CN111440557A - 一种电池模组气凝胶缓冲隔热垫的制备方法 - Google Patents
一种电池模组气凝胶缓冲隔热垫的制备方法 Download PDFInfo
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Abstract
本发明提供一种电池模组气凝胶缓冲隔热垫的制备方法,包括以下步骤:步骤S1、在30‑80℃的温度下,将以下重量份的原料组分:碳粉0.05‑1份、玻璃纤维粉末1.3‑4份、阻燃剂0.6‑6份,耐高温胶2‑8份,以及结构胶7‑30份,加入反应釜中混合、搅拌均匀,制成混合胶液;步骤S2、对混合胶液连续搅拌2小时,在密封状态下静置1小时,再次搅拌2小时;步骤S3、将混合胶液装进滚涂设备的盛胶盘中;步骤S4、通过滚涂设备将混合胶液滚涂到气凝胶层的表面得到电池模组气凝胶缓冲隔热垫半成品;步骤S5、滚涂完成后通过温度为100‑300℃的高温风道,在电池模组气凝胶缓冲隔热垫半成品全部进入风道后密闭风道,并向风道内提供0.2‑0.5MPa的压力;步骤S6、将电池模组气凝胶缓冲隔热垫半成品翻面,重复步骤S4、S5,得到电池模组气凝胶缓冲隔热垫成品。
Description
技术领域
本发明涉及隔热技术领域,尤其涉及一种电池模组气凝胶缓冲隔热垫的制备方法。
背景技术
气凝胶隔热毡是目前的保温隔热性能非常好的材料,为相当多的原传统保温材料不能达到的技术方案提供了新的思路和可能性。气凝胶材料现已广泛应用于新能源汽车领域,通过气凝胶材料制成的隔热片作为电池与电池之间的隔热材料,但现有的气凝胶材料存在产品表面粉体剥蚀掉落情况,存在对汽车类产品有污染和损坏系统的风险。
发明内容
本发明的目的是为了解决上述问题,提供一种电池模组气凝胶缓冲隔热垫的制备方法,可有效解决气凝胶材料的表面粉体脱落的问题。
为了达到上述目的,本发明提供一种电池模组气凝胶缓冲隔热垫的制备方法,包括以下步骤:
步骤S1、在30-80℃的温度下,将以下重量份的原料组分:碳粉0.05-1份、玻璃纤维粉末1.3-4份、阻燃剂0.6-6份,耐高温胶2-8份,以及结构胶7-30份,加入反应釜中混合、搅拌均匀,制成混合胶液。
步骤S2、对混合胶液连续搅拌2小时,在密封状态下静置1小时,再次搅拌2小时;
步骤S3、将混合胶液装进滚涂设备的盛胶盘中;
步骤S4、通过滚涂设备将混合胶液滚涂到气凝胶层的表面得到电池模组气凝胶缓冲隔热垫半成品;
步骤S5、滚涂完成后通过温度为100-300℃的高温风道,在电池模组气凝胶缓冲隔热垫半成品全部进入风道后密闭风道,并向风道内提供0.2-0.5MPa的压力;
步骤S6、将电池模组气凝胶缓冲隔热垫半成品翻面,重复步骤S4、S5,得到电池模组气凝胶缓冲隔热垫成品。
于本发明一实施例中,气凝胶层的材质包括二氧化硅气凝胶、三氧化二铝气凝胶和二氧化钛气凝胶中的一种或几种的复合材料。
于本发明一实施例中,所述阻燃剂采用有机阻燃剂或无机阻燃剂。
于本发明一实施例中,所述有机阻燃剂包括磷酸三丁酯、磷酸三(2-氯乙基)酯、磷酸三(2,3-二溴丙基)酯、磷酸甲苯-二苯酯、磷酸三甲苯酯、磷酸(2-乙基己基)-二苯酯、磷酸三(二溴丙基)酯、卤代环己烷及其衍生物中的一种或多种。
于本发明一实施例中,所述无机阻燃剂包括羟基铝、氢氧化镁和硼酸盐中的一种或多种。
于本发明一实施例中,所述结构胶包括α-氰基丙烯酸酯瞬干胶、丙烯酸结构胶、乙基丙烯酸酯胶粘剂、环氧丙烯酸酯胶、光敏密封结构胶、室温硫化硅橡胶、环氧树脂密封胶、聚氨酯密封胶、丙烯酸酯、氯丁橡胶密封胶、弹性体密封胶、聚硫橡胶密封胶、EVA热熔胶、橡胶热熔胶、聚丙烯热熔胶、聚酯热熔胶、聚酰胺热熔胶、聚胺酯热熔胶、苯乙烯类热熔胶、聚乙烯及乙烯共聚物热熔胶、水性白胶、热熔无机胶、热塑性高分子胶、有机硅胶中的一种或多种。
与现有技术相比,本技术方案的有益效果是:
本发明制备方法,加工工艺简单,可进行连续化操作,且采用的原材料环保,可减少污染,降低加工成本。采用本发明的制备方法制得的电池模组气凝胶缓冲隔热垫通过胶水层包住气凝胶层的整个外表面,气凝胶材料表面的粉体被固定在胶水层内,从而有效地解决了气凝胶材料的表面粉体脱落的问题,使得该气凝胶隔热片可应用于汽车领域,作为汽车电池的隔热材料使用,有效地解决了气凝胶材料因为掉粉而污染和损坏汽车类产品的问题。同时,涂覆胶水层对于气凝胶层阻燃和导热系数没有影响,保留了气凝胶材料的优异隔热性能。其中,胶水层的原料组分中结构胶为主要成分,具有较好的粘合性,且结构胶强度高、抗剥离、耐冲击,容易涂覆于气凝胶层表面,其中的碳粉和玻璃纤维粉末,调节了胶水层的硬度、柔韧性,使得气凝胶隔热片具有较好的柔韧性和压缩性,阻燃剂和耐高温胶起到了较好的阻燃耐高温效果,可防止胶水层温度上升出现烧损脱落的问题,确保气凝胶缓冲隔热垫具有较长的使用寿命。
附图说明
图1是本发明电池模组气凝胶缓冲隔热垫的制备方法制得气凝胶缓冲隔热垫的结构示意图。
附图标记说明:1-针刺毡,2-气凝胶层,3-胶水层。
具体实施方式
下面结合附图,通过具体实施例,对本发明的技术方案进行清楚、完整的描述。请参考图1所示,一种电池模组气凝胶缓冲隔热垫,包括针刺毡1、针刺毡两侧的气凝胶层2、以及涂覆于气凝胶层2的外表面的胶水层3,所述胶水层3包住气凝胶层2的整个外表面。所述气凝胶层2的厚度为0.1mm~15mm。所述胶水层3的厚度为0.01mm~0.6mm。所述气凝胶层2的材质采用二氧化硅气凝胶、三氧化二铝气凝胶和二氧化钛气凝胶中的一种。所述胶水层3主要由以下重量份的原料组分制成:碳粉0.05-1份、玻璃纤维粉末1.3-4份、阻燃剂0.6-6份,耐高温胶2-8份,以及结构胶7-30份。所述耐高温胶包括酚醛树脂胶、脲醛树脂胶、耐温环氧胶、聚酰亚胺胶中的一种或多种,所述阻燃剂包括磷酸三丁酯、磷酸三(2-氯乙基)酯、磷酸三(2,3-二溴丙基)酯、磷酸甲苯-二苯酯、磷酸三甲苯酯、磷酸(2-乙基己基)-二苯酯、磷酸三(二溴丙基)酯、卤代环己烷及其衍生物羟基铝、氢氧化镁和硼酸盐中的一种或多种。所述结构胶包括α-氰基丙烯酸酯瞬干胶、丙烯酸结构胶、乙基丙烯酸酯胶粘剂、环氧丙烯酸酯胶、光敏密封结构胶、室温硫化硅橡胶、环氧树脂密封胶、聚氨酯密封胶、丙烯酸酯、氯丁橡胶密封胶、弹性体密封胶、聚硫橡胶密封胶、EVA热熔胶、橡胶热熔胶、聚丙烯热熔胶、聚酯热熔胶、聚酰胺热熔胶、聚胺酯热熔胶、苯乙烯类热熔胶、聚乙烯及乙烯共聚物热熔胶、水性白胶、热熔无机胶、热塑性高分子胶、有机硅胶中的一种或多种。
该电池模组气凝胶缓冲隔热垫通过以下方法制备:
步骤S1、在30-80℃的温度下,将以下重量份的原料组分:碳粉0.05-1份、玻璃纤维粉末1.3-4份、阻燃剂0.6-6份,耐高温胶2-8份,以及结构胶7-30份,加入反应釜中混合、搅拌均匀,制成混合胶液;
步骤S2、对混合胶液连续搅拌2小时,在密封状态下静置1小时,再次搅拌2小时;
步骤S3、将混合胶液装进滚涂设备的盛胶盘中;
步骤S4、通过滚涂设备将混合胶液滚涂到气凝胶层的表面得到电池模组气凝胶缓冲隔热垫半成品;
步骤S5、滚涂完成后通过温度为100-300℃的高温风道,在电池模组气凝胶缓冲隔热垫半成品全部进入风道后密闭风道,并向风道内提供0.2-0.5MPa的压力;
步骤S6、将电池模组气凝胶缓冲隔热垫半成品翻面,重复步骤S4、S5,得到电池模组气凝胶缓冲隔热垫成品。
实施例1
一种电池模组气凝胶缓冲隔热垫,包括针刺毡、气凝胶层以及涂覆于气凝胶层的外表面的胶水层,所述针刺毡的相对两侧分别设置有第一气凝胶层和第二气凝胶层,所述胶水层包住气凝胶层的整个外表面,其中,气凝胶层的厚度为0.1mm。所述胶水层的厚度为0.01mm。所述气凝胶层的材质采用二氧化硅气凝胶。所述胶水层主要由以下重量份的原料组分制成:碳粉0.05份、玻璃纤维粉末1.3份、磷酸三丁酯(阻燃剂)0.6份,酚醛树脂胶水2份,以及α-氰基丙烯酸酯瞬干胶(结构胶)7份。
该电池模组气凝胶缓冲隔热垫通过以下方法制备:
步骤S1、在30℃的温度下,将以下重量份的原料组分:碳粉0.05份、玻璃纤维粉末1.3份、磷酸三丁酯0.6份,酚醛树脂胶水2份,以及α-氰基丙烯酸酯瞬干胶7份,加入反应釜中混合、搅拌均匀,制成混合胶液;
步骤S2、对混合胶液连续搅拌2小时,在密封状态下静置1小时,再次搅拌2小时;
步骤S3、将混合胶液装进滚涂设备的盛胶盘中;
步骤S4、通过滚涂设备将混合胶液滚涂到气凝胶层的表面得到电池模组气凝胶缓冲隔热垫半成品;
步骤S5、滚涂完成后通过温度为100℃的高温风道,在电池模组气凝胶缓冲隔热垫半成品全部进入风道后密闭风道,并向风道内提供0.2MPa的压力;
步骤S6、将电池模组气凝胶缓冲隔热垫半成品翻面,重复步骤S4、S5,得到电池模组气凝胶缓冲隔热垫成品。
实施例2
一种电池模组气凝胶缓冲隔热垫,包括针刺毡、气凝胶层以及涂覆于气凝胶层的外表面的胶水层,所述针刺毡的相对两侧分别设置有第一气凝胶层和第二气凝胶层,所述胶水层包住气凝胶层的整个外表面,其中,气凝胶层的厚度为5mm。所述胶水层的厚度为0.3mm。所述气凝胶层的材质采用三氧化二铝气凝胶。所述胶水层主要由以下重量份的原料组分制成:碳粉0.2份、玻璃纤维粉末1.8份、磷酸三(二溴丙基)酯(阻燃剂)2份,脲醛树脂胶4份,以及环氧丙烯酸酯胶(结构胶)19份。
该电池模组气凝胶缓冲隔热垫通过以下方法制备:
步骤S1、在60℃的温度下,将以下重量份的原料组分:碳粉0.2份、玻璃纤维粉末1.8份、磷酸三(二溴丙基)酯(阻燃剂)2份,脲醛树脂胶4份,以及环氧丙烯酸酯胶(结构胶)19份,加入反应釜中混合、搅拌均匀,制成混合胶液;
步骤S2、对混合胶液连续搅拌2小时,在密封状态下静置1小时,再次搅拌2小时;
步骤S3、将混合胶液装进滚涂设备的盛胶盘中;
步骤S4、通过滚涂设备将混合胶液滚涂到气凝胶层的表面得到电池模组气凝胶缓冲隔热垫半成品;
步骤S5、滚涂完成后通过温度为200℃的高温风道,在电池模组气凝胶缓冲隔热垫半成品全部进入风道后密闭风道,并向风道内提供0.3MPa的压力;
步骤S6、将电池模组气凝胶缓冲隔热垫半成品翻面,重复步骤S4、S5,得到电池模组气凝胶缓冲隔热垫成品。
实施例3
一种电池模组气凝胶缓冲隔热垫,包括针刺毡、气凝胶层以及涂覆于气凝胶层的外表面的胶水层,所述针刺毡的相对两侧分别设置有第一气凝胶层和第二气凝胶层,所述胶水层包住气凝胶层的整个外表面,其中,气凝胶层的厚度为15mm。所述胶水层的厚度为0.6mm。所述气凝胶层的材质采用二氧化钛气凝胶。所述胶水层主要由以下重量份的原料组分制成:碳粉1份、玻璃纤维粉末4份、氢氧化镁(阻燃剂)6份,耐高温环氧胶8份,以及乙基丙烯酸酯胶粘剂(结构胶)30份。
该电池模组气凝胶缓冲隔热垫通过以下方法制备:
步骤S1、在80℃的温度下,将以下重量份的原料组分:碳粉1份、玻璃纤维粉末4份、氢氧化镁(阻燃剂)6份,耐高温环氧胶8份,以及乙基丙烯酸酯胶粘剂(结构胶)30份,加入反应釜中混合、搅拌均匀,制成混合胶液;
步骤S2、对混合胶液连续搅拌2小时,在密封状态下静置1小时,再次搅拌2小时;
步骤S3、将混合胶液装进滚涂设备的盛胶盘中;
步骤S4、通过滚涂设备将混合胶液滚涂到气凝胶层的表面得到电池模组气凝胶缓冲隔热垫半成品;
步骤S5、滚涂完成后通过温度为300℃的高温风道,在电池模组气凝胶缓冲隔热垫半成品全部进入风道后密闭风道,并向风道内提供0.5MPa的压力;
步骤S6、将电池模组气凝胶缓冲隔热垫半成品翻面,重复步骤S4、S5,得到电池模组气凝胶缓冲隔热垫成品。
本发明虽然已以较佳实施例公开如上,但其并不是用来限定本发明,任何本领域技术人员在不脱离本发明的精神和范围内,都可以利用上述揭示的方法和技术内容对本发明技术方案做出可能的变动和修改,因此,凡是未脱离本发明技术方案的内容,依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化及修饰,均属于本发明技术方案的保护范围。
Claims (6)
1.一种电池模组气凝胶缓冲隔热垫的制备方法,其特征在于,包括以下步骤:
步骤S1、在30-80℃的温度下,将以下重量份的原料组分:碳粉0.05-1份、玻璃纤维粉末1.3-4份、阻燃剂0.6-6份,耐高温胶2-8份,以及结构胶7-30份,加入反应釜中混合、搅拌均匀,制成混合胶液。
步骤S2、对混合胶液连续搅拌2小时,在密封状态下静置1小时,再次搅拌2小时;
步骤S3、将混合胶液装进滚涂设备的盛胶盘中;
步骤S4、通过滚涂设备将混合胶液滚涂到气凝胶层的表面得到电池模组气凝胶缓冲隔热垫半成品;
步骤S5、滚涂完成后通过温度为100-300℃的高温风道,在电池模组气凝胶缓冲隔热垫半成品全部进入风道后密闭风道,并向风道内提供0.2-0.5MPa的压力;
步骤S6、将电池模组气凝胶缓冲隔热垫半成品翻面,重复步骤S4、S5,得到电池模组气凝胶缓冲隔热垫成品。
2.根据权利要求1所述的电池模组气凝胶缓冲隔热垫的制备方法,其特征在于,气凝胶层的材质包括二氧化硅气凝胶、三氧化二铝气凝胶和二氧化钛气凝胶中的一种或几种的复合材料。
3.根据权利要求1所述的电池模组气凝胶缓冲隔热垫的制备方法,其特征在于,所述阻燃剂采用有机阻燃剂或无机阻燃剂。
4.根据权利要求3所述的电池模组气凝胶缓冲隔热垫的制备方法,其特征在于,所述有机阻燃剂包括磷酸三丁酯、磷酸三(2-氯乙基)酯、磷酸三(2,3-二溴丙基)酯、磷酸甲苯-二苯酯、磷酸三甲苯酯、磷酸(2-乙基己基)-二苯酯、磷酸三(二溴丙基)酯、卤代环己烷及其衍生物中的一种或多种。
5.根据权利要求3所述的电池模组气凝胶缓冲隔热垫的制备方法,其特征在于,所述无机阻燃剂包括羟基铝、氢氧化镁和硼酸盐中的一种或多种。
6.根据权利要求1所述的电池模组气凝胶缓冲隔热垫的制备方法,其特征在于,所述结构胶包括α-氰基丙烯酸酯瞬干胶、丙烯酸结构胶、乙基丙烯酸酯胶粘剂、环氧丙烯酸酯胶、光敏密封结构胶、室温硫化硅橡胶、环氧树脂密封胶、聚氨酯密封胶、丙烯酸酯、氯丁橡胶密封胶、弹性体密封胶、聚硫橡胶密封胶、EVA热熔胶、橡胶热熔胶、聚丙烯热熔胶、聚酯热熔胶、聚酰胺热熔胶、聚胺酯热熔胶、苯乙烯类热熔胶、聚乙烯及乙烯共聚物热熔胶、水性白胶、热熔无机胶、热塑性高分子胶、有机硅胶中的一种或多种。
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