CN105670190A - 一种防霉海绵材料及其制备方法 - Google Patents

一种防霉海绵材料及其制备方法 Download PDF

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CN105670190A
CN105670190A CN201610160636.1A CN201610160636A CN105670190A CN 105670190 A CN105670190 A CN 105670190A CN 201610160636 A CN201610160636 A CN 201610160636A CN 105670190 A CN105670190 A CN 105670190A
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weight portion
sponge material
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魏锋
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Suzhou Yuehu Sponge Composite Plant
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Abstract

本发明公开了一种防霉海绵材料及其制备方法,上述防霉海绵材料,由包含以下重量份的组分制成:聚乙烯醇水溶液80-100份、三苯乙基酚聚氧乙烯醚11-18份、海藻酸钠2-3份、山梨醇脂肪醇酸酯1-2份、戊二醛1-2份、聚乙烯醇缩丁醛1-2份、二戊基丁二酸磺酸钠0.2-0.8份、碳酸氢钠0.1-0.2份、硅酸钠0.1-0.2份、偶氮二异丁腈0.01-0.03份和炭黑0.01-0.02份。本发明还提供了一种防霉海绵材料的制备方法。

Description

一种防霉海绵材料及其制备方法
技术领域
本发明属于海绵材料领域,特别涉及一种防霉海绵材料及其制备方法。
背景技术
海绵,是一种多孔材料,具有良好的吸水性,常用作缓冲材料和清洁物品,常用的海绵由木纤维素纤维或发泡塑料聚合物制成。
现有的聚乙烯醇海绵制备方法包括:成孔剂发泡法、发泡剂发泡法、机械打泡法。其中成孔剂发泡法,是在聚乙烯醇溶液中先加入成孔剂(淀粉),在聚乙烯醇固化成型后再使用大量水将淀粉清洗掉。使用该工艺生产的海绵产品,淀粉较难完全清洗干净,残留的淀粉会滋生霉菌从而导致产品变质,限制了产品的应用范围。
发明内容
针对上述的需求,本发明特别提供了一种防霉海绵材料及其制备方法。
本发明的目的可以通过以下技术方案实现:
一种防霉海绵材料,由包含以下重量份的组分制成:
聚乙烯醇水溶液80-100份,
三苯乙基酚聚氧乙烯醚11-18份,
海藻酸钠2-3份,
山梨醇脂肪醇酸酯1-2份,
戊二醛1-2份,
聚乙烯醇缩丁醛1-2份,
二戊基丁二酸磺酸钠0.2-0.8份,
碳酸氢钠0.1-0.2份,
硅酸钠0.1-0.2份,
偶氮二异丁腈0.01-0.03份,
碳黑0.01-0.02份。
所述聚乙烯醇水溶液中聚乙烯醇的浓度为20-30wt%。
所述组分还包括油酸聚氧乙烯酯0-1重量份。
一种防霉海绵材料的制备方法,该方法包括以下步骤:
(1)称取聚乙烯醇水溶液80-100重量份、三苯乙基酚聚氧乙烯醚11-18重量份、海藻酸钠2-3重量份、山梨醇脂肪醇酸酯1-2重量份、二戊基丁二酸磺酸钠0.2-0.8重量份、碳酸氢钠0.1-0.2重量份、硅酸钠0.1-0.2重量份、偶氮二异丁腈0.01-0.03重量份和油酸聚氧乙烯酯0-1重量份,混合均匀;
(2)缓慢加入戊二醛1-2重量份、聚乙烯醇缩丁醛1-2重量份和碳黑0.01-0.02重量份,搅拌0.5-2小时,加入模具中18-25MPa下固化成型,成型后进行冲洗和干燥,得到防霉海绵材料。
所述固化成型的具体过程包括:依次在100-105℃、110-115℃、120-130℃密闭条件下分别保温10-30分钟,降温至60-70℃,保温直至固化完成。
本发明与现有技术相比,其有益效果为:
(1)本发明制得的防霉海绵材料以聚乙烯醇水溶液为主要原料,通过加入三苯乙基酚聚氧乙烯醚、海藻酸钠、山梨醇脂肪醇酸酯、戊二醛、聚乙烯醇缩丁醛、二戊基丁二酸磺酸钠、碳酸氢钠、硅酸钠、偶氮二异丁腈、碳黑,制得的防霉海绵材料具有良好的力学强度和回弹性能,同时具有良好的防霉抗菌作用。
(2)本发明的防霉海绵材料具有开孔均一,且孔隙率高的优点。
(3)本发明的防霉海绵材料,其制备方法简单,易于工业化生产。
具体实施方式
以下结合实施例对本发明作进一步的说明。
实施例1
(1)称取20wt%聚乙烯醇水溶液80kg、三苯乙基酚聚氧乙烯醚11kg、海藻酸钠2kg、山梨醇脂肪醇酸酯1kg、二戊基丁二酸磺酸钠0.2kg、碳酸氢钠0.1kg、硅酸钠0.1kg和偶氮二异丁腈0.01kg,混合均匀;
(2)缓慢加入戊二醛1kg、聚乙烯醇缩丁醛1kg和碳黑0.01kg,搅拌0.5小时,加入模具中18MPa下固化成型,成型后进行冲洗和干燥,得到防霉海绵材料。
其中,固化成型的具体过程包括:依次在100℃、110℃、120℃密闭条件下分别保温10分钟,降温至60℃,保温直至固化完成。
制得防霉海绵材料的性能测试结果如表1所示。
实施例2
(1)称取20wt%聚乙烯醇水溶液80kg、三苯乙基酚聚氧乙烯醚11kg、海藻酸钠2kg、山梨醇脂肪醇酸酯1kg、二戊基丁二酸磺酸钠0.2kg、碳酸氢钠0.1kg、硅酸钠0.1kg、偶氮二异丁腈0.01kg和油酸聚氧乙烯酯1kg,混合均匀;
(2)缓慢加入戊二醛1kg、聚乙烯醇缩丁醛1kg和碳黑0.01kg,搅拌0.5小时,加入模具中18MPa下固化成型,成型后进行冲洗和干燥,得到防霉海绵材料。
其中,固化成型的具体过程包括:依次在100℃、110℃、120℃密闭条件下分别保温10分钟,降温至60℃,保温直至固化完成。
制得防霉海绵材料的性能测试结果如表1所示。
实施例3
(1)称取30wt%聚乙烯醇水溶液100kg、三苯乙基酚聚氧乙烯醚18kg、海藻酸钠3kg、山梨醇脂肪醇酸酯2kg、二戊基丁二酸磺酸钠0.8kg、碳酸氢钠0.2kg、硅酸钠0.2kg、偶氮二异丁腈0.03kg和油酸聚氧乙烯酯1kg,混合均匀;
(2)缓慢加入戊二醛2kg、聚乙烯醇缩丁醛2kg和碳黑0.02kg,搅拌2小时,加入模具中25MPa下固化成型,成型后进行冲洗和干燥,得到防霉海绵材料。
其中,固化成型的具体过程包括:依次在105℃、115℃、130℃密闭条件下分别保温30分钟,降温至70℃,保温直至固化完成。
制得防霉海绵材料的性能测试结果如表1所示。
实施例4
(1)称取30wt%聚乙烯醇水溶液100kg、三苯乙基酚聚氧乙烯醚18kg、海藻酸钠3kg、山梨醇脂肪醇酸酯1kg、二戊基丁二酸磺酸钠0.2kg、碳酸氢钠0.2kg、硅酸钠0.1kg、偶氮二异丁腈0.03kg和油酸聚氧乙烯酯1kg,混合均匀;
(2)缓慢加入戊二醛2kg、聚乙烯醇缩丁醛2kg和碳黑0.02kg,搅拌2小时,加入模具中25MPa下固化成型,成型后进行冲洗和干燥,得到防霉海绵材料。
其中,固化成型的具体过程包括:依次在105℃、115℃、130℃密闭条件下分别保温30分钟,降温至70℃,保温直至固化完成。
制得防霉海绵材料的性能测试结果如表1所示。
实施例5
(1)称取25wt%聚乙烯醇水溶液90kg、三苯乙基酚聚氧乙烯醚15kg、海藻酸钠2kg、山梨醇脂肪醇酸酯2kg、二戊基丁二酸磺酸钠0.5kg、碳酸氢钠0.1kg、硅酸钠0.1kg、偶氮二异丁腈0.02kg和油酸聚氧乙烯酯0.5kg,混合均匀;
(2)缓慢加入戊二醛2kg、聚乙烯醇缩丁醛1kg和碳黑0.02kg,搅拌1小时,加入模具中22MPa下固化成型,成型后进行冲洗和干燥,得到防霉海绵材料。
其中,固化成型的具体过程包括:依次在102℃、112℃、125℃密闭条件下分别保温20分钟,降温至65℃,保温直至固化完成。
制得防霉海绵材料的性能测试结果如表1所示。
对比例1
(1)称取30wt%聚乙烯醇水溶液100kg、三苯乙基酚聚氧乙烯醚18kg、海藻酸钠3kg、二戊基丁二酸磺酸钠0.8kg、碳酸氢钠0.2kg、硅酸钠0.2kg、偶氮二异丁腈0.03kg和油酸聚氧乙烯酯1kg,混合均匀;
(2)缓慢加入戊二醛2kg、聚乙烯醇缩丁醛2kg和碳黑0.02kg,搅拌2小时,加入模具中25MPa下固化成型,成型后进行冲洗和干燥,得到防霉海绵材料。
其中,固化成型的具体过程包括:依次在105℃、115℃、130℃密闭条件下分别保温30分钟,降温至70℃,保温直至固化完成。
制得防霉海绵材料的性能测试结果如表1所示。
对比例2
(1)称取30wt%聚乙烯醇水溶液100kg、三苯乙基酚聚氧乙烯醚18kg、山梨醇脂肪醇酸酯2kg、二戊基丁二酸磺酸钠0.8kg、碳酸氢钠0.2kg、偶氮二异丁腈0.03kg和油酸聚氧乙烯酯1kg,混合均匀;
(2)缓慢加入戊二醛2kg、聚乙烯醇缩丁醛2kg和碳黑0.02kg,搅拌2小时,加入模具中25MPa下固化成型,成型后进行冲洗和干燥,得到防霉海绵材料。
其中,固化成型的具体过程包括:依次在105℃、115℃、130℃密闭条件下分别保温30分钟,降温至70℃,保温直至固化完成。
制得防霉海绵材料的性能测试结果如表1所示。
对比例3
(1)称取30wt%聚乙烯醇水溶液100kg、三苯乙基酚聚氧乙烯醚18kg、海藻酸钠3kg、山梨醇脂肪醇酸酯2kg、碳酸氢钠0.2kg、硅酸钠0.2kg、偶氮二异丁腈0.03kg和油酸聚氧乙烯酯1kg,混合均匀;
(2)缓慢加入戊二醛4kg和碳黑0.02kg,搅拌2小时,加入模具中25MPa下固化成型,成型后进行冲洗和干燥,得到防霉海绵材料。
其中,固化成型的具体过程包括:依次在105℃、115℃、130℃密闭条件下分别保温30分钟,降温至70℃,保温直至固化完成。
制得防霉海绵材料的性能测试结果如表1所示。
表1
测试项目 平均泡沫直径(mm) 孔隙率(%)
实施例1 0.61±0.02 92
实施例2 0.58±0.02 93
实施例3 0.55±0.02 95
实施例4 0.57±0.02 94
实施例5 0.54±0.02 95
对比例1 2.60±0.5 65
对比例2 1.89±0.4 57
对比例3 2.05±0.6 52
本发明不限于这里的实施例,本领域技术人员根据本发明的揭示,不脱离本发明范畴所做出的改进和修改都应该在本发明的保护范围之内。

Claims (5)

1.一种防霉海绵材料,其特征在于,由包含以下重量份的组分制成:
聚乙烯醇水溶液80-100份,
三苯乙基酚聚氧乙烯醚11-18份,
海藻酸钠2-3份,
山梨醇脂肪醇酸酯1-2份,
戊二醛1-2份,
聚乙烯醇缩丁醛1-2份,
二戊基丁二酸磺酸钠0.2-0.8份,
碳酸氢钠0.1-0.2份,
硅酸钠0.1-0.2份,
偶氮二异丁腈0.01-0.03份,
碳黑0.01-0.02份。
2.根据权利要求1所述防霉海绵材料,其特征在于,所述聚乙烯醇水溶液中聚乙烯醇的浓度为20-30wt%。
3.根据权利要求1所述防霉海绵材料,其特征在于,所述组分还包括油酸聚氧乙烯酯0-1重量份。
4.一种防霉海绵材料的制备方法,其特征在于,该方法包括以下步骤:
(1)称取聚乙烯醇水溶液80-100重量份、三苯乙基酚聚氧乙烯醚11-18重量份、海藻酸钠2-3重量份、山梨醇脂肪醇酸酯1-2重量份、二戊基丁二酸磺酸钠0.2-0.8重量份、碳酸氢钠0.1-0.2重量份、硅酸钠0.1-0.2重量份、偶氮二异丁腈0.01-0.03重量份和油酸聚氧乙烯酯0-1重量份,混合均匀;
(2)缓慢加入戊二醛1-2重量份、聚乙烯醇缩丁醛1-2重量份和碳黑0.01-0.02重量份,搅拌0.5-2小时,加入模具中18-25MPa下固化成型,成型后进行冲洗和干燥,得到防霉海绵材料。
5.根据权利要求4所述的防霉海绵材料的制备方法,其特征在于,所述固化成型的具体过程包括:依次在100-105℃、110-115℃、120-130℃密闭条件下分别保温10-30分钟,降温至60-70℃,保温直至固化完成。
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