CN112226969A - 针织面料的整理方法 - Google Patents

针织面料的整理方法 Download PDF

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CN112226969A
CN112226969A CN202011064385.XA CN202011064385A CN112226969A CN 112226969 A CN112226969 A CN 112226969A CN 202011064385 A CN202011064385 A CN 202011064385A CN 112226969 A CN112226969 A CN 112226969A
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knitted fabric
polyvinyl alcohol
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CN112226969B (zh
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张凯
王广武
杜立新
解倩倩
宋海燕
张守刚
徐红
傅佳佳
刘德延
周章范
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Luthai Textile Co Ltd
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06BTREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B3/00Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
    • D06B3/10Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
    • D06B3/18Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics combined with squeezing, e.g. in padding machines
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06BTREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B15/00Removing liquids, gases or vapours from textile materials in association with treatment of the materials by liquids, gases or vapours
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06BTREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B7/00Mercerising, e.g. lustring by mercerising
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06CFINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C3/00Stretching, tentering or spreading textile fabrics; Producing elasticity in textile fabrics
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/327Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof
    • D06M15/333Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof of vinyl acetate; Polyvinylalcohol
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

本发明属于纺织品后整理技术领域,具体涉及一种针织面料的整理方法。将针织面料先浸轧聚乙烯醇溶液,再浸轧烧碱溶液反应,即得。本发明生产流程短且易操作,加工效率高;可规避传统硬挺剂缺点,有效改善针织面料硬挺度及弹性回复;可适应大批量、快节奏的生产模式。

Description

针织面料的整理方法
技术领域
本发明属于纺织品后整理技术领域,具体涉及一种针织面料的整理方法。
背景技术
纬编针织面料常以低弹涤纶丝或异型涤纶丝、锦纶丝、棉纱、毛纱等为原料,采用平针组织、变化平针组织、罗纹平针组织、双罗纹平针组织、提花组织、毛圈组织等,在各种纬编机上编织而成。纬编针织面料品种较多,一般有良好的弹性和延伸性,织物柔软,坚牢耐皱,毛型感较强,且易洗快干;不过它的织物不够挺括,面料伸长后不易回复,且易于卷边。
传统的改善纬编针织面料硬挺度及弹性回复的方法主要是采用硬挺剂,常用的硬挺剂类型有脲醛树脂、三聚氰胺树脂、聚丙烯酸酯、聚醋酸乙烯酯、聚乙烯醇及淀粉等以及它们的改性产品。目前,市场上用于服装类纺织硬挺后整理助剂主要为聚丙烯酸酯和聚醋酸乙烯酯、聚乙烯醇及淀粉系列,但各类硬挺剂应用于纺织用产品上各有优缺点:
聚丙烯酸酯和聚醋酸乙烯酯类硬挺剂具有耐光、耐老化、不泛黄等特点,合成方便、贮存稳定性好、硬挺效果较好,尤其适合纤维素织物的硬挺整理,但是该类整理剂整理后织物缺乏弹性和厚实感,浆膜强度较低,硬挺度不高,容易变形。改性淀粉类整理剂具有原料易得、价格低廉、无腐蚀、使用方便、可生物降解、能使织物具有较好的硬挺效果的优点,是织物硬挺剂中消耗量最大的品种,但是该类整理剂在储存过程中织物易变质发霉,且硬挺剂耐水洗性差、使用后织物弹性较差,手感粗糙。聚乙烯醇类硬挺剂可在织物表面形成强度较高的膜,对纤维素织物具有较好的硬挺整理效果,但由于其在自然环境下难降解,在水中易形成大量的泡沫,不易清洗,且整理剂在织物上受热后易软化和渗出,耐水洗性较差,严重限制其使用范围。
传统针织面料硬挺剂在使用过程中存在耐水洗性能差、弹性降低、手感粗糙、储存过程中织物易变质发霉等问题,为了解决上述问题,目前亟需提供一种可以改善针织面料硬挺度及弹性回复并保持针织面料原有特点的针织面料的整理方法。
发明内容
本发明的目的是提供一种针织面料的整理方法,有效改善针织面料硬挺度及弹性回复,并保持针织面料原有的特点,生产流程短且易操作,加工效率高。
本发明所述的针织面料的整理方法是将针织面料先浸轧聚乙烯醇溶液,再浸轧烧碱溶液反应,即得。
本发明所述的针织面料的整理方法,包括如下步骤:
(1)聚乙烯醇和水搅拌加热溶解得到聚乙烯醇溶液;
(2)将聚乙烯醇溶液加入到针织拉幅机料桶内,针织面料浸轧聚乙烯醇溶液;
(3)将浸轧聚乙烯醇溶液的针织面料在针织丝光机上浸轧烧碱溶液反应;
(4)对反应后的针织面料进行水洗,烘干,即得。
步骤(1)中所述的聚乙烯醇为PVA1799或PVA0588。
步骤(1)中所述的加热温度为80-100℃。
步骤(1)中所述的搅拌速度为600-800r/min。
步骤(1)中加热及搅拌的目的均是为了保证聚乙烯醇快速均匀的溶解。
步骤(1)中所述的聚乙烯醇溶液的质量浓度为4-12‰。
步骤(2)中所述的针织拉幅机的车速为30-60m/min,针织拉幅机的烘房温度为100-130℃。
步骤(2)中借助于拉幅设备上的均匀轧车将聚乙烯醇溶液均匀压轧到针织面料上。
步骤(3)中所述的烧碱溶液的浓度为20-30Be,烧碱溶液的温度为常温,针织丝光机的车速为30-40m/min。
步骤(3)中浸轧聚乙烯醇的针织面料经过烧碱处理后聚乙烯醇的交联度进一步扩展,因此聚乙烯醇能够更加坚牢稳固地固着在面料表面。
步骤(4)中所述的水洗温度为50-60℃,烘干温度为100-130℃。
本发明所述的针织面料的整理方法具体包括聚乙烯醇(PVA)溶液配制、浸轧聚乙烯醇(PVA)溶液、聚乙烯醇(PVA)溶液与烧碱溶液充分反应、水洗四个步骤。
本发明借助于常规的针织设备浸轧聚乙烯醇(PVA)溶液,然后通过丝光机浸轧合适浓度的烧碱,使其发生充分反应,具体包括以下步骤:
(1)聚乙烯醇(PVA)溶液配制:用可加热设备使聚乙烯醇(PVA)在高速搅拌的状态下在水中充分溶解;
(2)将配好的聚乙烯醇(PVA)溶液加入到针织拉幅机料桶内,使针织面料充分浸轧聚乙烯醇(PVA)溶液;
(3)将浸轧聚乙烯醇(PVA)溶液的针织面料在常规针织丝光机上浸轧烧碱溶液,使其充分反应;
(4)对反应后的针织面料进行充分水洗,烘干,便于后续常规整理。
步骤(1)中所述的加热设备可升温至80-100℃,使PVA充分溶解,便于后工序生产;加热设备需带搅拌系统。
步骤(4)中反应后的针织面料在针织拉幅机上烘干,针织拉幅机的车速为30-60m/min。
本发明中针织面料的原料主要为棉纱或棉包氨纶纱。
本发明主要是采用低浓度的聚乙烯醇(PVA)溶液与烧碱溶液成膜的原理,改善纬编针织面料的硬挺度及弹性回复,保留了传统硬挺剂的优点,规避了缺点。
本发明中聚乙烯醇(PVA)溶液配制时需用开水并不断搅拌使聚乙烯醇(PVA)完全溶解;浸轧的聚乙烯醇(PVA)溶液需选取合适的浓度,并选用合适浓度的烧碱溶液使两者发生充分反应,最终达到改善针织面料硬挺度及弹性回复的目的,并保持针织面料原有的特点。
本发明的有益效果如下:
1、生产流程短且易操作,加工效率高;
2、可规避传统硬挺剂缺点,有效改善针织面料硬挺度及弹性回复;
3、可适应大批量、快节奏的生产模式。
具体实施方式
以下结合实施例对本发明做进一步描述。
实施例1
(1)PVA溶液配制:将PVA 4‰(质量百分比)、水99.6%(质量百分比)加入到调浆桶,加热至85℃后以600r/min搅拌至PVA完全溶解,其中,PVA为PVA1799;
(2)将配好的PVA溶液加入针织拉幅机料桶内,并搅拌,使针织面料充分浸轧PVA溶液并烘干,针织拉幅机车速为40m/min,烘房温度110℃;
(3)将浸轧PVA溶液的针织面料进行针织丝光整理即将浸轧聚乙烯醇溶液的针织面料在针织丝光机上浸轧烧碱溶液反应,使PVA与烧碱溶液充分反应后并进行水洗,烧碱溶液浓度为24Be,烧碱溶液温度为常温(约25℃),车速为40m/min,水洗温度55℃;
(4)将反应后针织面料在针织拉幅机上进行烘干,针织拉幅机车速为40m/min,烘房温度110℃;
(5)后续根据工艺要求进行常规柔软或树脂整理,即得面料成品。
实施例2
(1)PVA溶液配制:将PVA8‰(质量百分比)、水99.2%(质量百分比)加入到调浆桶,加热至90℃后以700r/min搅拌至PVA完全溶解,其中,PVA为PVA0588;
(2)将配好的PVA溶液加入针织拉幅机料桶内,并搅拌,使针织面料充分浸轧PVA溶液并烘干,针织拉幅机车速为35m/min,烘房温度120℃;
(3)将浸轧PVA溶液的针织面料进行针织丝光整理,使PVA与烧碱溶液充分反应后并进行水洗,烧碱溶液浓度为26Be,烧碱溶液温度为常温(约27℃),车速为35m/min,水洗温度55℃;
(4)将反应后针织面料在针织拉幅机上进行烘干,车速为针织拉幅机车速为35m/min,烘房温度120℃;
(5)后续根据工艺要求进行常规柔软或树脂整理,即得面料成品。
实施例3
(1)PVA溶液配制:将PVA12‰(质量百分比)、水98.8%(质量百分比)加入到调浆桶,加热至100℃后以800r/min搅拌至PVA完全溶解,其中,PVA为PVA1799;
(2)将配好的PVA溶液加入针织拉幅机料桶内,并搅拌,使针织面料充分浸轧PVA溶液并烘干,针织拉幅机车速为30m/min,烘房温度130℃;
(3)将浸轧PVA溶液的针织面料进行针织丝光整理,使PVA与烧碱溶液充分反应后并进行水洗,烧碱溶液浓度为30Be,烧碱溶液温度为常温(约28℃),车速为30m/min,水洗温度60℃;
(4)将反应后针织面料在针织拉幅机上进行烘干,车速为针织拉幅机车速为30m/min,烘房温度130℃;
(5)后续根据工艺要求进行常规柔软或树脂整理,即得面料成品。
表1实施例1-3面料成品的硬挺度、弹性伸长及弹性回复测试结果
Figure BDA0002713326060000041
表1中T代表经向,W代表纬向。

Claims (10)

1.一种针织面料的整理方法,其特征在于将针织面料先浸轧聚乙烯醇溶液,再浸轧烧碱溶液反应,即得。
2.根据权利要求1所述的针织面料的整理方法,其特征在于包括如下步骤:
(1)聚乙烯醇和水搅拌加热溶解得到聚乙烯醇溶液;
(2)将聚乙烯醇溶液加入到针织拉幅机料桶内,针织面料浸轧聚乙烯醇溶液;
(3)将浸轧聚乙烯醇溶液的针织面料在针织丝光机上浸轧烧碱溶液反应;
(4)对反应后的针织面料进行水洗,烘干,即得。
3.根据权利要求2所述的针织面料的整理方法,其特征在于步骤(1)中所述的聚乙烯醇为PVA1799或PVA0588。
4.根据权利要求2所述的针织面料的整理方法,其特征在于步骤(1)中所述的加热温度为80-100℃。
5.根据权利要求2所述的针织面料的整理方法,其特征在于步骤(1)中所述的搅拌速度为600-800r/min。
6.根据权利要求2所述的针织面料的整理方法,其特征在于步骤(1)中所述的聚乙烯醇溶液的质量浓度为4-12‰。
7.根据权利要求2所述的针织面料的整理方法,其特征在于步骤(2)中所述的针织拉幅机的车速为30-60m/min,针织拉幅机的烘房温度为100-130℃。
8.根据权利要求2所述的针织面料的整理方法,其特征在于步骤(3)中所述的烧碱溶液的浓度为20-30Be,烧碱溶液的温度为常温。
9.根据权利要求2所述的针织面料的整理方法,其特征在于步骤(3)中所述的针织丝光机的车速为30-40m/min。
10.根据权利要求2所述的针织面料的整理方法,其特征在于步骤(4)中所述的水洗温度为50-60℃,烘干温度为100-130℃。
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CN115369604A (zh) * 2022-08-26 2022-11-22 浙江美欣达纺织印染科技有限公司 一种亲肤触感硬挺面料的生产工艺

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