可以是涂覆的纤维的声学材料,并且可以是金属涂覆的纤维声学材料。涂覆的纤维的声学材料可包含一层或多层声学复合层。例如,一层或多层声学复合层可以是或可以包括膨松的多孔主体吸收体。饰面层或气流阻抗声学饰面层可以层叠或另外粘贴至一层或多层声学复合层。饰面层可以在其上表面(top surface)上被金属化(例如,覆铝),从而提供红外(IR)辐射热反射,这可以保护下面的(underneath)声学复合层(例如,多孔主体声学吸收体)。位于多孔主体吸收体内的纤维可以被金属化,从而提供红外(IR)辐射热反射。因此,本教导预想了声学调谐的气流阻抗饰面和基于梳理/搭接的金属化纤维或气流成网的金属化纤维的声学复合层,从而反射热并在同一复合材料内提供宽波段声音吸收。
一层或多层声学复合层可以起到吸收声音而降噪的功能。一层或多层声学复合层可以提供空气流阻或者可以显示空气流阻性。一层或多层声学复合层可以提供隔离。一层或多层声学复合层可以支撑饰面材料。一层或多层声学复合层可以直接粘贴至基材的壁或表面,从而提供声音吸收。一层或多层声学复合层可以是已知显示吸音特性的任何材料。声学复合层可以由纤维状材料至少部分地形成。声学复合层可以至少部分地形成为网状材料(例如,纤维网)。声学复合主体吸收体层可以由非织造材料,如短纤维非织造材料形成。声学复合层可以是多孔主体吸收体(例如,通过梳理和/或搭接工艺形成的膨松的多孔主体吸收体)。声学复合主体吸收体材料可以通过气流成网(air laying)来形成。声学复合层可以为工程化(engineered)的3D结构。
用于吸音的声学材料可具有相对高的空气流阻,从而提供对入射材料时的声压波的声阻抗(acoustic impedance)。应当管理空气渗透性以确保可预测的和一致的性能。这可以通过在其它因素中对纤维尺寸、类型、纤维涂层和长度的管理来实现。短的金属化纤维非织造织物(nonwoven textile)可以是期望的。在某些应用中,期望水平的空气渗透性可以通过将多种不同密度的非织造材料组合在一起以形成复合制品来实现。渗透性低的材料与渗透性高的材料的组合可以用于实现局部反应性声学行为。一种或多种的声学材料(例如,非织造材料)可以为短纤维技术型(SFT型)材料。SFT型材料可以使用重力沉积或类似于气流成网(air laying)的工艺来形成。SFT型材料可以致密化。SFT型织物可以通过减少或消除填埋场处理的废弃物的量而在降低成本和提供显著的环境益处方面是有利的。声学复合层可以通过仅针刺或与本文中的成层的任意方法组合来形成。
可以形成声学复合层(例如,非织造材料)以具有根据最终的声学复合层期望的所需物性和空气渗透性而选择的厚度和密度。根据应用、安装的位置、形状、所使用的纤维(和声学复合层的膨松)或其它因素,声学复合层可以是任意的厚度。声学复合层的密度可部分地依赖于引入包括该层的材料(如非织造材料)的任意添加物的比重,和/或添加物构成的最终材料的比例。堆积密度(bulk density)通常是纤维的比重和由纤维生产的材料的孔隙率的函数,这可认为是代表纤维的堆积密度(packing density)。
低密度声学复合材料可以设计为具有低密度,其中最终的厚度为约1.5mm以上,约4mm以上,约5mm以上,约6mm以上,或约8mm以上。最终的厚度可以为约350mm以下,约250mm以下,约150mm以下,约75mm以下,或约50mm以下。声学复合材料可以形成为相对厚的、低密度的非织造品,其中堆积密度为10kg/m3以上,约15kg/m3以上,或约20kg/m3以上。厚的、低密度的非织造品的堆积密度可以为约200kg/m3以下,约100kg/m3以下,或约60kg/m3以下。由此形成的声学复合材料的气流阻率可以为约400瑞利/m以上,约800瑞利/m以上,或约100瑞利/m以上。声学复合材料的气流阻率可以为约200,000瑞利/m以下,约150,000瑞利/m以下,或约100,000瑞利/m以下。低密度声学复合材料甚至可具有高达约275,000瑞利/m的气流阻率。额外的声音吸收也可以通过声学复合层上的饰面层(例如,通过层叠或另外粘贴或粘附至声学复合层的表面)来提供。饰面层可包括气流阻抗的织物或膜,其可以提供约275,000瑞利/m以上、1,000,000瑞利/m以上、或甚至2,000,000瑞利/m以上的气流阻率。例如,饰面层的厚度可以为约0.0005m厚,并且指定的空气流阻可以为约1000瑞利。因此,气流阻率将为约2,000,000瑞利/m。在其它实例中,织物或膜饰面层的厚度可以为约0.0005英寸、或约0.013mm,其中指定的空气流阻为约1000瑞利。因此,气流阻率将为约7,700,000瑞利/m。
在声学复合材料是低密度材料(如非织造材料)的场合下,非织造材料可以用作多孔主体吸收体。为了形成期望尺寸的多孔主体吸收体,一旦形成非织造材料,非织造材料就可以垂直地搭接、旋转式搭接、或气流成网,然后热粘合(thermally bonded)。高密度非织造材料也可以用于各种各样的应用,例如,多孔的柔软板材。低和高密度非织造材料可以一起使用而形成复合材料或制品。
组成声学复合材料/层的声学复合层的材料纤维可具有约0.5至约25丹尼尔、优选约1至约6丹尼尔、更优选约1至约4丹尼尔的线性质量密度。纤维可以具有约1.5mm以上、或甚至高达约70mm以上(例如,对于梳理的纤维网)的短纤长度(staple length)。例如,纤维的长度可以在约30mm与约65mm之间,同时平均或通常的长度为50或51mm的短纤长度,或用于纤维梳理工艺中的那些典型的任意的长度。短纤维可以用于一些其它非织造工艺,例如气流成网纤维网的形成。例如,一些或全部纤维可以是粉末状一致性(powder-likeconsistency)(例如,具有约2mm至约3mm的短纤长度)。不同长度的纤维可以组合而形成声学复合层。根据应用,所需的声学性能、声学材料的大小和/或性能(例如,声学层的密度、孔隙率、期望的空气流阻、厚度、尺寸和形状等),或其任意的组合,纤维长度可以改变。较短纤维的更有效的堆积可以允许孔尺寸更容易控制,以便实现期望的声学特性。纤维可以用金属材料涂布。纤维可以用铝材料涂布。
声学复合层材料的纤维可以是天然或合成纤维。适宜的天然纤维可包括棉花、黄麻、羊毛、纤维素和陶瓷纤维。适宜的合成纤维可包括聚酯、聚丙烯、聚乙烯、尼龙、芳纶、酰亚胺、丙烯酸酯系纤维或其组合。声学复合层材料可包括聚酯纤维,如聚对苯二甲酸乙二醇酯(PET),和共聚聚酯/聚酯(CoPET/PET)粘合剂双组分纤维。纤维优选为已经被金属化用于提供耐热性的聚合物材料。该纤维可以是100%原生纤维,或者可以包含由消费后的废弃物再生的纤维(例如,由消费后的废弃物再生的纤维高达约90%)。
声学复合层材料可包括多种双组分纤维。这样的双组分纤维也可以被金属化。双组分纤维可包括芯材料和围绕芯材料的皮材料(sheath material)。皮材料可具有比芯材料低的熔点。纤维状材料的网可以至少部分地通过将材料加热至软化至少一些双组分纤维的皮材料的温度来形成。加热纤维网以软化双组分的皮材料的温度可依赖于皮材料的物性。对于聚乙烯皮,温度可以为约140℃至约160℃。对于聚丙烯皮,温度可以更高(例如,约180℃)。双组分纤维可以由从挤出的双组分纤维短切成长度短的纤维来形成。双组分纤维可以具有约25%至约35%的皮芯比(在截面区域中)。
为提供热反射性能和保护声学层,纤维可以被金属化或覆铝。纤维本身可以是红外反射的(例如,以致附加的金属化或覆铝步骤可不必要)。金属化或覆铝工艺可以通过将金属原子沉积在纤维上来进行。作为实例,覆铝可以通过将铝原子的层施加至纤维表面建立。金属化可以在将饰面施加至声学层之前进行。
金属化可以提供期望的反射率或发射率。金属化纤维可以为约50%IR反射率以上,约65%IR反射率以上,或约80%IR反射率以上。金属化纤维可以为约100%IR反射率以下,约99%IR反射率以下,或约98%IR反射率以下。例如,发射率范围可以分别为约0.01至约0.20,或99%至约80%IR反射率。发射率可以随时间变化,因为油、尘土和劣化等在应用中可影响纤维。
其它涂料可以施加至金属化的纤维以实现期望的性能。例如,耐腐蚀性涂料可以施加至金属化的纤维以减少或防止金属(例如,铝)被氧化和/或失去反射性。
纤维可以用于形成可热成型的短纤维非织造物,其表明可以形成具有宽范围的密度和厚度且包含热塑性和/或热固性粘接剂(binder)的非织造材料。可热成型的短纤维非织造材料可以加热且热成型为特定形状的热成型制品。
声学复合层纤维可以共混有其它适宜的添加物或另外与其组合,该添加物例如其它形式的再循环废弃物、原生(非再循环的)材料、粘接剂、填充剂(例如,矿物填充剂)、粘合剂、粉末、热固性树脂、着色剂、阻燃剂、较长的短纤维(staple fiber)等等,没有限定。
声学材料吸收声音的能力可以通过将饰面层施加至一层或多层声学复合层(例如,膨松的多孔主体吸收体)的上表面(top surface)而增强。声学复合层可通过饰面层保护。饰面层可起到提供额外的空气流阻的功能。饰面层(例如,金属饰面层或经由饰面层的金属化)可以起到向声学复合层(通常和声学材料)赋予耐热性、热反射、支撑、保护或其组合的功能。饰面层可以面对噪音和/或热源,由此用作噪音和/或热源与声学复合层(例如,膨松的多孔主体吸收体)之间的屏蔽层(barrier)。饰面层的厚度可以为约0.0001英寸以上,约0.0002英寸以上,或约0.0005英寸以上。饰面层的厚度可以为约0.5英寸以下,约0.3英寸以下,或约0.25英寸以下。
为维持良好的声学性能,饰面层可以优选为可渗透的材料,以致声音不正好从饰面层中反射出,并且能够行进至声学复合层。饰面层可以由非织造、预成型的网;织物;或针刺材料;等等;或其组合形成。饰面层可以是非织造材料。相反,饰面层可以是织造材料,如织造织物。饰面层可以是可渗透的装饰件。装饰件可以由纤维状可渗透的织物形成。饰面层可以通常是通过形成多个开孔而使得可渗透的固体层(例如,金属层或膜)。饰面层可以通过在层中产生开孔的方法,如穿孔来使得可渗透的,这可以允许更大范围的材料用作饰面层。例如,通常固体层的穿孔然后可以能够使用于良好的吸声性能的渗透性出现。饰面层可以是施加至声学复合层的膜。膜可以是反射膜。膜可以是能够金属化的任意的聚合物膜,例如聚酯(例如,PET)膜。饰面层可以是箔(例如,金属箔)。箔可以层叠至声学复合层。例如,箔可以是层叠的增强铝箔。膜或箔可以在施加至声学复合层之前或之后穿孔。
例如通过穿孔形成的饰面层中的开孔或装饰件的开孔,可以遍布在整个饰面层上。开孔或孔眼通常可以集中于饰面层的特定区域(例如,其中需要渗透性和/或空气流阻的区域)。孔眼可以以向饰面层提供渗透性的任意的设计或图案来产生。例如,孔眼可以在饰面层上排成行和/或列(例如,沿着饰面层产生通常均匀的图案)。孔眼可以以交错的图案排列。孔眼可以产生占饰面层的大致0.1%以上、饰面层的约1%以上、或饰面层的约4%以上的开放空间。孔眼可以产生占饰面层的约90%以下、饰面层的约40%以下、或饰面层的约25%以下的开放空间。饰面层可以施加在非反射性的声学复合材料上,从而提供局部热反射而不明显牺牲下面的声学复合材料的性能且不降低现存的基础材料(一层或多层声学复合层)的吸声能力。
在如本文所公开的装配各层中,饰面层可以层叠至膨松的多孔主体吸收体。饰面层可以用如高温粘合剂层等粘合剂结合至声学复合层。粘合剂可以是粉末粘合剂、粘合剂网或膜、液态粘合剂或其任意的组合。优选的是高温粘合剂层不堵塞可渗透的饰面层的开孔,以致饰面层保持用于良好的声学性能的可渗透并且允许声学复合层吸收声音。穿孔和/或金属化/覆铝步骤可以在饰面层层叠至声学复合层之前进行。穿孔、金属化/覆铝、或二者可以在饰面层层叠至声学复合层之后进行。
基于饰面层的渗透性和指定的空气流阻以及下面的声学复合层(例如,膨松的多孔主体吸收体)的组成,声学材料可以调谐以用于宽波段的声音吸收。声学材料也可以通过使用金属化纤维而设计为提供IR热反射。这允许声学材料安装且用于具有局部辐射热源的高温区域的应用中。声学材料可具有耐温度性以用于预期应用。对于一些汽车应用,例如,声学材料可具有在高达约150℃或甚至更高的温度下的低流挂模量(sag modulus)。在发动机舱应用中,声学材料可以在操作温度下表现最小的流挂。
声学材料的声学性能可以受声学材料的形状的影响。声学材料可以通常是平的。声学材料可以形成为任意的形状。例如,声学材料可以模塑,通常匹配它将要安装的地方的形状。模塑制品的三维几何结构可以提供额外的声音吸收。三维形状可以提供结构刚性和气室。这样的形状也可以形成部分封闭的泡孔(cell),如蜂巢状或蛋格类结构,其可以提供局部反应性并且增加热成型的声学材料的声学性能。
声学材料可以设置有压敏粘合剂(PSA)。PSA可以从滚筒上施加并且层叠至声学复合层材料的背侧(例如,在声学复合层的与饰面层相对的一侧上),这可以与饰面层的层叠同时地进行。剥离衬垫可以携带PSA。在声学材料的安装之前,剥离衬垫可以从压敏粘合剂中除去,从而允许复合声音吸收体粘附至面板、基材、或表面。对于意欲用作输入组件的一些声学材料,例如在车辆生产线上,期望的是声学材料可以快速且容易地安装。为实现这点,对于一些应用,可以有益地设置容易除去的具有高撕裂强度的剥离衬垫。
PSA可以作为带材料的一部分提供,包括:薄的柔性基材;基材的单面上携带的PSA物质,PSA物质沿着基材的长度提供(例如,以间歇模式或作为完整的层);任选的单面上携带的网(mesh)。PSA可以涂布在硅酮涂布的塑料或纸剥离衬垫上。PSA可以是受支撑的设计,其中PSA层可以结合至载体膜,并且载体膜可以结合至声学复合层。薄的柔性基材可以位于PSA层与载体膜相对的一侧上。最终用户然后可以除去薄的柔性基材(例如,剥离衬垫)从而将该部分安装至目标表面。受支撑的构造可以高达100%覆盖率,或者PSA可以以间歇模式供给。受支撑的构造可包括嵌入的网。
带材料的基材的目的是用作PSA物质的载体以致PSA物质可以施加(粘附)至声音吸收材料。基材进一步用作剥离衬垫,并且随后可以通过将其剥离掉而除去,留下PSA物质露出在基材要使用的一侧上。PSA物质的新露出面可以施加至目标表面,例如面板或表面,从而将复合声音吸收体粘附至目标表面。
声学材料的一面的整面(例如,约100%)可以用PSA涂布。如果以间歇PSA涂层提供,依赖于间歇PSA涂层的施加部分的尺寸和间隔,涂布面积的百分比可以改变。例如,涂层的施加面积可以在基材面积的约10与约90%之间、或更具体地约30%至约40%变化。
间歇涂层可以以条形物或以其它图案施加。例如,这可以通过用缝型模头(slotdie)的热熔涂料实现,尽管例如,也可以通过用图案化的滚筒或一系列的螺线管激活的窄缝涂布头(solenoid activated narrow slot coating head)的涂布来实现,并且除了热熔涂料外也可包括水和溶剂类涂料。
在PSA涂料以条形物施加的场合下,条形物的间隔可以根据声学材料的性能而改变。例如,较轻的声学材料可能需要较少的PSA以保持材料在适当的位置。条形物之间较宽的间隔或间隙可以有利于更容易除去基材,因为人们可以更轻易地发现未涂布的截面,当它将要剥离掉以将吸音材料粘附至其它表面时允许基材的边缘容易提起。
通过以间歇模式如纵向条形物施加粘合剂,仍然可以实现特定应用所需的涂布重量,同时通过仅涂布总区域的一些部分而节省大百分比的PSA树脂。因而,可以使用减少量的PSA物质,因为某些实施方案的吸音材料是不要求全面涂层(all-over coating)的轻重量的和多孔的制品。降低PSA的总体使用量也具有将由用于将吸音材料粘附至目标表面的PSA物质贡献的有毒排放和挥发性有机化合物(VOC)最小化的效果。用于PSA的所描述的丙烯酸类树脂也具有相对低的VOC含量。
压敏粘合剂物质可以是在紫外线下可固化的丙烯酸系树脂,如AcResin型DS3583,购自德国的BASF。例如,PSA物质可以以约10至约150μm的厚度施加至基材。例如,厚度可以可选地为约20至约100μm,可能为约30至约75μm。
可以使用其它种类的PSA物质与施加图案和厚度,以及可以在不同条件下可固化的PSA物质,无论是照射还是其它固化方法的结果。例如,PSA物质可包括热熔合成橡胶系粘合剂或UV固化型合成橡胶系粘合剂。
现在转到附图,图1说明作为金属化的纤维声学材料的声学材料10的截面。声学材料10包括包含位于其中的金属化纤维13的声学主体吸收体12。饰面层14通过粘合剂层16粘贴至声学主体吸收体层12,该粘合剂层16可以为高温粘合剂层。在声学主体吸收体层12的相对侧上的是任选的压敏粘合剂18的层。压敏粘合剂18可以通过除去剥离衬垫20而露出,这允许剥离和粘贴功能性以致声学材料10可以粘贴至基材从而提供声学性能和IR反射性能。
图2是说明装配且粘贴图1的声学材料的步骤的流程图。步骤100包括涂布聚合物纤维。步骤102包括基于显示期望的空气流阻性能的梳理/搭接的纤维技术形成膨松的多孔主体吸收体。根据饰面层的材料,改造步骤包括将饰面层穿孔以致饰面层是可渗透的。步骤104包括将饰面层粘附至声学主体吸收体层的一侧。通过饰面层与声学主体吸收体之间的高温粘合剂层借由加层(layer)、层叠或二者可实现粘附。任选地,如步骤106中所示的,压敏粘合剂材料可以粘附至声学主体吸收体层的相对侧。如步骤108中所示的,PSA材料可以具有可被除去以将PSA材料(以及声学主体吸收体层和饰面层)粘贴至基材的剥离衬垫,这赋予剥离和粘贴功能性。
如在本文中使用的重量份是指具体涉及到100重量份的组成。上述申请中所述的任意数值包括从较小值至较大值以一个单位的增量的全部值,条件是在任意较小值与任意较大值之间存在至少2个单位的分隔。作为实例,如果表示的是,组分的量,或例如,如温度、压力和时间等可变化的过程值是例如1至90,优选20至80,更优选30至70,则意欲的是,如15至85,22至68,43至51,30至32等的值明确列举在本说明书内。对于小于1的值,认为一个单位酌情为0.0001、0.001、0.01或0.1。这些仅是特别期望的实例,并且认为列举的最小值与最大值之间的数值的全部可能的组合以相似的方式清楚地在本申请中表明。除非另有说明,全部范围包括两个端点和端点之间全部的数。与范围相关的“约”或“大致”的使用应用于范围的两端。因而,“约20至30”意欲覆盖“约20至约30”,包括至少规定的端点。描述组合的术语“基本上由……组成”应该包括规定的元素、原料、组成或步骤,以及不实质上影响组合的基本和新的特性的这样的其它的元素、原料、组成或步骤。描述本文的元素、原料、组成或步骤的组合的术语“包含”或“包括”的使用也预期由元素、原料、组成或步骤基本上组成的实施方案。多种元素、原料、组成或步骤可以通过单一整合的元素、原料、组成或步骤来提供。选择性地,单一整合的元素、原料、组成或步骤会分割为分别的多种元素、原料、组成或步骤。描述元素、原料、组成或步骤的“一种”或“一个”的公开不意欲排除额外的元素、原料、组成或步骤。

Claims (20)

1.一种声学材料,所述声学材料包括:
a.膨松的多孔吸收体层,其包括用于阻碍热传递的具有金属涂层的聚合物纤维;
b.饰面层;
c.任选的粘合剂层;和
d.任选的PSA层。
2.根据权利要求1所述的声学材料,其中所述膨松的多孔主体吸收体层包括覆铝纤维。
3.根据权利要求1或2所述的声学材料,其中所述饰面层是气流阻抗的。
4.根据权利要求1至3任一项所述的声学材料,其中所述饰面层邻近噪音源放置。
5.根据权利要求1至4任一项所述的声学材料,其中所述饰面层邻近热源放置。
6.根据权利要求1至5任一项所述的声学材料,其中所述饰面层通过所述粘合剂层粘贴至所述膨松的多孔吸收体层的第一表面。
7.根据权利要求1至6任一项所述的声学材料,其中所述饰面层是无纺织物、织物、膜或箔。
8.根据权利要求6所述的声学材料,其中所述饰面层是穿孔的增强铝箔。
9.根据权利要求6所述的声学材料,其中所述饰面层是穿孔的聚合物膜。
10.根据权利要求6所述的声学材料,其中所述饰面是纤维状可渗透的织物。
11.根据权利要求1至10任一项所述的声学材料,其中将所述饰面层金属化以提供红外热反射。
12.根据权利要求1至11任一项所述的声学材料,其中所述饰面层的厚度为约0.0001英寸至约0.25英寸。
13.根据权利要求1至12任一项所述的声学材料,其中所述饰面层通过粘合剂粘贴至所述膨松的多孔吸收体层的第一表面,并且其中所述粘合剂不堵塞所述饰面层的孔眼。
14.根据权利要求1至13任一项所述的声学材料,其进一步包括在膨松的多孔吸收体层的第二表面上的压敏粘合剂。
15.根据权利要求14所述的声学材料,其中所述压敏粘合剂包括用于将所述声学材料粘附至基材的可去除的剥离衬垫。
16.根据权利要求1至15任一项所述的声学材料,其中所述声学材料反射热并且提供声音吸收。
17.根据权利要求1至16任一项所述的声学材料,其中所述金属涂层位于每根单独的纤维上。
18.一种声学材料的装配方法,所述方法包括以下步骤:
a.用金属涂料涂覆多根聚合物纤维;
b.形成包括所述聚合物纤维的膨松的多孔吸收体层;
c.将饰面层粘附至所述吸收体层的第一表面上。
19.根据权利要求18所述的方法,其包括将所述饰面层穿孔或施加本来可渗透的织物以致所述饰面层是可渗透的。
20.根据权利要求18或19所述的方法,其包括将压敏粘合剂材料粘贴至所述膨松的多孔吸收体层的第二表面。
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112513539A (zh) * 2018-08-06 2021-03-16 泽费罗斯股份有限公司 用于气流应用的非织造复合材料

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10113322B2 (en) * 2014-12-08 2018-10-30 Zephyros, Inc. Vertically lapped fibrous flooring
GB2551498B (en) * 2016-06-17 2018-09-12 Bostik Ltd Patterned self-adhesive fibrous insulation material
CN108604443B (zh) * 2016-10-03 2020-06-23 名古屋油化株式会社 吸音性表皮材、吸音材及它们的制造方法
WO2018144967A1 (en) 2017-02-06 2018-08-09 Zephyros, Inc. Nonpermeable composite material
CN107053801A (zh) * 2017-04-27 2017-08-18 广西钦州胜腾商务有限公司 一种隔音材料
WO2020072412A1 (en) 2018-10-03 2020-04-09 Zephyros, Inc. Composite structure
EP3657062B1 (en) * 2018-11-23 2023-07-19 Kuwait Insulating Material Manufacturing Co. Sak (Closed) Self-adhesive flexible mineral-wool laminates for insulation of metallic sheet ducts or cavities

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4933129A (en) * 1988-07-25 1990-06-12 Ultrafibre, Inc. Process for producing nonwoven insulating webs
CN1993731A (zh) * 2004-08-04 2007-07-04 东洋纺织株式会社 吸声绝热材
JP2008132972A (ja) * 2006-10-25 2008-06-12 Toabo Material Co Ltd 防音緩衝材
US20100224438A1 (en) * 2006-06-09 2010-09-09 Entwicklungsgesellschaft Fur Akustik (Efa) Mit1 Beschrankter Haflung Acoustically and Thermally Acting Insulation
CN102234794A (zh) * 2010-04-22 2011-11-09 北京化工大学 一种在陶瓷纤维表面镀镍层的方法
US20120024626A1 (en) * 2008-10-16 2012-02-02 Eman8 Pty Ltd Composite sound absorber

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH684206A5 (de) * 1990-11-12 1994-07-29 Matec Holding Entsorgbarer Hitzeschild.
DE19508335A1 (de) * 1994-04-29 1995-11-02 Asglawo Gmbh Stoffe Zum Daemme Verfahren zur Herstellung einer Wärme- und Schalldämm-Matte und Anlage zur Durchführung des Verfahrens
DE19635214C2 (de) * 1996-08-30 1999-08-05 Univ Dresden Tech Mehrschichtiger Folien-Dämmstoff für Wärmeisolation und Schallschutz
US20020086599A1 (en) * 2001-01-04 2002-07-04 Mcnally William Francis Method for enhancing insulation materials
RU2315071C2 (ru) * 2002-05-15 2008-01-20 Кабот Корпорейшн Связующая композиция, содержащая аэрогель и полые частицы, изоляционный композитный материал и способ их приготовления
DE10253832A1 (de) * 2002-11-18 2004-05-27 Carcoustics Tech Center Gmbh Schallisolierender Hitzeschutzschild
DE10324257B3 (de) * 2003-05-28 2004-09-30 Clion Ireland Ltd., Newton Schallabsorber, Verfahren zur Herstellung, und Verwendung
CN100442034C (zh) * 2003-08-25 2008-12-10 高安株式会社 吸声材料
DE10345575C5 (de) * 2003-09-29 2011-08-11 Härle, Hans A., 73441 Vorrichtung zur akustischen und thermischen Abschirmung
US20060137799A1 (en) * 2004-12-29 2006-06-29 Enamul Haque Thermoplastic composites with improved sound absorbing capabilities
US7935411B2 (en) * 2006-04-19 2011-05-03 Furio Orologio Metallized polymeric film reflective insulation material
US20080311363A1 (en) * 2007-06-12 2008-12-18 3M Innovative Properties Company Metal fiber coated substrate and method of making
US8359965B2 (en) * 2007-09-17 2013-01-29 Oxford J Craig Apparatus and method for broad spectrum radiation attenuation
US20090173569A1 (en) * 2007-12-20 2009-07-09 E. I. Du Pont De Nemours And Company Acoustic absorber with barrier facing
US20090197044A1 (en) * 2008-02-04 2009-08-06 Pelzer Acoustic Products, Llc Absorptive Heat Shield
EP2366541A1 (de) * 2010-03-17 2011-09-21 Groz-Beckert KG Faserverbund-Akustik-Dämmmaterial
EP2503040A1 (en) * 2011-03-23 2012-09-26 Autoneum Management AG Moulded multilayer lining
DE102011079413A1 (de) * 2011-07-19 2013-01-24 Federal-Mogul Sealing Systems Gmbh Abschirmblech mit Einlage
KR101574380B1 (ko) * 2012-07-05 2015-12-03 (주)엘지하우시스 인테리어성 흡음시트 및 이를 포함하는 흡음형 방음패널

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4933129A (en) * 1988-07-25 1990-06-12 Ultrafibre, Inc. Process for producing nonwoven insulating webs
CN1993731A (zh) * 2004-08-04 2007-07-04 东洋纺织株式会社 吸声绝热材
US20100224438A1 (en) * 2006-06-09 2010-09-09 Entwicklungsgesellschaft Fur Akustik (Efa) Mit1 Beschrankter Haflung Acoustically and Thermally Acting Insulation
JP2008132972A (ja) * 2006-10-25 2008-06-12 Toabo Material Co Ltd 防音緩衝材
US20120024626A1 (en) * 2008-10-16 2012-02-02 Eman8 Pty Ltd Composite sound absorber
CN102234794A (zh) * 2010-04-22 2011-11-09 北京化工大学 一种在陶瓷纤维表面镀镍层的方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112513539A (zh) * 2018-08-06 2021-03-16 泽费罗斯股份有限公司 用于气流应用的非织造复合材料
CN112805508A (zh) * 2018-08-06 2021-05-14 泽费罗斯股份有限公司 具有吸声部件的气体管道

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