CN106669618A - 一种高吸附性水凝胶及其制备方法 - Google Patents
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Abstract
本发明公开了一种高吸附性水凝胶及其制备方法,由以下质量份数配方成分组成:纳米粘土10‑15份、丝胶蛋白10‑12份、交联剂1‑3份、锂皂石6‑8份、硅酸镁锂4‑6份、壳聚糖10‑12份、腐植酸钠6‑8份、纳米高岭土5‑15份、淀粉8‑12份、羧甲基纤维素钠5‑7份、海藻酸钠5‑9份、纳米凹凸棒8‑10份、硫酸钾4‑6份,本发明简单可靠,不污染环境,具有很强的染料吸附去除作用,具有实用性,染料吸附量可由温度、pH值、交联度、染料浓度、纳米粘土或生物高分子种类和用量,以及反应物投料比来调节。本发明水凝胶可用于纺织印染废水处理和染料吸附等领域。
Description
技术领域
本发明涉及凝胶技术领域,具体而言涉及一种高吸附性水凝胶及其制备方法。
背景技术
随着经济的发展和人口的快速增长,大量的生活废水、工业废水等排入水体,引发一系列的问题。氟污染、水体富营养化以及染料废水的污染最为常见。染料废水的危害性较大,即使浓度很低的染料废水排入水体亦会造成水体透光率的降低,可能会导致水体生态系统的破坏,这引起了人们对染料污染的重视。这些染料分子或者它们的代谢物可能含有剧毒,有潜在的致癌性,甚至引起暴露在外的生物有机体有机突变或过敏。它们不仅污染环境而且穿过整个食物链,导致生物放大。因此,研制和使用新的高效、低毒和价廉的废水处理材料是解决染料废水污染问题的关键之一。
发明内容
本发明提供了一种高吸附性水凝胶及其制备方法,本发明简单可靠,不污染环境,具有很强的染料吸附去除作用,具有实用性,染料吸附量可由温度、pH值、交联度、染料浓度、纳米粘土或生物高分子种类和用量,以及反应物投料比来调节。本发明水凝胶可用于纺织印染废水处理和染料吸附等领域。
为实现上述目的,本发明提供如下技术方案:
一种高吸附性水凝胶及其制备方法,由以下质量份数配方成分组成:纳米粘土10-15份、丝胶蛋白10-12份、交联剂1-3份、锂皂石6-8份、硅酸镁锂4-6份、壳聚糖10-12份、腐植酸钠6-8份、纳米高岭土5-15份、淀粉8-12份、羧甲基纤维素钠5-7份、海藻酸钠5-9份、纳米凹凸棒8-10份、硫酸钾4-6份。
进一步:由以下质量份数配方成分组成:纳米粘土10份、丝胶蛋白10份、交联剂1份、锂皂石6份、硅酸镁锂4份、壳聚糖10份、腐植酸钠6份、纳米高岭土5份、淀粉8份、羧甲基纤维素钠5份、海藻酸钠5份、纳米凹凸棒8份、硫酸钾4份。
进一步:由以下质量份数配方成分组成:纳米粘土12.5份、丝胶蛋白11份、交联剂2份、锂皂石7份、硅酸镁锂5份、壳聚糖11份、腐植酸钠7份、纳米高岭土10份、淀粉10份、羧甲基纤维素钠6份、海藻酸钠7份、纳米凹凸棒9份、硫酸钾5份。
进一步:由以下质量份数配方成分组成:纳米粘土15份、丝胶蛋白12份、交联剂3份、锂皂石8份、硅酸镁锂6份、壳聚糖12份、腐植酸钠8份、纳米高岭土15份、淀粉12份、羧甲基纤维素钠7份、海藻酸钠9份、纳米凹凸棒10份、硫酸钾6份。
进一步:本发明制备方法具有如下步骤:
步骤一、将纳米粘土、锂皂石、纳米高岭土、淀粉和纳米凹凸棒依次加入水中,配制成水溶液,在20℃的密封容器中,搅拌30-70min,直至完全分散形成均一溶液;
步骤二、将上述溶液用冰块冷却至0-5℃,30min后加入交联剂,继续搅拌5-20min,直至混合溶液开始出现粘稠状;
步骤三、将粘稠状的混合溶液立刻倒入厚度为2mm的玻璃模具中与剩余原料进行混合,搅拌20-30min;
步骤四、将步骤三所得于20-30℃下静置密封反应15-36h,然后将反应产物浸泡于水中2周,得到纯化后的水凝胶;
步骤五、将纯化后的水凝胶置于20-35℃的鼓风干燥箱中干燥20-40h,既得成品。
本发明的有益效果是:
1、本发明简单可靠,不污染环境,具有很强的染料吸附去除作用;
2、本发明具有实用性,染料吸附量可由温度、pH值、交联度、染料浓度、纳米粘土或生物高分子种类和用量,以及反应物投料比来调节;
3、本发明水凝胶可用于纺织印染废水处理和染料吸附等领域。
具体实施方式
下面将结合本发明实施例,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实施例一:
一种高吸附性水凝胶由以下质量份数配方成分组成:纳米粘土10-15份、丝胶蛋白10-12份、交联剂1-3份、锂皂石6-8份、硅酸镁锂4-6份、壳聚糖10-12份、腐植酸钠6-8份、纳米高岭土5-15份、淀粉8-12份、羧甲基纤维素钠5-7份、海藻酸钠5-9份、纳米凹凸棒8-10份、硫酸钾4-6份。
实施例二:
一种高吸附性水凝胶由以下质量份数配方成分组成:纳米粘土10份、丝胶蛋白10份、交联剂1份、锂皂石6份、硅酸镁锂4份、壳聚糖10份、腐植酸钠6份、纳米高岭土5份、淀粉8份、羧甲基纤维素钠5份、海藻酸钠5份、纳米凹凸棒8份、硫酸钾4份。
实施例三:
一种高吸附性水凝胶由以下质量份数配方成分组成:纳米粘土12.5份、丝胶蛋白11份、交联剂2份、锂皂石7份、硅酸镁锂5份、壳聚糖11份、腐植酸钠7份、纳米高岭土10份、淀粉10份、羧甲基纤维素钠6份、海藻酸钠7份、纳米凹凸棒9份、硫酸钾5份。
实施例四:
一种高吸附性水凝胶由以下质量份数配方成分组成:纳米粘土15份、丝胶蛋白12份、交联剂3份、锂皂石8份、硅酸镁锂6份、壳聚糖12份、腐植酸钠8份、纳米高岭土15份、淀粉12份、羧甲基纤维素钠7份、海藻酸钠9份、纳米凹凸棒10份、硫酸钾6份。
实施例五:
一种高吸附性水凝胶的制备方法制备方法包括如下步骤:
步骤一、将纳米粘土、锂皂石、纳米高岭土、淀粉和纳米凹凸棒依次加入水中,配制成水溶液,在20℃的密封容器中,搅拌30-70min,直至完全分散形成均一溶液;
步骤二、将上述溶液用冰块冷却至0-5℃,30min后加入交联剂,继续搅拌5-20min,直至混合溶液开始出现粘稠状;
步骤三、将粘稠状的混合溶液立刻倒入厚度为2mm的玻璃模具中与剩余原料进行混合,搅拌20-30min;
步骤四、将步骤三所得于20-30℃下静置密封反应15-36h,然后将反应产物浸泡于水中2周,得到纯化后的水凝胶;
步骤五、将纯化后的水凝胶置于20-35℃的鼓风干燥箱中干燥20-40h,既得成品。
此外,应当理解,虽然本说明书按照实施方式加以描述,但并非每个实施方式仅包含一个独立的技术方案,说明书的这种叙述方式仅仅是为清楚起见,本领域技术人员应当将说明书作为一个整体,各实施例中的技术方案也可以经适当组合,形成本领域技术人员可以理解的其他实施方式。
Claims (5)
1.一种高吸附性水凝胶,其特征在于:由以下质量份数配方成分组成:
纳米粘土10-15份、丝胶蛋白10-12份、交联剂1-3份、锂皂石6-8份、硅酸镁锂4-6份、壳聚糖10-12份、腐植酸钠6-8份、纳米高岭土5-15份、淀粉8-12份、羧甲基纤维素钠5-7份、海藻酸钠5-9份、纳米凹凸棒8-10份、硫酸钾4-6份。
2.根据权利要求1所述的一种高吸附性水凝胶,其特征在于:由以下质量份数配方成分组成:
纳米粘土10份、丝胶蛋白10份、交联剂1份、锂皂石6份、硅酸镁锂4份、壳聚糖10份、腐植酸钠6份、纳米高岭土5份、淀粉8份、羧甲基纤维素钠5份、海藻酸钠5份、纳米凹凸棒8份、硫酸钾4份。
3.根据权利要求1所述的一种高吸附性水凝胶,其特征在于:由以下质量份数配方成分组成:纳米粘土12.5份、丝胶蛋白11份、交联剂2份、锂皂石7份、硅酸镁锂5份、壳聚糖11份、腐植酸钠7份、纳米高岭土10份、淀粉10份、羧甲基纤维素钠6份、海藻酸钠7份、纳米凹凸棒9份、硫酸钾5份。
4.根据权利要求1所述的一种高吸附性水凝胶,其特征在于:由以下质量份数配方成分组成:
纳米粘土15份、丝胶蛋白12份、交联剂3份、锂皂石8份、硅酸镁锂6份、壳聚糖12份、腐植酸钠8份、纳米高岭土15份、淀粉12份、羧甲基纤维素钠7份、海藻酸钠9份、纳米凹凸棒10份、硫酸钾6份。
5.一种根据权利要求1所述的一种高吸附性水凝胶的制备方法,其特征在于:包括如下步骤:
步骤一、将纳米粘土、锂皂石、纳米高岭土、淀粉和纳米凹凸棒依次加入水中,配制成水溶液,在20℃的密封容器中,搅拌30-70min,直至完全分散形成均一溶液;
步骤二、将上述溶液用冰块冷却至0-5℃,30min后加入交联剂,继续搅拌5-20min,直至混合溶液开始出现粘稠状;
步骤三、将粘稠状的混合溶液立刻倒入厚度为2mm的玻璃模具中与剩余原料进行混合,搅拌20-30min;
步骤四、将步骤三所得于20-30℃下静置密封反应15-36h,然后将反应产物浸泡于水中2周,得到纯化后的水凝胶;
步骤五、将纯化后的水凝胶置于20-35℃的鼓风干燥箱中干燥20-40h,既得成品。
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Cited By (3)
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CN109912046A (zh) * | 2019-03-30 | 2019-06-21 | 杨晓飞 | 一种农业污水处理剂及其制备方法 |
CN109912127A (zh) * | 2019-03-30 | 2019-06-21 | 杨晓飞 | 一种农业污水处理工艺 |
CN114031819A (zh) * | 2021-11-25 | 2022-02-11 | 东莞市兆科电子材料科技有限公司 | 水凝胶及其制备方法和应用 |
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CN114031819B (zh) * | 2021-11-25 | 2022-10-21 | 东莞市兆科电子材料科技有限公司 | 水凝胶及其制备方法和应用 |
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