CN111593582A - 一种耐磨损沙发专用纺织物及制备方法 - Google Patents

一种耐磨损沙发专用纺织物及制备方法 Download PDF

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CN111593582A
CN111593582A CN202010460969.2A CN202010460969A CN111593582A CN 111593582 A CN111593582 A CN 111593582A CN 202010460969 A CN202010460969 A CN 202010460969A CN 111593582 A CN111593582 A CN 111593582A
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wear
fiber
fibers
sofa
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曾军堂
陈庆
司文彬
陈涛
白涛
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Chengdu New Keli Chemical Science Co Ltd
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Abstract

本发明涉及纺织物领域,具体涉及一种耐磨损沙发专用纺织物及制备方法。本发明为了获得耐磨损的沙发面料,首先将亚麻纤维微细化用于丙纶,得到较粗的丙纶纤维;进一步,复合丙纶与聚酰胺纤维按双罗纹组织在双面大圆机编织得到基布,该基布厚实且具有良好的麻感;特别是,将硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠研磨复合用于整理织物,使得织物耐磨性提升,挺括度提升,具有古朴自然的气质,而且视觉冲击感比较强;将氯化聚乙烯熔融覆于织物形成薄层,使织物具有良好的耐油性、阻燃性非常适合用于沙发面料。

Description

一种耐磨损沙发专用纺织物及制备方法
技术领域
本发明涉及纺织物领域,具体涉及一种耐磨损沙发专用纺织物及制备方法。
背景技术
沙发作为家居必备,其面料的耐用性是关键。目前纺织累的沙发面料主要有植绒布、棉布、麻布、棉麻混纺布、棉麻与合成纤维混纺等。
植绒布是利用电荷异性相吸的物理特性,使绒毛带上负电荷,把需要植绒的布料放在零电位或接地条件下,绒毛受到异电位被植物体的吸引,呈垂直状加速飞升到需要植绒的物体表面上,由于被植物体涂有胶粘剂,绒毛就被垂直粘在被植物体上,其优点是手感柔和,但不耐磨,不挺括。影响沙发品质;棉布是用棉纱织成的布,优点是吸汗透气、柔软,但易缩水、易变形;麻布是以亚麻、苎麻、黄麻、剑麻、松麻、蕉麻、青麻等各种麻类植物纤维制成的一种布料。优点是吸汗、导热、透气性佳,但手感不够轻柔舒适,易皱。
因此混纺成为目前沙发面料的发张方向。如麻布透气凉爽,冬暖夏凉,导热性能非常良好,但耐久性较差,通过与合成纤维混纺可以有效解决耐磨性、耐久性、起褶等问题。
纤维耐磨性(fiber abrasion resistance),纤维表面承受摩擦的能力。常以纤维断裂时所能经受的摩擦次数来表征;由于纤维在使用过程中不断经受摩擦,因而其耐摩性能的大小,决定了纤维的使用范围。例如制造袜子,就要求特别耐磨的纤维。在合成纤维中,聚酰胺纤维的耐磨性非常好,因此市场上的弹力袜都是用它来加工的,它的耐磨性为棉花的10倍,羊毛的20倍,粘胶纤维的50倍。纤维的耐磨性与含湿率有关,一般纤维在湿态下的耐磨性较低,特别是纤维素纤维的湿态耐磨性较干态时下降很多。然而直接将聚酰胺纤维与棉、麻混纺,会增加麻纤维的耐久性,但容易出现滑纤,造成聚酰胺纤维与麻纤维结合力下降,甚至起球。
申请号为201410698623.0的中国专利公开了一种亚麻棉竹节沙发面料的生产方法,首先该面料由于天然亚麻纤维的加入,使面料凉爽透气,无静电,吸湿散热快,不沾皮肤,柔软舒适;且亚麻纤维对细菌的生长有抑制作用,对虫类有杀伤力,从而使得该面料可有效防止细菌、螨虫对人体皮肤的侵害;其次该方法生产的面料经纱纬纱均采用强力高的合股线交织而成,使成布强力高、耐磨性好;且该方法采用平纹组织生产,使经纬线的捻合最紧密、质地最坚牢且外观最平挺,进一步增强了面料的强力和耐磨性;最后纬线采用粗细对比极大的竹节合股线,使面料立体层次感强,产生独特的视觉效果和肌理效果。
申请号为201820422968.7的中国专利公开了一种耐划擦沙发面料,包括基布层、防水透气层、抗菌层、阻燃层、抗静电层和耐划层,所述基布层由第一经纱和第一纬纱相互沉浮、交错编织而成,所述基布层的下表面涂覆有防水透气层,所述基布层的上表面依次设有抗菌层、阻燃层、抗静电层和耐划层,所述抗菌层由第二包芯纤维与亚麻纤维编织而成,所述第二包芯纤维为抗菌纤维缠绕在玻璃纤维上制成,所述阻燃层为丙纶纤维和玻璃纤维交叉编织成形,所述抗静电层由第一包芯纤维与棉麻纤维编织而成,所述耐划层由锦纶半光高强长丝和马海毛纤维交叉编织成形,该面料具有良好的耐划性,马海毛纤维具有抗皱能力强,耐磨性,防污性强的特点,锦纶半光高强长丝具有良好的断裂强力。
上述两个专利均增加了沙发面料的强度,但是并没有涉及如何使得沙发面料更耐磨。
耐磨损程度是决定沙发面料使用寿命长短的主要因素之一,因此,在日常使用过程中下,耐磨性能好坏决定了沙发面料使用寿命。
申请号为201820416890.8的中国专利公开了一种阻燃耐磨沙发面料,包括基布层、第一阻燃层、抗菌层、第二阻燃层和耐磨层,所述基布层由第一经纱和第一纬纱编织而成,所述基布层的下表面设有第一阻燃层,所述第一阻燃层由阻燃粒子粘黏涂覆而成,所述基布层与抗菌层之间设有热熔胶层,所述热熔胶层内均匀分布有活性炭颗粒,所述第二阻燃层由第二经纱和第二纬纱相互交织而成,所述第二经纱采用涤纶阻燃纤维,所述第二纬纱采用阻燃氨纶、玻璃纤维混纺纱,所述耐磨层由第三经纱和第三纬纱编织而成,面料具有双重阻燃的效果,耐磨层能够提高面料的耐磨性,避免出现面料起球现象,抗菌纤维缠绕在导电纤维上的包芯纤维能够抑制面料表面滋生细菌。
申请号为201720447322.X的中国专利公开了一种耐磨提花沙发套面料。该耐磨提花沙发套面料包括抗磨层、提花层、编织层和底布层,所述抗磨层、提花层、编织层和底布层之间依次自上而下排列并且通过胶水粘结在一起,所述抗磨层的表面上涂有抗磨胶体,所述提花层的部分镶嵌在所述编织层内部,所述编织层由横向涤纶纤维和纵向涤纶纤维编制而成,所述横向涤纶纤维之间紧密的编织在一起,所述纵向涤纶纤维之间紧密的编织在一起,所述底布层由横向亚麻纤维和纵向亚麻纤维编制而成,所述耐磨提花沙发套面料的宽度为120cm或者180cm或者240cm。
上述两篇专利虽然强调解决了沙发面料的耐磨损性能问题,但是其耐磨层的主要成分为玻璃纤维、导电纤维混纺和玻璃纤维、涤纶纤维混纺,或者通过涂覆抗磨胶体来达到抗磨的效果,均不能很好的达到沙发织物的高耐磨性能,其使用寿命仍然较短。
发明内容
针对目前混纺沙发面料不耐磨的问题,本发明提出了一种耐磨损沙发专用纺织物的制备方法。
为解决上述问题,本发明采用以下技术方案:
一种耐磨损沙发专用纺织物的制备方法,包括以下步骤:
(1)将亚麻纤维漂白微细化处理,然后加入聚丙烯,熔融纺丝,得到复合丙纶;
(2)将复合丙纶与聚酰胺纤维按双罗纹组织在双面大圆机上进行编织,制备基布;
(3)将硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠加入球磨机干磨,得到复合粉,然后将复合粉与聚氨酯乳液、聚四氟乙烯乳液超声分散均匀,对基布进行二次刮涂,干燥;
(4)将氯化聚乙烯熔融,进一步刮涂在步骤(3)干燥后的基布上,辊压定型,卷取,得到一种耐磨损沙发专用纺织物。
亚麻纤维具有吸湿散热,保健抑菌,防污抗静电,防紫外线,并且阻燃效果极佳等优良性能。亚麻的散热性能极佳,这是因为亚麻是天然纤维中唯一的束纤维。束纤维是由亚麻单细胞借助胶质粘连在一起形成的,因其没有更多留有空气的条件,亚麻织物的透气比率高达25%以上,因而其导热性能(透气性)极佳。亚麻纤维的吸湿放湿速度快,能及时调节人体皮肤表层的生态温度环境。这是因其具有天然的仿锤形结构和独特的果胶质斜边孔结构。亚麻纤维织物具有很好的保健功能,具有独特的抑制细菌作用。亚麻属隐香科植物,能散发一种隐隐的香味。另外,亚麻纤维还具有易清洗、防静电等功能,是现代家居、衣物服饰等制备的常用材料之一。
聚丙烯是由丙烯单体聚合而成的一种高分子聚合物,聚丙烯简称PP,是一种无色、无臭、无毒、半透明固体物质。聚丙烯(PP)是一种性能优良的热塑性合成树脂,为无色半透明的热塑性轻质通用塑料。具有耐化学性、耐热性、电绝缘性、高强度机械性能和良好的高耐磨加工性能等。
本发明为了获得耐磨损的沙发面料,首先将亚麻纤维微细化用于丙纶性能增强,得到较粗的丙纶纤维;亚麻纤维加入到PP中,可以显著提高PP塑料材料的强度,故称之为增强改性。大径厚比的纤维材料可以显著提高PP塑料材料的弯曲模量(刚性),也可以将其称之为增强改性。
为了进一步提高复合丙纶的强度和耐磨损等性能,进一步的,步骤(1)中,所述复合丙纶的制备方法为:将漂白微细化处理后的亚麻纤维与聚丙烯以质量比1:6-10复合,通过螺杆熔融,挤出至纺丝箱经喷丝板喷出初生纤维;经侧吹风强制冷却;将初生纤维进行热牵伸、冷却,得到复合丙纶。
复合丙纶制备过程中的螺杆熔融、挤出、冷却、热牵引、再次冷却等步骤均可采用现有常规工艺进行,只要能满足将亚麻纤维和聚丙烯在一定条件下制备成复合丙纶即可,对设备工艺等无特殊要求。
本发明先对亚麻纤维进行漂白,目的是减少亚麻纤维原有颜色对最终沙发上织物颜色的影响,同时还可以减少亚麻纤维中一些杂质的存在;对亚麻纤维进行微细化处理,目的是增加亚麻纤维的径厚比,发明人经过大量实验发现,在相同添加量的前提下,大径厚比的亚麻纤维确实能够更多的提高复合丙纶的强度,同时微细化处理后的亚麻纤维能够与聚丙烯混合更加均匀,最终还能减少沙发面料(基布)的粗糙感。更进一步的,步骤(1)中所述亚麻纤维优选在30%质量浓度的双氧水中漂白30-35min,经涡旋气流细化机细化制备细化亚麻纤维;所述细化亚麻纤维的长度为100-200μm。
复合丙纶与聚酰胺纤维按双罗纹组织在双面大圆机编织得到基布,该基布厚实且具有良好的麻感;更进一步的,步骤(1)中所述漂白微细化处理后的亚麻纤维与聚丙烯以质量比1:8复合。
进一步的,步骤(1)中,所述聚丙烯选用上海赛科S2040。
为了得到性能更加优异,手感和舒适度更好的沙发基布,本发明进一步现在将复合丙纶与聚酰胺纤维进行混合改性,聚酰胺纤维(PA)是指其分子主链由酰胺键(—CO—NH—)连接的一类合成纤维,聚酰胺纤维最突出的优点是耐磨性高于其他所有纤维,另外,其断裂强度较高;其回弹性和耐疲劳性优良;其比重小,是除乙纶和丙纶外最轻的纤维;其染色性好等。进一步的,步骤(2)中,所述复合丙纶与聚酰胺纤维的重量比为1-5:6-10。
本发明将硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠研磨复合用于整理织物,使得织物耐磨性提升,挺括度提升,具有古朴自然的气质,而且视觉冲击感比较强。进一步的,步骤(3)中,各组分按照重量份计为:硬质椰壳粉3-5重量份、核桃壳粉1-3重量份、醋酸酯淀粉3-6重量份、衣康酸0.5-1重量份、乙烯基硅烷偶联剂0.3-0.5重量份、硅酸钠0.1-0.2重量份、聚氨酯乳液20-30重量份、聚四氟乙烯乳液20-40重量份。
聚氨酯乳液又叫聚氨酯分散液,其粒径在0.001-0.1μm,外观半透明,可以成膜,在成膜过程中水分逐渐被排除,其分子链问及离子基团间呈有规律的排布,不但存在静电作用和氢键力,而且分子之间还发生交联反应,形成网络结构,聚氨酯乳液粘附力强,可有效将硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠等成分牢固粘附在一起。本发明选购的聚氨酯乳液的质量浓度为20%。
聚四氟乙烯乳液是将四氟乙烯聚合后的分散液浓缩至聚四氟乙烯固体含量为60%左右(重量)并以非离子型表面活性剂稳定的水分散液。有突出的耐热、耐寒及耐摩性,还有优异的电绝缘性,且不受温度与频率的影响。本发明将聚四氟乙烯乳液用于浸渍硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠等成分,可制得抗粘防腐涂层。
进一步的,步骤(3)中,所述二次刮涂的刮涂密度为50-100mL/m2。如果复合粉与聚氨酯乳液、聚四氟乙烯乳液制备的混合涂层在基布上的刮涂密度过小,意味着基布上涂料层较薄,在使用时,涂料层易被破坏,甚至出现脱落,导致基布较早与外界接触,出现损伤;刮涂密度过大,会导致最终沙发织物过厚,影响沙发使用的舒适感和手感。
进一步的,为了使复合粉与聚氨酯乳液、聚四氟乙烯乳液混合后的混合涂层与基布稳定结合在一起,需要将涂覆后的基布进行干燥。优选的,步骤(2)中,在70-80℃温度下干燥。在该温度下进行干燥,可以防止基布的变性,还能增加基布与混合涂层的牢固性。
本发明将氯化聚乙烯熔融覆于织物形成薄层,使织物具有良好的耐油性、阻燃性,非常适合用于沙发面料。进一步的,步骤(3)中,所述熔融氯化聚乙烯的刮涂密度为10-20mL/m2;所述辊压定型的温度为60-90℃。
本发明还提供一种耐磨损沙发专用纺织物,采用上述的一种耐磨损沙发专用纺织物的制备方法制备而成
本发明为了获得耐磨损的沙发面料,首先将亚麻纤维微细化用于丙纶,得到较粗的丙纶纤维;进一步,复合丙纶与聚酰胺纤维按双罗纹组织在双面大圆机编织得到基布,该基布厚实且具有良好的麻感;特别是,将硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠研磨复合用于整理织物,使得织物耐磨性提升,挺括度提升,具有古朴自然的气质,而且视觉冲击感比较强;将氯化聚乙烯熔融覆于织物形成薄层,使织物具有良好的耐油性、阻燃性非常适合用于沙发面料。
附图说明
为进一步明确适用于耐磨损沙发专用纺织物的特点,通过附图进行说明。
图1 为实施例1得到的耐磨损沙发专用纺织物的样品图。
具体实施方式
以下通过具体实施方式对本发明作进一步的详细说明,但不应将此理解为本发明的范围仅限于以下的实例。在不脱离本发明上述方法思想的情况下,根据本领域普通技术知识和惯用手段做出的各种替换或变更,均应包含在本发明的范围内。
实施例1 一种耐磨损沙发专用纺织物的制备方法
(1)将亚麻纤维漂白微细化处理,然后加入聚丙烯,熔融纺丝,得到复合丙纶;所述复合丙纶的制备方法为:将漂白微细化处理后的亚麻纤维与聚丙烯以质量比1:8复合,通过螺杆熔融,挤出至纺丝箱经喷丝板喷出初生纤维;经侧吹风强制冷却;将初生纤维进行热牵伸、冷却,得到复合丙纶;所述亚麻纤维在30%质量浓度的双氧水中漂白33min,经涡旋气流细化机细化制备细化亚麻纤维;所述细化亚麻纤维的长度为150μm;所述聚丙烯选用上海赛科S2040;
(2)将重量比为3:8的复合丙纶与聚酰胺纤维按双罗纹组织在双面大圆机上进行编织,制备基布;
(3)将硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠加入球磨机干磨,得到复合粉,然后将复合粉与聚氨酯乳液、聚四氟乙烯乳液超声分散均匀,对基布进行二次刮涂,刮涂密度为80mL/m2,干燥,温度为75℃;各组分按照重量份计为:硬质椰壳粉4重量份、核桃壳粉2重量份、醋酸酯淀粉5重量份、衣康酸0.7重量份、乙烯基硅烷偶联剂0.4重量份、硅酸钠0.1重量份、聚氨酯乳液25重量份、聚四氟乙烯乳液30重量份;
(4)将氯化聚乙烯熔融,进一步刮涂在步骤(3)干燥后的基布上,刮涂密度为15mL/m2辊压定型,辊压定型的温度为80℃,卷取,得到一种耐磨损沙发专用纺织物。
实施例2 一种耐磨损沙发专用纺织物的制备方法
(1)将亚麻纤维漂白微细化处理,然后加入聚丙烯,熔融纺丝,得到复合丙纶;所述复合丙纶的制备方法为:将漂白微细化处理后的亚麻纤维与聚丙烯以质量比1:6复合,通过螺杆熔融,挤出至纺丝箱经喷丝板喷出初生纤维;经侧吹风强制冷却;将初生纤维进行热牵伸、冷却,得到复合丙纶;所述亚麻纤维在30%质量浓度的双氧水中漂白30min,经涡旋气流细化机细化制备细化亚麻纤维;所述细化亚麻纤维的长度为200μm;所述聚丙烯选用上海赛科S2040;
(2)将重量比为1:10的复合丙纶与聚酰胺纤维按双罗纹组织在双面大圆机上进行编织,制备基布;
(3)将硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠加入球磨机干磨,得到复合粉,然后将复合粉与聚氨酯乳液、聚四氟乙烯乳液超声分散均匀,对基布进行二次刮涂,刮涂密度为100mL/m2,干燥,温度为80℃;各组分按照重量份计为:硬质椰壳粉3重量份、核桃壳粉2重量份、醋酸酯淀粉5重量份、衣康酸1重量份、乙烯基硅烷偶联剂0.5重量份、硅酸钠0.1重量份、聚氨酯乳液25重量份、聚四氟乙烯乳液30重量份;
(4)将氯化聚乙烯熔融,进一步刮涂在步骤(3)干燥后的基布上,刮涂密度为10mL/m2辊压定型,辊压定型的温度为70℃,卷取,得到一种耐磨损沙发专用纺织物。
实施例3 一种耐磨损沙发专用纺织物的制备方法
(1)将亚麻纤维漂白微细化处理,然后加入聚丙烯,熔融纺丝,得到复合丙纶;所述复合丙纶的制备方法为:将漂白微细化处理后的亚麻纤维与聚丙烯以质量比1:6复合,通过螺杆熔融,挤出至纺丝箱经喷丝板喷出初生纤维;经侧吹风强制冷却;将初生纤维进行热牵伸、冷却,得到复合丙纶;所述亚麻纤维在30%质量浓度的双氧水中漂白35min,经涡旋气流细化机细化制备细化亚麻纤维;所述细化亚麻纤维的长度为100μm;所述聚丙烯选用上海赛科S2040;
(2)将重量比为2:7的复合丙纶与聚酰胺纤维按双罗纹组织在双面大圆机上进行编织,制备基布;
(3)将硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠加入球磨机干磨,得到复合粉,然后将复合粉与聚氨酯乳液、聚四氟乙烯乳液超声分散均匀,对基布进行二次刮涂,刮涂密度为90mL/m2,干燥,温度为75℃;各组分按照重量份计为:硬质椰壳粉5重量份、核桃壳粉2重量份、醋酸酯淀粉4重量份、衣康酸0.8重量份、乙烯基硅烷偶联剂0.4重量份、硅酸钠0.2重量份、聚氨酯乳液25重量份、聚四氟乙烯乳液30重量份;
(4)将氯化聚乙烯熔融,进一步刮涂在步骤(3)干燥后的基布上,刮涂密度为13mL/m2辊压定型,辊压定型的温度为80℃,卷取,得到一种耐磨损沙发专用纺织物。
实施例4 一种耐磨损沙发专用纺织物的制备方法
(1)将亚麻纤维漂白微细化处理,然后加入聚丙烯,熔融纺丝,得到复合丙纶;所述复合丙纶的制备方法为:将漂白微细化处理后的亚麻纤维与聚丙烯以质量比1:9复合,通过螺杆熔融,挤出至纺丝箱经喷丝板喷出初生纤维;经侧吹风强制冷却;将初生纤维进行热牵伸、冷却,得到复合丙纶;所述亚麻纤维在30%质量浓度的双氧水中漂白31min,经涡旋气流细化机细化制备细化亚麻纤维;所述细化亚麻纤维的长度为180μm;所述聚丙烯选用上海赛科S2040;
(2)将重量比为5:6的复合丙纶与聚酰胺纤维按双罗纹组织在双面大圆机上进行编织,制备基布;
(3)将硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠加入球磨机干磨,得到复合粉,然后将复合粉与聚氨酯乳液、聚四氟乙烯乳液超声分散均匀,对基布进行二次刮涂,刮涂密度为90mL/m2,干燥,温度为75℃;各组分按照重量份计为:硬质椰壳粉4重量份、核桃壳粉2重量份、醋酸酯淀粉5重量份、衣康酸1重量份、乙烯基硅烷偶联剂0.4重量份、硅酸钠0.1重量份、聚氨酯乳液25重量份、聚四氟乙烯乳液30重量份;
(4)将氯化聚乙烯熔融,进一步刮涂在步骤(3)干燥后的基布上,刮涂密度为15mL/m2辊压定型,辊压定型的温度为70℃,卷取,得到一种耐磨损沙发专用纺织物。
实施例5 一种耐磨损沙发专用纺织物的制备方法
(1)将亚麻纤维漂白微细化处理,然后加入聚丙烯,熔融纺丝,得到复合丙纶;所述复合丙纶的制备方法为:将漂白微细化处理后的亚麻纤维与聚丙烯以质量比1:7复合,通过螺杆熔融,挤出至纺丝箱经喷丝板喷出初生纤维;经侧吹风强制冷却;将初生纤维进行热牵伸、冷却,得到复合丙纶;所述亚麻纤维在30%质量浓度的双氧水中漂白34min,经涡旋气流细化机细化制备细化亚麻纤维;所述细化亚麻纤维的长度为160μm;所述聚丙烯选用上海赛科S2040;
(2)将重量比为3:8的复合丙纶与聚酰胺纤维按双罗纹组织在双面大圆机上进行编织,制备基布;
(3)将硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠加入球磨机干磨,得到复合粉,然后将复合粉与聚氨酯乳液、聚四氟乙烯乳液超声分散均匀,对基布进行二次刮涂,刮涂密度为80mL/m2,干燥,温度为80℃;各组分按照重量份计为:硬质椰壳粉5重量份、核桃壳粉2重量份、醋酸酯淀粉5重量份、衣康酸0.6重量份、乙烯基硅烷偶联剂0.3重量份、硅酸钠0.1重量份、聚氨酯乳液23重量份、聚四氟乙烯乳液35重量份;
(4)将氯化聚乙烯熔融,进一步刮涂在步骤(3)干燥后的基布上,刮涂密度为20mL/m2辊压定型,辊压定型的温度为75℃,卷取,得到一种耐磨损沙发专用纺织物。
实施例6 一种耐磨损沙发专用纺织物的制备方法
(1)将亚麻纤维漂白微细化处理,然后加入聚丙烯,熔融纺丝,得到复合丙纶;所述复合丙纶的制备方法为:将漂白微细化处理后的亚麻纤维与聚丙烯以质量比1:8复合,通过螺杆熔融,挤出至纺丝箱经喷丝板喷出初生纤维;经侧吹风强制冷却;将初生纤维进行热牵伸、冷却,得到复合丙纶;所述亚麻纤维在30%质量浓度的双氧水中漂白34min,经涡旋气流细化机细化制备细化亚麻纤维;所述细化亚麻纤维的长度为170μm;所述漂白微细化处理后的亚麻纤维与聚丙烯以质量比1:8复合;所述聚丙烯选用上海赛科S2040;
(2)将重量比为3:8的复合丙纶与聚酰胺纤维按双罗纹组织在双面大圆机上进行编织,制备基布;
(3)将硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠加入球磨机干磨,得到复合粉,然后将复合粉与聚氨酯乳液、聚四氟乙烯乳液超声分散均匀,对基布进行二次刮涂,刮涂密度为90mL/m2,干燥,温度为77℃;各组分按照重量份计为:硬质椰壳粉5重量份、核桃壳粉2重量份、醋酸酯淀粉5重量份、衣康酸0.8重量份、乙烯基硅烷偶联剂0.5重量份、硅酸钠0.1重量份、聚氨酯乳液25重量份、聚四氟乙烯乳液30重量份;
(4)将氯化聚乙烯熔融,进一步刮涂在步骤(3)干燥后的基布上,刮涂密度为18mL/m2辊压定型,辊压定型的温度为70℃,卷取,得到一种耐磨损沙发专用纺织物。
对比例1
丙纶纤维中没有加入亚麻纤维,其余与实施例1一致。
对比例2
在整理液中没有加入硬质椰壳粉、核桃壳粉,其余与实施例1一致。
性能测试:
参考FZ/T 01011《涂层织物耐磨性能测定方法》以及GB-T 21196.2-2007《 纺织品马丁代尔法织物耐磨性的测定第2部分试样破损的测定》,对实施例1、对比例1-2的耐磨损性能进行测试,使织物试样在12kP的压力下与标准磨料按李莎茹 ( lissajous)曲线的运动轨迹进行互相摩擦, 测定试样涂层以及织物被破坏, 每200次摩擦进行放大镜观察,其基布刚明显露出至少一根纱时的摩擦次数。相对运动速度为50r/min,磨料选用600水砂纸。测试结果如表1所示。
表1
样品 耐磨次数
实施例1 2200次
实施例2 2180次
实施例3 2110次
实施例4 2200次
实施例5 2190次
实施例6 2150次
对比例1 1600次
对比例2 1200次
从表1中数据可知,本发明实施例1-6制备的耐磨损沙发专用纺织物具有较高的耐磨损使用次数,耐磨损使用次数高达2200次,完全能满足日常使用;而对比例1中丙纶纤维中没有加入亚麻纤维,而大大影响了耐磨损沙发专用纺织物的使用次数;对比例2中由于没有加入硬质椰壳粉、核桃壳粉,其同样大大影响了织物的耐磨性,其得到的沙发织物的外观性能也较差。

Claims (10)

1.一种耐磨损沙发专用纺织物的制备方法,其特征在于,包括以下步骤:
(1)将亚麻纤维漂白微细化处理,然后加入聚丙烯,熔融纺丝,得到复合丙纶;
(2)将复合丙纶与聚酰胺纤维按双罗纹组织在双面大圆机上进行编织,制备基布;
(3)将硬质椰壳粉、核桃壳粉、醋酸酯淀粉、衣康酸、乙烯基硅烷偶联剂、硅酸钠加入球磨机干磨,得到复合粉,然后将复合粉与聚氨酯乳液、聚四氟乙烯乳液超声分散均匀,对基布进行二次刮涂,干燥;
(4)将氯化聚乙烯熔融,进一步刮涂在步骤(3)干燥后的基布上,辊压定型,卷取,得到一种耐磨损沙发专用纺织物。
2.根据权利要求1所述的一种耐磨损沙发专用纺织物的制备方法,其特征在于,步骤(1)中,所述复合丙纶的制备方法为:将漂白微细化处理后的亚麻纤维与聚丙烯以质量比1:6-10复合,通过螺杆熔融,挤出至纺丝箱经喷丝板喷出初生纤维;经侧吹风强制冷却;将初生纤维进行热牵伸、冷却,得到复合丙纶。
3.根据权利要求2所述的一种耐磨损沙发专用纺织物的制备方法,其特征在于:步骤(1)中所述亚麻纤维在30%质量浓度的双氧水中漂白30-35min,经涡旋气流细化机细化制备细化亚麻纤维;所述细化亚麻纤维的长度为100-200μm;所述漂白微细化处理后的亚麻纤维与聚丙烯以质量比1:8复合。
4.根据权利要求1所述的一种耐磨损沙发专用纺织物的制备方法,其特征在于,步骤(1)中,所述聚丙烯选用上海赛科S2040。
5.根据权利要求1所述的一种耐磨损沙发专用纺织物的制备方法,其特征在于,步骤(2)中,所述复合丙纶与聚酰胺纤维的重量比为1-5:6-10。
6.根据权利要求1所述的一种耐磨损沙发专用纺织物的制备方法,其特征在于,步骤(3)中,各组分按照重量份计为:硬质椰壳粉3-5重量份、核桃壳粉1-3重量份、醋酸酯淀粉3-6重量份、衣康酸0.5-1重量份、乙烯基硅烷偶联剂0.3-0.5重量份、硅酸钠0.1-0.2重量份、聚氨酯乳液20-30重量份、聚四氟乙烯乳液20-40重量份。
7.根据权利要求1所述的一种耐磨损沙发专用纺织物的制备方法,其特征在于,步骤(3)中,所述二次刮涂的刮涂密度为50-100mL/m2
8.根据权利要求1所述的一种耐磨损沙发专用纺织物的制备方法,其特征在于,步骤(3)中,所述干燥温度为70-80℃。
9.根据权利要求1所述的一种耐磨损沙发专用纺织物的制备方法,其特征在于,步骤(3)中,所述熔融氯化聚乙烯的刮涂密度为10-20mL/m2;所述辊压定型的温度为60-90℃。
10.一种耐磨损沙发专用纺织物,由权利要求1-9任一项所述的一种耐磨损沙发专用纺织物的制备方法制备而成。
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