CN110904570A - 一种耐紫外线的吸湿快干面料及其制备工艺 - Google Patents

一种耐紫外线的吸湿快干面料及其制备工艺 Download PDF

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CN110904570A
CN110904570A CN201911258904.3A CN201911258904A CN110904570A CN 110904570 A CN110904570 A CN 110904570A CN 201911258904 A CN201911258904 A CN 201911258904A CN 110904570 A CN110904570 A CN 110904570A
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ultraviolet
fabric
yarns
yarn
absorbing
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黄庆强
薛永亮
徐国华
钟家彰
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Dongguan Li Li Textile Co Ltd
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Dongguan Li Li Textile Co Ltd
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    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04CBRAIDING OR MANUFACTURE OF LACE, INCLUDING BOBBIN-NET OR CARBONISED LACE; BRAIDING MACHINES; BRAID; LACE
    • D04C1/00Braid or lace, e.g. pillow-lace; Processes for the manufacture thereof
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    • D02YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02GCRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
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    • D02G3/00Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/22Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
    • D02G3/32Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic
    • D02G3/328Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic containing elastane
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Abstract

本发明涉及面料技术领域,具体涉及一种耐紫外线的吸湿快干面料及其制备工艺。该吸湿排汗面料由复合纱编织而成,复合纱由面纱、弹性纤维纱和底纱层叠而成,层叠成型后面纱形成面层,弹性纤维纱形成弹性中层,底纱形成底层;面纱是45‑100D/45‑75F的玉米纤维;弹性纤维纱是纤度为30‑60D的低温氨纶;底纱按照重量占比是由13‑50%的莫代尔纤维和50‑87%的涤纶纤维混纺而成,底纱的纱支数为40‑80S/1。本发明的面料具有环保、保暖、可机洗、免烫等功能,且透气性佳,水分挥发速率高,速干性好,不产生闷热感和粘皮肤的感觉,穿着舒适,并具有耐热、耐紫外线的性能,能提高面料的耐紫外性。

Description

一种耐紫外线的吸湿快干面料及其制备工艺
技术领域
本发明涉及面料技术领域,具体涉及一种耐紫外线的吸湿快干面料及其制备工艺。
背景技术
目前市面上的面料较多为二线编织而成的,常见为拉架纱线和聚酯纱线,三线编织而成的面料不常见,同时,聚酯纱线为长纤维纱线,利用其编织而成的纺织物的贴服性较差,舒适性较差,会影响纺织物的穿着舒适感;且速干性较低,面料表面吸收水分后的水分挥发性不高,导致面料出现粘附感,降低了穿着舒适性;另一方面,目前的二线编织的拉架纱线和聚酯纱线等面料染色效果较差,水洗或吸收汗渍后容易出现掉色、变色等问题;再者,目前的拉架纱线、聚酯纱线等面料,在大量出汗的运动后,难以清除汗味及汗渍,导致衣物具有油脂异味,同时也容易滋生细菌。
发明内容
为了克服现有技术中存在的缺点和不足,本发明的目的在于提供一种耐紫外线的吸湿快干面料,该面料通过采用三种纱线纤维复合编织,制得的面料依次形成三层纱线层,且中间层具有弹性,提高了面料的穿着舒适性和亲肤性,具有环保、保暖、可机洗、免烫等功能,且透气性佳,水分挥发速率高,速干性好,不产生闷热感和粘皮肤的感觉,穿着舒适,同时采用玉米纤维作为面层,具有耐热、耐紫外线的性能,能提高面料的耐紫外性。
本发明的另一目的在于提供一种耐紫外线的吸湿快干面料的制备工艺,该工艺操作控制方便,质量稳定,生产效率高,生产成本低,通过严格控制各步骤及条件参数,能使制得的面料柔软舒适,亲肤透气,色牢度高,水洗不易变形或脱色,稳定性高,适合大规模工业化生产。
本发明的目的通过下述技术方案实现:一种耐紫外线的吸湿快干面料,该吸湿排汗面料由复合纱编织而成,所述复合纱按照重量占比由43-60%的面纱、3-7%的弹性纤维纱和35-52%的底纱层叠而成,层叠成型后所述面纱形成面层,所述弹性纤维纱形成弹性中层,所述底纱形成底层;所述面纱是45-100D/45-75F的玉米纤维;所述弹性纤维纱是纤度为30-60D的低温氨纶;所述底纱按照重量占比是由13-50%的莫代尔纤维和50-87%的涤纶纤维混纺而成,所述底纱的纱支数为40-80S/1。
本发明的面料通过采用三种纱线纤维复合编织,制得的面料依次形成三层纱线层,且中间层具有弹性,提高了面料的穿着舒适性和亲肤性,具有环保、保暖、可机洗、免烫等功能,且透气性佳,水分挥发速率高,速干性好,不产生闷热感和粘皮肤的感觉,穿着舒适。
同时,采用玉米纤维作为面层,玉米纤维经发酵转化成乳酸再经聚合,纺丝而制成的合成纤维。此纤维具有玉米纤维轻柔滑顺,强度大,吸湿透气,加工的产品有丝绸般的光泽及舒适的肌肤触感和手感,悬垂性佳,良好的耐热性及抗紫外线功能,能提高面料的耐紫外性。
而采用低温氨纶作为中层的弹性纤维,属线性嵌段共聚物,具有较高的弹性,低温定型效果佳,防卷边性好,可模性好,低碳环保,对环境友好;低温氨纶分子结构中含有两种链段,一种是软链段,能使纤维具有较高弹性,提高面料的弹性伸长性能和柔软习惯,另一种是硬链段,能使纤维具有较高的分子间相互作用力,提高面料的断裂强度和热定型性,保证面料具有一定的使用强度,由于其上述的独特分子结构,能使低温氨纶具有较佳的拉伸性能、恢复性和热定性效率。
在达到相同的热定形效率时,相同旦数的低温氨纶比常规氨纶要低15-20℃,提高了低温氨纶的加工效率,降低加工能耗和成本,低碳、环保;另外,采用低温氨纶的面料在加工中没有产生卷边的现象,而常规氨纶的面料卷边严重;而水洗后,低温氨纶具有较低的缩率和良好的尺寸稳定性,定形效果较好,不易产生褶皱,达到免烫的效果,利用低温氨纶制得的面料,能降低该面料的加工模压温度,提高模压后的面料白度,缩短模压时间,提高模压产量,进而提高面料的加工生产效率。
而采用莫代尔纤维和涤纶纤维复配混纺制备底层,其中的莫代尔纤维属于纤维素纤维,自然降解性好,环保,对环境友好,具有较佳的柔软性、吸湿性和可染性,能使制得的面料保持干爽、透气,并且对染料的色素吸收速度较高,吸收率高,染色后色彩亮丽不易脱色,另外,莫代尔纤维与涤纶纤维混纺,能显著改善莫代尔纤维挺括性差的缺点,能提高面料亲肤性和柔软性。
本发明的另一目的通过下述技术方案实现:一种如上所述耐紫外线的吸湿排汗面料的制备工艺,包括如下步骤:
步骤A.编织:分别将面纱、弹性纤维纱和底纱进行三线编织,制得胚布;
步骤B.染色:将步骤A制得的胚布利用染液进行浸泡染色;
步骤C.还原清洗:将步骤B染色后的胚布进行还原清洗处理;
步骤D.煮布:将步骤C还原清洗后的胚布加入至温度为75-85℃的热水中水煮8-12min;
步骤E.冷行、定型:将步骤D水煮后的胚布进行冷行处理18-22min,然后浸泡于定型剂中进行热定型处理,制得耐紫外线的吸湿排汗面料。
本发明的面料制备工艺,操作控制方便,质量稳定,生产效率高,生产成本低,通过严格控制各步骤及条件参数,能使制得的面料柔软舒适,亲肤透气,色牢度高,水洗不易变形或脱色,稳定性高,适合大规模工业化生产。
其中,通过对染色后的胚布进行还原清洗能有效去除织物上未固着的分散染料,显著改善面料的牢度;而还原清洗后对面料进行煮布处理,能提高分散染料在面料纤维上的附着性,达到固色的作用;而煮布后依次进行冷行和定型处理,能去除面料的浮色,提高色牢度,并改善纤维的拉伸强度等机械性能;最后进行定型处理,能对染料在纤维面料上的定型性,不易掉色,并提高面料的吸湿排汗性。
优选的,所述步骤B中,将染液以1-4℃/min的速度升温至105-115℃,达到105-115℃后进行浸泡染色,浸泡染色的时间为40-50min。本发明通过严格控制染液的升温速度以及染色的温度、时间,在70-110℃温度区间,染料上染速率较快,且严格控制升温速度在1-4℃/min,能保证染料均匀吸附于纤维面料上,而达到105-115℃后,染料向纤维内部扩散,并增进染料移染,对纤维面料染匀染透。
优选的,所述步骤B中,所述染液包括如下重量份的原料:
Figure BDA0002311063150000041
本发明通过采用上述种类的原料作为染液,能使得分散染料稳定附着于纤维面料上,提高布料的染色效果和色牢度,耐水洗,不易掉色;其中,采用的冰醋酸和醋酸钠能对染料体系起到弱酸性的缓冲作用,避免过酸性环境降低染料在纤维上的扩散染色速率;而采用的高温匀染剂,能促使染料在高温环境下能在纤维面料上附着染色,促进纤维面料对染料的吸收效率以及染料的附着力。
优选的,所述高温匀染剂为高温匀染剂HT;每份所述分散染料包括12-14份荧光黄10GN和2-4份分散蓝SGL。优选的,所述高温匀染剂HT为东莞市仙桥助剂实业有限公司制造的HT型号高温匀染剂。
优选的,所述步骤C中,所述还原清洗采用酸性还原清洗剂AEC进行清洗,还原清洗的处理温度为90-100℃,处理时间为15-25min。
本发明通过采用酸性还原清洗剂AEC对染色后的胚布进行清洗,并严格控制清洗的温度和时间,能有效去除纤维面料上的未附着的分散染料,去除浮色,且无需酸中和,能显著改善织物的牢度,同时酸性还原清洗剂AEC能简化了清洗工序,缩短了处理时间,减少了助剂的用量,并降低了对纤维面料的损伤,节约成本。
优选的,所述步骤E中,热定型处理的温度为105-115℃,处理时间为12-15min;所述定型剂包括如下重量份的原料:
Figure BDA0002311063150000051
本发明通过采用上述原料制备定型剂,能对面料进行有效的定型,提高染料与纤维的交联性,提高布料的色牢度;其中,采用的亲水硅油,属于非/弱阳离子型氨基硅柔软剂,具有较佳的亲水性、助剂配伍性和耐剪切稳定性,能改善面料的缝纫性等加工性能,提供较好的平滑性,使得布料纤维具有滑软、蓬松的手感,并提高面料的耐洗性、低黄变性、耐摩擦牢度、日晒牢度,加工后的布料皂洗15次不变黄、不变色,稳定性好,能显著改善面料的手感、抗静电性、亲水性、耐洗性和抗污性,且生物降解性好,对环境无污染。
而采用的吸湿排汗剂,具有较佳的亲水性、助剂配伍性,能提高面料的吸水、透湿、快干等性能,使制得的面料具有蓬松、柔软以及良好的弹性,手感舒适、透气、吸汗。而采用的抗紫外剂,可提高面料的耐紫外线能力,且面料不会泛黄,结构与上述染液中的分散染料接近,能稳定地附着于面料上,提高面料的耐紫外线性能和色牢度。
优选的,所述吸湿排汗剂为聚酯-聚醚类嵌段共聚物;每份所述抗紫外剂按重量份计,包括2-3份2-(2’-羟基-5’-甲基苯基)苯并三氮唑和3-5份2-(2’-羟基-3’,5’-二叔苯基)-5-氯化苯并三唑。
本发明通过采用聚酯-聚醚类嵌段共聚物作为吸湿排汗剂,分子结构中具有苯环,在高温作用下,分子链段被锚牢在纤维的表面,提高纤维的耐久亲水性,能使得其吸收的水分可以很快地散发到大气中,达到吸湿力强、水分挥发快的效果,且聚酯-聚醚类嵌段共聚物能提高面料的抗静电性和耐水洗性,比没有添加聚酯-聚醚类嵌段共聚物的面料纤维电阻降低了5-8个数量级。其中,聚酯-聚醚类嵌段共聚物中的DMT与PEG的混合摩尔比为3:5,PEG的分子量为4000。
本发明通过采用上述的抗紫外剂,结构与上述染液中的分散染料接近,两者复配使用,能稳定地附着于面料上,提高面料的耐紫外线性能和色牢度。
本发明的有益效果在于:本发明耐紫外线的吸湿快干面料,通过采用三种纱线纤维复合编织,制得的面料依次形成三层纱线层,且中间层具有弹性,提高了面料的穿着舒适性和亲肤性,具有环保、保暖、可机洗、免烫等功能,且透气性佳,水分挥发速率高,速干性好,不产生闷热感和粘皮肤的感觉,穿着舒适,同时采用玉米纤维作为面层,具有耐热、耐紫外线的性能,能提高面料的耐紫外性。
本发明耐紫外线的吸湿快干面料的制备工艺操作控制方便,质量稳定,生产效率高,生产成本低,通过严格控制各步骤及条件参数,能使制得的面料柔软舒适,亲肤透气,色牢度高,水洗不易变形或脱色,稳定性高,适合大规模工业化生产。
具体实施方式
为了便于本领域技术人员的理解,下面结合实施例对本发明作进一步的说明,实施方式提及的内容并非对本发明的限定。
实施例1
一种耐紫外线的吸湿快干面料,该吸湿排汗面料由复合纱编织而成,所述复合纱按照重量占比由41%的面纱、7%的弹性纤维纱和52%的底纱层叠而成,层叠成型后所述面纱形成面层,所述弹性纤维纱形成弹性中层,所述底纱形成底层;所述面纱是50D/48F的玉米纤维;所述弹性纤维纱是纤度为55D的低温氨纶;所述底纱按照重量占比是由30%的莫代尔纤维和70%的涤纶纤维混纺而成,所述底纱的纱支数为40S/1。其中,所述低温氨纶为
Figure BDA0002311063150000071
低温定型氨纶。
一种如上所述耐紫外线的吸湿排汗面料的制备工艺,包括如下步骤:
步骤A.编织:分别将面纱、弹性纤维纱和底纱进行三线编织,制得胚布;
步骤B.染色:将步骤A制得的胚布利用染液进行浸泡染色;
步骤C.还原清洗:将步骤B染色后的胚布进行还原清洗处理;
步骤D.煮布:将步骤C还原清洗后的胚布加入至温度为75℃的热水中水煮12min;
步骤E.冷行、定型:将步骤D水煮后的胚布进行冷行处理18min,然后浸泡于定型剂中进行热定型处理,制得耐紫外线的吸湿排汗面料。
所述步骤B中,将染液以1℃/min的速度升温至105℃,达到105℃后进行浸泡染色,浸泡染色的时间为50min。
所述步骤B中,所述染液包括如下重量份的原料:
Figure BDA0002311063150000072
所述高温匀染剂为高温匀染剂HT;每份所述分散染料包括12份荧光黄10GN和2份分散蓝SGL。
所述步骤C中,所述还原清洗采用酸性还原清洗剂AEC进行清洗,还原清洗的处理温度为90℃,处理时间为25min。
所述步骤E中,热定型处理的温度为105℃,处理时间为15min;所述定型剂包括如下重量份的原料:
Figure BDA0002311063150000081
所述吸湿排汗剂为聚酯-聚醚类嵌段共聚物;其中,聚酯-聚醚类嵌段共聚物中的DMT与PEG的混合摩尔比为3:5,PEG的分子量为4000。
每份所述抗紫外剂按重量份计,包括2份2-(2’-羟基-5’-甲基苯基)苯并三氮唑和3份2-(2’-羟基-3’,5’-二叔苯基)-5-氯化苯并三唑。
实施例2
一种耐紫外线的吸湿快干面料,该吸湿排汗面料由复合纱编织而成,所述复合纱按照重量占比由60%的面纱、5%的弹性纤维纱和35%的底纱层叠而成,层叠成型后所述面纱形成面层,所述弹性纤维纱形成弹性中层,所述底纱形成底层;所述面纱是100D/72F的玉米纤维;所述弹性纤维纱是纤度为55D的低温氨纶;所述底纱按照重量占比是由50%的莫代尔纤维和50%的涤纶纤维混纺而成,所述底纱的纱支数为80S/1。其中,所述低温氨纶为
Figure BDA0002311063150000082
低温定型氨纶。
一种如上所述耐紫外线的吸湿排汗面料的制备工艺,包括如下步骤:
步骤A.编织:分别将面纱、弹性纤维纱和底纱进行三线编织,制得胚布;
步骤B.染色:将步骤A制得的胚布利用染液进行浸泡染色;
步骤C.还原清洗:将步骤B染色后的胚布进行还原清洗处理;
步骤D.煮布:将步骤C还原清洗后的胚布加入至温度为78℃的热水中水煮11min;
步骤E.冷行、定型:将步骤D水煮后的胚布进行冷行处理19min,然后浸泡于定型剂中进行热定型处理,制得耐紫外线的吸湿排汗面料。
所述步骤B中,将染液以2℃/min的速度升温至108℃,达到108℃后进行浸泡染色,浸泡染色的时间为48min。
所述步骤B中,所述染液包括如下重量份的原料:
Figure BDA0002311063150000091
所述高温匀染剂为高温匀染剂HT;每份所述分散染料包括12.5份荧光黄10GN和2.5份分散蓝SGL。
所述步骤C中,所述还原清洗采用酸性还原清洗剂AEC进行清洗,还原清洗的处理温度为92℃,处理时间为23min。
所述步骤E中,热定型处理的温度为108℃,处理时间为14min;所述定型剂包括如下重量份的原料:
Figure BDA0002311063150000092
所述吸湿排汗剂为聚酯-聚醚类嵌段共聚物;其中,聚酯-聚醚类嵌段共聚物中的DMT与PEG的混合摩尔比为3:5,PEG的分子量为4000。
每份所述抗紫外剂按重量份计,包括2.2份2-(2’-羟基-5’-甲基苯基)苯并三氮唑和3.5份2-(2’-羟基-3’,5’-二叔苯基)-5-氯化苯并三唑。
实施例3
一种耐紫外线的吸湿快干面料,该吸湿排汗面料由复合纱编织而成,所述复合纱按照重量占比由45.21%的面纱3.95%的弹性纤维纱和50.84%的底纱层叠而成,层叠成型后所述面纱形成面层,所述弹性纤维纱形成弹性中层,所述底纱形成底层;所述面纱是75D/48F的玉米纤维;所述弹性纤维纱是纤度为33D的低温氨纶;所述底纱按照重量占比是由15%的莫代尔纤维和85%的涤纶纤维混纺而成,所述底纱的纱支数为60S/1。其中,所述低温氨纶为
Figure BDA0002311063150000101
低温定型氨纶。
一种如上所述耐紫外线的吸湿排汗面料的制备工艺,包括如下步骤:
步骤A.编织:分别将面纱、弹性纤维纱和底纱进行三线编织,制得胚布;
步骤B.染色:将步骤A制得的胚布利用染液进行浸泡染色;
步骤C.还原清洗:将步骤B染色后的胚布进行还原清洗处理;
步骤D.煮布:将步骤C还原清洗后的胚布加入至温度为80℃的热水中水煮10min;
步骤E.冷行、定型:将步骤D水煮后的胚布进行冷行处理20min,然后浸泡于定型剂中进行热定型处理,制得耐紫外线的吸湿排汗面料。
所述步骤B中,将染液以3℃/min的速度升温至110℃,达到110℃后进行浸泡染色,浸泡染色的时间为45min。
所述步骤B中,所述染液包括如下重量份的原料:
Figure BDA0002311063150000102
Figure BDA0002311063150000111
所述高温匀染剂为高温匀染剂HT;每份所述分散染料包括13份荧光黄10GN和3份分散蓝SGL。
所述步骤C中,所述还原清洗采用酸性还原清洗剂AEC进行清洗,还原清洗的处理温度为95℃,处理时间为20min。
所述步骤E中,热定型处理的温度为110℃,处理时间为13min;所述定型剂包括如下重量份的原料:
Figure BDA0002311063150000112
所述吸湿排汗剂为聚酯-聚醚类嵌段共聚物;其中,聚酯-聚醚类嵌段共聚物中的DMT与PEG的混合摩尔比为3:5,PEG的分子量为4000。
每份所述抗紫外剂按重量份计,包括2.5份2-(2’-羟基-5’-甲基苯基)苯并三氮唑和4份2-(2’-羟基-3’,5’-二叔苯基)-5-氯化苯并三唑。
实施例4
一种耐紫外线的吸湿快干面料,该吸湿排汗面料由复合纱编织而成,所述复合纱按照重量占比由44.6%的面纱、3.9%的弹性纤维纱和51.5%的底纱层叠而成,层叠成型后所述面纱形成面层,所述弹性纤维纱形成弹性中层,所述底纱形成底层;所述面纱是50D/72F的玉米纤维;所述弹性纤维纱是纤度为33D的低温氨纶;所述底纱按照重量占比是由14%的莫代尔纤维和86%的涤纶纤维混纺而成,所述底纱的纱支数为60S/1。其中,所述低温氨纶为
Figure BDA0002311063150000113
低温定型氨纶。
一种如上所述耐紫外线的吸湿排汗面料的制备工艺,包括如下步骤:
步骤A.编织:分别将面纱、弹性纤维纱和底纱进行三线编织,制得胚布;
步骤B.染色:将步骤A制得的胚布利用染液进行浸泡染色;
步骤C.还原清洗:将步骤B染色后的胚布进行还原清洗处理;
步骤D.煮布:将步骤C还原清洗后的胚布加入至温度为83℃的热水中水煮9min;
步骤E.冷行、定型:将步骤D水煮后的胚布进行冷行处理21min,然后浸泡于定型剂中进行热定型处理,制得耐紫外线的吸湿排汗面料。
所述步骤B中,将染液以2℃/min的速度升温至113℃,达到113℃后进行浸泡染色,浸泡染色的时间为42min。
所述步骤B中,所述染液包括如下重量份的原料:
Figure BDA0002311063150000121
所述高温匀染剂为高温匀染剂HT;每份所述分散染料包括13.5份荧光黄10GN和3.5份分散蓝SGL。
所述步骤C中,所述还原清洗采用酸性还原清洗剂AEC进行清洗,还原清洗的处理温度为98℃,处理时间为18min。
所述步骤E中,热定型处理的温度为113℃,处理时间为12.5min;所述定型剂包括如下重量份的原料:
Figure BDA0002311063150000122
所述吸湿排汗剂为聚酯-聚醚类嵌段共聚物;其中,聚酯-聚醚类嵌段共聚物中的DMT与PEG的混合摩尔比为3:5,PEG的分子量为4000。
每份所述抗紫外剂按重量份计,包括2.8份2-(2’-羟基-5’-甲基苯基)苯并三氮唑和4.5份2-(2’-羟基-3’,5’-二叔苯基)-5-氯化苯并三唑。
实施例5
一种耐紫外线的吸湿快干面料,该吸湿排汗面料由复合纱编织而成,所述复合纱按照重量占比由44.2%的面纱、3.8%的弹性纤维纱和52%的底纱层叠而成,层叠成型后所述面纱形成面层,所述弹性纤维纱形成弹性中层,所述底纱形成底层;所述面纱是75D/45F的玉米纤维;所述弹性纤维纱是纤度为55D的低温氨纶;所述底纱按照重量占比是由13%的莫代尔纤维和87的涤纶纤维混纺而成,所述底纱的纱支数为60S/1。其中,所述低温氨纶为
Figure BDA0002311063150000131
低温定型氨纶。
一种如上所述耐紫外线的吸湿排汗面料的制备工艺,包括如下步骤:
步骤A.编织:分别将面纱、弹性纤维纱和底纱进行三线编织,制得胚布;
步骤B.染色:将步骤A制得的胚布利用染液进行浸泡染色;
步骤C.还原清洗:将步骤B染色后的胚布进行还原清洗处理;
步骤D.煮布:将步骤C还原清洗后的胚布加入至温度为85℃的热水中水煮8min;
步骤E.冷行、定型:将步骤D水煮后的胚布进行冷行处理22min,然后浸泡于定型剂中进行热定型处理,制得耐紫外线的吸湿排汗面料。
所述步骤B中,将染液以4℃/min的速度升温至115℃,达到115℃后进行浸泡染色,浸泡染色的时间为40min。
所述步骤B中,所述染液包括如下重量份的原料:
Figure BDA0002311063150000132
Figure BDA0002311063150000141
所述高温匀染剂为高温匀染剂HT;每份所述分散染料包括14份荧光黄10GN和4份分散蓝SGL。
所述步骤C中,所述还原清洗采用酸性还原清洗剂AEC进行清洗,还原清洗的处理温度为100℃,处理时间为15min。
所述步骤E中,热定型处理的温度为115℃,处理时间为12min;所述定型剂包括如下重量份的原料:
Figure BDA0002311063150000142
所述吸湿排汗剂为聚酯-聚醚类嵌段共聚物;其中,聚酯-聚醚类嵌段共聚物中的DMT与PEG的混合摩尔比为3:5,PEG的分子量为4000。
每份所述抗紫外剂按重量份计,包括3份2-(2’-羟基-5’-甲基苯基)苯并三氮唑和5份2-(2’-羟基-3’,5’-二叔苯基)-5-氯化苯并三唑。
对比例1
本对比例与上述实施例3的区别在于:
一种如上所述耐紫外线的吸湿排汗面料的制备工艺,包括如下步骤:
步骤A.编织:分别将面纱、弹性纤维纱和底纱进行三线编织,制得胚布;
步骤B.煮布:将步骤A制得的胚布加入至温度为80℃的热水中水煮10min;
步骤C.染色:将步骤B煮布后的胚布利用染液进行浸泡染色;
步骤D.还原清洗:将步骤C染色后的胚布进行还原清洗处理;
步骤E.冷行、定型:将步骤D还原清洗后的胚布进行冷行处理20min,然后浸泡于定型剂中进行热定型处理,制得耐紫外线的吸湿排汗面料。
对比例2
本对比例与上述实施例3的区别在于:
所述步骤E中,所述定型剂的抗紫外剂为2-(2’-羟基-5’-甲基苯基)苯并三氮唑。
对比例3
本对比例与上述实施例3的区别在于:
所述步骤E中,所述定型剂的抗紫外剂为2-(2’-羟基-3’,5’-二叔苯基)-5-氯化苯并三唑。
对比例4
本对比例与上述实施例3的区别在于:
所述定型剂包括如下重量份的原料:
Figure BDA0002311063150000151
将上述实施例1-5和对比例1制得的面料进行平滑性、色牢度等相关性能测试,测试项目和测试结果如下所示:
Figure BDA0002311063150000152
Figure BDA0002311063150000161
所述平整度等级是根据我国标准GB/T 13769-2009《纺织品评定织物经洗涤后外观平整度的试验方法》进行测试,其中SA-5级相当于标准样板SA-5,表示外观最为平整,原有外观平整度保持性最佳的;SA-1级相当于标准样板SA-1,表示外观最不平整,原有外观平整度保持性最差的;4.5级为介于标准样板SA-4级和SA-5级的中间。
所述水洗色牢度等级是根据AATCC61标准A2项进行测试,在温度为38±3℃下进行家庭或商业机洗,并利用对色仪测试其水洗前后的颜色变化和沾色情况变化。而汗渍色牢度等级是根据AATCC15-2009标准和耐汗渍测试仪进行测试,并利用对色仪测试其颜色变化和沾色情况变化。而日晒色牢度等级是根据AATCC16-2004标准和氙弧灯测试仪行测试,并利用对色仪测试其颜色变化(其中日晒牢度分八级,1级最差,8级最好)。
其中上述的颜色变化和沾色情况变化等级分别如下所示:
Figure BDA0002311063150000162
Figure BDA0002311063150000171
由上述试验数据可知,本发明制得的面料柔软舒适,亲肤透气,且色牢度高,水洗不易变形或脱色,且采用抗紫外剂后的面料经日晒后,色牢度变化不大,稳定性高。
本发明的面料处理工艺中,制得的面料水洗牢度等级和汗渍色牢度等级均为4.5级及以上,日晒色牢度为7.5级及以上;而对比例1的面料处理工艺中,煮布操作在染色之前进行,制得的面料水洗牢度仅达到2.5/3.5级,汗渍色牢度仅达到3.0/3.5级,日晒色牢度仅达到6.5级,综合色牢度比本发明显著偏低,说明本发明通过在染色及还原清洗后进行煮布,能提高分散染料在面料纤维上的附着性,达到固色的作用,提高面料的色牢度。
此外,将上述实施例3和对比例2-4制得的面料进行抗菌性、吸湿性、速干性、抗紫外线测试,测试结果如下所示:
测试项目 UPF 吸水率/% 滴水扩散时间/S 蒸发速率/(g/h)
实施例3 53 162 2.1 0.33
对比例2 42 / / /
对比例3 44 / / /
对比例4 / 128 4.6 0.18
其中,抗紫外线测试是按照《GB/T 18830-2009纺织品防紫外线性能的评定》进行性能测试试验。
其中,吸水率测试、滴水扩散时间测试和蒸发速率测试均是按照我国标准《GB/T21655.1-2008的测试方法》进行性能测试试验。
而吸水率测试是取尺寸为10cm*10cm的面料,放置于去离子水中进行吸水,测试样品吸水后自然下沉,在水中浸润5min后取出,自然平展地垂直悬挂,水分自然下滴,当试样不再滴水时,用镊子取出试样称重。测得的试样吸水率等于浸湿后的质量与原始质量的差值占原始质量的比值。
而滴水扩散时间测试是取尺寸为10cm*10cm的面料,放置于平台上,用滴定管吸入适量的去离子水,然后往面料试样上滴0.2ml(约1滴)去离子水,滴管口距试样表面应不超过1cm。观察水滴扩散情况,记录水滴接触试样表面至完全扩散所需时间,若水滴扩散较慢,一定时间后仍未完全扩散,可停止试验,并记录扩散时间大于设定时间。
而蒸发速率测试是取尺寸为10cm*10cm的面料,将试样进行滴水扩散时间的测试,测试完成后立即称取质量并自然平直悬挂于标准大气中,每隔(5±0.5)min称取一次质量,直至连续两次称取质量的变化率不超过1%,结束试验,并计算水分蒸发量:△mi=m-mi;Ei=△mi×100/m0
其中,△mi——水分蒸发量,g;
m0——试样原始质量,g;
m——试样滴水润湿后的质量,g;
mi——试样在滴水润湿后某一时刻的质量,g;
Ei——水分蒸发率,%。
由上述数据对比可知,本发明的定型剂中通过采用复配使用的抗紫外剂,制得的面料UPF值可达53,而对比例2-3均为采用单一抗菌剂种类,虽然对面料而言具有一定的抗紫外线作用,但是抗紫外线效果并不如本发明明显,进一步说明本发明通过采用复配的抗紫外剂,制得的面料具有优良的抗紫外线性能。
另一方面,本发明的定型剂中通过采用吸湿排汗剂,吸水率高达162%,而滴水后的水分扩散时间短,蒸发速率高,能显著提高面料的吸湿性能和速干性能;相对比,对比例4的定型剂不采用吸湿排汗剂,制得的面料吸水率显著降低(仅为128%),滴水扩散时间较长,蒸发速率较低,说明对比例4的面料吸湿速干性能较低,其吸湿排汗效果较本发明实施例3要弱。
上述实施例为本发明较佳的实现方案,除此之外,本发明还可以其它方式实现,在不脱离本发明构思的前提下任何显而易见的替换均在本发明的保护范围之内。

Claims (10)

1.一种耐紫外线的吸湿快干面料,其特征在于:该吸湿排汗面料由复合纱编织而成,所述复合纱按照重量占比由43-60%的面纱、3-7%的弹性纤维纱和35-52%的底纱层叠而成,层叠成型后所述面纱形成面层,所述弹性纤维纱形成弹性中层,所述底纱形成底层;所述面纱是45-100D/45-75F的玉米纤维;所述弹性纤维纱是纤度为30-60D的低温氨纶;所述底纱按照重量占比是由13-50%的莫代尔纤维和50-87%的涤纶纤维混纺而成,所述底纱的纱支数为40-80S/1。
2.一种如权利要求1所述耐紫外线的吸湿排汗面料的制备工艺,其特征在于:包括如下步骤:
步骤A.编织:分别将面纱、弹性纤维纱和底纱进行三线编织,制得胚布;
步骤B.染色:将步骤A制得的胚布利用染液进行浸泡染色;
步骤C.还原清洗:将步骤B染色后的胚布进行还原清洗处理;
步骤D.煮布:将步骤C还原清洗后的胚布加入至温度为75-85℃的热水中水煮8-12min;
步骤E.冷行、定型:将步骤D水煮后的胚布进行冷行处理18-22min,然后浸泡于定型剂中进行热定型处理,制得耐紫外线的吸湿排汗面料。
3.根据权利要求2所述的一种耐紫外线的吸湿快干面料的制备工艺,其特征在于:所述步骤B中,将染液以1-4℃/min的速度升温至105-115℃,达到105-115℃后进行浸泡染色,浸泡染色的时间为40-50min。
4.根据权利要求2所述的一种耐紫外线的吸湿快干面料的制备工艺,其特征在于:所述步骤B中,所述染液包括如下重量份的原料:
Figure FDA0002311063140000011
5.根据权利要求4所述的一种耐紫外线的吸湿快干面料的制备工艺,其特征在于:所述高温匀染剂为高温匀染剂HT;每份所述分散染料按重量份计,包括12-14份荧光黄10GN和2-4份分散蓝SGL。
6.根据权利要求2所述的一种耐紫外线的吸湿快干面料的制备工艺,其特征在于:所述步骤C中,所述还原清洗采用酸性还原清洗剂AEC进行清洗,还原清洗的处理温度为90-100℃,处理时间为15-25min。
7.根据权利要求2所述的一种耐紫外线的吸湿快干面料的制备工艺,其特征在于:所述步骤E中,热定型处理的温度为105-115℃,处理时间为12-15min。
8.根据权利要求2所述的一种耐紫外线的吸湿快干面料的制备工艺,其特征在于:所述步骤E中,所述定型剂包括如下重量份的原料:
Figure FDA0002311063140000021
9.根据权利要求8所述的一种耐紫外线的吸湿快干面料的制备工艺,其特征在于:所述吸湿排汗剂为聚酯-聚醚类嵌段共聚物。
10.根据权利要求8所述的一种耐紫外线的吸湿快干面料的制备工艺,其特征在于:每份所述抗紫外剂按重量份计,包括2-3份2-(2’-羟基-5’-甲基苯基)苯并三氮唑和3-5份2-(2’-羟基-3’,5’-二叔苯基)-5-氯化苯并三唑。
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