CN115538194B - 一种分散染色抗絮凝匀染剂及其合成方法 - Google Patents
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Abstract
本发明公开了一种分散染色抗絮凝匀染剂,包括阳离子型双子表面活性剂、双性离子型双子表面活性剂、去离子水和溶剂。本发明还公开了一种分散染色抗絮凝匀染剂的合成方法,将配方量的阳离子型双子表面活性剂和双性离子型双子表面活性剂加入去离子水和溶剂,充分搅拌均匀后,然后过滤出料得到分散染色抗絮凝匀染剂。本发明采用上述分散染色抗絮凝匀染剂及其合成方法,能够解决经过絮凝处理的回用水对分散染料产生絮凝导致色点、色渍、色花,而导致产品质量差的问题。
Description
技术领域
本发明涉及匀染剂技术领域,尤其是涉及一种分散染色抗絮凝匀染剂及其合成方法。
背景技术
分散染色作为第一大合成纤维涤纶的主体染色方式,经过130℃高温高压的条件下以书为介质进行染着纤维的过程,水质的好坏对分散染色极为重要,而日趋严格的排污指标所引起的回用水染色是近几年染厂最不可避免的问题,絮凝沉淀(气浮)法是回用水的处理最常规的方法,絮凝剂通常包含聚丙烯酰胺、铝盐以及铁盐三大类。而絮凝剂的残留将极大程度的影响分散染料在水中的聚集状态,在絮凝剂的作用下,分散染料的粒径逐步增大,进而影响其对面料的吸附与扩散。最终导致色点色渍等染色问题,给分散染色工序造成极大的困扰。
回用水的分散染色循环体系是达成排污指标以及碳中和的唯一之路,然而回用水的来源途径不一致,以及作为生产用水的指标却因污水处理设剂工艺以及所用药剂的不一致,而无法达成统一。目前回用水的三大核心指标分别为电导率、COD以及硬度。而絮凝剂的去除更多的依靠超滤膜,超滤膜的成本是给染厂带来的巨额开销使得其并没有有效的推广开来,同时过滤后的残留也并没有纳入染厂的常规检测指标中。未能有效的对絮凝剂的含量进行监测也为染厂的分散色留下了重大的隐患,层出不穷的质量问题也成为染厂最大的困扰。
目前针对于残留絮凝剂对分散染料的抗絮凝匀染研究成了解决染厂回用水生产问题的关键,但仍未有相关产品配套。综上所述,为解决回用水分散染色问题,需要解决残留絮凝剂对染料的絮凝导致的染色质量问题迫在眉睫,抗絮凝匀染剂的开发也将极大程度的推进回用水染色的进程,推动了印染行业早日达成碳中和的目标。
发明内容
本发明的目的是提供一种分散染色抗絮凝匀染剂及其合成方法,解决经过絮凝处理的回用水对分散染料产生絮凝导致色点、色渍、色花,而导致产品质量差的问题。
为实现上述目的,本发明提供了一种分散染色抗絮凝匀染剂,包括阳离子型双子表面活性剂、双性离子型双子表面活性剂、去离子水和溶剂,其中阳离子型双子表面活性剂所占比例为20%-40%,双性离子型双子表面活性剂所占比例为10%-40%,去离子水所占比例为10%-40%,溶剂所占比例为10%-20%;
阳离子型双子表面活性剂的结构式如下:
其中n=2~40;
双性离子型双子表面活性剂的结构式如下:
其中m=2~50。
上述的一种分散染色抗絮凝匀染剂的合成方法,包括以下步骤:
S1、阳离子型双子表面活性剂的合成:
S1-1、在搭有温度计,恒压滴加器,及冷凝回流器的四口烧瓶内加入腰果酚环氧乙烷聚醚、环氧氯丙烷,充分搅拌均匀后加入相转移催化剂,缓慢滴加碱剂;
S1-2、升温至80-120℃,保温4-6h,降温至40-60℃,加入亲核加成催化剂,缓慢滴加有机胺,控制温度在90-110℃,保温2-4h;
S1-3、降温至50℃以下,加入溶剂以及纯水充分搅拌,得到阳离子型双子表面活性剂;
S2、双性离子型双子表面活性剂的合成:
S2-1、在搭有温度计,恒压滴加器,及冷凝回流器的四口烧瓶内加入腰果酚环氧乙烷聚醚、环氧氯丙烷,充分搅拌均匀后加入相转移催化剂,缓慢滴加碱剂;
S2-2、升温至80-120℃,保温4-6h,降温至40-60℃,加入亲核加成催化剂,缓慢滴加有机胺,控制温度在90-110℃,保温2-4h;
S2-3、降温至80℃以下,打开氮气阀,加入顺丁烯二酸,充分溶解后,加入酯化催化剂,升温至140-180℃,保温4-6h;
S2-4、保温结束后,降温至60℃以下,加入溶剂、纯水和相转移催化剂,待充分混合均匀后加入磺化试剂,升温至80-120℃,保温2-3h,保温结束后得到双性离子型双子表面活性剂;
S3、分散染色抗絮凝匀染剂的合成:
将配方量的阳离子型双子表面活性剂和双性离子型双子表面活性剂加入去离子水和溶剂,充分搅拌均匀后,然后过滤出料得到分散染色抗絮凝匀染剂。
优选的,所述碱剂为氢氧化钠、氢氧化钾,亲核加成催化剂为4-二甲氨基吡啶,溶剂为乙醇、乙二醇,相转移催化剂为四丁基溴化铵,有机胺为乙二胺、二乙烯三胺、单乙醇胺。
优选的,所述步骤S2中酯化催化剂为磷钼酸、磷钨酸,磺化试剂为亚硫酸钠、亚硫酸氢钠。
优选的,上述的一种分散染色抗絮凝匀染剂应用于回用水分散染色的抗絮凝匀染。
本发明所述的一种分散染色抗絮凝匀染剂及其合成方法的优点和积极效果是:
1、阳离子型双子表面活性剂和双性离子型双子表面活性剂通过其疏水链段腰果酚与分散染料直接的分子间的色散取向力,其含有苯环的超共轭体系有效减小与染料分子间的势能,优先对分散染料吸附增容,增强其水溶性以及电荷稳定性,同时含有的长碳链可以有效的降低染料的表面张力增容了分散染料,同时这两种结构胺基含有的孤电子对可以有效的与钙、镁、铁离子进行配位螯合,通过聚醚链段以及阴离子基团的水溶性保持其稳定性。
2、阳离子型双子表面活性剂和双性离子型双子表面活性剂自生的双子结构,其增容抗絮凝的效率非常高,双性离子型双子表面活性剂通过对染料的增容,使得其形成有效的稳定的双电子层,有效的屏蔽絮凝剂丙烯酰胺对分散的的絮凝沉降。
3、阳离子型双子表面活性剂和双性离子型双子表面活性剂通过协同作用,在屏蔽絮凝剂影响得到同时,起到了增强分散染料的分散稳定性,通过分子间的作用力,有效的减缓了前期上染速率,提高了其分散稳定性,起到了较好的匀染作用。
4、本发明为回用水在分散染色提供了极大的可行性,具有非常高的推广价值。
下面通过附图和实施例,对本发明的技术方案做进一步的详细描述。
附图说明
图1为本发明一种分散染色抗絮凝匀染剂及其合成方法的分散性测试结果示意图。
具体实施方式
以下通过附图和实施例对本发明的技术方案作进一步说明。除非另外定义,本发明使用的技术术语或者科学术语应当为本发明所属领域内具有一般技能的人士所理解的通常意义。
实施例1
分散染色抗絮凝匀染剂的合成组分包括
腰果酚环氧乙烷聚醚60份,其中阳离子型双子表面活性剂中n=20,双性离子型双子表面活性剂中m=10,
环氧氯丙烷15份,
纯水20份,
碱剂:氢氧化钠4份,
亲核加成催化剂:4-二甲氨基吡啶2份,
酯化催化剂:磷钼酸、磷钨酸2份,
磺化试剂:亚硫酸钠、亚硫酸氢钠5份,
溶剂:乙二醇15份,
相转移催化剂为:四丁基溴化铵3份,
有机胺为:乙二胺5份、单乙醇胺12份。
分散染色抗絮凝匀染剂的合成方法如下:
S1、阳离子型双子表面活性剂的合成:
(1)在搭有温度计,恒压滴加器,及冷凝回流器的四口烧瓶内加入腰果酚环氧乙烷聚醚(n=20)、环氧氯丙烷,充分搅拌均匀后加入四丁基溴化铵,缓慢滴加氢氧化钠;
(2)升温至80-120℃,保温4-6h,降温至40-60℃,加入4-二甲氨基吡啶,缓慢滴加乙二胺,控制温度在90-110℃,保温2-4h;
(3)降温至50℃以下,加入乙二醇以及纯水充分搅拌,得到阳离子型双子表面活性剂;
S2、双性离子型双子表面活性剂的合成:
(1)在搭有温度计,恒压滴加器,及冷凝回流器的四口烧瓶内加入腰果酚环氧乙烷聚醚(m=10)、环氧氯丙烷,充分搅拌均匀后加入四丁基溴化铵,缓慢滴加氢氧化钠;
(2)升温至80-120℃,保温4-6h,降温至40-60℃,加入4-二甲氨基吡啶,缓慢滴加单乙醇胺,控制温度在90-110℃,保温2-4h;
(3)降温至80℃以下,打开氮气阀,加入顺丁烯二酸,充分溶解后,加入酯化催化剂,升温至140-180℃,保温4-6h;
(4)保温结束后,降温至60℃以下,加入乙二醇、纯水和四丁基溴化铵,待充分混合均匀后加入磺化试剂,升温至80-120℃,保温2-3h,保温结束后得到双性离子型双子表面活性剂;
S3、分散染色抗絮凝匀染剂的合成:
将阳离子型双子表面活性剂、双性离子型双子表面活性剂、去离子水和溶剂以30%:35%:20%:15%的比例混合,充分搅拌均匀后,过滤出料得到分散染色抗絮凝匀染剂。
实施例2
分散染色抗絮凝匀染剂的合成组分包括
腰果酚环氧乙烷聚醚60份,其中阳离子型双子表面活性剂中n=40,双性离子型双子表面活性剂中m=5,
环氧氯丙烷12份,
纯水20份,
碱剂:氢氧化钠4份,
亲核加成催化剂:4-二甲氨基吡啶2份,
酯化催化剂:磷钼酸、磷钨酸2份,
磺化试剂:亚硫酸钠、亚硫酸氢钠5份,
溶剂:乙醇15份,
相转移催化剂为:四丁基溴化铵3份,
有机胺为:二乙烯三胺5份、单乙醇胺15份。
分散染色抗絮凝匀染剂的合成方法如下:
S1、阳离子型双子表面活性剂的合成:
(1)在搭有温度计,恒压滴加器,及冷凝回流器的四口烧瓶内加入腰果酚环氧乙烷聚醚(n=40)、环氧氯丙烷,充分搅拌均匀后加入四丁基溴化铵,缓慢滴加氢氧化钠;
(2)升温至80-120℃,保温4-6h,降温至40-60℃,加入4-二甲氨基吡啶,缓慢滴加二乙烯三胺,控制温度在90-110℃,保温2-4h;
(3)降温至50℃以下,加入乙醇以及纯水充分搅拌,得到阳离子型双子表面活性剂;
S2、双性离子型双子表面活性剂的合成:
(1)在搭有温度计,恒压滴加器,及冷凝回流器的四口烧瓶内加入腰果酚环氧乙烷聚醚(m=5)、环氧氯丙烷,充分搅拌均匀后加入四丁基溴化铵,缓慢滴加氢氧化钠;
(2)升温至80-120℃,保温4-6h,降温至40-60℃,加入4-二甲氨基吡啶,缓慢滴加单乙醇胺,控制温度在90-110℃,保温2-4h;
(3)降温至80℃以下,打开氮气阀,加入顺丁烯二酸,充分溶解后,加入酯化催化剂,升温至140-180℃,保温4-6h;
(4)保温结束后,降温至60℃以下,加入乙醇、纯水和四丁基溴化铵,待充分混合均匀后加入磺化试剂,升温至80-120℃,保温2-3h,保温结束后得到双性离子型双子表面活性剂;
S3、分散染色抗絮凝匀染剂的合成:
将阳离子型双子表面活性剂、双性离子型双子表面活性剂、去离子水和溶剂以40%:30%:20%:10%的比例混合,充分搅拌均匀后,过滤出料得到分散染色抗絮凝匀染剂。
分散抗絮凝效果测试
按比例配置回用水:
300ppmCa2++100ppmFe3++100ppmMg2++100ppmAl3++50ppm聚丙烯酰胺。
然后进行分散性测试:用回用水配置浓度为2g/L的分散红玉5BL 200mL,共2组,一组空白对照组,一组实验组。实验组加入实施例1或实施例2所合成的分散染色抗絮凝匀染剂,升温至130℃后降温至98℃测试其分散性,结果如图1所示。由图1可知,加入分散染色抗絮凝匀染剂的布料染色均匀,空白对照组染色不均匀,且出现色点、色渍和花色。
因此,本发明采用上述的一种分散染色抗絮凝匀染剂及其合成方法,能够解决经过絮凝处理的回用水对分散染料产生絮凝导致色点、色渍、色花,而导致产品质量差的问题。
最后应说明的是:以上实施例仅用以说明本发明的技术方案而非对其进行限制,尽管参照较佳实施例对本发明进行了详细的说明,本领域的普通技术人员应当理解:其依然可以对本发明的技术方案进行修改或者等同替换,而这些修改或者等同替换亦不能使修改后的技术方案脱离本发明技术方案的精神和范围。
Claims (5)
1.一种分散染色抗絮凝匀染剂,其特征在于:包括阳离子型双子表面活性剂、双性离子型双子表面活性剂、去离子水和溶剂,其中阳离子型双子表面活性剂所占比例为20%-40%,双性离子型双子表面活性剂所占比例为10%-40%,去离子水所占比例为10%-40%,溶剂所占比例为10%-20%;
阳离子型双子表面活性剂的结构式如下:
其中n=2~40;
双性离子型双子表面活性剂的结构式如下:
其中m=2~50。
2.一种如权利要求1所述的分散染色抗絮凝匀染剂的合成方法,其特征在于,包括以下步骤:
S1、阳离子型双子表面活性剂的合成:
S1-1、在搭有温度计,恒压滴加器,及冷凝回流器的四口烧瓶内加入腰果酚环氧乙烷聚醚、环氧氯丙烷,充分搅拌均匀后加入相转移催化剂,缓慢滴加碱剂;
S1-2、升温至80-120℃,保温4-6h,降温至40-60℃,加入亲核加成催化剂,缓慢滴加有机胺,控制温度在90-110℃,保温2-4h;
S1-3、降温至50℃以下,加入溶剂以及纯水充分搅拌,得到阳离子型双子表面活性剂;
S2、双性离子型双子表面活性剂的合成:
S2-1、在搭有温度计,恒压滴加器,及冷凝回流器的四口烧瓶内加入腰果酚环氧乙烷聚醚、环氧氯丙烷,充分搅拌均匀后加入相转移催化剂,缓慢滴加碱剂;
S2-2、升温至80-120℃,保温4-6h,降温至40-60℃,加入亲核加成催化剂,缓慢滴加有机胺,控制温度在90-110℃,保温2-4h;
S2-3、降温至80℃以下,打开氮气阀,加入顺丁烯二酸,充分溶解后,加入酯化催化剂,升温至140-180℃,保温4-6h;
S2-4、保温结束后,降温至60℃以下,加入溶剂、纯水和相转移催化剂,待充分混合均匀后加入磺化试剂,升温至80-120℃,保温2-3h,保温结束后得到双性离子型双子表面活性剂;
S3、分散染色抗絮凝匀染剂的合成:
将配方量的阳离子型双子表面活性剂和双性离子型双子表面活性剂加入去离子水和溶剂,充分搅拌均匀后,然后过滤出料得到分散染色抗絮凝匀染剂。
3.根据权利要求2所述的一种分散染色抗絮凝匀染剂的合成方法,其特征在于:所述碱剂为氢氧化钠、氢氧化钾,亲核加成催化剂为4-二甲氨基吡啶,溶剂为乙醇、乙二醇,相转移催化剂为四丁基溴化铵,有机胺为乙二胺、二乙烯三胺、单乙醇胺。
4.根据权利要求2所述的一种分散染色抗絮凝匀染剂的合成方法,其特征在于:所述步骤S2-3中酯化催化剂为磷钼酸、磷钨酸,步骤S2-4中磺化试剂为亚硫酸钠、亚硫酸氢钠。
5.一种如权利要求1所述的分散染色抗絮凝匀染剂应用于回用水分散染色的抗絮凝匀染。
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