CN101804707B - 用于低温密封隔板的、粘接到下方层板的柔性层板及其装配方法 - Google Patents

用于低温密封隔板的、粘接到下方层板的柔性层板及其装配方法 Download PDF

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CN101804707B
CN101804707B CN201010119466.5A CN201010119466A CN101804707B CN 101804707 B CN101804707 B CN 101804707B CN 201010119466 A CN201010119466 A CN 201010119466A CN 101804707 B CN101804707 B CN 101804707B
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adhesive
laminate
reactant
utricule
flexible compound
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CN101804707A (zh
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法比恩·莱洛伊
迪迪埃·拉瓦所特
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Hutchinson SA
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    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Laminated Bodies (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
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  • Examining Or Testing Airtightness (AREA)

Abstract

本发明涉及一种柔性复合层板,其形成用于包含液态甲烷的容器的次级低温密封隔板的带状覆盖物,该次级隔板包含粘接到被另一下方复合层板所覆盖的合成板的接缝的柔性层板带,本发明还涉及利用粘接装配该次级隔板的方法。该柔性层板(9)将被粘接到被下方层板(7)所覆盖的相邻合成板的接缝,这些层板包括在两件织品之间插入的浸渍有粘合物的金属箔。根据本发明,利用能够通过热输入固化的热融胶合剂(208),使所述柔性层板预涂覆有胶合剂,所述热融胶合剂在其软化点施加到用于覆盖每个下方层板的外部织品的织品(9a),并且所述热融胶合剂还施加到所述柔性层板的至少一个外围边缘(115)上,以通过加热、在压力条件下、通过对与所述下方层板接触的胶合剂进行固化而随后获得粘接的组件,尤其是提高的机械强度和防止低温液体的微小泄露。

Description

用于低温密封隔板的、粘接到下方层板的柔性层板及其装配方法
技术领域
本发明涉及柔性复合层板,其形成用于容器的低温密封隔板的带状覆盖物,该容器包含有,例如,-162℃的液态甲烷,本发明还涉及这样一种次级隔板,其包括粘接到由另一个层板所覆盖的复合板的接缝处的该柔性层板的带状物,本发明还涉及一种通过粘接装配该次级隔板的方法。
背景技术
甲烷运输器中容器的次级密封隔板的设计根据法国公司GTT所发展的″Mark III″或者″CS1″技术,目前基于称为″Triplex(三层)″层板的层板,作为所泄露的液态甲烷的隔板,在与容器壁平行的初级隔板损坏或破裂的情况下和低温液态物直接接触。在甲烷运输器的整个使用年限期间该次级隔板必须不渗透液态气体,并且必须禁得住船和容器在它的操作期间经历的很多机械和热应力。该次级隔板位于在两个分别为初级和次级的绝缘层之间,并且其制造通常根据下列步骤,参照本说明书的附图1到5。
首先,复合板被在专用于这项任务的工厂里生产,这些板包含初级和次级两绝缘层,不渗透该液态气体的″Triplex″层板被粘接到其间。这些不同的板一个接一个的粘接和机械连接到容器壁上。如图1所示,这些板1,通过固定件3和外壳2上所沉积的树脂4连接到该甲烷运输器的外壳2上,板1由前述的两绝缘层5和6组成,其间所粘接的是适合的,柔性的、刚性的或者半刚性的层压板7,并且每一个均包含与一层木片5b、6b接触的热绝缘泡沫5a、6a。
如图2所示,称为″柔性″的″Triplex″层压带状物9然后被粘接到这些复合板1之间,通过涂覆通常为聚氨基甲酸酯或者环氧类型的胶合剂8,以通过覆盖它们在板7之间的接缝来连接。以已知的方式,这些″Triplex″板7由在两片玻璃布之间插入的浸渍有弹性粘合剂的铝箔组成。在柔性层板带状物9和下方层板7之间的该粘接保证整个次级隔板总的密封。
为了进行该粘接,柔性层板9从卷轴展开,以便把它放置于通过涂有粘接剂8的层板7形成的片之间的接缝,然后如此放置的该柔性层板9被置于压力状态下加热必要的时间以使得该胶合剂8固化良好(典型的为压力状态下加热几个小时)。如图3所示,进行加压和加热是可能的,这是由于放置于该粘接区且由压条11顶部安装的加热″气囊″10的存在。
一旦该粘接已经进行,在复合板1之间的接缝顶部再装上顶部装有一片胶合板的初级绝缘板12(也称为顶部桥垫,在图2的分解图中可见),然后将初级密封隔板(未示出)连接到该堆。以这种方法最终使得两个密封隔板被两个绝缘隔板替换,目标是使得容器完全不渗透液态气体,以将其保持在大约-162℃的温度下。
专利文件FR-A1-2 822 814和FR-A1-2 822 815教导如何将每个柔性层板与(半)刚性的层板连续粘接,通过利用热融胶合剂涂覆该柔性层板,在120℃的胶合剂涂覆温度下。考虑到在刚性层板上放置柔性层板的温度,它是在90和100℃之间。
已知方法的组件一个主要缺点在于各个柔性层板对下方层板所获得的粘结不令人满意的风险,可能损坏由该粘接所形成的次级隔板总的密封性能,并且提高在一段时间之后柔性层板的脱离和产生液态气体的明显泄露的风险。的确,这些柔性层板被如此粘接导致不总禁得住由于船的运动和很多热振动产生的高机械应力,所述热振动在容器的中心,特别在为-162℃装卸液态气体操作期间。
尤其是,实验已经显示一个薄弱点(在图5通过箭头F体现)存在于该胶合剂8和涂覆有该胶合剂的刚性层板7之间的接缝处,这是因为该组件受到高的剪应力(所有这些应力都在图4中参考C用示意图说明)。而且,液态气体的微小泄露非常可能在层板/胶合剂界面的玻璃布纱线传播,所涂覆的胶合剂形成柔性层板和/或下方层板的外表面,并且可能最后这样穿过次级密封隔板,具有上述潜在的严重后果。
发明内容
本发明的一个目标是提供一种柔性复合层板,其形成用于容纳液态甲烷容器的次级低温密封隔板的带状覆盖物,用于克服前述不足,所述柔性层板用于粘接到相邻的复合板的接缝,所述复合板均被另一复合层板所覆盖(之后在被粘接的组件内称为″下方层板″),所述两个层板均包括在浸渍有粘合剂的两个织品之间插入的金属箔。
为此目的,利用能够通过热输入固化的热融胶合剂(108,108’,108”,208),使根据本发明的所述柔性层板预涂覆有胶合剂,所述热融胶合剂在其软化点施加到用于覆盖每个下方层板的外部织品的织品(9a),并且所述热融胶合剂还施加到所述柔性层板的至少一个外围边缘(115)上,以通过加热、在压力条件下、通过对与所述下方层板接触的胶合剂进行固化而随后获得粘接的组件,尤其是在边缘位置的层板/胶合剂界面处的提高的机械强度和防止低温液体的微小泄露(通过在这些界面可能的粘接缺陷),与像前述表明的已知方式粘接的组件相比(即,例如具有环氧胶合剂)。
柔性层板的表述″外围边缘″在这里被理解为意味着该柔性层板全部或部分的边缘,同时包括层板的横向边缘、两个织品和金属插入箔的边缘。
要指出的是,根据本发明的胶合剂是这样施加到柔性层板中织品的整个表面的,优选通过涂覆,其翻转为朝向装配后的下方层板,或者内部织品(例如浸渍有弹性混合物的玻璃布,其形成″柔性Triplex″的外层),为了赋予该组件令人满意的机械强度和柔性,该织品和弹性粘合物被分别设计,而内部金属箔(例如由铝制成)具有密封功能。
还要指出的是,控制该胶合剂依靠上述过程的效果施加,使得可以显著改进抗脱层能力和承受形成次级隔板的该粘接组件的机械应力的可靠性。
该提高的机械强度和改进的预防微小泄露性能,是通过由依据本发明的低粘度胶合剂进行高温粘接的效果所获得,其使所述柔性层板的内部织品和下方层板的外部织品致密的分布。
也应指出的是,该在原位生产的预涂覆胶合物的柔性层板直接准备放在其下方层板上,通过热输入并在与下方层板接触的压力就简单的活化了该胶合剂,这使在保证所获得粘接的永久性时也极大方便了安装操作。
优选的,根据本发明的该胶合剂也施加到该柔性层板的外部织品上,至少在延长预涂覆有胶合剂的所述边缘的所述织品的外围区域中,从而优化所述组件的机械强度。
根据本发明的另一特征,这种胶合剂可以基本上是这个反应的产品,在固化状态:
例如异氰酸酯的第一反应物,与例如多元醇、酯或者聚醚的第二反应物在物理上和/或化学上分隔开,所述第二反应物形成用于所述胶合剂的基质;与
所述第二反应物,在以预定的阈值温度对所述胶合剂进行加热后,所述胶合剂优选为例如由聚氨酯或聚酯型氨基申酸乙酯构成的单一成分胶合剂。
优选地,所述胶合剂在55℃和65℃之间具有软化点,其在液态下施加而不产生所述反应,以及所述胶合剂的固化温度在100℃和150℃之间。
应该指出的是,这个在柔性层板上预涂覆胶合剂期间的胶合剂操作温度,和将其安装在下方层板上的胶合剂的固化温度之间的至少约35℃的间隙,非常适于通过预备安装的柔性层板生产该组件。
还要指出的是,根据本发明使用的胶合剂可以属于除聚氨酯或聚酯聚氨酯以外的其他化学种族,这种胶合剂可以通过热输入被固化(且不通过来自空气中的水分,从而防止在原位的预涂覆和在工厂的安装之间的任何固化),具有足以满足甲烷运输器中容器的次级隔板规格的抗机械应力的机械性能。
根据本发明的另一个特征,所述胶合剂施加到所述柔性层板上的涂覆量在50克/m2和800克/m2之间,优选地使用刮刀、滚轴或粉末涂布机。
有利的是,该胶合剂可包含旨在通过预定颜色或者颜色深浅显示其随后的固化度的可视化工具(C1,C2,C3),例如显示在生产所述组件之前所述胶合剂偶然开始的固化或者显示为了获取所述组件所进行的加热期间的所述胶合剂的固化不足。
这些可视化工具可包括下述选择
a)在前述情形中是在第一和第二反应物之间的至少物理分离:
-一种化合物,其存在于所述基质中或者存在于包含所述第一反应物的囊体中,所述化合物能够在囊体胀破之后分别选择性地与所述第一反应物或者与所述基质立即反应,以产生能够在所述胶合剂中通过其颜色被识别的反应产物;
-一种化合物,其存在于除包含所述第一反应物的囊体以外的、并且设计成与其同时胀破的附加囊体中,在所述第一反应物的所述囊体和所述附加囊体同时胀破之后,所述化合物能够选择性与所述第一反应物或所述基质立即反应,以产生可在所述胶合剂中通过其颜色被识别的反应产物;或者
-一种染料,其存在于包含所述第一反应物的囊体中或者设计成与包含所述第一反应物的囊体同时胀破的附加囊体中,并且所述化合物能够在所述第一反应物或所有染料的囊体和附加囊体胀破之后立即在所述胶合剂中扩散;以及
b)在其他前述情形中是在第一和第二反应物之间的化学分离:
-一种化合物或者一种染料,其能够在加热期间达到所述阈值温度之后选择性地与所述第一反应物或者与所述基质立即反应,在包括所述化合物的情形中产生能够在所述胶合剂内通过其颜色被识别的反应物,否则在包括所述染料的情形下在所述胶合剂内扩散;或者
-一种染料,其存在于设计为在加热期间达到所述阈值温度之后立即胀破的囊体中,并在胀破后能够在所述胶合剂内扩散。
根据本发明的用于包含液态甲烷的容器的次级密封隔板,包括在被另一个复合层板或下方层板所覆盖的相邻复合板的接缝处粘接的柔性层板的带状物,所述两个层板均包括在浸渍有粘合剂的两个织品之间插入的金属箔,并且,所述隔板的获取是通过,在高温和压力状态下,优选在100℃和150℃之间的温度,将依据本发明的、预涂覆有胶合剂的柔性层板的每个带状物,与自身可选地涂覆有可热固化的热融胶合物的下方层板相接触。
一种用于通过粘接将根据本发明的次级低温密封隔板进行装配的方法,其特征在于,基本上包括下列步骤:
a)对柔性层板的每个所制造的带状物进行原位预涂覆,其中利用了所述可热固化的热熔胶合物,所述热熔胶合物在其软化点施加,优选在55℃和65℃之间的温度;
b)可选地,利用相同的胶合剂,对覆盖所述复合板的下方层板的每个带状物进行原位涂覆;之后
c)在造船厂,为了把所述隔板装配至甲烷运输器的所述容器的壁,在压力状态和高温下,优选在100℃和150℃之间的固化温度,并且优选30秒到5分钟的持续时间,使得柔性层板的每个带状物均与被下方层板所覆盖的复合板接触(例如,135℃温度下,最小固化时间将为3分钟)。
需要指出的是,对各个柔性层板的原位预涂覆,以及对可选的包含在绝缘板内的层板的原位预涂覆,可便于为获得粘接组件而进行的柔性层板安装操作,还能够通过随时间推移确保对剥离风险的持久性来改进组件的可靠性。
还要指出的是,具有预涂覆胶合剂的该操作有下列优点:
-预涂覆有胶合剂的表面的质量控制,这是由于在生产场所与在安装地点相比更容易避免表面污染的事实;
-预涂覆有胶合剂的表面的优化湿润,通过所述胶合剂及其在柔性层板的织品内的渗透而实现;以及
-对所沉积胶合物厚度的增强控制,与在安装地点进行的胶合剂预涂覆操作相比较。
附图说明
本发明的其他特征、优势和细节,将在本发明的下列几个示范性实施方式的描述中出现,作为举例和非限制的方式参照附图产生,其中:
图1是在根据已有技术为甲烷运输器的容器生产过程中两块相邻的复合板的示意性垂直剖面图,其为下方层板所覆盖,旨在通过粘接到柔性层板而形成次级密封隔板;
图2是图1中的板的示意性垂直剖面图,根据已有技术,通过粘接,用柔性层板覆盖下方层板;
图3是示意性垂直剖面图,示出了根据已有技术在压力状态下从图2获得粘接的一个实施例;
图4是示意性垂直剖面图,示出机械剪应力,其为在操作中施加至根据已有技术粘接至由图2和图3的下方层板的柔性层板上;
图5是垂直剖面图的详细图示,示出了参考图2到4依照已有技术粘接的组件中的薄弱区域;
图6是垂直剖面图的详细图示,示出了根据本发明示范性实施方式向与下方层板相连的各柔性层板上施加胶合剂的区域;
图7是垂直剖面图的详细图示,作为图6的变形,示出根据本发明另一个实施例向与下方层板相连的各柔性层板上施加胶合剂的区域;
图8是垂直剖面图的图示,参考图1,示出根据本发明用于装配次级隔板的过程的可选步骤,其中利用本发明的胶合剂,包含在绝缘面板中的下方层板也预涂覆有该胶合剂;
图9是垂直剖面图的图示,部分示出可用来执行本发明装配过程的自动机器,用于通过在压力下加热和放置进行粘接;
图10和11是两个示意性透视图,示出根据本发明的涂覆胶合剂的实施例,其通过使用刮片分别在胶合剂涂覆操作之前和涂覆操作期间在各柔性层板上涂覆胶合剂,;
图12是示意性垂直剖面图,示出作为根据本发明的实施例,各柔性层板上的涂层区域用图10和11的刮刀获得;
图13是示意图,显示根据本发明的一个实施方式,纳入到胶合剂的实施例,使得胶合剂固化程度可视化的工具;以及
图14是示意图,显示根据本发明的另一个实施方式,将这些可视化工具纳入到胶合剂的变形。
具体实施方式
根据本发明胶合剂108可用于在原位预涂覆各柔性层板9(例如柔性″Triplex″)的胶合剂以及可选的,另外,包含在绝缘板7内的层板的胶合剂,其一般为热融化胶合剂,可专门通过热输入来固化。胶合剂108可主要由插入多元醇基质的独立的异氰酸酯囊体组成。像之前表明的那样,也可使用任何其它类型的胶合剂,即使没有插入这种基质的这种囊体,也能够使得各柔性层板9在加工设备中预涂覆有胶合剂,随后能在工厂通过加热固化。
向各个柔性层板9预涂覆胶合剂的操作,在第一软化点进行,例如,在接近60℃预涂覆聚氨酯或聚酯型氨基申酸乙酯热熔胶合剂108,例如Collano公司出售的名为″HCM 555″的单组分胶合剂。事实上,胶合剂108的基质在这温度下是液态,其不足以释放异氰酸酯以防止该胶合剂108的过早固化。一旦沉积在柔性层板9上,该胶合剂被冷却到环境温度并且在柔性层板9的表面上形成连续且致密的胶合剂层108。
如图6和7所示,根据本发明,将胶合剂108、208使用在,不仅在柔性层板9的织品9a的整个表面上方(其旨在覆盖各下方层板7的可见织品),而且还使用在图6的实施例中柔性层板9的外围边缘115上,以及在图7的变形方式中,使用在延长了覆盖有胶合剂208的边缘115的柔性层板9的相对织品表面9b(即,粘接组件的外表面)上。
胶合剂108、208依据在图6和7里所表明的方式施加,在把柔性层板9粘接到下方层板7上时能够避免薄弱点的存在,这能使该堆对在操作期间经历的机械应力更有抵抗力,从而有较长的使用寿命和实质上更低的破裂概率。而且,没有微小泄露能沿着所谈及的柔性层板9中构成织品的纱线传播,这是因为用胶合剂108、208覆盖到了其端部和/或胶合剂渗透到了下方层板的玻璃布纤维中。
除胶合剂在柔性层板9上的预涂覆之外,可以可选的提供,并行地,用相同的胶合剂108预涂覆到包含在绝缘板7中的各下方层板的外表面,如图8所示。
图9以实施例的方式示意性示出,使用自动机器120,用于将柔性层板的各个带状物9安装到下方层板7上,其能够加热(例如通过红外辐射和/或通过加热板)并能够至少对以前沉积在柔性层板9上的胶合剂108、208加压。沿箭头A的方向移动的机器120包括,尤其是,在板1的下方支撑物5上将预涂覆有胶合剂的柔性层板9碾开的滚轴121。层板7和9在压力下接触,例如,在0.05MPa的数量级,之后在胶合剂″HCM 555″的实施例中,加热温度为135℃的级别3到4分钟-该加热温度能使该胶合剂固化,从而使最终固化的胶合剂108、208显示出它的所有特性,尤其是其强度和密封性能。
如上所述,这种装配次级密封条的方法与已有技术相比有几个优势,特别是
-显著地节省时间,这是由于柔性层板9预涂覆有胶合剂和层板9在几分钟之内的自动安装,在压力下伴随着胶合剂108、208的固化;以及
-粘接更可靠、更坚固和更能抵抗在操作期间将施加于它的许多应力。
图10到12示出根据本发明的一个实施例,其中设备130用于预涂覆胶合剂到各柔性层板9上,使用这样一种涂覆技术,通过利用输送装置132顶上的刮刀131,其宽于将被涂覆的层板带状物9,以将胶合剂108沉积到即将与下方层板7形成粘接界面的层板9的表面9a上(即在顶部,参见图12)和层板9的外围边缘115上。需要指出的是该方法可严格控制在这两个表面9a、115上沉积的胶合剂108的厚度。
图13和14示出纳入可视化工具的实施例,旨在通过预定颜色或颜色深浅表明胶合剂108’和108”的固化程度,例如为了显示该胶合剂在进行装配之前可能偶然开始的固化(例如,如果胶合剂在它被运送过程中经受到很长时间的过高温度),或者显示会导致囊体过早的胀破开的、应用于该胶合剂的较高机械压力,或者为粘接所进行的加热期间它的正确或者不足的固化。事实上,虽然在产品运输期间不可能受到120℃的温度,但可能每天几个小时且数天偶然受到60℃的温度。并且如果胶合剂108’、108”在实施之前已经开始固化,这会导致实施的困难,对被粘接材料的低粘着力,粘接的低强度或者对后者的很差的密封。
如上所述,胶合剂108’、108”可包括固化状态的反应产品,反应产品由包含在囊体108a里的例如异氰酸酯的至少一种反应物R1构成,基质108b包含这些囊体108a,并且基于例如多元醇的至少另一种反应物R2,如果温度足够高时间足够长,将导致囊体108a胀破,随后该反应立即发生。换句话说,在胶合剂108’、108”的固化之前,该封装可使每种反应物R1与每种R2隔离。
用于使胶合剂108’、108”的固化或非固化可视化的工具可选地包括(在反应物R1和R2之间的物理分离的该实施例中,通过这些囊体108a):
-参考图13:化合物,存在于基质108b中的化合物C1或者在囊体108a中的化合物C2,该化合物在囊体108a的胀破之后分别能够与反应物R1或R2迅速反应,以产生根据其在胶合剂108’中的颜色可被识别的反应产物(除了在R1和R2之间的反应之外);
-参考图14:化合物C3,存在于除了包含反应物R1的那些囊体108a以外的、并设计为与其同时胀破的附加囊体108c中,化合物C3能够在囊体108a和108c同时胀破之后与R1或R2迅速起反应,产生可根据其在胶合剂108”中的颜色被识别的反应产物(除在R1和R2之间的反应之外);或者
-参考图13或者14:染料(未示出),与R1一起存在于囊体108a内或单独存在于囊体108c内,染料可在囊体108a或者108a和108c(取决于情况)胀破之后立即扩散进入胶合剂108’、108”。
在图14的特别情形中,涉及到两类囊体108a和108c,需要指出的是,这些必须进行校准,以使得在胶合剂108”保持过热足够长的时间的情况下精确地同时胀破。

Claims (13)

1.一种柔性复合层板(9),其形成用于容纳液态甲烷容器的次级低温密封隔板的带状覆盖物,所述柔性复合层板用于粘接到相邻的复合板(1)的接缝,所述复合板(1)均被下方层板所覆盖,所述柔性复合层板和下方层板均包括在浸渍有粘合剂的两个织品之间插入的金属箔,其特征在于,
利用能够通过热输入固化的热融胶合剂(108,108’,108”,208),使所述柔性复合层板预涂覆有胶合剂,所述热融胶合剂在其软化点被施加到用于覆盖每个下方层板的外部织品的织品(9a),并且所述热融胶合剂还施加到所述柔性复合层板的至少一个外围边缘(115)上,以通过加热且在压力条件下、通过对与所述下方层板接触的胶合剂进行固化而随后获得粘接的组件。
2.根据权利要求1的柔性复合层板(9),其特征在于,所述胶合剂(108,108’,108”,208)还施加到所述柔性复合层板(9)的外部织品(9b)上,至少在延长预涂覆有胶合剂的所述边缘(115)的所述织品的外围区域中,从而优化所述组件的机械强度。
3.根据权利要求1或2所述的柔性复合层板(9),其特征在于,所述胶合剂(108,108’,108”,208)基本上是反应的产物,在固化状态中:
 第一反应物(R1),与第二反应物(R2)在物理上和/或化学上分隔开,所述第二反应物形成用于所述胶合剂的基质(108b);与
 所述第二反应物,在以预定的阈值温度对所述胶合剂进行加热后,所述胶合剂为单一成分胶合剂。
4.根据权利要求3所述的柔性复合层板(9),其特征在于,所述胶合剂(108,108’,108”,208)在55℃和65℃之间具有软化点,其在液态下施加而不产生所述反应,以及所述胶合剂的固化温度在100℃和150℃之间。
5.根据权利要求1或2所述的柔性复合层板(9),其特征在于,所述胶合剂(108,108’,108”,208)施加到所述柔性复合层板上的涂覆量在50克/m2和800克/m2之间。
6.根据权利要求1或2所述的柔性复合层板(9),其特征在于,所述胶合剂(108’,108”)包含用于通过预定颜色或者颜色深浅显示其随后的固化度的可视化工具(C1,C2,C3)。
7.根据权利要求3所述的柔性复合层板(9),其特征在于,所述胶合剂(108’,108”)包含用于通过预定颜色或者颜色深浅显示其随后的固化度的可视化工具(C1,C2,C3);
其中,所述可视化工具在所述第一和第二反应物被至少在物理上彼此分开的情况下包括化合物(C1或C2),化合物(C1或C2)存在于所述基质(108b)中或者存在于包含所述第一反应物(R1)的囊体(108a)中,所述化合物能够在囊体胀破之后分别选择性地与所述第一反应物或者与所述基质立即反应,以产生能够在所述胶合剂(108’)中通过其颜色被识别的反应产物。
8.根据权利要求3所述的柔性复合层板(9),其特征在于,所述胶合剂(108’,108”)包含用于通过预定颜色或者颜色深浅显示其随后的固化度的可视化工具(C1,C2,C3);
其中,所述可视化工具在所述第一和第二反应物被至少在物理上彼此分开的情况下包括化合物(C3),化合物(C3)存在于除包含所述第一反应物(R1)的囊体(108a)以外的、并且设计成与囊体(108a)同时胀破的附加囊体(108c)中,在所述第一反应物的所述囊体(108a)和所述附加囊体(108c)同时胀破之后,所述化合物能够选择性与所述第一反应物(R1)或所述基质(108b)立即反应,以产生可在所述胶合剂(108”)中通过其颜色被识别的反应产物。
9.根据权利要求3所述的柔性复合层板(9),其特征在于,所述胶合剂(108’,108”)包含用于通过预定颜色或者颜色深浅显示其随后的固化度的可视化工具(C1,C2,C3);
其中,所述可视化工具在所述第一和第二反应物被至少在物理上彼此分开的情况下包括染料,染料存在于包含所述第一反应物(R1)的囊体(108a)中或者设计成与包含所述第一反应物的囊体同时胀破的附加囊体(108c)中,并且所述染料能够在所述第一反应物或所有染料的囊体和附加囊体(108c)胀破之后立即在所述胶合剂(108',108”)中扩散。
10.根据权利要求3所述的柔性复合层板(9),其特征在于,所述胶合剂(108’,108”)包含用于通过预定颜色或者颜色深浅显示其随后的固化度的可视化工具(C1,C2,C3);
其中,所述可视化工具在所述第一和第二反应物被在化学上彼此分开的情况下包括化合物或染料,化合物或染料能够在加热期间达到所述阈值温度之后选择性地与所述第一反应物或者与所述基质立即反应,在包括所述化合物的情形中产生能够在所述胶合剂(108)内通过其颜色被识别的反应物,否则在包括所述染料的情形下在所述胶合剂内扩散。
11.根据权利要求3所述的柔性复合层板(9),其特征在于,所述胶合剂(108’,108”)包含用于通过预定颜色或者颜色深浅显示其随后的固化度的可视化工具(C1,C2,C3);
其中,所述可视化工具在所述第一和第二反应物被在化学上彼此分开的情况下包括染料,染料存在于设计为在加热期间达到所述阈值温度之后立即胀破的囊体中,并在胀破后能够在所述胶合剂(108)内扩散。
12.一种用于包含液态甲烷的容器的次级低温密封隔板,包括在被下方层板(7)所覆盖的相邻复合板(1)的接缝处粘接的柔性复合层板(9)的带状物,所述柔性复合层板和下方层板均包括在浸渍有粘合剂的两个织品之间插入的金属箔,其特征在于,
所述隔板的获取是通过:在高温和压力状态下,将依据前述任一权利要求所述的、预涂覆有胶合剂的柔性复合层板的每个带状物,与自身涂覆有可热固化的热融胶合剂(108,108’,108”,208)的下方层板相接触。
13.一种用于通过粘接将根据权利要求12所述的次级低温密封隔板进行装配的方法,其特征在于,包括下列步骤:
a)对柔性复合层板(9)的每个所制造的带状物进行原位预涂覆,其中利用了所述可热固化的热融胶合剂(108,108’,108”,208),所述热融胶合剂在其软化点被施加;
b)在工厂,为了把所述隔板装配至甲烷运输器的所述容器的壁,在压力状态和高温下并且在一段持续时间中,使得柔性复合层板的每个带状物均与被下方层板(7)所覆盖的复合板接触。
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