CN112575577A - 一种纺织用抗菌防霉剂的制备方法 - Google Patents
一种纺织用抗菌防霉剂的制备方法 Download PDFInfo
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Abstract
本发明属于纺织技术领域,具体涉及一种纺织用抗菌防霉剂的制备方法。本发明以金银花、山苍子及鱼腥草作为基础原料,通过利用爆破、蒸煮进行提取,获得其中酯、酸等有益物质,取得了抗菌防霉基础料,随后利用活性炭脱色,再将其与乙醇胺,在催化剂的作用下,将其中的酯等进行酰胺化处理,一是增加了活性基团,二是提高了与其他物质的结合性能,利用混合颗粒进行吸附,使用交联剂进行交联使用,随后进行包裹,实现了微囊化,提高了与纺织品间的结合性能。
Description
技术领域
本发明属于纺织技术领域,具体涉及一种纺织用抗菌防霉剂的制备方法。
背景技术
纺织品因其疏松多孔的结构,极易吸收人体新陈代谢所分泌的汗液与油脂, 为微生物的附着和繁殖提供有利场所,一些细菌、病毒在纺织品表面可存活数小时至数天。多项研究表明,抗菌纺织品用于医用防护与个人卫生,将会极大地提高环境整体清洁度,降低院内感染发生率, 保障患者及医护人员安全。因此,抗菌、抗病毒纺织品的研发与应用具有重要的意义。
抗菌剂是指能够有效抑制细菌、真菌、病毒等微生物生长繁殖或可杀灭病菌的物质,抗菌纺织品通常是在纺织品中加入抗菌剂来实现。根据抗菌剂的组成结构、作用机理及来源,一般分为无机抗菌剂、有机抗菌剂和天然抗菌剂3类。本文概述了目前常用纺织用抗菌整理剂的种类、抗菌机理以及整理方式,并对抗菌、抗病毒纺织品的未来发展进行了展望。
在自然界千百万年的演化过程中,大量动植物进化出了自己对抗微生物的独有防御机制,产生了一些具有抗菌性能的生物活性物质,这些来源于自然界的抗菌物质称为天然抗菌剂。与有机合成抗菌剂相比,天然抗菌剂具有生物相容性好,可被自然降解,且不会使细菌产生抗药性等优势。随着人们对抗菌纺织品的需求的提高,对生活品质的不断追求以及对合成抗菌剂所带来的环境问题的担忧,天然抗菌剂的研究受到了广泛关注。
天然抗菌剂安全性较高,可自然降解,符合绿色环保、回归自然的消费心理,但是也存在市场化品种较少,抗菌活性较低,耐热性能差,抗菌持久力不强,提取工艺较为复杂等限制。
发明内容
本发明所要解决的技术问题:针对纺织用抗菌防霉剂抗菌活性较低,耐热性能差,抗菌持久力不强的问题,提供一种纺织用抗菌防霉剂的制备方法。
为解决上述技术问题,本发明采用如下所述的技术方案是:
一种纺织用抗菌防霉剂的制备方法,该制备方法包括如下步骤:
(1)将复合料、盐酸溶液按质量比1:10~15进行混合,蒸汽爆破,收集爆破混合物,将爆破混合物、水按质量比3:5进行混合,加热,蒸煮,冷却,静置,过滤,收集滤液;
(2)将滤液与活性炭按质量比7:1~3搅拌混合,静置,过滤,收集过滤液,将过滤液、乙醇胺按质量比16~18:1放入反应器中,调节pH至中性,预热,再加入乙醇胺质量0.1~0.2%的催化剂,升温,搅拌;
(3)在搅拌结束后,冷却,出料,过滤,收集滤液A,按重量份数计,取120~130份滤液A、40~50份醋酸溶液、20~30份混合料、7~9份混合颗粒、3~5份交联剂、2~4份表面活性剂;
(4)将滤液A、混合颗粒及表面活性剂放入反应釜中,搅拌,再将醋酸溶液、混合料进行搅拌,调节pH,加入反应釜,降温,加入交联剂,搅拌,出料,冷冻干燥,收集冷冻干燥物,即得纺织用抗菌防霉剂。
所述步骤(1)中复合料为金银花、山苍子及鱼腥草按质量比10:3~5:7进行混合,粉碎,即得复合料。
所述步骤(2)中催化剂为1,1'-双二苯基膦二茂铁二氯化钯、甲醇钠按质量比4:1~2混合而成。
所述混合料为壳聚糖、灵芝多糖按质量比20:1混合而成。
所述混合颗粒为纳米多孔二氧化钛、氧化石墨烯按质量比9:1混合而成。
所述交联剂为戊二醛、京尼平按质量比13:1混合而成。
所述表面活性剂为聚氧乙烯脱水山梨醇单油酸酯、失水山梨糖醇脂肪酸酯按质量比8:3混合而成。
本发明与其他方法相比,有益技术效果是:
(1)本发明以金银花、山苍子及鱼腥草作为基础原料,通过利用爆破、蒸煮进行提取,获得其中酯、酸等有益物质,取得了抗菌防霉基础料,随后利用活性炭脱色,再将其与乙醇胺,在催化剂的作用下,将其中的酯等进行酰胺化处理,一是增加了活性基团,二是提高了与其他物质的结合性能,利用混合颗粒进行吸附,使用交联剂进行交联使用,随后进行包裹,实现了微囊化,提高了与纺织品间的结合性能。
(2)本发明在使用过程中,通过利用纺织用抗菌防霉剂快速分散在纺织品表面及内部,再利用其内部存在的微量交联剂可以很好的与纺织品表面进行结合,同时利用交联可以使微囊化颗粒很好的与纺织品进行结合,并且利用混合颗粒的作用缓慢的释放防霉抗菌物质,而且利用微囊化的处理,避免了抗菌防霉剂的流逝,提高了效果时间。
具体实施方式
复合料为金银花、山苍子及鱼腥草按质量比10:3~5:7进行混合,粉碎,即得复合料。
催化剂为1,1'-双二苯基膦二茂铁二氯化钯、甲醇钠按质量比4:1~2混合而成。
混合料为壳聚糖、灵芝多糖按质量比20:1混合而成。
混合颗粒为纳米多孔二氧化钛、氧化石墨烯按质量比9:1混合而成。
交联剂为戊二醛、京尼平按质量比13:1混合而成。
表面活性剂为聚氧乙烯脱水山梨醇单油酸酯、失水山梨糖醇脂肪酸酯按质量比8:3混合而成。
一种纺织用抗菌防霉剂的制备方法,该制备方法包括如下步骤:
(1)将复合料、0.3mol/L盐酸溶液按质量比1:10~15进行混合,在2MPa,维持压力70s,蒸汽爆破,收集爆破混合物,将爆破混合物、水按质量比3:5进行混合,加热至100℃,蒸煮5~7h,冷却至室温,静置20min,过滤,收集滤液;
(2)将滤液与活性炭按质量比7:1~3搅拌混合,静置1h,过滤,收集过滤液,将过滤液、乙醇胺按质量比16~18:1放入反应器中,调节pH至中性,在50~55℃预热30min,再加入乙醇胺质量0.1~0.2%的催化剂,升温至80~85℃,以600r/min搅拌8~10h;
(3)在搅拌结束后,冷却至室温,出料,过滤,收集滤液A,按重量份数计,取120~130份滤液A、40~50份质量分数为4%醋酸溶液、20~30份混合料、7~9份混合颗粒、3~5份交联剂、2~4份表面活性剂;
(4)将滤液A、混合颗粒及表面活性剂放入反应釜中,以1000r/min搅拌30min,再将质量分数为4%醋酸溶液、混合料以500r/min进行搅拌10min,调节pH至5.0,加入反应釜,降温至1~3℃,加入交联剂,以600r/min搅拌9~12h,出料,冷冻干燥,收集冷冻干燥物,即得纺织用抗菌防霉剂。
实施例1
复合料为金银花、山苍子及鱼腥草按质量比10:5:7进行混合,粉碎,即得复合料。
催化剂为1,1'-双二苯基膦二茂铁二氯化钯、甲醇钠按质量比4:2混合而成。
混合料为壳聚糖、灵芝多糖按质量比20:1混合而成。
混合颗粒为纳米多孔二氧化钛、氧化石墨烯按质量比9:1混合而成。
交联剂为戊二醛、京尼平按质量比13:1混合而成。
表面活性剂为聚氧乙烯脱水山梨醇单油酸酯、失水山梨糖醇脂肪酸酯按质量比8:3混合而成。
一种纺织用抗菌防霉剂的制备方法,该制备方法包括如下步骤:
(1)将复合料、0.3mol/L盐酸溶液按质量比1: 15进行混合,在2MPa,维持压力70s,蒸汽爆破,收集爆破混合物,将爆破混合物、水按质量比3:5进行混合,加热至100℃,蒸煮7h,冷却至室温,静置20min,过滤,收集滤液;
(2)将滤液与活性炭按质量比7: 3搅拌混合,静置1h,过滤,收集过滤液,将过滤液、乙醇胺按质量比18:1放入反应器中,调节pH至中性,在55℃预热30min,再加入乙醇胺质量0.2%的催化剂,升温至85℃,以600r/min搅拌10h;
(3)在搅拌结束后,冷却至室温,出料,过滤,收集滤液A,按重量份数计,取130份滤液A、50份质量分数为4%醋酸溶液、30份混合料、9份混合颗粒、5份交联剂、4份表面活性剂;
(4)将滤液A、混合颗粒及表面活性剂放入反应釜中,以1000r/min搅拌30min,再将质量分数为4%醋酸溶液、混合料以500r/min进行搅拌10min,调节pH至5.0,加入反应釜,降温至3℃,加入交联剂,以600r/min搅拌12h,出料,冷冻干燥,收集冷冻干燥物,即得纺织用抗菌防霉剂。
实施例2
复合料为金银花、山苍子及鱼腥草按质量比10:4:7进行混合,粉碎,即得复合料。
催化剂为1,1'-双二苯基膦二茂铁二氯化钯、甲醇钠按质量比4:1.5混合而成。
混合料为壳聚糖、灵芝多糖按质量比20:1混合而成。
混合颗粒为纳米多孔二氧化钛、氧化石墨烯按质量比9:1混合而成。
交联剂为戊二醛、京尼平按质量比13:1混合而成。
表面活性剂为聚氧乙烯脱水山梨醇单油酸酯、失水山梨糖醇脂肪酸酯按质量比8:3混合而成。
一种纺织用抗菌防霉剂的制备方法,该制备方法包括如下步骤:
(1)将复合料、0.3mol/L盐酸溶液按质量比1:13进行混合,在2MPa,维持压力70s,蒸汽爆破,收集爆破混合物,将爆破混合物、水按质量比3:5进行混合,加热至100℃,蒸煮6h,冷却至室温,静置20min,过滤,收集滤液;
(2)将滤液与活性炭按质量比7:2搅拌混合,静置1h,过滤,收集过滤液,将过滤液、乙醇胺按质量比17:1放入反应器中,调节pH至中性,在53℃预热30min,再加入乙醇胺质量0.1%的催化剂,升温至83℃,以600r/min搅拌9h;
(3)在搅拌结束后,冷却至室温,出料,过滤,收集滤液A,按重量份数计,取125份滤液A、45份质量分数为4%醋酸溶液、25份混合料、8份混合颗粒、4份交联剂、3份表面活性剂;
(4)将滤液A、混合颗粒及表面活性剂放入反应釜中,以1000r/min搅拌30min,再将质量分数为4%醋酸溶液、混合料以500r/min进行搅拌10min,调节pH至5.0,加入反应釜,降温至2℃,加入交联剂,以600r/min搅拌10h,出料,冷冻干燥,收集冷冻干燥物,即得纺织用抗菌防霉剂。
实施例3
复合料为金银花、山苍子及鱼腥草按质量比10:3~5:7进行混合,粉碎,即得复合料。
催化剂为1,1'-双二苯基膦二茂铁二氯化钯、甲醇钠按质量比4:1混合而成。
混合料为壳聚糖、灵芝多糖按质量比20:1混合而成。
混合颗粒为纳米多孔二氧化钛、氧化石墨烯按质量比9:1混合而成。
交联剂为戊二醛、京尼平按质量比13:1混合而成。
表面活性剂为聚氧乙烯脱水山梨醇单油酸酯、失水山梨糖醇脂肪酸酯按质量比8:3混合而成。
一种纺织用抗菌防霉剂的制备方法,该制备方法包括如下步骤:
(1)将复合料、0.3mol/L盐酸溶液按质量比1:10进行混合,在2MPa,维持压力70s,蒸汽爆破,收集爆破混合物,将爆破混合物、水按质量比3:5进行混合,加热至100℃,蒸煮5h,冷却至室温,静置20min,过滤,收集滤液;
(2)将滤液与活性炭按质量比7:1搅拌混合,静置1h,过滤,收集过滤液,将过滤液、乙醇胺按质量比16:1放入反应器中,调节pH至中性,在50℃预热30min,再加入乙醇胺质量0.1%的催化剂,升温至80℃,以600r/min搅拌8h;
(3)在搅拌结束后,冷却至室温,出料,过滤,收集滤液A,按重量份数计,取120份滤液A、40份质量分数为4%醋酸溶液、20份混合料、7份混合颗粒、3份交联剂、2份表面活性剂;
(4)将滤液A、混合颗粒及表面活性剂放入反应釜中,以1000r/min搅拌30min,再将质量分数为4%醋酸溶液、混合料以500r/min进行搅拌10min,调节pH至5.0,加入反应釜,降温至1℃,加入交联剂,以600r/min搅拌9h,出料,冷冻干燥,收集冷冻干燥物,即得纺织用抗菌防霉剂。
对比例1
复合料为金银花、山苍子及鱼腥草按质量比10:3~5:7进行混合,粉碎,即得复合料。
催化剂为1,1'-双二苯基膦二茂铁二氯化钯、甲醇钠按质量比4:1混合而成。
混合料为壳聚糖、灵芝多糖按质量比20:1混合而成。
交联剂为戊二醛、京尼平按质量比13:1混合而成。
表面活性剂为聚氧乙烯脱水山梨醇单油酸酯、失水山梨糖醇脂肪酸酯按质量比8:3混合而成。
一种纺织用抗菌防霉剂的制备方法,该制备方法包括如下步骤:
(1)将复合料、0.3mol/L盐酸溶液按质量比1:10进行混合,在2MPa,维持压力70s,蒸汽爆破,收集爆破混合物,将爆破混合物、水按质量比3:5进行混合,加热至100℃,蒸煮5h,冷却至室温,静置20min,过滤,收集滤液;
(2)将滤液与活性炭按质量比7:1搅拌混合,静置1h,过滤,收集过滤液,将过滤液、乙醇胺按质量比16:1放入反应器中,调节pH至中性,在50℃预热30min,再加入乙醇胺质量0.1%的催化剂,升温至80℃,以600r/min搅拌8h;
(3)在搅拌结束后,冷却至室温,出料,过滤,收集滤液A,按重量份数计,取120份滤液A、40份质量分数为4%醋酸溶液、20份混合料、3份交联剂、2份表面活性剂;
(4)将滤液A及表面活性剂放入反应釜中,以1000r/min搅拌30min,再将质量分数为4%醋酸溶液、混合料以500r/min进行搅拌10min,调节pH至5.0,加入反应釜,降温至1℃,加入交联剂,以600r/min搅拌9h,出料,冷冻干燥,收集冷冻干燥物,即得纺织用抗菌防霉剂。
对比例2
复合料为金银花、山苍子及鱼腥草按质量比10:3~5:7进行混合,粉碎,即得复合料。
混合料为壳聚糖、灵芝多糖按质量比20:1混合而成。
混合颗粒为纳米多孔二氧化钛、氧化石墨烯按质量比9:1混合而成。
交联剂为戊二醛、京尼平按质量比13:1混合而成。
表面活性剂为聚氧乙烯脱水山梨醇单油酸酯、失水山梨糖醇脂肪酸酯按质量比8:3混合而成。
一种纺织用抗菌防霉剂的制备方法,该制备方法包括如下步骤:
(1)将复合料、0.3mol/L盐酸溶液按质量比1:10进行混合,在2MPa,维持压力70s,蒸汽爆破,收集爆破混合物,将爆破混合物、水按质量比3:5进行混合,加热至100℃,蒸煮5h,冷却至室温,静置20min,过滤,收集滤液;
(2)将滤液与活性炭按质量比7:1搅拌混合,静置1h,过滤,收集过滤液,将过滤液、乙醇胺按质量比16:1放入反应器中,调节pH至中性,在50℃预热30min,升温至80℃,以600r/min搅拌8h;
(3)在搅拌结束后,冷却至室温,出料,过滤,收集滤液A,按重量份数计,取120份滤液A、40份质量分数为4%醋酸溶液、20份混合料、7份混合颗粒、3份交联剂、2份表面活性剂;
(4)将滤液A、混合颗粒及表面活性剂放入反应釜中,以1000r/min搅拌30min,再将质量分数为4%醋酸溶液、混合料以500r/min进行搅拌10min,调节pH至5.0,加入反应釜,降温至1℃,加入交联剂,以600r/min搅拌9h,出料,冷冻干燥,收集冷冻干燥物,即得纺织用抗菌防霉剂。
对比例3
复合料为金银花、山苍子及鱼腥草按质量比10:3~5:7进行混合,粉碎,即得复合料。
催化剂为1,1'-双二苯基膦二茂铁二氯化钯、甲醇钠按质量比4:1混合而成。
混合料为壳聚糖、灵芝多糖按质量比20:1混合而成。
混合颗粒为纳米多孔二氧化钛、氧化石墨烯按质量比9:1混合而成。
表面活性剂为聚氧乙烯脱水山梨醇单油酸酯、失水山梨糖醇脂肪酸酯按质量比8:3混合而成。
一种纺织用抗菌防霉剂的制备方法,该制备方法包括如下步骤:
(1)将复合料、0.3mol/L盐酸溶液按质量比1:10进行混合,在2MPa,维持压力70s,蒸汽爆破,收集爆破混合物,将爆破混合物、水按质量比3:5进行混合,加热至100℃,蒸煮5h,冷却至室温,静置20min,过滤,收集滤液;
(2)将滤液与活性炭按质量比7:1搅拌混合,静置1h,过滤,收集过滤液,将过滤液、乙醇胺按质量比16:1放入反应器中,调节pH至中性,在50℃预热30min,再加入乙醇胺质量0.1%的催化剂,升温至80℃,以600r/min搅拌8h;
(3)在搅拌结束后,冷却至室温,出料,过滤,收集滤液A,按重量份数计,取120份滤液A、40份质量分数为4%醋酸溶液、20份混合料、7份混合颗粒、2份表面活性剂;
(4)将滤液A、混合颗粒及表面活性剂放入反应釜中,以1000r/min搅拌30min,再将质量分数为4%醋酸溶液、混合料以500r/min进行搅拌10min,调节pH至5.0,加入反应釜,降温至1℃,以600r/min搅拌9h,出料,冷冻干燥,收集冷冻干燥物,即得纺织用抗菌防霉剂。
将实施例和对比例制备的纺织用抗菌防霉剂分别与水按质量比1:20进行混合,将织物放入浸/轧,轧液率30~40%,烘干,烘焙,制备成抗菌布,进行下列检测:
抗菌检测:参照美国AATCCl00—1993标准,日本JIS L 2901标准,采用接触法。
防霉性检测:参照轻工行业标准QB/T2591.2003《抗菌塑料一抗菌性能试验方法和抗菌效果》中塑料表面防霉性能的检测方法。
洗涤试验
整理后对样品进行10次和20次洗涤。洗涤条件:40℃,浴比50:1;采用市售无酶洗衣粉,29/L,搅拌(正,反)10分钟,作为1次洗涤。用清水漂洗3次后,晾干或低温烘干。
检测结果如下表:
综上所述,本发明制备的纺织用抗菌防霉剂具有较好的性能。
Claims (7)
1.一种纺织用抗菌防霉剂的制备方法,其特征在于,该制备方法包括如下步骤:
(1)将复合料、盐酸溶液按质量比1:10~15进行混合,蒸汽爆破,收集爆破混合物,将爆破混合物、水按质量比3:5进行混合,加热,蒸煮,冷却,静置,过滤,收集滤液;
(2)将滤液与活性炭按质量比7:1~3搅拌混合,静置,过滤,收集过滤液,将过滤液、乙醇胺按质量比16~18:1放入反应器中,调节pH至中性,预热,再加入乙醇胺质量0.1~0.2%的催化剂,升温,搅拌;
(3)在搅拌结束后,冷却,出料,过滤,收集滤液A,按重量份数计,取120~130份滤液A、40~50份醋酸溶液、20~30份混合料、7~9份混合颗粒、3~5份交联剂、2~4份表面活性剂;
(4)将滤液A、混合颗粒及表面活性剂放入反应釜中,搅拌,再将醋酸溶液、混合料进行搅拌,调节pH,加入反应釜,降温,加入交联剂,搅拌,出料,冷冻干燥,收集冷冻干燥物,即得纺织用抗菌防霉剂。
2.根据权利要求1所述的纺织用抗菌防霉剂的制备方法,其特征在于,所述步骤(1)中复合料为金银花、山苍子及鱼腥草按质量比10:3~5:7进行混合,粉碎,即得复合料。
3.根据权利要求1所述的纺织用抗菌防霉剂的制备方法,其特征在于,所述步骤(2)中催化剂为1,1'-双二苯基膦二茂铁二氯化钯、甲醇钠按质量比4:1~2混合而成。
4.根据权利要求1所述的纺织用抗菌防霉剂的制备方法,其特征在于,所述混合料为壳聚糖、灵芝多糖按质量比20:1混合而成。
5.根据权利要求1所述的纺织用抗菌防霉剂的制备方法,其特征在于,所述混合颗粒为纳米多孔二氧化钛、氧化石墨烯按质量比9:1混合而成。
6.根据权利要求1所述的纺织用抗菌防霉剂的制备方法,其特征在于,所述交联剂为戊二醛、京尼平按质量比13:1混合而成。
7.根据权利要求1所述的纺织用抗菌防霉剂的制备方法,其特征在于,所述表面活性剂为聚氧乙烯脱水山梨醇单油酸酯、失水山梨糖醇脂肪酸酯按质量比8:3混合而成。
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