CN108842301A - 一种棉卫生产品面层材料的制备方法 - Google Patents

一种棉卫生产品面层材料的制备方法 Download PDF

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CN108842301A
CN108842301A CN201810727050.8A CN201810727050A CN108842301A CN 108842301 A CN108842301 A CN 108842301A CN 201810727050 A CN201810727050 A CN 201810727050A CN 108842301 A CN108842301 A CN 108842301A
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cotton
fiber
surface material
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antibacterial
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雷国平
张桂芳
李静
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Changzhou Oman Medical Science And Technology Co Ltd
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    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
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    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
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    • D04H1/42Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4374Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece using different kinds of webs, e.g. by layering webs
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    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
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    • D06M13/10Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
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Abstract

本发明涉及一种棉卫生产品面层材料的制备方法,属于卫生材料技术领域。本发明利用壳聚糖将茶多酚吸附在棉纤维表面,利用茶多酚中主要活性分子儿茶素类分子中邻位酚羟基活性较强,易脱氢转化为羰基与细菌作用,从而达到抗菌的效果,消除有害自由基、抗菌除臭的特点,协同壳聚糖达到高效杀菌除臭效果,并与采用毛细管细、数量多,能够显著增强织物的毛细芯吸效应,进而改善织物的透气性能和导湿性能的超细旦腈纶丝复合,梳理铺网成抑菌导湿纤维网,再将竹纤维与草珊瑚赛络紧密纺纱复合,梳理铺网成吸湿纤维网,并将两者组合形成润湿梯度连续性好,改善透气透湿性能,提高舒适度。

Description

一种棉卫生产品面层材料的制备方法
技术领域
本发明涉及一种棉卫生产品面层材料的制备方法,属于卫生材料技术领域。
背景技术
吸收性卫生材料面层的亲肤性和干爽性是消费者挑选产品的重要指标。目前市场上吸收性卫生材料的面层多采用ES(聚烯烃系纤维)、聚丙烯或聚对苯二甲酸乙二醇酯等热塑性纤维以及纯棉为原料。化学纤维亲肤性较差,其石油基原料不可再生,且丢弃后难以降解;纯棉材料亲肤柔软,但因其自身不具有抗菌性,吸湿后若潮气不能及时排除易滋生细菌。
诸如尿布等一次性吸收制品的面层使用的卫生材料,一般都采用非织造布。非织造布也叫无纺布,做面料用的非织造布具有亲水性强,透液性、柔软度、亲肤性较好的特点,采用非织造布面料的产品较适合敏感型肌肤者使用。按生产工艺不同,可将非织造布分为热压、热风、水刺等形式。不同工艺生产的非织造布,具有不同的性能特点。而使用同样的工艺生产的不同纤维的手感与性能也不尽相同。热风非织造布松软细腻,具有优良的透液能力,但存在易起毛、纤维间缠结强度不足等缺点;热压布又称热轧布,工艺上是经过热轧处理,形成加固轧点,手感平滑舒适,但易造成粗糙和硬挺的手感,并且要求材料能耐高温。
在一次性吸收制品领域,对吸收制品的舒适性能、防漏性能等的要求不断提高,而表层面料与肌肤直接接触,因此在使用过程中,直接影响舒适度。另外,表层面料既要存在一定的亲水性能,但亲水性能又不能太高,否则会降低干爽性能。
水刺非织造布是经梳棉铺网后利用水压穿透力成形,布面纹理清晰,手感柔软舒适,有优良的吸附穿戴者身体排泄液体的能力,同时具有优良的悬垂性,蓬松透气性好,强力高,吸湿性好,不含化学粘合剂。
随着需求的增加,吸收性卫生用品显现出产品创新不足的缺陷。当前许多产品的面层材料仍旧采用双组分纤维热风非织造布和聚丙烯纺粘热轧非织造布,这些材料不具有降解性和抗菌作用,且人体皮肤与许多面层材料直接接触后容易产生湿疹等疾病。针对目前吸收性卫生用品的抗菌性差、不降解的特点,不能满足当前市场的需要,应开发一种新型的面层非织造材料。
发明内容
本发明所要解决的技术问题:针对目前吸收性卫生用品的抗菌性差、透气性差的特点的问题,提供了一种棉卫生产品面层材料的制备方法。
为解决上述技术问题,本发明采用的技术方案是:
(1)取壳聚糖加入质量分数为2%醋酸溶液中搅拌加热至30~35℃,再加入棉纤维,继续搅拌3~5h后取出棉纤维,水洗得改性棉纤维;
(2)取茶多酚加入去离子水中搅拌加热至35~40℃,并浸渍改性棉纤维3~5h,取出棉纤维后水洗干燥,得抑菌棉纤维;
(3)取抑菌棉纤维、超细旦腈纶丝、氨纶,通过多层平铺混合进行配料后开松,再通过梳棉机梳理后铺网,得抑菌导湿纤维网;
(4)取竹纤维、草珊瑚赛络紧密纺纱,通过多层平铺混合进行配料后开松,再通过梳棉机梳理后铺网,得吸湿纤维网;
(5)将吸湿纤维网平铺在抑菌导湿纤维网之上,并送入水刺机中加工成型,得棉卫生产品面层材料。
步骤(1)所述壳聚糖与棉纤维的质量比为1:5~1:20。
步骤(2)所述茶多酚与棉纤维的质量比为1:50~1:200。
步骤(3)所述抑菌棉纤维、超细旦腈纶丝、氨纶重量份为50~60份抑菌棉纤维,40~50份超细旦腈纶丝,5~6份氨纶。
步骤(3)所述铺网参数为铺网层数2~3层,纤维网面密度80~120g/m2
步骤(4)所述竹纤维、草珊瑚赛络紧密纺纱重量份为50~60份竹纤维,40~50份草珊瑚赛络紧密纺纱。
步骤(4)所述铺网参数为铺网层数2~3层,纤维网面密度80~120g/m2
步骤(5)所述加工参数为五组水刺头压力依次为2.5~3.0MPa、5.0~5.5MPa、5.5~6.0MPa、5.5~6.0MPa和5.0~5.5MPa,生产速度30~35m/min。
本发明与其他方法相比,有益技术效果是:
本发明利用壳聚糖将茶多酚吸附在棉纤维表面,利用茶多酚中主要活性分子儿茶素类分子中邻位酚羟基活性较强,易脱氢转化为羰基与细菌作用,从而达到抗菌的效果,消除有害自由基、抗菌除臭的特点,协同壳聚糖达到高效杀菌除臭效果,并与采用毛细管细、数量多,能够显著增强织物的毛细芯吸效应,进而改善织物的透气性能和导湿性能的超细旦腈纶丝复合,梳理铺网成抑菌导湿纤维网,再将具有良好的耐磨性和悬垂性,以及良好的吸湿透湿性、透气性和天然的抗菌、防臭功能,染色性能优良,又被称为会呼吸的环保纤维的竹纤维与具有广谱抗菌功效,对大肠杆菌、金黄色葡萄球菌、白色念球菌有高效的抵抗和抑制作用的落新妇甙等物质的草珊瑚赛络紧密纺纱复合,梳理铺网成吸湿纤维网,并将两者组合形成润湿梯度连续性好,差动毛细效应显著的导湿纤维水刺布,使水分在差动毛细效应的作用下,被吸附到织物外表层,改善透气透湿性能,提高舒适度。
具体实施方式
取10~20g壳聚糖加入1000~2000g质量分数为2%醋酸溶液中,以300~400r/min搅拌20~30min后加热至30~35℃,再加入100~200g棉纤维,继续搅拌3~5h后取出棉纤维,用去离子水洗涤棉纤维2~3次,得改性棉纤维,取1~2g茶多酚,加入1~2L去离子水中,以300~400r/min搅拌20~30min,再加热至35~40℃,并浸渍改性棉纤维3~5h,取出棉纤维后用去离子水洗涤3~5次,再转入干燥箱中,在105~110℃下干燥至恒重,得抑菌棉纤维,取50~60g抑菌棉纤维,40~50g超细旦腈纶丝,5~6g氨纶,通过多层平铺混合进行配料,将混合后的配料送入开松机中开松,通过梳棉机梳理后铺网,控制铺网层数为2~3层,纤维网面密度为80~120g/m2,得抑菌导湿纤维网,取50~60g竹纤维,40~50g草珊瑚赛络紧密纺纱,通过多层平铺混合进行配料,将混合后的配料送入开松机中开松,通过梳棉机梳理后铺网,控制铺网层数为2~3层,纤维网面密度为80~120g/m2,得吸湿纤维网,将吸湿纤维网平铺在抑菌导湿纤维网之上,并送入水刺机中加工成型,控制五组水刺头的压力依次为2.5~3.0MPa、5.0~5.5MPa、5.5~6.0MPa、5.5~6.0MPa和5.0~5.5MPa,生产速度为30~35m/min,得棉卫生产品面层材料。
实例1
取10g壳聚糖加入1000g质量分数为2%醋酸溶液中,以300r/min搅拌20min后加热至30℃,再加入100g棉纤维,继续搅拌3h后取出棉纤维,用去离子水洗涤棉纤维2次,得改性棉纤维,取1g茶多酚,加入1L去离子水中,以300r/min搅拌20min,再加热至35℃,并浸渍改性棉纤维3h,取出棉纤维后用去离子水洗涤3次,再转入干燥箱中,在105℃下干燥至恒重,得抑菌棉纤维,取50g抑菌棉纤维,40g超细旦腈纶丝,5g氨纶,通过多层平铺混合进行配料,将混合后的配料送入开松机中开松,通过梳棉机梳理后铺网,控制铺网层数为2层,纤维网面密度为80g/m2,得抑菌导湿纤维网,取50g竹纤维,40g草珊瑚赛络紧密纺纱,通过多层平铺混合进行配料,将混合后的配料送入开松机中开松,通过梳棉机梳理后铺网,控制铺网层数为2层,纤维网面密度为80g/m2,得吸湿纤维网,将吸湿纤维网平铺在抑菌导湿纤维网之上,并送入水刺机中加工成型,控制五组水刺头的压力依次为2.5MPa、5.0MPa、5.5MPa、5.5MPa和5.0MPa,生产速度为30m/min,得棉卫生产品面层材料。
实例2
取15g壳聚糖加入1500g质量分数为2%醋酸溶液中,以350r/min搅拌25min后加热至33℃,再加入150g棉纤维,继续搅拌4h后取出棉纤维,用去离子水洗涤棉纤维2次,得改性棉纤维,取1.5g茶多酚,加入1.5L去离子水中,以350r/min搅拌25min,再加热至37℃,并浸渍改性棉纤维4h,取出棉纤维后用去离子水洗涤4次,再转入干燥箱中,在107℃下干燥至恒重,得抑菌棉纤维,取55g抑菌棉纤维,45g超细旦腈纶丝,5.5g氨纶,通过多层平铺混合进行配料,将混合后的配料送入开松机中开松,通过梳棉机梳理后铺网,控制铺网层数为2层,纤维网面密度为100g/m2,得抑菌导湿纤维网,取55g竹纤维,45g草珊瑚赛络紧密纺纱,通过多层平铺混合进行配料,将混合后的配料送入开松机中开松,通过梳棉机梳理后铺网,控制铺网层数为2层,纤维网面密度为100g/m2,得吸湿纤维网,将吸湿纤维网平铺在抑菌导湿纤维网之上,并送入水刺机中加工成型,控制五组水刺头的压力依次为2.7MPa、5.3MPa、5.7MPa、5.7MPa和5.3MPa,生产速度为33m/min,得棉卫生产品面层材料。
实例3
取20g壳聚糖加入2000g质量分数为2%醋酸溶液中,以400r/min搅拌30min后加热至35℃,再加入200g棉纤维,继续搅拌5h后取出棉纤维,用去离子水洗涤棉纤维3次,得改性棉纤维,取2g茶多酚,加入2L去离子水中,以400r/min搅拌30min,再加热至40℃,并浸渍改性棉纤维5h,取出棉纤维后用去离子水洗涤5次,再转入干燥箱中,在110℃下干燥至恒重,得抑菌棉纤维,取60g抑菌棉纤维,50g超细旦腈纶丝,6g氨纶,通过多层平铺混合进行配料,将混合后的配料送入开松机中开松,通过梳棉机梳理后铺网,控制铺网层数为3层,纤维网面密度为120g/m2,得抑菌导湿纤维网,取60g竹纤维,50g草珊瑚赛络紧密纺纱,通过多层平铺混合进行配料,将混合后的配料送入开松机中开松,通过梳棉机梳理后铺网,控制铺网层数为3层,纤维网面密度为120g/m2,得吸湿纤维网,将吸湿纤维网平铺在抑菌导湿纤维网之上,并送入水刺机中加工成型,控制五组水刺头的压力依次为3.0MPa、5.5MPa、6.0MPa、6.0MPa和5.5MPa,生产速度为35m/min,得棉卫生产品面层材料。
将本发明制备的棉卫生产品面层材料及山东某公司生产的卫生面层材料进行检测,具体检测结果如下表表1:
表1棉卫生产品面层材料性能表征
由表1可知本发明制备的棉卫生产品面层材料透气透湿性能优异,抑菌性能好,具有极好的市场前景和应用前景。

Claims (8)

1.一种棉卫生产品面层材料的制备方法,其特征在于,具体制备步骤为:
(1)取壳聚糖加入质量分数为2%醋酸溶液中搅拌加热至30~35℃,再加入棉纤维,继续搅拌3~5h后取出棉纤维,水洗得改性棉纤维;
(2)取茶多酚加入去离子水中搅拌加热至35~40℃,并浸渍改性棉纤维3~5h,取出棉纤维后水洗干燥,得抑菌棉纤维;
(3)取抑菌棉纤维、超细旦腈纶丝、氨纶,通过多层平铺混合进行配料后开松,再通过梳棉机梳理后铺网,得抑菌导湿纤维网;
(4)取竹纤维、草珊瑚赛络紧密纺纱,通过多层平铺混合进行配料后开松,再通过梳棉机梳理后铺网,得吸湿纤维网;
(5)将吸湿纤维网平铺在抑菌导湿纤维网之上,并送入水刺机中加工成型,得棉卫生产品面层材料。
2.如权利要求1所述的一种棉卫生产品面层材料的制备方法,其特征在于,步骤(1)所述壳聚糖与棉纤维的质量比为1:5~1:20。
3.如权利要求1所述的一种棉卫生产品面层材料的制备方法,其特征在于,步骤(2)所述茶多酚与棉纤维的质量比为1:50~1:200。
4.如权利要求1所述的一种棉卫生产品面层材料的制备方法,其特征在于,步骤(3)所述抑菌棉纤维、超细旦腈纶丝、氨纶重量份为50~60份抑菌棉纤维,40~50份超细旦腈纶丝,5~6份氨纶。
5.如权利要求1所述的一种棉卫生产品面层材料的制备方法,其特征在于,步骤(3)所述铺网参数为铺网层数2~3层,纤维网面密度80~120g/m2
6.如权利要求1所述的一种棉卫生产品面层材料的制备方法,其特征在于,步骤(4)所述竹纤维、草珊瑚赛络紧密纺纱重量份为50~60份竹纤维,40~50份草珊瑚赛络紧密纺纱。
7.如权利要求1所述的一种棉卫生产品面层材料的制备方法,其特征在于,步骤(4)所述铺网参数为铺网层数2~3层,纤维网面密度80~120g/m2
8.如权利要求1所述的一种棉卫生产品面层材料的制备方法,其特征在于,步骤(5)所述加工参数为五组水刺头压力依次为2.5~3.0MPa、5.0~5.5MPa、5.5~6.0MPa、5.5~6.0MPa和5.0~5.5MPa,生产速度30~35m/min。
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