CN108708185A - 一种生物可降解的合成革及其制备方法 - Google Patents

一种生物可降解的合成革及其制备方法 Download PDF

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CN108708185A
CN108708185A CN201810367096.3A CN201810367096A CN108708185A CN 108708185 A CN108708185 A CN 108708185A CN 201810367096 A CN201810367096 A CN 201810367096A CN 108708185 A CN108708185 A CN 108708185A
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陈尚文
陈尚明
陈尚德
陈池光
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Abstract

本发明所述一种生物可降解的合成革，包括依次包括基布、合成革底层和合成革面层，所述基布为大豆纤维无纺布；按照重量份数比，所述合成革底层为：水10‑15份、水性聚氨酯树脂60‑100份、甘蔗渣木薯淀粉聚乳酸110‑120份、亚甲基双硬脂酰胺2‑4份、硬脂酸丁酯1‑3份、羧甲基淀粉钠0.2‑0.5份、米糠20‑50份、纳米氧化锌1‑2份、发泡剂5‑10份、十二烷基二甲基氧化胺1‑4份；按照重量份数比，所述合成革面层为：聚乙烯30～50份、淀粉13～20份、蛋白粉5～10份、保湿剂1～2份、黄豆蛋白粉3～5份、交联剂5～9份。本发明得到的合成革可降解，对环境无污染，低碳环保，而且其手感柔软，并且具有一定的耐磨性能。

Description

一种生物可降解的合成革及其制备方法
技术领域
本发明涉及一种合成革，具体地说，涉及一种生物可降解的合成革及其制备方法。
背景技术
皮革在包括汽车工业、沙发等在内的多种领域中被广泛应用，皮革通常包括天然皮革和合成革，其中，合成革由于造价相比天然皮革便宜且容易批量生产。
合成革是一种外观、手感似皮革并可代替其使用的塑料制品，主要有PVC合成革、PU合成革和PU合成革三类。合成革领域大多数采用以100％化学合成纤维(涤纶、尼龙)的无纺布作为底基，涂覆合成树脂及各种塑料添加制成，由于化学纤维的可降解难度大，易对环境产生污染，且大多数化学纤维由于对皮肤的不可亲和性造成穿着不舒适。
发明内容
本发明克服了现有技术中的缺点，提供了一种生物可降解的合成革及其制备方法，有利于减少环境污染，低碳环保。
为了解决上述技术问题，本发明是通过以下技术方案实现的：
一种生物可降解的合成革，包括依次包括基布、合成革底层和合成革面层，所述基布为大豆纤维无纺布；
按照重量份数比，所述合成革底层为：水10-15份、水性聚氨酯树脂60-100份、甘蔗渣木薯淀粉聚乳酸110-120份、亚甲基双硬脂酰胺2-4份、硬脂酸丁酯1-3份、羧甲基淀粉钠0.2-0.5份、米糠20-50份、纳米氧化锌1-2份、发泡剂5-10份、十二烷基二甲基氧化胺1-4份；
按照重量份数比，所述合成革面层为：聚乙烯30～50份、淀粉13～20份、蛋白粉5～10份、保湿剂1～2份、黄豆蛋白粉3～5份、交联剂5～9份。
进一步，所述大豆纤维无纺布为大豆纤维、涤纶纤维和尼龙纤维进行混棉。
进一步，按照重量份数比，所述合成革底层为：水12份、水性聚氨酯树脂81份、甘蔗渣木薯淀粉聚乳酸114份、亚甲基双硬脂酰胺3份、硬脂酸丁酯2份、羧甲基淀粉钠0.3份、米糠35份、纳米氧化锌1.6份、发泡剂7份、十二烷基二甲基氧化胺2份。
进一步，按照重量份数比，所述合成革面层为：聚乙烯35份、淀粉18份、蛋白粉7份、保湿剂1.3份、黄豆蛋白粉3.5份、交联剂6份。
进一步，所述的水性聚氨酯树脂为脂肪族阴离子聚酯型、脂肪族阴离子聚醚型、脂肪族阴离子聚酯-聚醚型、芳香族阴离子聚酯型中的一种。
进一步，所述的交联剂为海藻酸钠生物交联剂。
一种生物可降解的合成革的制备方法，包括以下步骤：
S1，将合成革底层的原料压延成型，得到合成革底层；
S2，在基布上涂布粘合剂，并将所述合成革底层和合成革面层顺序设置于所述基布上，得到预发泡复合层；
S3，对所述预发泡复合层进行发泡处理，得到所述合成革，所述发泡处理的发泡温度为125～185℃。
与现有技术相比，本发明的有益效果是：
本发明所述一种生物可降解的合成革及其制备方法，该合成革可降解，对环境无污染，低碳环保，而且其手感柔软，并且具有一定的耐磨性能。
具体实施方式
以下对本发明的优选实施例进行说明，应当理解，此处所描述的优选实施例仅用于说明和解释本发明，并不用于限定本发明。
实施例1：
一种生物可降解的合成革，包括依次包括基布、合成革底层和合成革面层，所述基布为大豆纤维无纺布，按照重量份数比，合成革底层为：水12份、水性聚氨酯树脂81份、甘蔗渣木薯淀粉聚乳酸114份、亚甲基双硬脂酰胺3份、硬脂酸丁酯2份、羧甲基淀粉钠0.3份、米糠35份、纳米氧化锌1.6份、发泡剂7份、十二烷基二甲基氧化胺2份。
按照重量份数比，合成革面层为：聚乙烯35份、淀粉18份、蛋白粉7份、保湿剂1.3份、黄豆蛋白粉3.5份、交联剂6份。
水性聚氨酯树脂为脂肪族阴离子聚酯型，交联剂为海藻酸钠生物交联剂。
其成分均为可降解成分，而且纳米氧化锌使其降解更充分。
一种生物可降解的合成革的制备方法，包括以下步骤：
S1，将合成革底层的原料压延成型，得到合成革底层；
S2，在基布上涂布粘合剂，并将所述合成革底层和合成革面层顺序设置于所述基布上，得到预发泡复合层；
S3，对所述预发泡复合层进行发泡处理，得到所述合成革，所述发泡处理的发泡温度为125～185℃。
实施例2：
本实施例与实施例1的技术方案基本相同，相同之处不再赘述，其区别在于：
一种生物可降解的合成革，包括依次包括基布、合成革底层和合成革面层，
基布为大豆纤维无纺布；
按照重量份数比，所述合成革底层为：水14份、水性聚氨酯树脂72份、甘蔗渣木薯淀粉聚乳酸113份、亚甲基双硬脂酰胺3份、硬脂酸丁酯2份、羧甲基淀粉钠0.4份、米糠42份、纳米氧化锌1.3份、发泡剂6份、十二烷基二甲基氧化胺3份；
按照重量份数比，所述合成革面层为：聚乙烯42份、淀粉14份、蛋白粉6份、保湿剂1.8份、黄豆蛋白粉3.7份、交联剂8份。
最后应说明的是：以上仅为本发明的优选实施例而已，并不用于限制本发明，尽管参照实施例对本发明进行了详细的说明，对于本领域的技术人员来说，其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分技术特征进行等同替换，但是凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。

Claims (7)

1.一种生物可降解的合成革，其特征在于，包括依次包括基布、合成革底层和合成革面层，
所述基布为大豆纤维无纺布；
按照重量份数比，所述合成革底层为：水10-15份、水性聚氨酯树脂60-100份、甘蔗渣木薯淀粉聚乳酸110-120份、亚甲基双硬脂酰胺2-4份、硬脂酸丁酯1-3份、羧甲基淀粉钠0.2-0.5份、米糠20-50份、纳米氧化锌1-2份、发泡剂5-10份、十二烷基二甲基氧化胺1-4份；
按照重量份数比，所述合成革面层为：聚乙烯30～50份、淀粉13～20份、蛋白粉5～10份、保湿剂1～2份、黄豆蛋白粉3～5份、交联剂5～9份。
2.根据权利要求1所述一种生物可降解的合成革，其特征在于，所述大豆纤维无纺布为大豆纤维、涤纶纤维和尼龙纤维进行混棉。
3.根据权利要求1所述一种生物可降解的合成革，其特征在于，按照重量份数比，所述合成革底层为：水12份、水性聚氨酯树脂81份、甘蔗渣木薯淀粉聚乳酸114份、亚甲基双硬脂酰胺3份、硬脂酸丁酯2份、羧甲基淀粉钠0.3份、米糠35份、纳米氧化锌1.6份、发泡剂7份、十二烷基二甲基氧化胺2份。
4.根据权利要求1所述一种生物可降解的合成革，其特征在于，按照重量份数比，所述合成革面层为：聚乙烯35份、淀粉18份、蛋白粉7份、保湿剂1.3份、黄豆蛋白粉3.5份、交联剂6份。
5.根据权利要求1所述一种生物可降解的合成革，其特征在于，所述的水性聚氨酯树脂为脂肪族阴离子聚酯型、脂肪族阴离子聚醚型、脂肪族阴离子聚酯-聚醚型、芳香族阴离子聚酯型中的一种。
6.根据权利要求1所述一种生物可降解的合成革，其特征在于，所述的交联剂为海藻酸钠生物交联剂。
7.根据权利要求1所述一种生物可降解的合成革的制备方法，其特征在于，包括以下步骤：
S1，将合成革底层的原料压延成型，得到合成革底层；
S2，在基布上涂布粘合剂，并将所述合成革底层和合成革面层顺序设置于所述基布上，得到预发泡复合层；
S3，对所述预发泡复合层进行发泡处理，得到所述合成革，所述发泡处理的发泡温度为125～185℃。
CN201810367096.3A 2018-04-23 2018-04-23 一种生物可降解的合成革及其制备方法 Pending CN108708185A (zh)

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CN111070811A (zh) * 2019-11-07 2020-04-28 东莞市诚远皮革科技有限公司 一种生物可降解的合成革及其制备方法
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CN109208340A (zh) * 2018-11-05 2019-01-15 加通汽车内饰(常熟)有限公司 一种可降解pvc人造革及其制备工艺及其生产工艺
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CN115418866B (zh) * 2022-09-27 2024-05-07 佛山市高明尚昂科技有限公司 一种高强度可降解的生物基人造革

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