CN114753155A - 一种耐候性涤纶poy油剂 - Google Patents
一种耐候性涤纶poy油剂 Download PDFInfo
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Abstract
本申请涉及纺丝油剂领域,具体公开了一种耐候性涤纶POY油剂,其特征在于,包括以下重量份数的组分:平滑剂30‑50份、抗静电剂1‑5份、防腐剂0.1‑3份、稳定剂1‑10份、润湿剂10‑30份、集束剂5‑20份、去离子水10‑15份。所述平滑剂选自C1~C18脂肪醇聚氧乙烯聚氧丙烯无规共聚聚醚、C1~C18脂肪醇聚氧乙烯聚氧丙烯嵌段聚醚、环氧乙烷和环氧丙烷的无规共聚聚醚、环氧乙烷和环氧丙烷嵌段共聚聚醚、脂肪醇单酯或多元醇酯中的一种或多种;且所述平滑剂中聚醚的分子量范围为200‑20000g/mol。本申请具有提高涤纶POY油剂耐候性的优点,能够保证涤纶POY长丝在长期高温存储环境下,含油不缺失、油剂无腐败产生,并能保持涤纶POY长丝优良的可加工性能。
Description
技术领域
本申请涉及纺丝油剂的领域,更具体地说,它涉及一种耐候性涤纶POY油剂。
背景技术
随着国内合成纤维工业的飞速发展,近年来中国聚酯纺丝产能接近4100万吨,占比高达全球总量的70%,其中涤纶POY长丝的年产能达到2500万吨。而在化纤纺丝和后道加工制造过程中,化纤油剂的使用是必不可少的,需要化纤油剂赋予纤维良好的平滑性和抱合性,并大幅减低静电产生或静电密度,以确保纺丝和后道加工顺利进行。
由于涤纶POY油剂需要在纺丝和加弹两个过程中发挥作用,一般情况下涤纶POY长丝生产完毕后,会在一个月以内完成DTY加弹,能够保持涤纶POY长丝的最佳加工性能。而受到市场行情波动的影响,很多厂家会出现经常性的大库存量,或者外售客户也会囤部分库存,这就会导致POY长丝的存储时间超过3个月以上。而POY长丝在长期储存的过程中,POY丝束上附着的油剂会渗入纤维内部的无定形区中,使得纤维表面的含油率降低;并且长期堆积的POY丝在夏季高温储存时也容易发生热氧化降解现象,使得POY丝表面的含油减少。同时随着POY丝的长期堆积还可能导致油剂产生腐败、发臭等现象,使得POY长丝不仅仅出现含油率降低无法正常进行加弹生产,而且POY长丝的品质也受到较大的影响。
发明内容
为了提高涤纶POY长丝的耐候性,保持其在长期高温存储条件下含油不缺失、无腐败产生以及优良的可加工性,本申请提供了一种耐候性涤纶POY油剂。
本申请提供的一种耐候性涤纶POY油剂,采用如下的技术方案:
一种耐候性涤纶POY油剂,包括以下重量份数的组分:
平滑剂 30-50份;
抗静电剂 1-5份;
防腐剂 0.1-3份;
稳定剂 1-10份;
润湿剂 10-30份;
集束剂 5-20份;
去离子水 10-15份。
所述平滑剂选自C1~C18脂肪醇聚氧乙烯聚氧丙烯无规共聚聚醚、C1~C18脂肪醇聚氧乙烯聚氧丙烯嵌段聚醚、环氧乙烷和环氧丙烷的无规共聚聚醚、环氧乙烷和环氧丙烷嵌段共聚聚醚、脂肪醇单酯或多元醇酯的一种或多种;且所述平滑剂中聚醚的分子量范围为200-20000g/mol。
通过采用上述技术方案,平滑剂主要用于降低涤纶POY长丝生产加工过程中,与各个导丝组件之间的摩擦力,而平滑剂中各组分的分子量范围控制在200-20000g/mol,其中高分子量平滑剂能够有效的吸附在纤维表面,阻止其他低分子量平滑剂组分在POY丝储存的过程中渗入POY丝内,造成POY丝表面的油剂含量率降低,而又不影响平滑性。
进一步的,所述抗静电剂选自烷基磷酸酯盐、烷基聚氧乙烯醚磷酸酯盐、烷基硫酸酯盐、烷基聚氧乙烯醚硫酸酯盐、烷基磺酸酯盐、椰油酰胺丙基甜菜碱、十二烷基二甲基氧化胺、烷基季铵盐中的一种或多种。
通过采用上述技术方案,抗静电剂可选自烷基磷酸酯盐、烷基聚氧乙烯醚磷酸酯盐、烷基硫酸酯盐、烷基聚氧乙烯醚硫酸酯盐、烷基磺酸酯盐、椰油酰胺丙基甜菜碱、十二烷基二甲基氧化胺、烷基季铵盐中的一种或多种,抗静电剂的掺杂复配使用,可以使得油剂的抗静电效果得到增强。
进一步的,所述防腐剂包括以下重量份数的组分:
2-甲基-4-异噻唑啉-3-酮 5-10份;
5-氯-2-甲基-4-异噻唑啉-3-酮 5-10份;
六氢-1,3,5-三(2-羟乙基)均三嗪 5-10份;
苯基甘油醚 10份。
通过采用上述技术方案,2-甲基-4-异噻唑啉-3-酮、5-氯-2-甲基-4-异噻唑啉-3-酮、六氢-1,3,5-三(2-羟乙基)均三嗪、苯基甘油醚均具有较好的防腐抗菌能力,可以有效地防止POY丝在长期储存时发生细菌腐败。但是,其中六氢-1,3,5-三(2-羟乙基)均三嗪具有强碱性,在POY丝长期储存的条件下,在吸收空气中的水蒸气以及由于堆积而产生一定的热量后,容易使得POY丝发生水解,造成POY丝表面发生崩解。而通过2-甲基-4-异噻唑啉-3-酮、5-氯-2-甲基-4-异噻唑啉-3-酮和苯基甘油醚进行复配,降低六氢-1,3,5-三(2-羟乙基)均三嗪的浓度,使得上述POY丝在碱性条件下发生热解的可能性降低。
进一步的,所述稳定剂包括以下重量份数的组分:
聚碳化二亚胺 5-15份;
椰子油改性醇酸树脂 15-30份;
2-(2’-羟基-3’-十二烷基-5’-甲基苯基)苯并三唑 5-10份;
双(2,2,6,6-四甲基-4-哌啶基)葵二酸酯 10-20份;
3,5-二叔丁基-4-羟基苯丙酸异辛酯 15-25份。
通过采用上述技术方案,稳定剂中的椰子油改性醇酸树脂能够进一步增加与纤维表面的结合能力,形成良好的结合膜,防止小分子平滑剂在纤维无定型区的渗透。另外,聚碳化二亚胺、2-(2’-羟基-3’-十二烷基-5’-甲基苯基)苯并三唑、双(2,2,6,6-四甲基-4-哌啶基)葵二酸酯、3,5-二叔丁基-4-羟基苯丙酸异辛酯四种不同结构的稳定剂的复配使用,能够有效提升油剂体系的抗氧化性、热稳定性和光稳定剂,降低涤纶POY油剂存放过程中的降解速率,从而防止更多的小分子化合物的产生。
进一步的,所述润湿剂选自异构醇聚氧乙烯醚、直链醇聚氧乙烯醚、仲醇聚氧乙烯醚、炔二醇类表面活性剂、渗透剂JFC、二异辛基琥珀磺酸钠中的一种或多种。
进一步的,所述集束剂选自月桂基聚氧乙烯醚、聚氧乙烯聚氧丙烯醚、硫酸化蓖麻油、油酸三乙醇胺盐、椰子油脂肪酸二乙醇酰胺中的一种或多种。
在纺丝过程中需要丝束具有良好的集束性,避免丝束发散而影响纺丝的效果。通过将上述的集束剂加入POY油剂中,提高油剂与油剂分子间的作用力,从而提高丝线的集束性。本申请中采用多种集束剂进行选择,并与分子量较高的平滑剂进行复配,一方面增强了油剂的内聚力,提高集束性,另一方面通过分子量高的平滑剂与集束剂之间的束缚,降低小分子化合物的渗入速度,从而使得在长期储存后的POY丝上依然保持均匀的油膜,提高长期储存后的POY丝的集束能力。
进一步的,所述防腐剂中还包括有0.1-0.3份的二氧化碳缓释体系,所述二氧化碳缓释体系由乙基纤维素作为包衣材料包覆磷酸粉末和碳酸钙微粉得到,所述磷酸粉末和碳酸钙微粉的质量比为2-5∶1。
通过采用上述技术方案,二氧化碳缓释体系在加入到油剂中后,乙基纤维素会在油剂中缓慢溶解,其包覆的磷酸粉末和碳酸钙微粉会释放到油剂中,而随着油剂在搅拌过程中,磷酸粉末与碳酸钙微粉在遇到油剂中的水分后会发生反应,生成磷酸钙和二氧化碳气体。由此,二氧化碳缓释体系在油剂中产生的二氧化碳气体可以在一定程度上减少油剂中的氧气含量,从而降低了油剂的热解氧化损失。
综上所述,本申请具有以下有益效果:
1、由于本申请采用不同分子量的平滑剂、抗静电剂、防腐剂、稳定剂、集束剂、润滑剂和去离子水进行复配,通过高分子量平滑剂和椰子油改性醇酸树脂吸附在纤维表面,控制油剂小分子在涤纶POY长丝无定型区的渗透速度,提高油剂在涤纶POY长丝长期储存过程中的表面残留量,保证涤纶POY长丝优良的可加工性能。
2、本申请中优选采用在二氧化碳缓释剂,使得油剂中的氧气含量降低,降低油剂受热氧化分解的概率,提高油剂的储存耐久性。
3、本申请中优选的稳定剂复配体系,能够有效提升油剂体系的抗氧化性、热稳定性和光稳定剂,降低涤纶POY油剂在存放过程中的降解速率,从而防止更多的小分子化合物的产生。
具体实施方式
以下结合实施例对本申请作进一步详细说明。
原料的制备例
制备例1
制备例1公开了一种二氧化碳缓释剂的制备方法,包括以下步骤:
将2kg的磷酸粉末和1kg的碳酸钙微粉在100r/min的转速下搅拌混合,随后加入乙基纤维素20kg,加热至260℃下,以100r/min的搅拌速度搅拌混合,随后挤出造粒。将挤出的颗粒研磨,过400目筛后即可得到二氧化碳缓释剂。
制备例2-4
与制备例1的区别在于,二氧化碳缓释剂制备过程中磷酸粉末、碳酸钙微粉和乙基纤维素的用量不同,如表1所示。
表1二氧化碳缓释剂制备过程中各原料质量配比(kg)
制备例 | 磷酸粉末 | 碳酸钙微粉 | 乙基纤维素 |
制备例2 | 3 | 1 | 20 |
制备例3 | 4 | 1 | 20 |
制备例4 | 5 | 1 | 20 |
实施例
实施例1
一种耐候性涤纶POY油剂,包括以下原料制备得到:平滑剂450g、抗静电剂15g、防腐剂5g、稳定剂30g、润湿剂250g、集束剂150份、去离子水100g。
其中,平滑剂为分子量850g/mol的环氧乙烷和环氧丙烷无规共聚丁醇聚醚、分子量1200g/mol的环氧乙烷和环氧丙烷嵌段月桂醇聚醚和分子量8000g/mol的环氧乙烷和环氧丙烷无规共聚月桂醇聚醚,以及硬脂酸异辛酯、三羟甲基丙烷三油酸酯,以质量比为5:8:15:2:3的混合物。
其中,抗静电剂为烷基聚氧乙烯醚磷酸酯盐、烷基聚氧乙烯硫酸酯盐和椰油酰胺丙基甜菜碱按照1:1:1加入,具体为月桂醇聚氧乙烯磷酸酯钾盐AEO-3PK和月桂醇聚醚-5硫酸钠盐。
其中,防腐剂由以下组分按比例在200r/min的速度下搅拌1h得到:2-甲基-4-异噻唑啉-3-酮、5-氯-2-甲基-4-异噻唑啉-3-酮、六氢-1,3,5-三(2-羟乙基)均三嗪和苯基甘油醚以质量比为5∶5∶8∶10投料。
其中,稳定剂为聚碳化二亚胺、椰子油改性醇酸树脂、2-(2’-羟基-3’-十二烷基-5’-甲基苯基)苯并三唑、双(2,2,6,6-四甲基-4-哌啶基)葵二酸酯、3,5-二叔丁基-4-羟基苯丙酸异辛酯以质量比6:25:5:15:20投料。
其中,润湿剂为异构醇聚氧乙烯醚、直链醇聚氧乙烯醚和二异辛基琥珀磺酸钠以质量比为5:5:1的混合物。异构醇聚氧乙烯醚选用异构十三醇1307、直链醇聚氧乙烯醚选用月桂醇聚氧乙烯醚AEO-4。
其中,集束剂为聚氧乙烯聚氧丙烯醚、椰子油脂肪酸二乙醇酰胺以质量比为1∶1的混合物。聚氧乙烯聚氧丙烯醚选用分子量2000的丙二醇聚氧乙烯聚氧丙烯醚60D220。椰子油脂肪酸二乙醇酰胺选用6501(1:1)。
耐候性涤纶POY油剂的制备方法为:将平滑剂、抗静电剂、防腐剂、稳定剂、润湿剂、集束剂、去离子水按比例在200r/min的搅拌速度下,45℃恒温条件下连续搅拌混合2h,即可得到耐候性涤纶POY油剂。
实施例2-3
与实施例1的区别在于,平滑剂的配比不同,详见表2。
表2实施例2-3中平滑剂中具体组分及其对应质量(kg)
实施例4-6
与实施例1的区别在于抗静电剂的选择不同,抗静电剂由以下质量比例的组分组成,详见表3。
表3实施例4-6中抗静电剂中具体组分及其对应质量(kg)
实施例7-9
与实施例1的区别在于稳定剂的配比不同,详见表4。
表4实施例7-9中稳定剂中具体组分及其对应质量(kg)
实施例10-13
与实施例1的区别在于防腐剂的配比不同,详见表5。
表5实施例10-13中防腐剂中具体组分及其对应质量(kg)
实施例14与实施例13的区别在于,防腐剂中还添加有0.1kg的二氧化碳缓释剂,且二氧化碳缓释剂选自制备例1。
实施例15-17与实施例13的区别在于二氧化碳缓释剂分别依次选自制备例2-4。
实施例18-19与实施例13的区别在于二氧化碳缓释剂的添加量依次为0.2kg、0.3kg。
实施例20-22
与实施例1的区别在于润湿剂的选择不同,润湿剂由以下质量比例的组分组成,详见表6。
表6实施例20-22中润湿剂中具体组分及其对应质量(kg)
实施例23-26
与实施例1的区别在于集束剂的选择不同,集束剂由以下质量比例的组分组成,详见表7。
表7实施例23-26中集束剂中具体组分及其对应质量(kg)
对比例
对比例1
与实施例1的区别在于,平滑剂不采用8000g/mol的高分子量环氧乙烷和环氧丙烷无规共聚丁醇聚醚。
对比例2
与实施例1的区别在于,稳定剂中不添加椰子油改性醇酸树脂。
对比例3
与实施例1的区别在于,防腐剂中不添加二氧化碳缓释剂。
性能检测试验
长期储存腐败检测
将实施例1-26以及对比例1-3的油剂分别对同一规格涤纶POY丝进行上油,涤纶POY长丝选用278dtex/144f的多孔细旦丝。油剂按照10%(质量浓度)的水溶液使用,通过计量泵和喷油嘴进行上油。
将上油后的各个实施例和对比例对应的丝线分别测试含油率(纱线含油率测试用核磁法测试)放入同一个恒温恒湿箱内,恒温恒湿箱内的温度调节为70℃,湿度为60%,连续放置7天测试纤维的含油率,对比腐败情况,详见表8。
表8实施例1-26以及对比例1-3的试验结果
结论:通过实施例1-3与对比例1的油剂上油后的POY丝含油损失率的变化和腐败情况对比可知,当平滑剂中不使用或少量使用8000g/mol分子量的环氧乙烷和环氧丙烷无规共聚丁醇聚醚时,易导致含油率降低,但不易引起腐败发臭问题的产生。
通过实施例4-6、实施例20-22和实施例23-26对比可知,抗静电、润湿剂以及集束剂几乎不影响含油率的变化,也无明显的腐败产生。
通过实施例7-9与对比例2的油剂上油后POY丝的变化,可以看出随着椰子油改性醇酸树脂的添加量的增大,含油损失率降低,无椰子油改性醇酸树脂存在时,易出现腐败问题。
当防腐剂中,POY丝线的防腐败能力得到了进一步加强,比实施例1高了一倍左右。
通过实施例10-19与对比例3的对比可知,当防腐剂添加二氧化碳缓释剂时,纱线含油损失率可以达到要求,并且存放时基本无腐败产生,纱线的防腐败能力更强。
本具体实施例仅仅是对本申请的解释,其并不是对本申请的限制,本领域技术人员在阅读完本说明书后可以根据需要对本实施例做出没有创造性贡献的修改,但只要在本申请的权利要求范围内都受到专利法的保护。
Claims (7)
1.一种耐候性涤纶POY油剂,其特征在于,包括以下重量份数的组分:
平滑剂 30-50份;
抗静电剂 1-5份;
防腐剂 0.1-3份;
稳定剂 1-10份;
润湿剂 10-30份;
集束剂 5-20份;
去离子水 10-15份;
所述平滑剂选自C1~C18脂肪醇聚氧乙烯聚氧丙烯无规共聚聚醚、C1~C18脂肪醇聚氧乙烯聚氧丙烯嵌段聚醚、环氧乙烷和环氧丙烷的无规共聚聚醚、环氧乙烷和环氧丙烷嵌段共聚聚醚、脂肪醇单酯或多元醇酯的一种或多种;且所述平滑剂中聚醚的分子量范围为200-20000 g/mol。
2.根据权利要求1所述的一种耐候性涤纶POY油剂,其特征在于:所述抗静电剂选自烷基磷酸酯盐、烷基聚氧乙烯醚磷酸酯盐、烷基硫酸酯盐、烷基聚氧乙烯醚硫酸酯盐、烷基磺酸酯盐、椰油酰胺丙基甜菜碱、十二烷基二甲基氧化胺、烷基季铵盐中的一种或多种。
3.根据权利要求1所述的一种耐候性涤纶POY油剂,其特征在于:所述防腐剂包括以下重量份数的组分:
2-甲基-4-异噻唑啉-3-酮 5-10份;
5-氯-2-甲基-4-异噻唑啉-3-酮 5-10份;
六氢-1,3,5-三(2-羟乙基)均三嗪 5-10份;
苯基甘油醚 10份。
4.根据权利要求2所述的一种耐候性涤纶POY油剂,其特征在于:所述稳定剂包括以下重量份数的组分:
聚碳化二亚胺5-15份;
椰子油改性醇酸树脂15-30份;
2-(2’-羟基-3’-十二烷基-5’-甲基苯基)苯并三唑 5-10份;
双(2,2,6,6-四甲基-4-哌啶基)葵二酸酯 10-20份;
3,5-二叔丁基-4-羟基苯丙酸异辛酯 15-25份。
5.根据权利要求1所述的一种耐候性涤纶POY油剂,其特征在于:所述润湿剂选自异构醇聚氧乙烯醚、直链醇聚氧乙烯醚、仲醇聚氧乙烯醚、炔二醇类表面活性剂、渗透剂JFC、二异辛基琥珀磺酸钠中的一种或多种。
6.根据权利要求1所述的一种耐候性涤纶POY油剂,其特征在于:所述集束剂选自月桂基聚氧乙烯醚、聚氧乙烯聚氧丙烯醚、硫酸化蓖麻油、油酸三乙醇胺盐、椰子油脂肪酸二乙醇酰胺中的一种或多种。
7.根据权利要求1所述的一种耐候性涤纶POY油剂,其特征在于:所述防腐剂中还包括有0.1-0.3份的二氧化碳缓释体系,所述二氧化碳缓释体系由乙基纤维素作为包衣材料包覆磷酸粉末和碳酸钙微粉得到,所述磷酸粉末和碳酸钙微粉的质量比为2-5∶1。
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