CN111286993B - 一种热轧贴合代替衍缝的羽绒服面料处理方法 - Google Patents

一种热轧贴合代替衍缝的羽绒服面料处理方法 Download PDF

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CN111286993B
CN111286993B CN202010283704.XA CN202010283704A CN111286993B CN 111286993 B CN111286993 B CN 111286993B CN 202010283704 A CN202010283704 A CN 202010283704A CN 111286993 B CN111286993 B CN 111286993B
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uniformly stirring
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杨青
葛川
张迎春
陈丽颖
王云秀
王世涛
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Dandong Unik Textile Ltd
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Abstract

本发明一种热轧贴合代替衍缝的羽绒服面料处理方法,(1)由有机氟防水剂、封闭型异氰酸酯交联剂、冰醋酸,制得耐久防水整理剂;(2)由消泡剂、水性磺酸盐型脂肪族聚氨酯乳液、增稠剂、聚丙烯酸钠盐分散剂、二氧化硅消光粉、纳米碳酸钙、可膨胀微球粉、交联剂、封闭型酸催化剂,制得涂层胶;对锦纶或涤纶面料浸轧整理、轧光处理、涂层处理,其面料手感柔软,防绒性、防水、透气、耐洗、耐寒性好,使羽绒服面料可通过热轧贴合形成格间,贴合强力高,免于衍缝。

Description

一种热轧贴合代替衍缝的羽绒服面料处理方法
技术领域
本发明涉及的是纺织品面料后整理技术,具体涉及的是羽绒服面料经处理后使面料可贴合羽绒服专用无缝贴合胶条,实现热轧贴合,代替针线衍缝,且贴合强力高,同时面料手感柔软,并具有优异的防绒性、防水性、透气性、耐洗性、耐寒性。
背景技术
衍缝也叫压线,是一种缝制方法,一般由两种(或以上)面料缝制而成,中间夹层加入填充物,衍缝就是为了固定一个小格间里面的填充物质,使填充物质稳定地保留在小格间内。羽绒服面料一般有直线形或菱形等格间衍缝,目的是固定填充的羽绒,使羽绒均匀分布,达到保暖的目的。
但衍缝会带来缝纫线的针孔处钻绒问题。近年来,人们通过缝纫线的选择、缝制工艺的改进等办法来解决针孔处的钻绒问题。
专利CN101113540A公开的《羽绒服防钻绒缝纫线及其制造方法》,就是通过改进缝纫线来解决缝纫针孔处钻绒问题。根据该制造方法制成的缝纫线由多根弹力丝通过加捻再染色制成,该种缝纫线由于弹力丝本身富有优良的弹性和膨胀性,从而用该种缝纫线进行羽绒服缝制后能起到膨胀的作用,故可堵寒针孔,达到不钻绒的功效。
专利CN103614922B公开的《羽绒服面料防针孔钻绒处理方法》,通过对面料涂层整理解决羽绒服面料钻绒,特别是缝纫针孔处钻绒问题,通过面料基布与涂层胶的良好结合来满足防钻绒效果,尤其是满足缝纫针孔处防钻绒效果,同时选配的涂层胶可保证以较低的增重来确保面料防钻绒性、耐寒性、透湿性、耐洗性、柔软性等综合指标。
随着人们时尚、变化、美观、舒适的需求,热轧贴合代替传统衍缝羽绒服面料可彻底解决针孔处钻绒的问题,同时带来式样的多样化,使羽绒服的外观更为平顺、美观,满足防水、防绒、透气、柔软、耐洗使用需求,也满足时尚、潮流的变化需求。
目前,热轧贴合代替衍缝,且贴合强力高,同时面料手感柔软,并具有优异的防绒性、防水性、透气性、耐洗性、耐寒性的羽绒服面料处理方法未见有相关技术的公开资料。
发明内容
本发明的目的是提供一种热轧贴合代替衍缝的羽绒服面料处理方法。使处理后的面料实现热轧贴合,代替传统针线衍缝,通过热轧贴合形成格间来固定填充物质;并且处理后的面料与羽绒服专用无缝贴合胶条贴合强力高、手感柔软,同时羽绒服面料具有优异的防绒性、防水性、透气性、耐洗性、耐寒性。
本发明热轧贴合代替衍缝的羽绒服面料处理方法:
(1)耐久防水整理剂制备:
原料按重量配比
有机氟防水剂1.0-5.0份加入水95-99份中,搅拌均匀,再加入封闭型异氰酸酯交联剂0.2-1.0份,搅拌均匀,加入冰醋酸适量,调PH值为4-6,得耐久防水整理剂;
(2)涂层胶制备:
原料按重量配比
将消泡剂0.1-0.2份加入水性磺酸盐型脂肪族聚氨酯乳液90-100份中,搅拌均匀,加入增稠剂2.0-5.0份,充分搅拌均匀,再加入聚丙烯酸钠盐分散剂0.1-0.2份,搅拌均匀,再依次加入二氧化硅消光粉1.5-2.5份、纳米碳酸钙2.0-3.0份,搅拌均匀,再加入可膨胀微球粉0.5-1.5份,搅拌均匀,测粘度,加入适量增稠剂调涂层胶粘度为3500-4500cps,然后加入交联剂1.0-3.0份、封闭型酸催化剂1.0-1.5份,搅拌均匀,过滤,得可贴羽绒服专用无缝贴合胶条、透气、防绒涂层胶;
(3)面料选择:锦纶或涤纶面料(纱支 15-75D、密度210-420T);
(4)浸轧整理:用上述步骤(1)制得的耐久防水整理剂对面料进行浸轧整理,轧液率30-60%,120-150-170-170℃烘干1.0-1.5分钟;
(5)轧光处理:对上述步骤(4)防水整理后的面料用轧光机进行轧光:压力9-11Mpa,温度100-120℃,车速20-30 m/min;
(6)涂层处理:将上述步骤(2)制得的涂层胶用浮刀式涂层机涂覆在上述步骤(5)处理后的面料上,130-150- 165-165℃烘干40秒-1.5分钟,干增重5-10g/m2
上述有机氟防水剂:为市售;
上述封闭型异氰酸酯交联剂:解封温度为130-140℃;
上述冰醋酸:为市售 ;
上述水性磺酸盐型脂肪族聚氨酯乳液:100%模量为1.0-2.0MPa,含固量≧30%;
上述消泡剂:为矿物油及金属皂类消泡剂;
上述增稠剂:为聚丙烯酸酯增稠剂、缔合型聚氨酯增稠剂其中之一或两种混合使用;
上述聚丙烯酸钠盐分散剂:为市售;
上述二氧化硅消光粉:为气相法二氧化硅消光粉、沉淀法二氧化硅消光粉其中之一或两种混合使用,粒径<5um;
上述纳米碳酸钙:粒径<0.5um;
上述可膨胀微球粉:粒径<5um,膨胀温度130-150℃;
上述交联剂:为聚碳化二亚胺交联剂、聚异氰酸酯交联剂、聚氮丙啶交联剂其中之一或两种混合使用;
上述封闭型酸催化剂:解封温度80-110℃,PH值7.0-9.0。
本发明实现了羽绒服面料可贴羽绒服专用无缝贴合胶条(其材质为聚氨酯或TPU),且贴合强力高,获得的羽绒服面料手感柔软,并具备优异的防绒性、防水性、透气性、耐洗性、耐寒性等综合指标,使羽绒服面料可通过热轧贴合形成格间,免于衍缝,达到防绒、透气、耐洗等性能,提升面料使用性。
本发明面料选择锦纶或涤纶面料(纱支 15-75D、密度210-420T),可满足羽绒服轻薄柔软需求,并通过轻薄柔软涂层,实现极佳的防绒性,从而保持面料柔软、质轻特性,满足羽绒服面料、里料需求。此类普通面料不涂层、或只通过轧光工艺处理,达不到较好的防绒效果;而高支高密面料,不涂层虽具有较好的防绒效果,但质量大、柔软性差,也无法达到羽绒服轻薄柔软要求。
本发明通过对面料后整理使面料可贴羽绒服专用无缝贴合胶条,并具有防绒性,其中选配的涂层胶可保证以较低的增重来确保面料的防绒性、可贴羽绒服专用无缝贴合胶条性及良好的贴合强力、透气性、耐寒性。
本发明选配的耐久防水整理剂可保证面料具备良好的耐久防水性能,在具备可贴羽绒服专用无缝贴合胶条性、防绒性、防水性、透气性的同时,保持面料质轻、柔软、耐寒、耐洗。
本发明耐久防水整理剂是选用有机氟防水剂与封闭型异氰酸酯交联剂配伍而成。其中有机氟防水剂为氟碳高分子聚合物,具有极低的表面能,在PH值4-6弱酸性条件下可赋予面料优异的防水效果;封闭型异氰酸酯交联剂具有热反应性,在常温时活性基团被封端,不发生反应,具有很好的稳定性,从而保证工作液的稳定性和可生产性;而在达到130-140℃解封温度时,-NCO基团被释放,一方面可与织物上的羟基、酰胺基、酯基等反应,另一方面可与氟碳高分子聚合物上的酯基等发生键合作用,使有机氟防水剂与织物纤维更紧密的连接,达到耐水洗的目的,实现耐久的防水性能。
本发明涂层胶中选用水性磺酸盐型脂肪族聚氨酯乳液:(1)100%模量为1.0-2.0Mpa,保证其成膜柔软度,适合羽绒服面料手感柔软的要求;(2)水性磺酸盐型脂肪族聚氨酯乳液属脂肪族聚氨酯,其结构中不含苯环,氢原子活性降低,光氧化反应缓慢,具有不黄变、耐老化的特性;同时,脂肪族聚氨酯的耐寒性较好,低温下仍可保持其成膜的弹性、韧性,低温耐弯折性、耐冲击性好,使羽绒服面料在应用中保持良好的防绒性及贴合牢度;(3)选用水性磺酸盐型脂肪族聚氨酯乳液,具有结晶性好的特点,聚氨酯分子中引入的强离子基团磺酸基会使分子内库仑力和氢键作用均增强,从而提高了软硬段间的微相分离程度,获得结晶性好的特性,熔融为结晶的逆过程。本发明所选水性磺酸盐型脂肪族聚氨酯乳液熔融温度与羽绒服专用无缝贴合胶条的软化点(软化点为120-140℃)相近,可与其熔融贴合,通过热轧可获得牢度优异的贴合效果;此熔融温度尤其适合锦纶面料,因为锦纶面料耐热性差,长时间高温条件会导致锦纶面料变色、强力下降等。近些年,锦纶面料在羽绒服面料中应用较多,此熔融温度做贴合,为安全温度,不会影响锦纶面料的颜色及强力;(4)选用水性磺酸盐型脂肪族聚氨酯乳液,其粘接效果好,因为磺酸型水性聚氨酯具有更高的初粘强度和粘接强度、良好的耐水性和耐热性,本发明中在交联剂作用下,可获得牢度优异的涂层效果。
本发明涂层胶中选用矿物油及金属皂类消泡剂,具有高效的消泡和抑泡能力,添加量小,控制泡沫迅速,不造成色斑、油斑等表面缺陷;没有有机硅成分,不影响涂层与羽绒服专用无缝贴合胶条的贴合强力。
本发明涂层胶中选择纳米碳酸钙,其粒子晶形为立方体状,部分连接成链状,产生空间位阻效应,具有良好的补强作用,在聚氨酯膜中起到骨架的作用,可提高成膜的强度;其表面经过活化处理,在聚氨酯中具有很好的分散性,可大大改善体系的触变性,提升涂层的均匀度及附着力,提高成膜强度,对实现好的贴合强力有很大贡献;另外,碳酸钙具有酸性条件下分解的特性,当达到80-110℃,涂层胶中封端酸催化剂达到解封温度,体系由原来的中性条件变为酸性条件,纳米碳酸钙在酸性条件下分解产生二氧化碳气体,在聚氨酯成膜过程中放出,产生适量的微小气孔,使聚氨酯膜具有防绒性的同时,又具有一定的透气性,可使获得的羽绒服面料在用力挤压时,能排出羽绒中的空气,将羽绒服压缩至小的体积,即便于随身携带,又便于收纳,提高使用性。
本发明涂层胶中选择二氧化硅消光粉为气相法二氧化硅消光粉和沉淀法二氧化硅消光粉,二者具有易分散、消光性好的特点,少量添加即可实现良好的消光性,获得舒适的视觉效果;适量添加具有补强作用,使聚氨酯膜更强韧;二氧化硅消光粉是通过其微小颗粒在膜表面形成微粗糙面,减少光线的反射获得消光性,与此同时,其形成的微粗糙面增大了聚氨酯膜的比表面积,在与羽绒服专用无缝贴合胶条贴合时,结合面积增加,从而增大贴合强力;另外,气相法二氧化硅消光粉和沉淀法二氧化硅消光粉又具有很好的抗粘连性,可赋予聚氨酯膜干爽细腻手感。
本发明涂层胶中选择可膨胀微球粉,是采用微胶囊技术,将戊烷、液态异丁烷等用聚丙烯酸酯或其它高分子聚合物包覆起来制成的固体微粒,当温度升高时,包覆在内部的液态物质变成气体,微球膨胀,通过温度控制,达到不同的膨胀比例,产生立体感、三维效果等。本发明选用可膨胀微球粉,通过超温度控制,在达到膨胀温度后继续升温,使微胶囊外壳破裂,内部的气体从破裂的外壳中释放,在聚氨酯成膜过程中从膜中穿出,达到进一步增加透气性的目的。本发明选择的可膨胀微球粉膨胀温度为130-150℃,当烘箱温度达到此温度时,微球膨胀,继续升温,当烘箱温度超过150℃,达到165℃时,微球外壳破裂,胶囊内部气体释放,从聚氨酯膜中穿出,达到增加一定透气性的目的。
本发明选择纳米碳酸钙与可膨胀微球粉二者共同作用,实现透气功能。关键之处在于添加量的控制,纳米碳酸钙适量添加可起到补强增韧作用,但添加量过大时,又会影响聚氨酯膜的连续性,从而降低成膜牢度;可膨胀微球粉也是同样道理,添加量过大,也会影响聚氨酯膜的连续性,且添加量过大,聚氨酯膜表面会呈现绒毛感,改变涂层面外观。二者适量使用,在不同温度段形成微小气孔,达到既不影响聚氨酯膜的防绒性,又具有适量透气性的性能。本发明控制透气率在0.5-1.0mm/s,此透气率应用效果为用力挤压下可排出羽绒内气体,平常使用中不透风,可达到防风效果,不影响羽绒服的保暖性。
本发明涂层胶中选用聚碳化二亚胺交联剂、聚异氰酸酯交联剂、聚氮丙啶交联剂,聚碳化二亚胺交联剂中-N=C=N-活性基团可与聚氨酯中的羧基官能团发生反应;聚异氰酸酯交联剂中-NCO活性基团可与聚氨酯中的氨基、羟基等官能团发生反应;聚氮丙啶交联剂中氮丙环活性基团可与聚氨酯中的羧基官能团发生反应;三者共同的特性是反应活性高,具有多官能性,可通过交联反应生成一个典型的3D聚合物交联剂网络,从而使聚氨酯获得好的成膜牢度及韧性。另外,上述活性基团还可以与织物上的酰胺基、羟基等发生反应,使聚氨酯膜能紧密地与织物结合,达到耐水洗、贴合强力高的目的。
本发明涂层胶中选用封闭型酸催化剂,解封温度80-90℃,PH值7.0-9.0。常温时,其PH值为7.0-9.0,有利于涂层胶的放置稳定性,确保涂层胶的稳定使用;当达到80-90℃解封温度时,酸催化剂解闭,恢复强酸性,开始发挥催化作用,加快反应速度;此外,在恢复强酸性时,涂层胶体系PH值降低,而酸性条件下,纳米碳酸钙在酸性条件下分解,产生二氧化碳气体,在聚氨酯成膜过程中从膜中穿出,形成微小气孔,获得一定的透气性。
综上所述,本发明通过耐久防水整理剂的选配、涂层胶的选配、浸轧、轧光、一刀涂层工艺处理,使选配的耐久防水整理剂在120-170℃条件下,在封闭型异氰酸酯交联剂作用下,有机氟防水剂牢固地键合在织物上;使选配的涂层胶在130-165℃条件下,在交联剂和封端酸催化剂作用下,涂层胶牢固地键合在织物上,并同时与织物及耐久防水整理剂中的活性基团交联反应,各组分协同作用,形成网状聚合结构,使面料具有优异的可贴羽绒服专用无缝贴合胶条性、防绒性、透气性,并保持面料手感柔软、耐水洗、耐寒性,使获得的羽绒服面料可通过热轧贴合形成格间,免于衍缝,提升面料使用性。
具体实施方式
实施例1
(1)耐久防水整理剂制备:
原料按重量配比
有机氟防水剂3.0份加入水97.5份中,搅拌均匀,再加入封闭型异氰酸酯交联剂0.4份,搅拌均匀,加入冰醋酸适量,调PH值为6,得耐久防水整理剂;
(2)涂层胶制备:
原料按重量配比
将消泡剂0.1份加入水性磺酸盐型脂肪族聚氨酯乳液90份中,搅拌均匀,加入缔合型聚氨酯增稠剂1.5份、聚丙烯酸酯增稠剂0.5份,充分搅拌均匀,再加入聚丙烯酸钠盐分散剂0.1份,搅拌均匀,再依次加入气相法二氧化硅消光粉1.5份、纳米碳酸钙2.0份,搅拌均匀,再加入可膨胀微球粉1.5份,搅拌均匀,测粘度,加入适量增稠剂调涂层胶粘度为3500cps,然后加入聚碳化二亚胺交联剂1.0份、聚氮丙啶交联剂0.5份、封闭型酸催化剂1.0份,搅拌均匀,过滤,得可贴羽绒服专用无缝贴合胶条、透气、防绒涂层胶;
(3)面料选择:锦纶面料,纱支 15D、密度290T;
(4)浸轧整理:用上述步骤(1)制得的耐久防水整理剂对面料进行浸轧整理,轧液率30%,120-150-170-170℃烘干1.4分钟;
(5)轧光处理:对上述步骤(4)防水整理后的面料用轧光机进行轧光:压力10Mpa,温度110℃,车速25 m/min;
(6)涂层处理:将上述步骤(2)制得的涂层胶用浮刀式涂层机涂覆在上述步骤(5)处理后的面料上,130-150- 165-165℃烘干40秒,干增重5g/m2
实施例2
(1)耐久防水整理剂制备:
原料按重量配比
有机氟防水剂4.0份加入水96份中,搅拌均匀,再加入封闭型异氰酸酯交联剂0.7份,搅拌均匀,加入冰醋酸适量,调PH值为5.5,得耐久防水整理剂;
(2)涂层胶制备:
原料按重量配比
将消泡剂0.15份加入水性磺酸盐型脂肪族聚氨酯乳液95份中,搅拌均匀,加入缔合型聚氨酯增稠剂3.5份,充分搅拌均匀,再加入聚丙烯酸钠盐分散剂0.15份,搅拌均匀,再依次加入气相法二氧化硅消光粉1.0份、沉淀法二氧化硅消光粉1.0份,纳米碳酸钙2.3份,搅拌均匀,再加入可膨胀微球粉1.4份,搅拌均匀,测粘度,加入适量增稠剂调涂层胶粘度为3900cps,然后加入聚异氰酸酯交联剂1.0份、聚氮丙啶交联剂0.8份、封闭型酸催化剂1.1份,搅拌均匀,过滤,得可贴羽绒服专用无缝贴合胶条、透气、防绒涂层胶;
(3)面料选择:锦纶面料,纱支 20D、密度400T;
(4)浸轧整理:用上述步骤(1)制得的耐久防水整理剂对面料进行浸轧整理,轧液率35%,120-150-170-170℃烘干1.2分钟;
(5)轧光处理:
对上述步骤(4)防水整理后的面料用轧光机进行轧光:压力10Mpa,温度100℃,车速25 m/min;
(6)涂层处理:将上述步骤(2)制得的涂层胶用浮刀式涂层机涂覆在上述步骤(5)处理后的面料上,130-150- 165-165℃烘干1.0分钟,干增重6g/m2
实施例3
(1)耐久防水整理剂制备:
原料按重量配比
有机氟防水剂5.0份加入水98份中,搅拌均匀,再加入封闭型异氰酸酯交联剂1.0份,搅拌均匀,加入冰醋酸适量,调PH值为5,得耐久防水整理剂;
(2)涂层胶制备:
原料按重量配比
将消泡剂0.15份加入水性磺酸盐型脂肪族聚氨酯乳液95份中,搅拌均匀,加入缔合型聚氨酯增稠剂2.0份、聚丙烯酸酯增稠剂0.5份,充分搅拌均匀,再加入聚丙烯酸钠盐分散剂0.2份,搅拌均匀,再依次加入沉淀法二氧化硅消光粉2.5份、纳米碳酸钙2.5份,搅拌均匀,再加入可膨胀微球粉1.2份,搅拌均匀,测粘度,加入适量增稠剂调涂层胶粘度为3700cps,然后加入聚碳化二亚胺交联剂2.4份、封闭型酸催化剂1.2份,搅拌均匀,过滤,得可贴羽绒服专用无缝贴合胶条、透气、防绒涂层胶;
(3)面料选择:锦纶面料,纱支 30D、密度300T;
(4)浸轧整理:用上述步骤(1)制得的耐久防水整理剂对面料进行浸轧整理,轧液率45%,120-150-170-170℃烘干1.5分钟;
(5)轧光处理:对上述步骤(4)防水整理后的面料用轧光机进行轧光:压力9Mpa,温度120℃,车速20 m/min;
(6)涂层处理:将上述步骤(2)制得的涂层胶用浮刀式涂层机涂覆在上述步骤(5)处理后的面料上,130-150- 165-165℃烘干1.0分钟,干增重7g/m2
实施例4
(1)耐久防水整理剂制备:
原料按重量配比
有机氟防水剂1.5份加入水95份中,搅拌均匀,再加入封闭型异氰酸酯交联剂0.3份,搅拌均匀,加入冰醋酸适量,调PH值为6,得耐久防水整理剂;
(2)涂层胶制备:
原料按重量配比
将消泡剂0.2份加入水性磺酸盐型脂肪族聚氨酯乳液100份中,搅拌均匀,加入缔合型聚氨酯增稠剂3.8份、聚丙烯酸酯增稠剂0.5份,充分搅拌均匀,再加入聚丙烯酸钠盐分散剂0.18份,搅拌均匀,再依次加入气相法二氧化硅消光粉1.0份沉淀法二氧化硅消光粉0.8份、纳米碳酸钙2.8份,搅拌均匀,再加入可膨胀微球粉0.8份,搅拌均匀,测粘度,加入适量增稠剂调涂层胶粘度为4100cps,然后加入聚异氰酸酯交联剂3.0份、封闭型酸催化剂1.3份,搅拌均匀,过滤,得可贴羽绒服专用无缝贴合胶条、透气、防绒涂层胶;
(3)面料选择:锦纶面料,纱支 40D、密度290T;
(4)浸轧整理:用上述步骤(1)制得的耐久防水整理剂对面料进行浸轧整理,轧液率60%,120-150-170-170℃烘干1.0分钟;
(5)轧光处理:对上述步骤(4)防水整理后的面料用轧光机进行轧光:压力11Mpa,温度100℃,车速30 m/min;
(6)涂层处理:将上述步骤(2)制得的涂层胶用浮刀式涂层机涂覆在上述步骤(5)处理后的面料上,130-150- 165-165℃烘干1.4分钟,干增重10g/m2
实施例5
(1)耐久防水整理剂制备:
原料按重量配比
有机氟防水剂3.5份加入水97份中,搅拌均匀,再加入封闭型异氰酸酯交联剂0.6份,搅拌均匀,加入冰醋酸适量,调PH值为4.5,得耐久防水整理剂;
(2)涂层胶制备:
原料按重量配比
将消泡剂0.1份加入水性磺酸盐型脂肪族聚氨酯乳液90份中,搅拌均匀,加入缔合型聚氨酯增稠剂4.8份,充分搅拌均匀,再加入聚丙烯酸钠盐分散剂0.12份,搅拌均匀,再依次加入气相法二氧化硅消光粉1.5份、沉淀法二氧化硅消光粉0.8份、纳米碳酸钙3.0份,搅拌均匀,再加入可膨胀微球粉0.5份,搅拌均匀,测粘度,加入适量增稠剂调涂层胶粘度为4300cps,然后加入聚氮丙啶交联剂1.0份、封闭型酸催化剂1.5份,搅拌均匀,过滤,得可贴羽绒服专用无缝贴合胶条、透气、防绒涂层胶;
(3)面料选择:锦纶面料,纱支 70D、密度320T;
(4)浸轧整理:用上述步骤(1)制得的耐久防水整理剂对面料进行浸轧整理,轧液率50%,120-150-170-170℃烘干1.3分钟;
(5)轧光处理:对上述步骤(4)防水整理后的面料用轧光机进行轧光:压力10Mpa,温度120℃,车速25 m/min;
(6)涂层处理:
将上述步骤(2)制得的涂层胶用浮刀式涂层机涂覆在上述步骤(5)处理后的面料上,130-150- 165-165℃烘干1.2分钟,干增重8g/m2
实施例6-10选择涤纶面料,分别按实施例1-5处理面料。
实施例6面料选择:涤纶面料,纱支 30D、密度330T;
实施例7面料选择:涤纶面料,纱支 50D、密度300T;
实施例8面料选择:涤纶面料,纱支 50D、密度400T;
实施例9面料选择:涤纶面料;纱支 63D、密度230T;
实施例10面料选择:涤纶面料,纱支 75D、密度210T。
上述实施例中:
有机氟防水剂:选自大金氟化工(中国)有限公司产品TG-5601;
封闭型异氰酸酯交联剂:选自辽宁恒星精细化工有限公司 DF-892;
水性磺酸盐型脂肪族聚氨酯乳液:选自辽宁恒星精细化工有限公司 FS-5132H;
消泡剂:选自沈阳天利商贸有限公司NXZ;
聚丙烯酸酯增稠剂:选自辽宁恒星精细化工有限公司产品 FS-20E;
缔合型聚氨酯增稠剂:选自德谦(上海)有限公司产品 WT-201;
聚丙烯酸钠盐分散剂:选自潍坊鲁一化学有限公司HX-5040;
气相法二氧化硅消光粉:选自赢创德固赛(Evonik Degussa)TS-100;
沉淀法二氧化硅消光粉:选自赢创德固赛(Evonik Degussa)OK-412;
纳米碳酸钙:选自深圳锦昊辉实业发展有限公司JLH-C04PG;
可膨胀微球粉:选自快思瑞科技(上海)有限公司 WU1501M;
聚碳化二亚胺交联剂:选自斯塔尔(Stahl)公司XL-725;
聚异氰酸酯交联剂:选自辽宁恒星精细化工有限公司 DF-819B;
聚氮丙啶交联剂:选自上海浩登材料股份有限公司HD-100A;
封闭型酸催化剂:选自上海基材化工有限公司NACURE2500。
对比例:
对比例1:纱支15D、密度290T锦纶羽绒服面料,其表面经涂层整理,为绍兴柯桥爱妮纺织有限公司产品;
对比例2:纱支70D、密度320T锦纶羽绒服面料,其表面经涂层整理,为苏州盈科纺织有限公司产品;
对比例3:纱支30D、密度330T涤纶羽绒服面料,其表面经涂层整理,为绍兴柯桥崧弘纺织有限公司产品;
对比例4:纱支63D、密度230T涤纶羽绒服面料,其表面经涂层整理,为苏州夏布朗纺织科技有限公司产品。
热轧贴合:
采用平板热轧机,温度140℃,热轧时间40秒,羽绒服专用无缝贴合胶条选用江门市蓬江区盈通塑胶制品有限公司TY-2217。
实施例1-5所获得的面料与目前现有锦纶羽绒服面料进行对比:
Figure 381420DEST_PATH_IMAGE001
将实施例6-10所获得的面料与目前现有涤纶羽绒服面料进行对比:
Figure 363807DEST_PATH_IMAGE002
干增重检测:GB/T4669-2008纺织品机织物单位长度质量和单位面积质量的测定;
钻绒数量检测:GB/T12705-2009纺织品 织物防钻绒性试验方法 第2部分 转箱法;
沾水等级检测:GB/T 4745-2012纺织织物表面抗湿性测定,沾水试验;
静水压检测:GB/T4744-2013纺织品防水性能的检测和评价 静水压法;
耐低温性检测:FZ/T01007-2008涂层织物耐低温性的测定;
贴合强力检测:FZ/T01010-2012涂层织物 涂层剥离强力的测定;
水洗方法:GB/T8629-2017纺织品 试验用家庭洗涤和干燥程序;
透气率检测:GB/T5453-1997纺织品 织物透气率的测定。
通过上表比较可以看出,由本发明获得的羽绒服面料可实现热轧贴合,与羽绒服专用无缝贴合胶条贴合强力高,贴合强力均>7N/cm;防钻绒性能优,钻绒数量均≦3根;具有极佳的耐洗性:5次家庭水洗晾干后,钻绒数量均≦5根,沾水等级均≧3级,静水压均>500mmH2O;耐低温性好,-40℃涂层无裂纹;保持合适的透气率:0.6-0.9mm/s,达到即透气又防风的效果;低带浆量:5-10g/m2,保持面料手感柔软,产品综合性能良好。

Claims (2)

1.一种热轧贴合代替衍缝的羽绒服面料处理方法,其特征是:
(1)耐久防水整理剂制备
原料按重量配比:
有机氟防水剂1.0-5.0份加入水95-99份中,搅拌均匀,再加入封闭型异氰酸酯交联剂0.2-1.0份,搅拌均匀,加入冰醋酸适量,调PH值为4-6,得耐久防水整理剂;
(2)涂层胶制备:
原料按重量配比:
将消泡剂0.1-0.2份加入水性磺酸盐型脂肪族聚氨酯乳液90-100份中,搅拌均匀,加入增稠剂2.0-5.0份,充分搅拌均匀,再加入聚丙烯酸钠盐分散剂0.1-0.2份,搅拌均匀,再依次加入二氧化硅消光粉1.5-2.5份、纳米碳酸钙2.0-3.0份,搅拌均匀,再加入可膨胀微球粉0.5-1.5份,搅拌均匀,测粘度,加入适量增稠剂调涂层胶粘度为3500-4500cps,然后加入交联剂1.0-3.0份、封闭型酸催化剂1.0-1.5份,搅拌均匀,过滤,得可贴羽绒服专用无缝贴合胶条、透气、防绒涂层胶;
(3)面料选择:锦纶或涤纶面料
(4)浸轧整理:用上述步骤(1)制得的耐久防水整理剂对面料进行浸轧整理,轧液率30-60%,120-150-170-170℃烘干1.0-1.5分钟;
(5)轧光处理:对上述步骤(4)防水整理后的面料用轧光机进行轧光:压力9-11Mpa,温度100-120℃,车速20-30 m/min;
(6)涂层处理:将上述步骤(2)制得的涂层胶用浮刀式涂层机涂覆在上述步骤(5)处理后的面料上,130-150- 165-165℃烘干40秒-1.5分钟,干增重5-10g/m2
上述封闭型异氰酸酯交联剂:解封温度为130-140℃;
上述水性磺酸盐型脂肪族聚氨酯乳液:100%模量为1.0-2.0MPa,含固量≧30%;
上述消泡剂:为矿物油及金属皂类消泡剂;
上述增稠剂:为聚丙烯酸酯增稠剂、缔合型聚氨酯增稠剂其中之一或两种混合使用;
上述二氧化硅消光粉:为气相法二氧化硅消光粉、沉淀法二氧化硅消光粉其中之一或两种混合使用,粒径<5um;
上述纳米碳酸钙:粒径<0.5um;
上述可膨胀微球粉:粒径<5um,膨胀温度130-150℃;
上述交联剂:为聚碳化二亚胺交联剂、聚异氰酸酯交联剂、聚氮丙啶交联剂其中之一或两种混合使用;
上述封闭型酸催化剂:解封温度80-110℃,pH 值7.0-9.0。
2.如权利要求1所述处理方法得到的羽绒服面料。
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