CN106632903A - 一种棉用匀染剂及其制备方法 - Google Patents

一种棉用匀染剂及其制备方法 Download PDF

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CN106632903A
CN106632903A CN201611210602.5A CN201611210602A CN106632903A CN 106632903 A CN106632903 A CN 106632903A CN 201611210602 A CN201611210602 A CN 201611210602A CN 106632903 A CN106632903 A CN 106632903A
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高雏燕
刘作平
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Hangzhou Meigao Huayi Chemical Co Ltd
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Abstract

本发明公开了一种棉用匀染剂及其制备方法。以聚氧乙烯‑聚氧丙烯共聚物、马来酸酐、丙烯酸为原料反应得到改性马丙共聚物,再与聚乙烯基吡咯烷酮、亚甲基双甲基萘磺酸钠、柠檬酸钠复配,得到一种新型的棉用匀染剂。产品具有较好的匀染作用,能够适应各种不同的工况条件,同时使用的原料易生物降解,节能环保。

Description

一种棉用匀染剂及其制备方法
技术领域
本发明涉及一种匀染剂,尤其是涉及一种棉用匀染剂及其制备方法。
背景技术
随着生活水平提高,人们对自身健康的关注日益增强,纤维素纤维织物以其天然环保舒适的特点受到越来越多的人喜爱,纤维素纤维需求量增加;而节能环保要求的提高,染厂更青睐于小浴比染色,这对棉用匀染剂的品质提出了更高要求。
中国专利201010511230.6,公开一种环保型棉用匀染剂及其制备方法,由三苯乙烯聚氧乙烯醚磺酸酯、螯合分散剂、木质素磺酸盐、乙二醇双琥珀酸正辛醇双酯磺酸钠、、氨水、有机硅消泡剂水组成。本发明控制染料均匀地吸附上染;即使在低温高电解质浓度下,也能防止染料凝聚析出。此匀染剂不能适应各种工况条件,限制其使用性能和价值。
发明内容
本发明目的是客服现有技术的不足,提供一种棉用匀染剂选用聚氧乙烯-聚氧丙烯共聚物与马来酸酐反应,生成的酯再与丙烯酸共聚,得到改性马丙共聚物;复配分散性能优异的聚乙烯基吡咯烷酮和亚甲基双甲基萘磺酸钠,同时加入pH调节剂柠檬酸钠,使得产品具有较好的匀染性,能够适应各种不同的工况条件,同时易生物降解,节能环保的一种棉用匀染剂及其制备方法。
为了实现上述目的,本发明采用以下技术方案:
一种棉用匀染剂的制备方法,按以下步骤进行:
(一)、原料按以下质量配比反应:
聚氧乙烯-聚氧丙烯共聚物150份,马来酸酐11~15份,对甲苯磺酸0.5~1份,丙烯酸8~12份,过硫酸铵1~2份,水230~280份;
(二)、反应步骤:
(1)、在装有温度计、搅拌器和冷凝回流管的反应容器中,加入聚氧乙烯-聚氧丙烯共聚物、马来酸酐和对甲苯磺酸,充分搅拌使固体完全溶解;在氮气保护下升温至115~125℃,反应3~4h,得到中间体1;
(2)、先将步骤(1)中合成的中间体1、丙烯酸和水混合,混合均匀后将混合液质量的15%~20%加入反应器中;
过硫酸铵溶于水中备用;
反应器上装有电动搅拌器、冷凝回流管、温度计和滴液漏斗,开动搅拌器,在氮气保护下升温至80~85℃,然后在滴加中间体1和丙烯酸及水组成的混合液的同时,滴加过硫酸铵溶液,滴加2~3h,保温0.5~1h结束,得改性的马丙共聚物,其结构通式为:
其中x、y均为整数,11≤x≤15、13≤y≤18;
R为聚氧乙烯-聚氧丙烯共聚物,其结构通式为:
其中聚氧乙烯-聚氧丙烯共聚物的分子量为1500±100。
一种棉用匀染剂,由下列质量百分比的成分组成:改性马丙共聚物:20~40%;聚乙烯基吡咯烷酮:5~10%;亚甲基双甲基萘磺酸钠:10~15%;柠檬酸钠:2~4%;水:余量;
在反应釜中加入水、聚乙烯基吡咯烷酮、亚甲基双甲基萘磺酸钠、柠檬酸钠,开动搅拌至完全溶解,加入改性马丙共聚物,搅拌均匀,过滤出料。
本发明特点:
1、本发明中所合成的改性马丙共聚物,提高了染料的分散溶解性能,具有较好的匀染性,能够适用不同的工况条件,毒性小,起泡力低,易生物降解,低温流动性好;
2、本发明中所用的聚乙烯吡咯烷酮具有防凝聚作用,与染料有亲和力,使染料均匀分散的同时起到缓染作用;
3、本发明中所用的柠檬酸钠具有一定的螯合能力,安全无毒,生物降解性好,且具有一定的pH缓冲能力。
4、本发明反应过程易于控制,复配工艺简单,适合工业化生产。
附图说明
图1为本发明实施例1中步骤1的红外谱图;
图2为本发明实施例1中步骤2的红外谱图;
图3为本发明实施例2中步骤1的红外谱图;
图4为本发明实施例2中步骤2的红外谱图;
图5为本发明实施例3中步骤1的红外谱图;
图6为本发明实施例3中步骤2的红外谱图。
具体实施方式
下面通过具体实施方式,对本发明做进一步的描述。
实施例1:
1、在装有温度计、搅拌器和冷凝回流管的四口烧瓶中,加入150g聚氧乙烯-聚氧丙烯共聚物、11g马来酸酐和0.5g对甲苯磺酸,充分搅拌使固体完全溶解,在氮气保护下升温至115℃,反应3h,得中间体1。其红外光谱如图1。
2、先将160g步骤1中合成的中间体1、8g丙烯酸和230g水混合均匀,混合均匀后将65g加入反应器中,将1g过硫酸铵溶于9g水中;反应器上装有电动搅拌器、冷凝回流管、温度计和滴液漏斗,开动搅拌器,在氮气保护下升温至80℃,然后在滴加中间体1和丙烯酸及水组成的混合液的同时、滴加过硫酸铵溶液,滴加2h,保温0.5h结束,得改性马丙共聚物。其红外光谱如图2。
3.一种棉用匀染剂,由下列质量百分比的成分组成:
改性马丙共聚物:40%
聚乙烯基吡咯烷酮:5%
亚甲基双甲基萘磺酸钠:15%
柠檬酸钠:4%
水:余量。
在反应釜中加入水、聚乙烯基吡咯烷酮、亚甲基双甲基萘磺酸钠、柠檬酸钠,开动搅拌至完全溶解,加入改性马丙共聚物,搅拌均匀,过滤出料。
实施例2:
1、在装有温度计、搅拌器和冷凝回流管的四口烧瓶中,加入150g聚氧乙烯-聚氧丙烯共聚物、13g马来酸酐和0.8g对甲苯磺酸,充分搅拌使固体完全溶解,在氮气保护下升温至120℃,反应3.5h,得中间体1,其红外光谱如图3。
2、先将160g步骤1中合成的中间体1、10g丙烯酸和238g水混合,混合均匀后将68g加入反应器中;将1.5g过硫酸铵溶于8.5g水中;反应器上装有电动搅拌器、冷凝回流管、温度计和滴液漏斗,开动搅拌器,在氮气保护下升温至83℃,然后在滴加中间体1和丙烯酸及水组成的混合液的同时,滴加过硫酸铵溶液,滴加2.5h,保温45min结束,得改性马丙共聚物,其红外光谱图如图4。
3.一种棉用匀染剂,由下列质量百分比的成分组成:
改性马丙共聚物:35%
聚乙烯基吡咯烷酮:8%
亚甲基双甲基萘磺酸钠:13%
柠檬酸钠:3%
水:余量。
在反应釜中加入水、聚乙烯基吡咯烷酮、亚甲基双甲基萘磺酸钠、柠檬酸钠,开动搅拌至完全溶解,加入改性马丙共聚物,搅拌均匀,过滤出料。
实施例3:
1、在装有温度计、搅拌器和冷凝回流管的四口烧瓶中,加入150g聚氧乙烯-聚氧丙烯共聚物、15g马来酸酐和1.0g对甲苯磺酸,充分搅拌使固体完全溶解,在氮气保护下升温至125℃,反应4h,得中间体1,其红外光谱如图5。
2、先将160g步骤1中合成的中间体1、12g丙烯酸和232g水混合,混合均匀后将67g加入反应器中;将2g过硫酸铵溶于8g水中;反应器上装有电动搅拌器、冷凝回流管、温度计和滴液漏斗,开动搅拌器,在氮气保护下升温至85℃,然后在滴加中间体1和丙烯酸及水组成的混合液的同时,滴加过硫酸铵溶液,滴加3h,保温1h结束,得改性马丙共聚物,其红外光谱图如图6。
3.一种棉用匀染剂,由下列质量百分比的成分组成:
改性马丙共聚物:30%
聚乙烯基吡咯烷酮:10%
亚甲基双甲基萘磺酸钠:11%
柠檬酸钠:2%
水:余量。
在反应釜中加入水、聚乙烯基吡咯烷酮、亚甲基双甲基萘磺酸钠、柠檬酸钠,开动搅拌至完全溶解,加入改性马丙共聚物,搅拌均匀,过滤出料。
活性染料的匀染性测试:
分别将加入匀染剂(1.0g/L)和未加入匀染剂的染液放入染样机中,升温60℃,依次各投入第1、第2、第3块布,均间隔保温10min,再各投入第4块布,保温20min,最后加入磷酸三钠,保温40min,取出,水洗,皂洗,水洗,定形,回潮。分别测定第1~4块布样的色深值之差△K/S(2)、△K/S(3)、△K/S(4),其中△K/S(i)=K/S1-K/Si,色深差如下表:
加碱前移染性测试:
将织物A置于染浴(染料2%owf、元明粉50g/L,不加碱)染色40min,水洗,晾干;取一块与染色织物A等重的白织物B置于与以上染色条件相似的染浴(不加染料,空白样不加匀染剂,试验样加匀染剂)中移染处理60min,水洗晾干;测定试样A、B表观色深K/S值,移染率按以下公式计算:
加减前移染率测试结果:
该棉用匀染剂较空白样具有明显的匀染效果。

Claims (2)

1.一种棉用匀染剂的制备方法,其特征在于按以下步骤进行:
(一)、原料按以下质量配比反应:
聚氧乙烯-聚氧丙烯共聚物150份,马来酸酐11~15份,对甲苯磺酸0.5~1份,丙烯酸8~12份,过硫酸铵1~2份,水230~280份;
(二)、反应步骤:
(1)、在装有温度计、搅拌器和冷凝回流管的反应容器中,加入聚氧乙烯-聚氧丙烯共聚物、马来酸酐和对甲苯磺酸,充分搅拌使固体完全溶解;在氮气保护下升温至115~125℃,反应3~4h,得到中间体1;
(2)、先将步骤(1)中合成的中间体1、丙烯酸和水混合,混合均匀后将混合液质量的15%~20%加入反应器中;
过硫酸铵溶于水中备用;
反应器上装有电动搅拌器、冷凝回流管、温度计和滴液漏斗,开动搅拌器,在氮气保护下升温至80~85℃,然后在滴加中间体1和丙烯酸及水组成的混合液的同时,滴加过硫酸铵溶液,滴加2~3h,保温0.5~1h结束,得改性的马丙共聚物,其结构通式为:
其中x、y均为整数,11≤x≤15、13≤y≤18;
R为聚氧乙烯-聚氧丙烯共聚物,其结构通式为:
其中聚氧乙烯-聚氧丙烯共聚物的分子量为1500±100。
2.一种棉用匀染剂,其特征在于:
由下列质量百分比的成分组成:改性马丙共聚物:20~40%;聚乙烯基吡咯烷酮:5~10%;亚甲基双甲基萘磺酸钠:10~15%;柠檬酸钠:2~4%;水:余量;
在反应釜中加入水、聚乙烯基吡咯烷酮、亚甲基双甲基萘磺酸钠、柠檬酸钠,开动搅拌至完全溶解,加入改性马丙共聚物,搅拌均匀,过滤出料。
CN201611210602.5A 2016-12-24 2016-12-24 一种棉用匀染剂及其制备方法 Pending CN106632903A (zh)

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CN110424169A (zh) * 2019-08-06 2019-11-08 安徽恒益纺织科技有限公司 一种纺织面料用环保染色剂及其制备方法
CN112501928A (zh) * 2020-11-25 2021-03-16 佛山市精度纺织有限公司 一种多染料混拼提升染色牢度的方法
CN113089345A (zh) * 2021-05-13 2021-07-09 苏州联胜化学有限公司 一种双性多胺高分子聚合型黏胶棉混纺匀染剂及制备方法

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Publication number Priority date Publication date Assignee Title
CN107164980A (zh) * 2017-05-25 2017-09-15 浙江丝科院轻纺材料有限公司 一种活性染料循环染色专用匀染剂及其制备方法
CN107164980B (zh) * 2017-05-25 2019-07-12 浙江丝科院轻纺材料有限公司 一种活性染料循环染色专用匀染剂及其制备方法
CN110424169A (zh) * 2019-08-06 2019-11-08 安徽恒益纺织科技有限公司 一种纺织面料用环保染色剂及其制备方法
CN112501928A (zh) * 2020-11-25 2021-03-16 佛山市精度纺织有限公司 一种多染料混拼提升染色牢度的方法
CN113089345A (zh) * 2021-05-13 2021-07-09 苏州联胜化学有限公司 一种双性多胺高分子聚合型黏胶棉混纺匀染剂及制备方法

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