CN111379168A - 一种非氟拒水易去污面料的制备方法 - Google Patents
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Abstract
本发明公开了一种无氟拒水易去污织物的制造方法,包括如下步骤:织物精炼——染色——水洗干燥——定型——等离子处理——浸轧树脂处理——干燥——焙烘——压光——涂层——贴膜。本发明所述的非氟拒水树脂为特殊的药剂,该药剂经过加工处理后在织物表面会形成连续的紧密拒水性基团,该基团和水分子接触时会形成紧密的荷叶状结构,大大减低水织物表面张力,使面料具有优越的拒水功能。该药剂特殊极性基团,在洗涤时将织物上的油脂排斥到水中,达到易去污的效果。该拒水树脂的结构为超分子结构,结构中正负电荷不重合,表现出极性。
Description
技术领域
本发明属于纺织面料领域,具体涉及一种非氟拒水易去污面料的制备方法。
背景技术
现有技术所制得的面料要么是通过氟素类加工方法制得拒水面料,要么尽管是通过非氟素类加工方法制得了具有拒水类的面料,但该面料也仅具有拒水着一项功能。另外,一般易去污功能面料,都是以亲水基原理,一般与拒水效果产生冲突,面料难以具备良好的拒水性。
CN201210390557.1专利中所提及的拒水处理纺织品所采用的是C6类氟素拒水及非氟素的拒水加工方法,而本方案所采用的是非氟素技术。
CN201410743678.9及CN201310094592.3及CN201610587876.X中所提及的拒水加工方法为氟素类加工方法,本方案所采用的是非氟素类。
CN201610540840.6中所提及的一种非氟拒水织物,虽然采用的是非氟拒水加工制得了具有拒水功能的面料,但是本方案除了具有拒水效果外还具有易去污功能。
本发明通过采用特殊的非氟类药剂,形成有别于常规的特殊防水基团。大部分无氟拨水剂上带有非极性的基团,对非极性的油剂具有吸引作用,因此处理后的织物接触油性污渍后很难清洗干净。若将无氟拨水剂超分子的空间分布设计成特殊结构,使整个分子呈极性,从而对非极性的油污具有排斥性,那么在织物的水洗过程中就能把油污推到水里,使得面料不仅具有拒水效果,而且还具有易去污的功能。
发明内容
发明目的:为了解决现有技术的不足,本发明提供了一种非氟拒水易去污面料的制备方法。
技术方案:一种非氟拒水树脂,所述非氟拒水树脂成份是以碳氢化合物为主要成分,不含任何氟化物,完全不含PFOA和PFOS。
一种含所述的非氟拒水树脂的浸轧树脂处理液,所述的浸轧树脂处理液成份包括:40-80g/L的非氟拒水树脂,5g-10g/L的渗透剂,所述的渗透剂为无含量有机溶剂。
一种无氟拒水易去污织物的制造方法,包括如下步骤:织物精炼——染色——水洗干燥——定型——等离子处理——浸轧树脂处理——干燥——焙烘——压光;其中具体操作如下:
所述的织物精炼工序:采用烧碱15-30g/L,表面活性剂2-5g/L,螯合分散剂0.5-2g/L,在95℃下热处理后,在70-80℃环境中充分水洗;
所述的染色工序:所述染色工序,将经过预处理的织物,在染色机:卷染/ 液流机中进行染色,采用浴中柔软剂0.5g/L-2.0g/L,分散剂0.5g/L-2.0g/L,酸 1.5g/L-3.0g/L,渗透剂1.5g/L-3.0g/L,加入分散染料/活性染料,在90℃/130℃环境均匀热染色,保温时间30min-50min;然后采用还原清洗剂0.5-3.0g/L,皂洗剂0.5g/L-2.0g/L,在70℃-80℃环境中充分水洗;
所述的定型工序:在定型机上进行焙烘,焙烘温度为170℃-180℃,焙烘时间为22s-48s;
所述的等离子处理工艺:车速控制在10-20m/min,处理时间为:10-15s, 处理压力为:常压,布面张力为:10kg;
所述的浸轧树脂处理工序:将织物浸泡在树脂液中2s-6s,之后通过尼龙压辊进行轧压,轧辊压力0.3MPa-0.4MPa,对不同织物的轧余率35-70%;采用防水剂浓度40g/L-90g/L,所采用的防水剂不含氟元素;铵盐类抗静电剂3-10g/L 涤,无醛交联剂10-15g/L,渗透剂10-20g/L;树脂溶液pH:3.5-6;经过2浸1 轧后面料的带液量50%-70%,防水处理的烘干温度为120℃-140℃,烘干时间为 2min-4min;焙烘温度为160℃-180℃,烘干时间为40sec-70sec;其防泼水性能效果到90分以上,洗后五回泼水性能效果到80分以上;易去污性能到3级,洗后3回达到2级水平;
所述的压光工序:采用两辊压光机,压光温度120℃-170℃,车速30-40m/min, 压力50kgf-60kgf,对织物表面或者反面进行压光处理得到产品。
作为优化:所述水洗干燥工序:在70-80℃连续温水洗,车速控制在 40-60m/min;
作为优化:所述的干燥工序:先将织物经过红外线加热板预烘干燥,烘干时间为5s-8s;之后再经过滚筒烘干,滚筒表面温度110-120℃,烘干时间为 22s-40s。
作为优化:所述的焙烘工序:将烘干后的织物,在定型机上进行焙烘,焙烘温度160℃-180℃,焙烘时间22s-48s;
作为优化:所述的去污织物采用10D-75D的涤纶或尼龙织物。
一种无氟拒水易去污织物,采用所述的制造方法制得。
有益效果:本发明中的无氟拨水剂结构中的碳氢聚合物链段和强亲水性的羧基,羟基共聚形成空间分布设计成特殊结构的超分子结构,普通使整个分子呈极性。
所述的非氟拒水树脂为特殊的药剂,该药剂经过加工处理后在织物表面会形成连续的紧密拒水性基团,该基团和水分子接触时会形成紧密的荷叶状结构,大大减低水织物表面张力,使面料具有优越的拒水功能。该药剂特殊极性基团,在洗涤时将织物上的油脂排斥到水中,达到易去污的效果。该拒水树脂的结构为超分子结构,结构中正负电荷不重合,表现出极性。
附图说明
图1是本发明的工艺流程示意图。
具体实施方式
下面将对本发明实施例中的技术方案进行清楚、完整地描述,以使本领域的技术人员能够更好的理解本发明的优点和特征,从而对本发明的保护范围做出更为清楚的界定。本发明所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例,基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动的前提下所获得的所有其他实施例,都属于本发明保护的范围。
具体实施例1
一种非氟拒水树脂,所述非氟拒水树脂成份是以碳氢化合物为主要成分,不含任何氟化物,完全不含PFOA和PFOS。
一种含所述的非氟拒水树脂的浸轧树脂处理液,所述的浸轧树脂处理液成份包括:40g/L的非氟拒水树脂,5g/L的渗透剂,所述的渗透剂为无含量有机溶剂。
如图1所示,一种无氟拒水易去污织物的制造方法,包括如下步骤:织物精炼——染色——水洗干燥——定型——等离子处理——浸轧树脂处理——干燥——焙烘——压光;其中具体操作如下:
所述的织物精炼工序:采用烧碱15g/L,表面活性剂2g/L,螯合分散剂 0.5g/L,在95℃下热处理后,在70℃环境中充分水洗。
所述的染色工序:所述染色工序,将经过预处理的织物,在染色机:卷染/ 液流机中进行染色,采用浴中柔软剂0.5g/L,分散剂0.5g/L,酸1.5g/L,渗透剂 1.5g/L,加入分散染料/活性染料,在90℃/130℃环境均匀热染色,保温时间 30min;然后采用还原清洗剂0.5g/L,皂洗剂0.5g/L,在70℃环境中充分水洗。
所述水洗干燥工序:在70℃连续温水洗,车速控制在40m/min。
所述的定型工序:在定型机上进行焙烘,焙烘温度为170℃,焙烘时间为 22s。
所述的等离子处理工艺:车速控制在10m/min,处理时间为:10s,处理压力为:常压,布面张力为:10kg。
所述的浸轧树脂处理工序:将织物浸泡在树脂液中2s,之后通过尼龙压辊进行轧压,轧辊压力0.3MPa,对不同织物的轧余率35%;采用防水剂浓度40g/L, 所采用的防水剂不含氟元素;铵盐类抗静电剂3g/L涤,无醛交联剂10g/L,渗透剂10g/L;树脂溶液pH:3.5;经过2浸1轧后面料的带液量50%;防水处理的烘干温度为120℃,烘干时间为2min;焙烘温度为160℃,烘干时间为40sec;其防泼水性能效果到90分以上,洗后五回泼水性能效果到80分以上;易去污性能到3级,洗后3回达到2级水平。
所述的干燥工序:先将织物经过红外线加热板预烘干燥,烘干时间为5s;之后再经过滚筒烘干,滚筒表面温度110℃,烘干时间为22s。
所述的焙烘工序:将烘干后的织物,在定型机上进行焙烘,焙烘温度160℃,焙烘时间22s。
所述的压光工序:采用两辊压光机,压光温度120℃,车速30m/min,压力 50kgf,对织物表面或者反面进行压光处理得到产品。
所述的去污织物采用10D的涤纶或尼龙织物。
一种无氟拒水易去污织物,采用所述的制造方法制得。
具体实施例2
一种非氟拒水树脂,所述非氟拒水树脂成份是以碳氢化合物为主要成分,不含任何氟化物,完全不含PFOA和PFOS。
一种含所述的非氟拒水树脂的浸轧树脂处理液,所述的浸轧树脂处理液成份包括:80g/L的非氟拒水树脂,10g/L的渗透剂,所述的渗透剂为无含量有机溶剂。
如图1所示,一种无氟拒水易去污织物的制造方法,包括如下步骤:织物精炼——染色——水洗干燥——定型——等离子处理——浸轧树脂处理——干燥——焙烘——压光;其中具体操作如下:
所述的织物精炼工序:采用烧碱30g/L,表面活性剂5g/L,螯合分散剂2g/L,在95℃下热处理后,在80℃环境中充分水洗。
所述的染色工序:所述染色工序,将经过预处理的织物,在染色机:卷染/ 液流机中进行染色,采用浴中柔软剂2.0g/L,分散剂2.0g/L,酸3.0g/L,渗透剂 3.0g/L,加入分散染料/活性染料,在90℃/130℃环境均匀热染色,保温时间 50min;然后采用还原清洗剂3.0g/L,皂洗剂2.0g/L,在80℃环境中充分水洗。
所述水洗干燥工序:在80℃连续温水洗,车速控制在60m/min。
所述的定型工序:在定型机上进行焙烘,焙烘温度为180℃,焙烘时间为 48s。
所述的等离子处理工艺:车速控制在20m/min,处理时间为:15s,处理压力为:常压,布面张力为:10kg。
所述的浸轧树脂处理工序:将织物浸泡在树脂液中6s,之后通过尼龙压辊进行轧压,轧辊压力0.4MPa,对不同织物的轧余率70%;采用防水剂浓度90g/L, 所采用的防水剂不含氟元素;铵盐类抗静电剂10g/L涤,无醛交联剂15g/L,渗透剂20g/L;树脂溶液pH:6;经过2浸1轧后面料的带液量70%;防水处理的烘干温度为140℃,烘干时间为4min;焙烘温度为180℃,烘干时间为70sec;其防泼水性能效果到90分以上,洗后五回泼水性能效果到80分以上;易去污性能到3级,洗后3回达到2级水平。
所述的干燥工序:先将织物经过红外线加热板预烘干燥,烘干时间为8s;之后再经过滚筒烘干,滚筒表面温度120℃,烘干时间为40s。
所述的焙烘工序:将烘干后的织物,在定型机上进行焙烘,焙烘温度180℃,焙烘时间48s。
所述的压光工序:采用两辊压光机,压光温度170℃,车速40m/min,压力 60kgf,对织物表面或者反面进行压光处理得到产品。
所述的去污织物采用75D的涤纶或尼龙织物。
一种无氟拒水易去污织物,采用所述的制造方法制得。
具体实施例3
一种非氟拒水树脂,所述非氟拒水树脂成份是以碳氢化合物为主要成分,不含任何氟化物,完全不含PFOA和PFOS。
一种含所述的非氟拒水树脂的浸轧树脂处理液,所述的浸轧树脂处理液成份包括:60g/L的非氟拒水树脂,7g/L的渗透剂,所述的渗透剂为无含量有机溶剂。
如图1所示,一种无氟拒水易去污织物的制造方法,包括如下步骤:织物精炼——染色——水洗干燥——定型——等离子处理——浸轧树脂处理——干燥——焙烘——压光;其中具体操作如下:
所述的织物精炼工序:采用烧碱23g/L,表面活性剂4g/L,螯合分散剂1g/L,在95℃下热处理后,在74℃环境中充分水洗。
所述的染色工序:所述染色工序,将经过预处理的织物,在染色机:卷染/ 液流机中进行染色,采用浴中柔软剂1.0g/L,分散剂1.0g/L,酸2.0g/L,渗透剂 2.5g/L,加入分散染料/活性染料,在90℃/130℃环境均匀热染色,保温时间 40min;然后采用还原清洗剂2.0g/L,皂洗剂1.0g/L,在74℃环境中充分水洗。
所述水洗干燥工序:在74℃连续温水洗,车速控制在50m/min。
所述的定型工序:在定型机上进行焙烘,焙烘温度为176℃,焙烘时间为 34s。
所述的等离子处理工艺:车速控制在15m/min,处理时间为:12s,处理压力为:常压,布面张力为:10kg。
所述的浸轧树脂处理工序:将织物浸泡在树脂液中4s,之后通过尼龙压辊进行轧压,轧辊压力0.3MPa,对不同织物的轧余率60%;采用防水剂浓度70g/L, 所采用的防水剂不含氟元素;铵盐类抗静电剂8g/L涤,无醛交联剂13g/L,渗透剂17g/L;树脂溶液pH:5;经过2浸1轧后面料的带液量60%;防水处理的烘干温度为130℃,烘干时间为3min;焙烘温度为170℃,烘干时间为60sec;其防泼水性能效果到90分以上,洗后五回泼水性能效果到80分以上;易去污性能到3级,洗后3回达到2级水平。
所述的干燥工序:先将织物经过红外线加热板预烘干燥,烘干时间为6s;之后再经过滚筒烘干,滚筒表面温度114℃,烘干时间为35s。
所述的焙烘工序:将烘干后的织物,在定型机上进行焙烘,焙烘温度170℃,焙烘时间35s。
所述的压光工序:采用两辊压光机,压光温度160℃,车速32m/min,压力 52kgf,对织物表面或者反面进行压光处理得到产品。
所述的去污织物采用60D的涤纶或尼龙织物。
一种无氟拒水易去污织物,采用所述的制造方法制得。
该无氟拒水易去污织物的评价方法如下:拒水性参照AATCC22-2002《防止品拒水性测试喷淋法》,易去污性参照AATCC135-2010《防污性:油渍释放法》,采用E级油玉米油和K级油白矿物油评价。
通过上述技术方案获得了具有拒水和易去污两立的全新的功能面料。洗涤比较如下表1:
表1面料性能对比表
经过本发明非氟处理的面料,具有的拒水功能和易去污的功能。通常无氟拨水剂上带有非极性的基团,对非极性的油剂具有吸引作用,因此处理后的织物接触油性污渍后很难清洗干净。本方案的无氟拨水剂超分子结构中的碳氢聚合物链段和强亲水性的羧基,羟基共聚形成空间分布设计成特殊结构,使整个分子呈极性,从而对非极性的油污具有排斥性,那么在织物的水洗过程中就能把油污推到水里,从而具有很好的易去污功效。
Claims (8)
1.一种非氟拒水树脂,其特征在于:所述非氟拒水树脂成份是以碳氢化合物为主要成分,不含任何氟化物,完全不含PFOA和PFOS。
2.一种含权利要求1所述的非氟拒水树脂的浸轧树脂处理液,其特征在于:所述的浸轧树脂处理液成份包括:40-80g/L的非氟拒水树脂,5g-10g/L的渗透剂,所述的渗透剂为无含量有机溶剂。
3.一种无氟拒水易去污织物的制造方法,其特征在于:包括如下步骤:织物精炼——染色——水洗干燥——定型——等离子处理——浸轧树脂处理——干燥——焙烘——压光;其中具体操作如下:
所述的织物精炼工序:采用烧碱15-30g/L,表面活性剂2-5g/L,螯合分散剂0.5-2g/L,在95℃下热处理后,在70-80℃环境中充分水洗;
所述的染色工序:所述染色工序,将经过预处理的织物,在染色机:卷染/液流机中进行染色,采用浴中柔软剂0.5g/L-2.0g/L,分散剂0.5g/L-2.0g/L,酸1.5g/L-3.0g/L,渗透剂1.5g/L-3.0g/L,加入分散染料/活性染料,在90℃/130℃环境均匀热染色,保温时间30min-50min;然后采用还原清洗剂0.5-3.0g/L,皂洗剂0.5g/L-2.0g/L,在70℃-80℃环境中充分水洗;
所述的定型工序:在定型机上进行焙烘,焙烘温度为170℃-180℃,焙烘时间为22s-48s;
所述的等离子处理工艺:车速控制在10-20m/min,处理时间为:10-15s,处理压力为:常压,布面张力为:10kg;
所述的浸轧树脂处理工序:将织物浸泡在树脂液中2s-6s,之后通过尼龙压辊进行轧压,轧辊压力0.3MPa-0.4MPa,对不同织物的轧余率35-70%;采用防水剂浓度40g/L-90g/L,所采用的防水剂不含氟元素;铵盐类抗静电剂3-10g/L涤,无醛交联剂10-15g/L,渗透剂10-20g/L;树脂溶液pH:3.5-6;经过2浸1轧后面料的带液量50%-70%,防水处理的烘干温度为120℃-140℃,烘干时间为2min-4min;焙烘温度为160℃-180℃,烘干时间为40sec-70sec;其防泼水性能效果到90分以上,洗后五回泼水性能效果到80分以上;易去污性能到3级,洗后3回达到2级水平;
所述的压光工序:采用两辊压光机,压光温度120℃-170℃,车速30-40m/min,压力50kgf-60kgf,对织物表面或者反面进行压光处理得到产品。
4.根据权利要求3所述的无氟拒水易去污织物的制造方法,其特征在于:所述水洗干燥工序:在70-80℃连续温水洗,车速控制在40-60m/min。
5.根据权利要求3所述的无氟拒水易去污织物的制造方法,其特征在于:所述的干燥工序:先将织物经过红外线加热板预烘干燥,烘干时间为5s-8s;之后再经过滚筒烘干,滚筒表面温度110-120℃,烘干时间为22s-40s。
6.根据权利要求3所述的无氟拒水易去污织物的制造方法,其特征在于:所述的焙烘工序:将烘干后的织物,在定型机上进行焙烘,焙烘温度160℃
-180℃,焙烘时间22s-48s。
7.根据权利要求3所述的无氟拒水易去污织物的制造方法,其特征在于:所述的去污织物采用10D-75D的涤纶或尼龙织物。
8.一种无氟拒水易去污织物,其特征在于:采用如权利要求3~7任一项所述的制造方法制得。
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