CN106758143A - 抗菌和抗紫外多功能棉织物的整理方法 - Google Patents
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Abstract
本发明提供了一种抗菌和抗紫外多功能棉织物的整理方法,将经过阴离子表面活性剂或者强碱预处理的棉织物依次放入到由锌盐制备的阳离子构筑基元溶液和由多元羧酸制备的阴离子构筑基元溶液中重复多次浸泡,通过锌盐和羧酸的作用形成金属有机骨架化合物,在织物表面引入一层具有抗菌和抗紫外性能的功能层,得到多功能棉织物。通过控制棉织物的预处理方法,反应物的种类以及浓度、浸泡时间、整理的重复次数,得到具有不同特性的多功能织物。本发明方法简单,效率高,无需特殊设备;原料成本低、易获得;使用的阴离子表面活性剂、强碱、锌盐和羧酸均无毒无害,反应在水相中进行,无需添加任何有机溶剂;且制备的织物具有抗菌和抗紫外等多功能性。
Description
技术领域
本发明涉及一种棉织物的整理方法,特别涉及一种抗菌和抗紫外多功能棉织物的整理方法。
背景技术
作为大众化的服装面料,棉织物具有吸水性强、耐磨耐洗、柔软舒适等优点,经过整理的棉织物可以具有更广泛的应用。随着时代的发展和科技的进步,棉织物的功能化整理,如超疏水整理,抗紫外线整理、低温免烫整理、抗菌整理、抗皱整理、阻燃整理等,已经是棉织物应用到生活中必不可少的环节。
目前,对棉织物功能整理的研究比较热门,整理的方法也有很多,但是其中多数方法工艺复杂、耗时长,成本高。然而,到目前为止,还未发现有关常温常压下短时间重复浸泡得到多功能棉织物的研究。
由于金属有机骨架化合物的多功能性及其在织物上均匀的分布,使织物在众多领域具有重要的应用潜力,如可用于抗菌、抗紫外线等领域。本发明即基于该原理提供一种工艺简单易行、原料容易获得、成本低廉、适用于规模化生产多功能棉织物的整理方法。
发明内容
本发明要解决的技术问题是提供一种工艺简单易行、原料容易获得、成本低廉、适用于规模化生产的多功能棉织物的整理方法,其制备得到的棉织物具有抗菌和抗紫外等多功能性。
为了解决上述技术问题,本发明的技术方案是提供一种抗菌和抗紫外多功能棉织物的整理方法,其特征在于,包括以下步骤:
步骤1:将织物使用阴离子表面活性剂水溶液浸泡或者将织物浸轧强碱水溶液,然后将织物取出,水洗,预烘,得到预处理织物;
步骤2:制备锌盐水溶液作为阳离子构筑基元溶液A,配置多元羧酸水溶液作为阴离子构筑基元溶液B;
步骤3:将预处理织物在阳离子构筑基元溶液A中浸泡,然后将织物从阳离子构筑基元溶液A中取出,漂洗除去织物表面物理吸附的阳离子构筑基元;
步骤4:将经步骤3处理的织物在阴离子构筑基元溶液B中浸泡,然后将织物从阴离子构筑基元溶液B中取出,漂洗除去织物表面物理吸附的阴离子构筑基元,从而完成一个周期的制备;
步骤5:将经步骤4处理的织物连续重复步骤3和步骤4数次,最后将上述处理后的织物取出,水洗、烘干,制备得到稳定、持久的同时具有抗菌和抗紫外性能的多功能织物。
优选地,所述步骤1中,阴离子表面活性剂为十二烷基硫酸钠或十二烷基苯磺酸钠,强碱为氢氧化钠或氢氧化钾。
优选地,所述步骤1中,阴离子表面活性剂水溶液的浓度为0.05-0.2mol/L,织物与阴离子表面活性剂水溶液的浴比为1∶10-1∶40,织物在阴离子表面活性剂水溶液中的浸泡时间为1-3小时。
优选地,所述步骤1中,强碱水溶液的浓度为30-70g/L;浸轧工艺为二浸二轧,带液率为70%-110%。
优选地,所述步骤2中,锌盐为醋酸锌、氯化锌、硝酸锌和硫酸锌中的一种或几种。
优选地,所述步骤2中,锌盐水溶液的浓度为0.05-0.4mol/L。
优选地,所述步骤2中,多元羧酸为对苯二甲酸、均苯三甲酸、均苯四甲酸、丁二酸、戊二酸、柠檬酸、丁烷四羧酸中的一种或几种。
优选地,所述步骤2中,多元羧酸水溶液的浓度为0.05-0.2mol/L。
优选地,所述步骤2中,阳离子构筑基元溶液A中锌盐和阴离子构筑基元溶液B中多元羧酸的摩尔比为5∶1-1∶5。
优选地,所述步骤3中,浴比为1∶5-1∶20,浸泡时间为5-15min;
优选地,所述步骤4中,浴比为1∶5-1∶20,浸泡时间为5-15min。
本发明首先将棉织物经过阴离子表面活性剂或者强碱预处理,在棉织物表面引入阴离子等有利于膜制备的基团,得到预处理织物;将预处理棉织物首先在含有锌盐的阳离子构筑基元溶液A中浸泡,利用预处理织物表面引入的负离子基团(阴离子表面活性剂或者纤维上由强碱造成的氧负离子)与锌离子发生反应;再将棉织物在含有多元羧酸的阴离子构筑基元溶液B中浸泡,使多元羧酸与织物表面引入的锌离子发生反应;之后将该织物连续多次分别在阳离子构筑基元溶液A和阴离子构筑基元溶液B中浸泡,通过锌盐和多元羧酸的作用形成具有特定结构和组成的化合物,从而在织物表面引入一层具有抗菌和抗紫外性能的功能层,制备得到多功能织物。
在整理过程中,通过控制棉织物的预处理方法,反应物锌盐和羧酸的种类以及浓度、浸泡时间、整理的重复次数,也可以得到具有除抗菌和抗紫外性能以外的、其他不同特性的多功能织物。该整理方法不限制于棉织物,通过改变织物的预处理方法,也可以适用于其他的非棉织物。
相比现有技术,本发明提供的方法具有如下有益效果:
(1)方法及工艺过程简单,效率高,无需特殊设备;原料成本低、易获得,有利于工业化生产。
(2)反应过程中使用的阴离子表面活性剂、强碱、锌盐和多元羧酸均无毒无害,反应在水相中进行,无需添加任何有机溶剂,环境友好。
(3)棉织物整理后具有抗紫外、抗菌等多功能性,具有良好的应用前景。
(4)通过改变织物的预处理方法,该整理方法也适用于其他非棉型织物。
附图说明
图1为实施例1制备得到的多功能棉织物的扫描电镜图;
图2为实施例2制备得到的多功能棉织物的扫描电镜图。
具体实施方式
下面结合具体实施例,进一步阐述本发明。应理解,这些实施例仅用于说明本发明而不用于限制本发明的范围。此外应理解,在阅读了本发明讲授的内容之后,本领域技术人员可以对本发明作各种改动或修改,这些等价形式同样落于本申请所附权利要求书所限定的范围。
实施例1
将棉织物放入0.1mol/L的十二烷基硫酸钠溶液中浸泡2h,浴比为1∶20,洗净、烘干后得到预处理棉织物。配制0.25mol/L的醋酸锌水溶液作为阳离子构筑基元溶液A,配制0.075mol/L的对苯二甲酸水溶液作为阴离子构筑基元溶液B。将预处理棉织物放入阳离子构筑基元溶液A中浸泡10min,浴比为1∶10,取出漂洗,再放入阴离子构筑基元溶液B中浸泡15min,浴比为1∶15,取出漂洗;连续重复在溶液A和溶液B中浸泡8次后取出,水洗、烘干,制备得到稳定、持久的同时具有抗菌和抗紫外性能的多功能织物。产物的SEM图见附图1。织物抑菌率大于99%,抗紫外性能UPF 50+。
实施例2
将棉织物放入20g/L的氢氧化钠溶液中二浸二轧,带液率为110%,洗净、烘干后得到预处理棉织物。配制0.20mol/L的氯化锌水溶液作为阳离子构筑基元溶液A,配制0.10mol/L的丁四羧酸水溶液作为阴离子构筑基元溶液B。将预处理棉织物放入阳离子构筑基元溶液A中浸泡10min,浴比为1∶10,取出漂洗,再放入阴离子构筑基元溶液B中浸泡10min,浴比为1∶10,取出漂洗;连续重复在溶液A和溶液B中浸泡8次后取出,水洗、烘干,制备得到稳定、持久的同时具有抗菌和抗紫外性能的多功能织物。织物抑菌率大于99%,抗紫外性能UPF 50+。
实施例3
将棉织物放入0.05mol/L的十二烷基苯磺酸钠溶液中浸泡3h,浴比为1∶40,洗净、烘干后得到预处理棉织物。配制0.3mol/L的醋酸锌水溶液作为阳离子构筑基元溶液A,配制0.05mol/L的柠檬酸水溶液作为阴离子构筑基元溶液B。将预处理棉织物放入阳离子构筑基元溶液A中浸泡10min,浴比为1∶10,取出漂洗,再放入阴离子构筑基元溶液B中浸泡15min,浴比为1∶20,取出漂洗;连续重复在溶液A和溶液B中浸泡12次后取出,水洗、烘干,制备得到稳定、持久的同时具有抗菌和抗紫外性能的多功能织物。织物抑菌率大于99%,抗紫外性能UPF 40+。
实施例4
将棉织物放入70g/L的氢氧化钾溶液中二浸二轧,带液率为70%,洗净、烘干后得到预处理棉织物。配制0.05mol/L的硫酸锌水溶液作为阳离子构筑基元溶液A,配制0.20mol/L的均苯三酸水溶液作为阴离子构筑基元溶液B。将预处理棉织物放入阳离子构筑基元溶液A中浸泡15min,浴比为1∶20,取出漂洗,再放入阴离子构筑基元溶液B中浸泡5min,浴比为1∶5,取出漂洗;连续重复在溶液A和溶液B中浸泡10次后取出,水洗、烘干,制备得到稳定、持久的同时具有抗菌和抗紫外性能的多功能织物。织物抑菌率大于99%,抗紫外性能UPF50+。
实施例5
将棉织物放入0.2mol/L的十二烷基硫酸钠溶液中浸泡1h,浴比为1∶10,洗净、烘干后得到预处理棉织物。配制0.15mol/L的醋酸锌水溶液作为阳离子构筑基元溶液A,配制0.15mol/L的丁二酸水溶液作为阴离子构筑基元溶液B。将预处理棉织物放入阳离子构筑基元溶液A中浸泡10min,浴比为1∶15,取出漂洗,再放入阴离子构筑基元溶液B中浸泡10min,浴比为1∶15,取出漂洗;连续重复在溶液A和溶液B中浸泡10次后取出,水洗、烘干,制备得到稳定、持久的同时具有抗菌和抗紫外性能的多功能织物。织物抑菌率大于99%,抗紫外性能UPF 50+。
实施例6
将棉织物放入50g/L的氢氧化钠溶液中二浸二轧,带液率为90%,洗净、烘干后得到预处理棉织物。配制0.4mol/L的硝酸锌水溶液作为阳离子构筑基元溶液A,配制0.1mol/L的均苯四甲酸水溶液作为阴离子构筑基元溶液B。将预处理棉织物放入阳离子构筑基元溶液A中浸泡5min,浴比为1∶5,取出漂洗,再放入阴离子构筑基元溶液B中浸泡10min,浴比为1∶5,取出漂洗;连续重复在溶液A和溶液B中浸泡10次后取出,水洗、烘干,制备得到稳定、持久的同时具有抗菌和抗紫外性能的多功能织物。织物抑菌率大于99%,抗紫外性能UPF50+。
Claims (10)
1.一种抗菌和抗紫外多功能棉织物的整理方法,其特征在于,包括以下步骤:
步骤1:将织物使用阴离子表面活性剂水溶液浸泡或者将织物浸轧强碱水溶液,然后将织物取出,水洗,预烘,得到预处理织物;
步骤2:制备锌盐水溶液作为阳离子构筑基元溶液A,配置多元羧酸水溶液作为阴离子构筑基元溶液B;
步骤3:将预处理织物在阳离子构筑基元溶液A中浸泡,然后将织物从阳离子构筑基元溶液A中取出,漂洗除去织物表面物理吸附的阳离子构筑基元;
步骤4:将经步骤3处理的织物在阴离子构筑基元溶液B中浸泡,然后将织物从阴离子构筑基元溶液B中取出,漂洗除去织物表面物理吸附的阴离子构筑基元,从而完成一个周期的制备;
步骤5:将经步骤4处理的织物连续重复步骤3和步骤4数次,最后将上述处理后的织物取出,水洗、烘干,制备得到稳定、持久的同时具有抗菌和抗紫外性能的多功能织物。
2.如权利要求1所述的一种抗菌和抗紫外多功能棉织物的整理方法,其特征在于:所述步骤1中,阴离子表面活性剂为十二烷基硫酸钠或十二烷基苯磺酸钠,强碱为氢氧化钠或氢氧化钾。
3.如权利要求1或2所述的一种抗菌和抗紫外多功能棉织物的整理方法,其特征在于:所述步骤1中,阴离子表面活性剂水溶液的浓度为0.05-0.2mol/L,织物与阴离子表面活性剂水溶液的浴比为1∶10-1∶40,织物在阴离子表面活性剂水溶液中的浸泡时间为1-3小时。
4.如权利要求1或2所述的一种抗菌和抗紫外多功能棉织物的整理方法,其特征在于:所述步骤1中,强碱水溶液的浓度为30-70g/L;浸轧工艺为二浸二轧,带液率为70%-110%。
5.如权利要求1所述的一种抗菌和抗紫外多功能棉织物的整理方法,其特征在于:所述步骤2中,锌盐为醋酸锌、氯化锌、硝酸锌和硫酸锌中的一种或几种。
6.如权利要求1所述的一种抗菌和抗紫外多功能棉织物的整理方法,其特征在于:所述步骤2中,锌盐水溶液的浓度为0.05-0.4mol/L。
7.如权利要求1所述的一种抗菌和抗紫外多功能棉织物的整理方法,其特征在于:所述步骤2中,多元羧酸为对苯二甲酸、均苯三甲酸、均苯四甲酸、丁二酸、戊二酸、柠檬酸、丁烷四羧酸中的一种或几种。
8.如权利要求1所述的一种抗菌和抗紫外多功能棉织物的整理方法,其特征在于:所述步骤2中,多元羧酸水溶液的浓度为0.05-0.2mol/L。
9.如权利要求1所述的一种抗菌和抗紫外多功能棉织物的整理方法,其特征在于:所述步骤2中,阳离子构筑基元溶液A中锌盐和阴离子构筑基元溶液B中多元羧酸的摩尔比为5∶1-1∶5。
10.如权利要求1所述的一种抗菌和抗紫外多功能棉织物的整理方法,其特征在于:所述步骤3中,浴比为1∶5-1∶20,浸泡时间为5-15min;所述步骤4中,浴比为1∶5-1∶20,浸泡时间为5-15min。
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