CN112981937B - 一种吸湿速干纯棉产品及其制备方法 - Google Patents
一种吸湿速干纯棉产品及其制备方法 Download PDFInfo
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Abstract
本发明提供一种吸湿速干产品及其制备方法,吸湿速干棉纤维的制备方法包括如下步骤:1)前处理:对棉纤维在前处理液中煮练处理,以棉纤维的重量为基准计,所述前处理液中含有不超过20wt%的双氧水、1wt%~5wt%的精炼剂和0.5wt%~10wt%的氢氧化钠;2)洗涤;3)过酸除氧处理:采用含有酸和除氧酶的水溶液浸渍处理;4)洗涤;5)上油处理。本发明方法制成的纯棉吸湿速干纱线及面料,保留了纯棉产品的天然亲肤特性,为喜爱运动人士提供了亲肤舒适的运动面料。
Description
技术领域
本发明涉及纺织印染领域,特别是涉及一种吸湿速干纯棉产品及其制备方法。
背景技术
随着人们生活水平的提升及环保意识的增强,人们对服装面料的舒适性、健康性、安全性和环保性有的更高的要求。棉花作为一种天然纤维,其不依赖石油且可再生可降解,其环保、舒适、亲肤特性深入人心。棉纤维素分子结构中含有较多的亲水性基团-OH,表现为吸湿性能好,穿著舒适,但当人体大量出汗时,水分子就会与棉纤维上的-OH结合,导致水分难以脱挥。织物透气性下降并紧紧的贴在人体表面,给人身体造成一种冷湿感,使得穿着的舒适性变差。一旦能够解决棉织物的出汗舒适性问题,开发出纯棉吸湿速干产品,其未来前景将非常广阔。
目前市场上,开发的纯棉吸湿速干产品的方法有美棉的TransDry技术,主要是在筒子纱染色后,通过对棉纱进行亲水或改性处理,再将一定比例的亲水棉纱和拒水棉纱编织成面料。该技术是基于对于纱线的处理,筒子纱内外难以均匀,拒水性和亲水性存在差异,影响面料吸湿速干效果,另外拒水棉纱会影响水分的扩散,导致布面扩散不匀。广东溢达则是采用赛络纺纱的形式来制备吸湿速干纱线,一根粗纱使用亲水纤维,另一根粗纱使用拒水纤维,得到50%拒水纤维和50%亲水纤维组合的纱线,再进行织造,从而得到吸湿速干面料。该工艺较为复杂,需要使用两种不同粗纱,也只能使用赛络纺纱技术,此外面料中有一半的纤维是拒水的,必然会降低面料的吸水效果。
发明内容
鉴于以上所述现有技术的缺点,本发明的目的在于提供一种吸湿速干纯棉产品及其制备方法和由其形成的面料,用于解决现有技术中纯棉产品出汗后舒适性变差的问题。
为实现上述目的及其他相关目的,本发明是通过包括以下技术方案获得的。
本发明首先提供一种吸湿速干棉纤维的制备方法,包括如下步骤:
1)前处理:对棉纤维在前处理液中煮练处理,以棉纤维质量为基准计,所述前处理液中含有不超过20wt%的双氧水、1wt%~5wt%的精炼剂和0.5wt%~10wt%的氢氧化钠;
2)洗涤;
3)过酸除氧处理:采用含有酸和除氧酶的水溶液浸渍处理;
4)洗涤;
5)上油处理。
本申请中所选用的棉纤维包括并不限于新疆棉、美棉、巴西棉和澳棉等。
根据上述所述的制备方法,所述煮练处理的温度为92~100℃。
根据上述所述的制备方法,所述煮练的时间为不少于50min。
根据上述所述的制备方法,所述精炼剂为选自脂肪酸甲酯聚氧乙烯醚和烷基磺酸钠的混合物。所述烷基磺酸钠具体可以为十二烷基磺酸钠。优选地,脂肪酸甲酯聚氧乙烯醚和烷基磺酸钠的质量比为1:(0.5~5),更优选地,脂肪酸甲酯聚氧乙烯醚和烷基磺酸钠的质量比为1:(1~3)。
根据上述所述的制备方法,所述洗涤为采用70~90℃的热水进行热洗。热洗时间可以根据具体情况而定,为了保证洗涤的彻底性同时又要兼顾节约成本,优选地,热洗的时间为5~15min。
根据上述所述的制备方法,所述酸为冰醋酸。优选地,所述酸的用量为(1~5)g/L。
根据上述所述的制备方法,所述除氧酶的用量为(1~5)g/L。
根据上述所述的制备方法,所述过酸除氧处理时,温度为40~60℃,处理时间为至少10min,如为20~45min。
根据上述所述的制备方法,洗涤,采用水洗至中性。
根据上述所述的制备方法,上油处理中,以棉纤维的质量为基准计,加入0.5wt%~5wt%的柔软剂、0.5wt%~5wt%的蓬松剂和1wt%~5wt%的吸湿速干整理剂。
根据上述所述的制备方法,所述柔软剂为酰胺己基-聚乙氧基甲基硫酸盐、氨基改性的二甲基硅氧烷-聚醚共聚物、二甲基-3-[(2-氨基乙基)氨基]丙基甲基硅氧烷和二甲基-3-[(2-氨基乙基)氨基]丙基甲基聚硅氧烷中的一种或多种。
根据上述所述的制备方法,所述蓬松剂为硅氧烷与选自聚硅氧烷、脂肪醇和脂肪胺中的一种或多种的混合物。更优选地,蓬松剂中硅氧烷的含量至少为40wt%,更优选地,蓬松剂中硅氧烷的含量为45wt%~55wt%。
根据上述所述的制备方法,所述吸湿速干整理剂选自HMW8870、DP-9992、MT-110A、ZJ-X15、HSD和TF-620中的一种或多种。根据上述所述的制备方法,上油处理的温度为不超过60℃。
根据上述所述的制备方法,上油处理的至少为20min,优选地,上油处理的时间为20~50min。
本发明还公开了一种采用如上述所述的制备方法形成的吸湿速干棉纤维。
本发明还公开了一种采用至少50wt%如上述所述吸湿速干棉纤维形成的细纱。优选地,所述细纱中含有50wt%~70wt%的如上述所述的吸湿速干棉纤维。可以采用普通棉纤维进行配棉。
根据上述所述的纱线,所述纱线为色纺纱线,纱线的支数为16~60S。
根据上述所述的纱线,所述纱线的制备方法包括以下步骤:配棉、清花、梳棉、并条、粗纱和细纱。
根据上述所述的纱线,所述配棉中采用选自白色的吸湿速干棉纤维、彩色的吸湿速干棉纤维和普通棉纤维进行配棉。
根据上述所述的纱线,清花是将选配好的吸湿速干棉纤维,经过圆盘抓棉机、多仓混棉机、混开棉机、给棉机及成卷机,使得吸湿速干纤维充分开松、除杂、混合均匀,最终制得厚薄均匀,大小合适的棉卷。优选地,棉卷定量为300-450g/m,棉卷长度为45~65码。
根据上述所述的纱线,梳棉为采用梳棉机(如FA201)将混合原料进行进一步开松梳理除杂,使吸湿速干棉纤维分离成单纤维状态,并制成合格的生条。优选地,生条定量为15~25g/5m。
根据上述所述的纱线,并条是使用并条机(如型号为D81S并条机)对生条进行预并合、二到并合,然后使用自调匀整并条进行末道并合。通过三道并合工序,进一步改善条子的伸直平行度,提升条子质量。优选地,并条后获得熟条的定量为14~22g/5m;
根据上述所述的纱线,粗纱是使用粗纱机(如型号为FA494)将熟条进行抽拉伸长。优选地,粗纱的定量为3~8g/10m,粗纱捻度为3.88~6.35捻/10cm。
根据上述所述的纱线,细纱是使用细纱机(如型号为FA506型),纺纱工艺采用紧密纺、赛络纺或紧赛纺。优选地,细纱的捻度为30-130捻/10cm。
本发明还公开了采用如上述纱线织造获得的面料。
优选地,所述面料中至少含有50wt%如上述所述的吸湿速干棉纤维。。
本申请中织造可以采用针织或者梭织设备。面料包括但不限于针织平纹、针织罗纹、针织珠地及梭织平纹、梭织缎纹、梭织斜纹。
本发明上述技术方案的有益效果为:
1)本发明中通过色纺纱技术在清花阶段将各色的吸湿速干纤维按比例进行混纺,纺制出的纱线纱体内各色纤维均匀分布,具有色纺纱的环保、混色效果。
2)本发明方法制成的纯棉吸湿速干面料,解决了纯棉产品吸湿性好、快干性差的问题,实现了纯棉产品的吸湿速干。
3)本发明方法制成的纯棉吸湿速干纱线及面料,吸湿速干效果持久,多次洗涤后仍有良好的吸湿速干效果。
4)本发明方法制成的纯棉吸湿速干纱线及面料,保留了纯棉产品的天然亲肤特性,为喜爱运动人士提供了亲肤舒适的运动面料。
具体实施方式
以下通过特定的具体实例说明本发明的实施方式,本领域技术人员可由本说明书所揭露的内容轻易地了解本发明的其他优点与功效。本发明还可以通过另外不同的具体实施方式加以实施或应用,本说明书中的各项细节也可以基于不同观点与应用,在没有背离本发明的精神下进行各种修饰或改变。
须知,下列实施例中未具体注明的工艺设备或装置均采用本领域内的常规设备或装置。
此外应理解,本发明中提到的一个或多个方法步骤并不排斥在所述组合步骤前后还可以存在其他方法步骤或在这些明确提到的步骤之间还可以插入其他方法步骤,除非另有说明;还应理解,本发明中提到的一个或多个设备/装置之间的组合连接关系并不排斥在所述组合设备/装置前后还可以存在其他设备/装置或在这些明确提到的两个设备/装置之间还可以插入其他设备/装置,除非另有说明。而且,除非另有说明,各方法步骤的编号仅为鉴别各方法步骤的便利工具,而非为限制各方法步骤的排列次序或限定本发明可实施的范围,其相对关系的改变或调整,在无实质变更技术内容的情况下,当亦视为本发明可实施的范畴。
实施例1
本实施例中提供一种具体的吸湿速干棉纤维的制备方法,包括如下步骤:
1)前处理:对棉纤维在前处理液中煮练处理,以棉纤维质量为基准计,所述前处理液中含有不超过3wt%的双氧水、1wt%的精炼剂和0.8wt%的氢氧化钠;煮练温度为100℃,煮练时间为60min;所述精炼剂为脂肪酸甲酯聚氧乙烯醚和十二烷基磺酸钠按照质量比为1:1的混合物;
2)洗涤:进行热洗,热洗温度为80℃,热洗时间为20min;
3)过酸除氧处理:采用含有酸和除氧酶的水溶液浸渍处理,醋酸的含量为3g/L,除氧酶的含量为3g/L;处理温度为40℃,处理时间为20min;
4)洗涤:采用水洗至中性;
5)上油处理:加入0.5wt%的柔软剂,柔软剂为氨基改性的二甲基硅氧烷-聚醚共聚物、2wt%的蓬松剂,蓬松剂是硅氧烷与聚硅氧烷按照1:1的配比,1wt%的吸湿速干整理剂HSD,在50℃的温度下保温20分钟。
采用上述制备方法形成的吸湿速干棉纤维制备成吸湿速干纱线及面料,具体制备步骤如下所示:
a)配棉:采用50wt%吸湿速棉纤维与50wt%普通棉纤维,其中吸湿速干棉纤维中有25%为染色纤维,进行全混工艺生产麻灰色纺纱。
b)清花:将选配好的吸湿速干棉纤维,经过圆盘抓棉机、多仓混棉机、混开棉机、给棉机及成卷机,使得吸湿速干纤维充分开松、除杂、混合均匀,最终制得厚薄均匀,大小合适的棉卷,棉卷定量为420g/m,棉卷长度为61码;
c)梳棉:使用FA201梳棉机将混合原料进行进一步开松梳理除杂,制备出定量20.5g/5m的生条;
d)并条:使用D81S并条机对生条进行预并合、二到并合,然后使用自调匀整并条进行末道并合。通过三道并合工序,进一步改善条子的伸直平行度,提升条子质量。三道并合后的熟条定量为20.5g/5m;
e)粗纱:使用FA494粗纱机将熟条进行抽拉伸长,定量为6.3g/10m,捻度为4.38捻/10cm;
f)细纱:使用FA506型细纱机,纺纱工艺采用紧密纺,纱支20S1,捻度为65捻/10cm;
g)织布:采用针织大圆机织造,面料结构为平纹针织物,克重为185g/m2。
本实施例中获得面料的吸湿速干性符合GB/T21655.2-2019纺织品吸湿速干的评定第2部分:动态水分传递法吸湿速干的要求;面料的色牢度同常规棉纯棉色纺纱;采用GB/T4802.2-2008,马丁代尔法,负荷155克,磨料:羊毛布,摩擦2500转,测试获得起毛起球等级为3级,3级是指中度起球,符合一般纺织品的要求。
实施例2
本实施例中提供一种具体的吸湿速干棉纤维的制备方法,包括如下步骤:
1)前处理:对棉纤维在前处理液中煮练处理,以棉纤维质量为基准计,所述前处理液中含有不超过7wt%的双氧水、3wt%的精炼剂和2wt%的氢氧化钠;煮练温度为95℃,煮练时间为55min;所述精炼剂为脂肪酸甲酯聚氧乙烯醚和烷基磺酸钠按照质量比为1:2的混合物;
2)洗涤:进行热洗,热洗温度为85℃,热洗时间为15min;
3)过酸除氧处理:采用含有醋酸和除氧酶的水溶液浸渍处理,醋酸的含量为3g/L,除氧酶的含量为3g/L;处理温度为40℃,处理时间为20min;
4)洗涤:采用水洗至中性;
5)上油处理:加入1.5wt%的柔软剂、0.5wt%的蓬松剂、2wt%的吸湿速干整理剂TF-620,在60℃的温度下保温20分钟;所述柔软剂为二甲基-3-[(2-氨基乙基)氨基]丙基甲基硅氧烷;所述蓬松剂为硅氧烷与脂肪醇按照1:1的混合物。
采用上述制备方法形成的吸湿速干棉纤维制备成吸湿速干纱线及面料,具体制备步骤如下所示:
a)配棉:采用60wt%吸湿速棉纤维和40wt%普通棉纤维,其中普通棉纤维中30%为染色纤维,进行全混工艺生产蓝色色纺纱线。
b)清花:将选配好的吸湿速干棉纤维,经过圆盘抓棉机、多仓混棉机、混开棉机、给棉机及成卷机,使得吸湿速干纤维充分开松、除杂、混合均匀,最终制得厚薄均匀,大小合适的棉卷,棉卷定量为420g/m,棉卷长度为61码;
c)梳棉:使用FA201梳棉机将混合原料进行进一步开松梳理除杂,制备出定量20.5g/5m的生条;
d)并条:使用D81S并条机对生条进行预并合、二到并合,然后使用自调匀整并条进行末道并合。通过三道并合工序,进一步改善条子的伸直平行度,提升条子质量。三道并合后的熟条定量为20.5g/5m;
e)粗纱:使用FA494粗纱机将熟条进行抽拉伸长,定量为6.3g/10m,捻度为4.38捻/10cm;
f)细纱:使用FA506型细纱机,纺纱工艺采用紧密纺,纱支30S1,捻度为83捻/10cm;
g)织布:采用针织大圆机织造,面料结构为平纹针织物,克重为155g/m2。
本实施例中获得面料的吸湿速干性符合GB/T21655.1-2008纺织品吸湿速干的评定第1部分单向组合法的要求;面料的色牢度同常规棉纯棉色纺纱;采用ASTM D3512/D3512M-2010e1,随机滚动装置进行乱翻法起毛球测试,起毛起球等级为3.5级,3.5级是指介于3级中等起球与4级轻微起球之间,符合相关美标要求。
实施例3
本实施例中提供一种具体的吸湿速干棉纤维的制备方法,包括如下步骤:
1)前处理:对棉纤维在前处理液中煮练处理,以棉纤维质量为基准计,所述前处理液中含有不超过5wt%的双氧水、2wt%的精炼剂和1wt%的氢氧化钠;煮练温度为98℃,煮练时间为60min;所述精炼剂为脂肪酸甲酯聚氧乙烯醚和烷基磺酸钠按照质量比为1:3的混合物;
2)洗涤:进行热洗,热洗温度为80℃,热洗时间为20min;
3)过酸除氧处理:采用含有酸和除氧酶的水溶液浸渍处理,醋酸的含量为3g/L,除氧酶的含量为3g/L;处理温度为40℃,处理时间为20min;
4)洗涤:采用水洗至中性;
5)上油处理:加入1wt%的柔软剂、1wt%的蓬松剂、2wt%的HMW8870,在室温下保温30分钟;所述柔软剂为酰胺己基-聚乙氧基甲基硫酸盐与二甲基-3-[(2-氨基乙基)氨基]丙基甲基聚硅氧烷按照质量比为1:1的混合物;所述蓬松剂为硅氧烷与脂肪胺按照质量比为1:1的混合物。
采用上述制备方法形成的吸湿速干棉纤维制备成吸湿速干纱线及面料,具体制备步骤如下所示:
a)配棉:采用70wt%吸湿速棉纤维和30wt%普通棉纤维,其中吸湿速干棉纤维中有50%为染色纤维,按照色纺工艺生产中蓝色色纺纱线。
b)清花:将选配好的吸湿速干棉纤维,经过圆盘抓棉机、多仓混棉机、混开棉机、给棉机及成卷机,使得吸湿速干纤维充分开松、除杂、混合均匀,最终制得厚薄均匀,大小合适的棉卷,棉卷定量为420g/m,棉卷长度为61码;
c)梳棉:使用FA201梳棉机将混合原料进行进一步开松梳理除杂,制备出定量20.5g/5m的生条;
d)并条:使用D81S并条机对生条进行预并合、二到并合,然后使用自调匀整并条进行末道并合。通过三道并合工序,进一步改善条子的伸直平行度,提升条子质量。三道并合后的熟条定量为18g/5m;
e)粗纱:使用FA494粗纱机将熟条进行抽拉伸长,定量为4.0g/10m,捻度为5.5;
f)细纱:使用FA506型细纱机,纺纱工艺采用紧密纺,纱支26S1,捻度为74捻/10cm;
g)织布:采用针织大圆机织造,面料结构为平纹针织物,克重为170g/m2。
本实施例中获得面料的吸湿速干性符合GB/T21655.1-2008纺织品吸湿速干的评定第1部分:单向组合法的要求;面料的色牢度同常规棉纯棉色纺纱;采用GB/T 4802.2-2008,马丁代尔法,负荷155克,磨料:羊毛布,摩擦2500转测试,起毛起球等级为3-4级,3-4级是指介于3级中度起球与4级轻微起球之间,一般纺织品达到3级即可。
上述实施例仅例示性说明本发明的原理及其功效,而非用于限制本发明。任何熟悉此技术的人士皆可在不违背本发明的精神及范畴下,对上述实施例进行修饰或改变。因此,举凡所属技术领域中具有通常知识者在未脱离本发明所揭示的精神与技术思想下所完成的一切等效修饰或改变,仍应由本发明的权利要求所涵盖。
Claims (9)
1.一种吸湿速干棉纤维的制备方法,包括如下步骤:
1)前处理:对棉纤维在前处理液中煮练处理,以棉纤维的重量为基准计,所述前处理液中含有不超过20wt%的双氧水、1wt%~5wt%的精炼剂和0.5wt%~10wt%的氢氧化钠;所述精炼剂为脂肪酸甲酯聚氧乙烯醚和烷基磺酸钠的混合物;
2)洗涤;
3)过酸除氧处理:采用含有酸和除氧酶的水溶液浸渍处理;
4)洗涤;
5)上油处理;上油处理中,以棉纤维的质量为基准计,加入0.5wt%~5wt%的柔软剂、0.5wt%~5wt%的蓬松剂和1wt%~5wt%的吸湿速干整理剂;
所述柔软剂为选自酰胺己基-聚乙氧基甲基硫酸盐、氨基改性的二甲基硅氧烷-聚醚共聚物、二甲基-3-[(2-氨基乙基)氨基]丙基甲基硅氧烷和二甲基-3-[(2-氨基乙基)氨基]丙基甲基聚硅氧烷中的一种或多种;
所述蓬松剂为硅氧烷与选自聚硅氧烷、脂肪醇和脂肪胺中的一种或多种的混合物;
所述吸湿速干整理剂为选自HMW8870、DP-9992、MT-110A、ZJ-X15、HSD和TF-620中的一种或多种;
上油处理的温度为不超过60℃。
2.根据权利要求1所述的制备方法,其特征在于,所述煮练处理的温度为92~100℃;
和/或,所述煮练的时间为不少于50min。
3.根据权利要求1所述的制备方法,其特征在于,步骤2)中,所述洗涤为采用70~90℃的热水进行热洗;
和/或,热洗的时间为5~15min。
4.根据权利要求1所述的制备方法,其特征在于,所述酸为冰醋酸;
和/或,所述过酸除氧处理时,温度为40~80℃,处理时间为至少10min。
5.根据权利要求1所述的制备方法,其特征在于,上油处理的时间至少为20min。
6.一种采用如权利要求1~5任一项所述的生产方法形成的吸湿速干棉纤维。
7.一种采用至少50wt%如权利要求6所述的吸湿速干棉纤维形成的细纱。
8.根据权利要求7所述的细纱,其特征在于,所述细纱为色纺纱线;
和/或,细纱的支数为16~60S;
和/或,细纱的捻度为30-130捻/10cm。
9.一种采用如权利要求7或8所述的细纱织造获得的面料。
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