CN106087458A - 一种厚型耐压耐摩擦色牢度的汽车内室革 - Google Patents

一种厚型耐压耐摩擦色牢度的汽车内室革 Download PDF

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CN106087458A
CN106087458A CN201610643708.8A CN201610643708A CN106087458A CN 106087458 A CN106087458 A CN 106087458A CN 201610643708 A CN201610643708 A CN 201610643708A CN 106087458 A CN106087458 A CN 106087458A
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郑嗣铣
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Zhejiang Kexin new material Polytron Technologies Inc
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Abstract

本发明公开了一种厚型耐压耐摩擦色牢度的汽车内室革，包括基布层和涂覆于基布层一面的面层，所述的面层为四层级结构，包括水性PU底层、水性PU发泡层、水性PU加固层和水性PU表层，所述的水性PU底层、水性PU发泡层、水性PU加固层和水性PU表层依次连接。本发明中基布层具有抗菌抗紫外线阻燃的效果；面层为四层级结构，皮质感强，且均采用水性聚氨酯乳液为原料，环保性好，强度高、防水透气性强；PU发泡层为泡空结构，质轻，赋予了汽车内室革较高的回弹性和耐压强度；水性PU表层中还添加了纳米TiO2粉与纳米ZnO粉及多元醇脂肪酸酯，具有较强的有较好的耐光老化性和抗静电效果，道康宁DC‑57有机硅聚醚共聚物使汽车内饰革光滑耐磨，耐摩擦色牢度强。

Description

一种厚型耐压耐摩擦色牢度的汽车内室革
【技术领域】
本发明涉及合成革的技术领域，特别涉及一种厚型耐压耐摩擦色牢度的汽车内室革。
【背景技术】
由于人口增长、环境保护和社会需求的不断增加，真皮已经无法满足人们日常生活的需求，真皮在加工过程中造成的环境污染及天然资源短缺，促使了合成皮革的发展。人造皮革作为天然皮革的替代品，不仅能够克服真皮利用率低、耐磨性差、撕裂强度低、质地不匀和难以裁剪等缺点，而且解决了真皮资源日趋紧张及其在加工过程中对环境造成极大污染的问题
人造皮革因具有手感柔软，纹路清晰、自然，成品色牢度好，易清洗，阻燃性和散热性好，易于机械打孔等优点而被广泛用于汽车内饰领域。随着中国汽车产量的不断提高，汽车用革量也在大幅提高。PVC合成革由于其与基布的粘结性差、手感僵硬、柔软度差、透气性低、环保性较差等问题，逐渐被PU合成革取代，而溶剂型聚氨酯在加工生产过程中，会带来有机溶剂的挥发和污染问题，同时影响工作人员的健康，为了解决上述问题，同时增强汽车内饰革的耐摩擦色牢度和耐压性能，有必要提出一种厚型耐压耐摩擦色牢度的汽车内室革。
【发明内容】
本发明的目的在于克服上述现有技术的不足，提供一种厚型耐压耐摩擦色牢度的汽车内室革，其旨在解决现有技术中汽车内饰革的生产环保性较低，且耐摩擦色牢度和耐压性较低的技术问题。
为实现上述目的，本发明提出了一种厚型耐压耐摩擦色牢度的汽车内室革，包括基布层和涂覆于基布层一面的面层，所述的面层为四层级结构，包括水性PU底层、水性PU发泡层、水性PU加固层和水性PU表层，所述的水性PU底层、水性PU发泡层、水性PU加固层和水性PU表层依次连接，所述的水性PU底层与基布层的一面贴合粘接。
作为优选，所述的水性PU发泡层的厚度为0.1～0.4mm。
作为优选，所述的基布层采用抗菌、抗紫外线、阻燃的海岛型超细纤维制成。
作为优选，所述的水性PU底层由以下质量份数的原料制备而成：水性聚氨酯乳液75～85份、固化剂2～3份、增稠剂2～3份、交联剂2～3份、增粘剂1.2～1.5份、流平剂0.2～0.5份。
作为优选，所述的水性PU发泡层由以下质量份数的原料制备而成：水性聚氨酯乳液85～90份、发泡剂2～4份、稳泡剂2～4份、交联剂2～3份、增稠剂2～3份、增粘剂0.5～1份、流平剂0.2～0.5份、固化剂0.5～1份、纳米级轻质碳酸钙粉2～4份，所述的发泡剂为脂肪酸盐类表面活性剂，稳泡剂为脂肪酰胺表面活性剂。
作为优选，所述的水性PU加固层由以下质量份数的原料制备而成：水性聚氨酯乳液75～85份、增稠剂2～3份、交联剂2～3份、增粘剂0.5～1份、流平剂0.2～0.5份、固化剂0.5～1份、偶联剂4～5份，所述的偶联剂为KH-550硅烷偶联剂。
作为优选，所述的水性PU表层由以下质量份数的原料制备而成：水性聚氨酯乳液75～85份、增稠剂2～3份、交联剂2～3份、增粘剂0.5～1份、流平剂0.2～0.5份、固化剂2.5～3.5份、抗紫外剂1.2～2.8份、抗静电剂0.3～0.5份、爽滑剂3.5～5.5份，所述的抗紫外剂为纳米TiO2粉与纳米ZnO粉的混合物，所述的抗静电剂为多元醇脂肪酸酯，所述的爽滑剂为道康宁DC-57有机硅聚醚共聚物。
作为优选，所述的水性聚氨酯乳液由以下原料制备而成：多元醇、二异氰酸酯、亲水剂扩链剂、丙酮、中和成盐剂、扩链剂、去离子水，所述的水性聚氨酯乳液固含量为30～45％。
作为优选，所述的多元醇包括聚醚多元醇、聚酯多元醇、聚碳酸酯多元醇，所述的聚醚多元醇、聚酯多元醇、聚碳酸酯多元醇三者的质量之比为5：3：2，所述的二异氰酸酯采用TDI、MDI、HDI、IPDI中的一种或者多种，亲水剂扩链剂采用DMPA，中和成盐剂采用TEA，扩链剂采用IPDA。
作为优选，所述的增稠剂为聚氨酯类增稠剂或纤维素类增稠剂，交联剂为F-818异氰酸酯交联剂，增粘剂为萜烯树脂，流平剂为机硅聚合物或丙烯酸酯聚合物，固化剂为水性环氧树脂固化剂。
本发明的有益效果：与现有技术相比，本发明提供的一种厚型耐压耐摩擦色牢度的汽车内室革，结构合理，基布层采用抗菌、抗紫外线、阻燃的海岛型超细纤维制成，具有抗菌，抗紫外线，阻燃的效果，耐磨、耐高温和耐老化性能好；采用水性PU底层、水性PU发泡层、水性PU加固层和水性PU表层形成四层级结构的面层，皮质感强，且均采用水性聚氨酯乳液为原料进行涂层，环保性好，强度高、防水透气性强；PU发泡层为泡空结构，质轻，赋予了汽车内室革较高的回弹性和耐压强度；水性PU表层中还添加了纳米TiO2粉与纳米ZnO粉及多元醇脂肪酸酯，具有较强的有较好的耐光老化性和抗静电效果，采用了道康宁DC-57有机硅聚醚共聚物，汽车内饰革光滑耐磨，耐摩擦色牢度强。
本发明的特征及优点将通过实施例结合附图进行详细说明。
【附图说明】
图1是本发明实施例一种厚型耐压耐摩擦色牢度的汽车内室革的结构示意图。
图中：1-基布层、2-面层、21-水性PU底层、22-水性PU发泡层、23-水性PU加固层、24-水性PU表层。
【具体实施方式】
为使本发明的目的、技术方案和优点更加清楚明了，下面通过附图中及实施例，对本发明进行进一步详细说明。但是应该理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限制本发明的范围。此外，在以下说明中，省略了对公知结构和技术的描述，以避免不必要地混淆本发明的概念。
参阅图1，本发明实施例提供一种厚型耐压耐摩擦色牢度的汽车内室革，包括基布层1和涂覆于基布层1一面的面层2，所述的面层2为四层级结构，包括水性PU底层21、水性PU发泡层22、水性PU加固层23和水性PU表层24，所述的水性PU底层21、水性PU发泡层22、水性PU加固层23和水性PU表层24依次连接，所述的水性PU底层21与基布层1的一面贴合粘接。
其中，所述的水性PU发泡层22的厚度为0.1～0.4mm。
进一步地，所述的基布层1采用抗菌、抗紫外线、阻燃的海岛型超细纤维制成。
进一步地，所述的水性PU底层21由以下质量份数的原料制备而成：水性聚氨酯乳液75～85份、固化剂2～3份、增稠剂2～3份、交联剂2～3份、增粘剂1.2～1.5份、流平剂0.2～0.5份，所述的水性PU发泡层22由以下质量份数的原料制备而成：水性聚氨酯乳液85～90份、发泡剂2～4份、稳泡剂2～4份、交联剂2～3份、增稠剂2～3份、增粘剂0.5～1份、流平剂0.2～0.5份、固化剂0.5～1份、纳米级轻质碳酸钙粉2～4份，所述的发泡剂为脂肪酸盐类表面活性剂，稳泡剂为脂肪酰胺表面活性剂，所述的水性PU加固层23由以下质量份数的原料制备而成：水性聚氨酯乳液75～85份、增稠剂2～3份、交联剂2～3份、增粘剂0.5～1份、流平剂0.2～0.5份、固化剂0.5～1份、偶联剂4～5份，所述的偶联剂为KH-550硅烷偶联剂，所述的水性PU表层24由以下质量份数的原料制备而成：水性聚氨酯乳液75～85份、增稠剂2～3份、交联剂2～3份、增粘剂0.5～1份、流平剂0.2～0.5份、固化剂2.5～3.5份、抗紫外剂1.2～2.8份、抗静电剂0.3～0.5份、爽滑剂3.5～5.5份，所述的抗紫外剂为纳米TiO2粉与纳米ZnO粉的混合物，所述的抗静电剂为多元醇脂肪酸酯，所述的爽滑剂为道康宁DC-57有机硅聚醚共聚物。
进一步地，所述的水性聚氨酯乳液由以下原料制备而成：多元醇、二异氰酸酯、亲水剂扩链剂、丙酮、中和成盐剂、扩链剂、去离子水，所述的水性聚氨酯乳液固含量为30～45％。
更进一步地，所述的多元醇包括聚醚多元醇、聚酯多元醇、聚碳酸酯多元醇，所述的聚醚多元醇、聚酯多元醇、聚碳酸酯多元醇三者的质量之比为5：3：2，所述的二异氰酸酯采用TDI、MDI、HDI、IPDI中的一种或者多种，亲水剂扩链剂采用DMPA，中和成盐剂采用TEA，扩链剂采用IPDA，所述的增稠剂为聚氨酯类增稠剂或纤维素类增稠剂，交联剂为F-818异氰酸酯交联剂，增粘剂为萜烯树脂，流平剂为机硅聚合物或丙烯酸酯聚合物，固化剂为水性环氧树脂固化剂。
在本发明实施例中，水性PU底层21、水性PU发泡层22、水性PU加固层23和水性PU表层24的原料中可加入适量的水性染料及固色剂，增强汽车内室革的外观效果，采用水性环氧树脂为固化剂，对水性聚氨酯乳液进行改性的同时，具有优良的粘接性能，使面层2具有高模量、高强度和耐化学性，水性PU加固层23采用了KH-550硅烷偶联剂进行改性，水性聚氨酯乳液的耐水性、力学性能都有显著提高，耐压性能好。
本发明一种厚型耐压耐摩擦色牢度的汽车内室革，基布层1采用抗菌、抗紫外线、阻燃的海岛型超细纤维制成，具有抗菌，抗紫外线，阻燃的效果，耐磨、耐高温和耐老化性能好；采用水性PU底层21、水性PU发泡层22、水性PU加固层23和水性PU表层24形成四层级结构的面层2，皮质感强，且均采用水性聚氨酯乳液为原料进行涂层，环保性好，强度高、防水透气性强；PU发泡层22为泡空结构，质轻，赋予了汽车内室革较高的回弹性和耐压强度；水性PU表层24中还添加了纳米TiO2粉与纳米ZnO粉及多元醇脂肪酸酯，具有较强的有较好的耐光老化性和抗静电效果，采用了道康宁DC-57有机硅聚醚共聚物，汽车内饰革光滑耐磨，耐摩擦色牢度强。
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换或改进等，均应包含在本发明的保护范围之内。

Claims (10)

1.一种厚型耐压耐摩擦色牢度的汽车内室革，包括基布层(1)和涂覆于基布层(1)一面的面层(2)，其特征在于：所述的面层(2)为四层级结构，包括水性PU底层(21)、水性PU发泡层(22)、水性PU加固层(23)和水性PU表层(24)，所述的水性PU底层(21)、水性PU发泡层(22)、水性PU加固层(23)和水性PU表层(24)依次连接，所述的水性PU底层(21)与基布层(1)的一面贴合粘接。
2.如权利要求1所述的一种厚型耐压耐摩擦色牢度的汽车内室革，其特征在于：所述的水性PU发泡层(22)的厚度为0.1～0.4mm。
3.如权利要求1所述的一种厚型耐压耐摩擦色牢度的汽车内室革，其特征在于：所述的基布层(1)采用抗菌、抗紫外线、阻燃的海岛型超细纤维制成。
4.如权利要求1所述的一种厚型耐压耐摩擦色牢度的汽车内室革，其特征在于：所述的水性PU底层(21)由以下质量份数的原料制备而成：水性聚氨酯乳液75～85份、固化剂2～3份、增稠剂2～3份、交联剂2～3份、增粘剂1.2～1.5份、流平剂0.2～0.5份。
5.如权利要求1所述的一种厚型耐压耐摩擦色牢度的汽车内室革，其特征在于：所述的水性PU发泡层(22)由以下质量份数的原料制备而成：水性聚氨酯乳液85～90份、发泡剂2～4份、稳泡剂2～4份、交联剂2～3份、增稠剂2～3份、增粘剂0.5～1份、流平剂0.2～0.5份、固化剂0.5～1份、纳米级轻质碳酸钙粉2～4份，所述的发泡剂为脂肪酸盐类表面活性剂，稳泡剂为脂肪酰胺表面活性剂。
6.如权利要求1所述的一种厚型耐压耐摩擦色牢度的汽车内室革，其特征在于：所述的水性PU加固层(23)由以下质量份数的原料制备而成：水性聚氨酯乳液75～85份、增稠剂2～3份、交联剂2～3份、增粘剂0.5～1份、流平剂0.2～0.5份、固化剂0.5～1份、偶联剂4～5份，所述的偶联剂为KH-550硅烷偶联剂。
7.如权利要求1所述的一种厚型耐压耐摩擦色牢度的汽车内室革，其特征在于：所述的水性PU表层(24)由以下质量份数的原料制备而成：水性聚氨酯乳液75～85份、增稠剂2～3份、交联剂2～3份、增粘剂0.5～1份、流平剂0.2～0.5份、固化剂2.5～3.5份、抗紫外剂1.2～2.8份、抗静电剂0.3～0.5份、爽滑剂3.5～5.5份，所述的抗紫外剂为纳米TiO2粉与纳米ZnO粉的混合物，所述的抗静电剂为多元醇脂肪酸酯，所述的爽滑剂为道康宁DC-57有机硅聚醚共聚物。
8.如权利要求4至7中任意一项所述的一种厚型耐压耐摩擦色牢度的汽车内室革，其特征在于：所述的水性聚氨酯乳液由以下原料制备而成：多元醇、二异氰酸酯、亲水剂扩链剂、丙酮、中和成盐剂、扩链剂、去离子水，所述的水性聚氨酯乳液固含量为30～45％。
9.如权利要求1所述的一种厚型耐压耐摩擦色牢度的汽车内室革，其特征在于：所述的多元醇包括聚醚多元醇、聚酯多元醇、聚碳酸酯多元醇，所述的聚醚多元醇、聚酯多元醇、聚碳酸酯多元醇三者的质量之比为5：3：2，所述的二异氰酸酯采用TDI、MDI、HDI、IPDI中的一种或者多种，亲水剂扩链剂采用DMPA，中和成盐剂采用TEA，扩链剂采用IPDA。
10.如权利要求1所述的一种厚型耐压耐摩擦色牢度的汽车内室革，其特征在于：所述的增稠剂为聚氨酯类增稠剂或纤维素类增稠剂，交联剂为F-818异氰酸酯交联剂，增粘剂为萜烯树脂，流平剂为机硅聚合物或丙烯酸酯聚合物，固化剂为水性环氧树脂固化剂。
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