CN112458758A - 一种高弹性耐磨针织牛仔面料及其制备方法 - Google Patents

一种高弹性耐磨针织牛仔面料及其制备方法 Download PDF

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CN112458758A
CN112458758A CN202011352885.3A CN202011352885A CN112458758A CN 112458758 A CN112458758 A CN 112458758A CN 202011352885 A CN202011352885 A CN 202011352885A CN 112458758 A CN112458758 A CN 112458758A
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陈燕
赵磊
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JIANGSU SUMEC LIGHT TEXTILE TECHNOLOGY INDUSTRY Co.,Ltd.
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Abstract

本发明公开了一种高弹性耐磨针织牛仔面料及其制备方法,其中包括表面改性处理的基布和基布表面浸渍形成的耐磨涂层,本申请引入了PBT纤维,PBT纤维为聚对苯二甲酸丁二酯纤维,其具有优异的弹性,将PBT纤维与氨纶纤维混纺制得混纺纱,再将混纺纱单面平纹编织制得高弹性的牛仔基布面料,该面料具有较优异的弹性,面料的回弹效果更好,实用性更高。本申请公开了一种高弹性耐磨针织牛仔面料及其制备方法,工艺设计合理,组分配比适宜,制备得到的牛仔面料不仅具有优异的耐磨性能和抗菌性能,同时面料回弹性较好,使用舒适,具有较高的实用性。

Description

一种高弹性耐磨针织牛仔面料及其制备方法
技术领域
本发明涉及面料技术领域,具体为一种高弹性耐磨针织牛仔面料及其制备方法。
背景技术
牛仔布,这是一种较粗厚的色织经面斜纹棉布,经纱颜色深,一般为靛蓝色,纬纱颜色浅,一般为浅灰或煮练后的本白纱。又称靛蓝劳动布;牛仔布始于美国西部,放牧人员用以制作衣裤而得名牛,仔布缩水率比一般织物小,质地紧密,厚实,色泽鲜艳,织纹清晰,适用于男女式牛仔裤,牛仔上装,牛仔背心,牛仔裙等。
现如今的牛仔布一般都以氨纶作为弹力纱,但氨纶的强度低,反复拉伸之后易断裂失去弹性,因此现如今的牛仔面料的弹性较差,同时牛仔布的耐磨性能也无法满足我们的需求,实际使用舒适度较差。
基于上述情况,我们公开了一种高弹性耐磨针织牛仔面料及其制备方法,已解决该问题。
发明内容
本发明的目的在于提供一种高弹性耐磨针织牛仔面料及其制备方法,以解决上述背景技术中提出的问题。
为了解决上述技术问题,本发明提供如下技术方案:
一种高弹性耐磨针织牛仔面料的制备方法,所述牛仔面料的制备方法包括以下步骤:
(1)准备物料;
(2)取三聚氰胺和去离子水,混合搅拌,加入氯化银溶液,95-100℃下回流反应,降温析出晶体,去离子水洗涤,冻干,再在氩气环境下升温至650-655℃,保温处理,随炉冷却,研磨,得到改性氮化碳;
(3)取PBT纤维和氨纶纤维,赛络纺纱线合股成混纺纱,编织平整,染色,定型,得到基布;
(4)取Tris-HCl缓冲液,加入角质酶,混合搅拌,得到处理液;
取基布,去离子水振荡处理1-1.2h,水洗干燥,再置于处理液中,50-52℃下反应22-24h,反应后通过碳酸钠溶液振荡洗涤,去离子水洗涤,干燥,得到预处理基布;
(5)取预处理基布,置于MES缓冲溶液中,超声分散,再加入1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐、N-羟基琥珀酰亚胺,反应,接着加入步骤(1)制备的改性氮化碳,继续反应,洗涤干燥,得到改性基布;
(6)取改性基布,置于甲苯溶液中,超声分散,加入异佛尔酮二异氰酸酯的甲苯溶液,25-28℃下搅拌,再加入乙二醇和步骤(1)制备的改性氮化碳,升温至70-75℃,反应5-7h,接着加入苯酚,水浴温度60-65℃下加入过氧化氢,搅拌反应,反应后加入聚酯多元醇、催化剂和助剂,70-75℃下保温反应,反应后依次采用无水乙醇、去离子水洗涤,抽滤干燥,得到成品。
较优化的方案,所述牛仔面料的制备方法包括以下步骤:
(1)准备物料;
(2)取三聚氰胺和去离子水,混合搅拌10-20min,加入氯化银溶液,95-100℃下回流反应2-2.5h,降温析出晶体,去离子水洗涤,冻干,再在氩气环境下升温至650-655℃,保温处理4-4.2h,随炉冷却,研磨,得到改性氮化碳;
(3)取PBT纤维和氨纶纤维,赛络纺纱线合股成混纺纱,编织平整,染色,定型,得到基布;
(4)取Tris-HCl缓冲液,加入角质酶,混合搅拌10-15min,得到处理液;
取基布,40-45℃去离子水振荡处理1-1.2h,水洗干燥,再置于处理液中,50-52℃下反应22-24h,反应后通过碳酸钠溶液振荡洗涤,去离子水洗涤,干燥,得到预处理基布;
(5)取预处理基布,置于MES缓冲溶液中,超声分散1-2h,再加入1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐、N-羟基琥珀酰亚胺,反应15-25min,接着加入步骤(1)制备的改性氮化碳,继续反应13-15h,洗涤干燥,得到改性基布;
(6)取改性基布,置于甲苯溶液中,超声分散1-1.2h,加入异佛尔酮二异氰酸酯的甲苯溶液,25-28℃下搅拌20-22h,再加入乙二醇和步骤(1)制备的改性氮化碳,升温至70-75℃,反应5-7h,接着加入苯酚,水浴温度60-65℃下加入过氧化氢,搅拌反应1-2h,反应后加入聚酯多元醇、催化剂和助剂,70-75℃下保温反应3-4h,反应后依次采用无水乙醇、去离子水洗涤,抽滤干燥,得到成品。
较优化的方案,步骤(6)中,所述催化剂为二月桂酸二丁基锡。
较优化的方案,步骤(2)中,氮气环境下升温速率为2-3℃/min。
较优化的方案,步骤(4)中,碳酸钠溶液振荡洗涤时间为1-1.2h,振荡洗涤温度为38-40℃。
较优化的方案,步骤(4)中,Tris-HCl缓冲液的pH为8。
较优化的方案,步骤(3)中,所述混纺纱由70%PBT纤维和30%氨纶纤维制得。
较优化的方案,步骤(3)中,基布采用单面平纹编织制得。
较优化的方案,步骤(6)中,所述助剂为聚醚改性二甲基硅氧烷。
根据上述方法制备的一种高弹性耐磨针织牛仔面料。
与现有技术相比,本发明所达到的有益效果是:
本发明公开了一种高弹性耐磨针织牛仔面料及其制备方法,其中包括表面改性处理的基布和基布表面浸渍形成的耐磨涂层,现如今,常规牛仔面料一般都以氨纶作为弹力纱,但氨纶的强度低,反复拉伸之后易断裂失去弹性,因此现如今的牛仔面料的弹性较差,为了解决该问题,本申请引入了PBT纤维,PBT纤维为聚对苯二甲酸丁二酯纤维,其具有优异的弹性,将PBT纤维与氨纶纤维混纺制得混纺纱,再将混纺纱单面平纹编织制得高弹性的牛仔基布面料,该面料具有较优异的弹性,面料的回弹效果更好,实用性更高。
在制备得到基布后,由于基布为70%PBT纤维、30%氨纶混纺纱编织制得,因此面料中的极性亲水基团较少,不利于后续的耐磨涂层的形成和附着,因此本申请先对基布表面进行改性处理,将基布浸泡至角质酶、Tris-HCl缓冲液混合溶液中处理,得到预处理基布;在该过程中,角质酶能够在催化PBT纤维上的酯键水解生成亲水性基团的同时避免对面料本身强度和性能造成影响,此时面料表面存在大量的羟基和羧基,有利于后续耐磨涂层的形成,同时面料的亲水性也大大提高,面料使用更加舒适。
在预处理基布的基础上,为提高面料的耐磨性能,本申请在基布表面引入了改性氮化碳以制备耐磨涂层,该耐磨涂层可作为物理阻挡层以提高面料的整体耐磨性能;在改性氮化碳制备时,本申请以三聚氰胺为原料,通过银离子进行诱导作用,使得三聚氰胺在降温析晶过程中发生重组,制备得到改性碳化氮,该改性碳化氮为表面含有大量氨基的管状碳化氮结构,管状碳化氮结构具有较高的比表面积和力学性能,不仅能够有效提高面料的耐磨性能,同时也提高了改性碳化氮的后续反应活性位点,提高了耐磨涂层的反应交联度。
由于改性氮化碳表面含有大量氨基,为进一步提高该耐磨涂层与基布之间的附着力,本申请对预处理基布进行改性,将预处理基布置于MES缓冲溶液中,在1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐、N-羟基琥珀酰亚胺作用下,可催化氨基和羧基之间形成共价键,使得改性氮化碳共价接枝在预处理基布表面,以提高改性氮化碳与基布之间的附着力,使得基布表面形成的耐磨涂层的附着性能更好,面料耐磨性能更加优异。
在改性氮化碳制备过程中,本申请引入了银离子,银离子作为过渡金属,不仅可以对改性氮化碳的结构起到诱导作用,银离子的引入也有效提高了面料的抗菌性能,同时由于改性氮化碳可作为催化剂,在后续过程中催化苯酚反应生成苯二酚,银离子的添加可有效提高改性氮化碳的催化活性,在该过程中,催化生成的苯二酚具有较优异的抗菌性能,其可对阳性金黄色葡萄球菌具有优异的抑菌作用,而对大肠杆菌等革兰氏阴性菌无效,因此苯二酚的形成在一定程度上可以提高面料的抗菌抑菌性能。
本申请在利用改性氮化碳制备耐磨涂层时,先将活化后的基布与改性氮化碳预处理,使得改性氮化碳共价接枝在预处理基布表面,得到改性基布,接着再将改性基布置于苯酚、异佛尔酮二异氰酸酯中,在该过程中,改性氮化碳表面的氨基还可以与异氰酸酯基键合,而乙二醇的引入使得改性氮化碳之间在改性基布表面形成相互交联的支撑网络结构,以进一步提高面料的耐磨性能;随即加入苯酚,利用改性氮化碳作为催化剂催化生成苯二酚,在提高面料抗菌性能的同时,苯二酚也引入也进一步提高了羟基含量,使得异氰酸酯、羟基、聚酯多元醇在后续催化剂作用下相互交联,在改性基布表面形成致密的耐磨涂层。
本申请公开了一种高弹性耐磨针织牛仔面料及其制备方法,工艺设计合理,组分配比适宜,制备得到的牛仔面料不仅具有优异的耐磨性能和抗菌性能,同时面料回弹性较好,使用舒适,具有较高的实用性。
具体实施方式
下面将对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实施例1:
一种高弹性耐磨针织牛仔面料的制备方法,所述牛仔面料的制备方法包括以下步骤:
(1)准备物料;
(2)取三聚氰胺和去离子水,混合搅拌10min,加入氯化银溶液,95℃下回流反应2.5h,降温析出晶体,去离子水洗涤,冻干,再在氩气环境下升温至650℃,升温速率为2℃/min,保温处理4.2h,随炉冷却,研磨,得到改性氮化碳;
(3)取PBT纤维和氨纶纤维,赛络纺纱线合股成混纺纱,单面平纹编织,平整,染色,定型,得到基布;所述混纺纱由70%PBT纤维和30%氨纶纤维制得;
(4)取pH为8的Tris-HCl缓冲液,加入角质酶,混合搅拌10min,得到处理液;
取基布,40℃去离子水振荡处理1.2h,水洗干燥,再置于处理液中,50℃下反应24h,反应后通过碳酸钠溶液振荡洗涤,洗涤时间为1h,振荡洗涤温度为40℃,去离子水洗涤,干燥,得到预处理基布;
(5)取预处理基布,置于MES缓冲溶液中,超声分散1h,再加入1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐、N-羟基琥珀酰亚胺,反应15min,接着加入步骤(1)制备的改性氮化碳,继续反应13h,洗涤干燥,得到改性基布;
(6)取改性基布,置于甲苯溶液中,超声分散1h,加入异佛尔酮二异氰酸酯的甲苯溶液,25℃下搅拌22h,再加入乙二醇和步骤(1)制备的改性氮化碳,升温至70℃,反应7h,接着加入苯酚,水浴温度60℃下加入过氧化氢,搅拌反应2h,反应后加入聚酯多元醇、催化剂和助剂,70℃下保温反应4h,反应后依次采用无水乙醇、去离子水洗涤,抽滤干燥,得到成品。
本实施例中,所述催化剂为二月桂酸二丁基锡,所述助剂为聚醚改性二甲基硅氧烷。
实施例2:
一种高弹性耐磨针织牛仔面料的制备方法,所述牛仔面料的制备方法包括以下步骤:
(1)准备物料;
(2)取三聚氰胺和去离子水,混合搅拌15min,加入氯化银溶液,98℃下回流反应2.3h,降温析出晶体,去离子水洗涤,冻干,再在氩气环境下升温至652℃,升温速率为2.5℃/min,保温处理4.1h,随炉冷却,研磨,得到改性氮化碳;
(3)取PBT纤维和氨纶纤维,赛络纺纱线合股成混纺纱,单面平纹编织,平整,染色,定型,得到基布;所述混纺纱由70%PBT纤维和30%氨纶纤维制得;
(4)取pH为8的Tris-HCl缓冲液,加入角质酶,混合搅拌12min,得到处理液;
取基布,43℃去离子水振荡处理1.1h,水洗干燥,再置于处理液中,51℃下反应23h,反应后通过碳酸钠溶液振荡洗涤,洗涤时间为1.1h,振荡洗涤温度为39℃,去离子水洗涤,干燥,得到预处理基布;
(5)取预处理基布,置于MES缓冲溶液中,超声分散1.5h,再加入1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐、N-羟基琥珀酰亚胺,反应20min,接着加入步骤(1)制备的改性氮化碳,继续反应14h,洗涤干燥,得到改性基布;
(6)取改性基布,置于甲苯溶液中,超声分散1.1h,加入异佛尔酮二异氰酸酯的甲苯溶液,27℃下搅拌21h,再加入乙二醇和步骤(1)制备的改性氮化碳,升温至72℃,反应6h,接着加入苯酚,水浴温度63℃下加入过氧化氢,搅拌反应1.5h,反应后加入聚酯多元醇、催化剂和助剂,72℃下保温反应3.5h,反应后依次采用无水乙醇、去离子水洗涤,抽滤干燥,得到成品。
本实施例中,所述催化剂为二月桂酸二丁基锡,所述助剂为聚醚改性二甲基硅氧烷。
实施例3:
一种高弹性耐磨针织牛仔面料的制备方法,所述牛仔面料的制备方法包括以下步骤:
(1)准备物料;
(2)取三聚氰胺和去离子水,混合搅拌20min,加入氯化银溶液,100℃下回流反应2h,降温析出晶体,去离子水洗涤,冻干,再在氩气环境下升温至655℃,升温速率为3℃/min,保温处理4h,随炉冷却,研磨,得到改性氮化碳;
(3)取PBT纤维和氨纶纤维,赛络纺纱线合股成混纺纱,单面平纹编织,平整,染色,定型,得到基布;所述混纺纱由70%PBT纤维和30%氨纶纤维制得;
(4)取pH为8的Tris-HCl缓冲液,加入角质酶,混合搅拌15min,得到处理液;
取基布,45℃去离子水振荡处理1h,水洗干燥,再置于处理液中,52℃下反应22h,反应后通过碳酸钠溶液振荡洗涤,洗涤时间为1.2h,振荡洗涤温度为38℃,去离子水洗涤,干燥,得到预处理基布;
(5)取预处理基布,置于MES缓冲溶液中,超声分散2h,再加入1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐、N-羟基琥珀酰亚胺,反应25min,接着加入步骤(1)制备的改性氮化碳,继续反应15h,洗涤干燥,得到改性基布;
(6)取改性基布,置于甲苯溶液中,超声分散1.2h,加入异佛尔酮二异氰酸酯的甲苯溶液,28℃下搅拌20h,再加入乙二醇和步骤(1)制备的改性氮化碳,升温至75℃,反应5h,接着加入苯酚,水浴温度65℃下加入过氧化氢,搅拌反应1h,反应后加入聚酯多元醇、催化剂和助剂,75℃下保温反应3h,反应后依次采用无水乙醇、去离子水洗涤,抽滤干燥,得到成品。
本实施例中,所述催化剂为二月桂酸二丁基锡,所述助剂为聚醚改性二甲基硅氧烷。
对比例1:
一种高弹性耐磨针织牛仔面料的制备方法,所述牛仔面料的制备方法包括以下步骤:
(1)准备物料;
(2)取三聚氰胺和去离子水,混合搅拌15min,加入氯化银溶液,98℃下回流反应2.3h,降温析出晶体,去离子水洗涤,冻干,再在氩气环境下升温至652℃,升温速率为2.5℃/min,保温处理4.1h,随炉冷却,研磨,得到改性氮化碳;
(3)取PBT纤维和氨纶纤维,赛络纺纱线合股成混纺纱,单面平纹编织,平整,染色,定型,得到基布;所述混纺纱由70%PBT纤维和30%氨纶纤维制得;
(4)取pH为8的Tris-HCl缓冲液,加入角质酶,混合搅拌12min,得到处理液;
取基布,43℃去离子水振荡处理1.1h,水洗干燥,再置于处理液中,51℃下反应23h,反应后通过碳酸钠溶液振荡洗涤,洗涤时间为1.1h,振荡洗涤温度为39℃,去离子水洗涤,干燥,得到预处理基布;
(5)取预处理基布,置于MES缓冲溶液中,超声分散1.5h,再加入1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐、N-羟基琥珀酰亚胺,反应20min,接着加入步骤(1)制备的改性氮化碳,继续反应14h,洗涤干燥,得到改性基布;
(6)取改性基布,置于甲苯溶液中,超声分散1.1h,加入异佛尔酮二异氰酸酯的甲苯溶液,27℃下搅拌21h,再加入乙二醇和步骤(1)制备的改性氮化碳,升温至72℃,反应6h,反应后加入聚酯多元醇、催化剂和助剂,72℃下保温反应3.5h,反应后依次采用无水乙醇、去离子水洗涤,抽滤干燥,得到成品。
本实施例中,所述催化剂为二月桂酸二丁基锡,所述助剂为聚醚改性二甲基硅氧烷。
对比例1在实施例2基础上进行方案改变,对比例1中并没有加入苯酚和过氧化氢,其余组分含量和工艺参数与实施例2一致。
对比例2:
一种高弹性耐磨针织牛仔面料的制备方法,所述牛仔面料的制备方法包括以下步骤:
(1)准备物料;
(2)取PBT纤维和氨纶纤维,赛络纺纱线合股成混纺纱,单面平纹编织,平整,染色,定型,得到基布;所述混纺纱由70%PBT纤维和30%氨纶纤维制得;
(3)取pH为8的Tris-HCl缓冲液,加入角质酶,混合搅拌12min,得到处理液;
取基布,43℃去离子水振荡处理1.1h,水洗干燥,再置于处理液中,51℃下反应23h,反应后通过碳酸钠溶液振荡洗涤,洗涤时间为1.1h,振荡洗涤温度为39℃,去离子水洗涤,干燥,得到预处理基布;
(4)取预处理基布,置于MES缓冲溶液中,超声分散1.5h,再加入1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐、N-羟基琥珀酰亚胺,反应20min,接着加入步骤(1)制备的改性氮化碳,继续反应14h,洗涤干燥,得到改性基布;
(6)取改性基布,置于甲苯溶液中,超声分散1.1h,加入异佛尔酮二异氰酸酯的甲苯溶液,27℃下搅拌21h,再加入苯酚,水浴温度63℃下加入过氧化氢,搅拌反应1.5h,反应后加入聚酯多元醇、催化剂和助剂,72℃下保温反应3.5h,反应后依次采用无水乙醇、去离子水洗涤,抽滤干燥,得到成品。
本实施例中,所述催化剂为二月桂酸二丁基锡,所述助剂为聚醚改性二甲基硅氧烷。
对比例2在实施例2基础上进行方案改变,对比例2中并没有加入改性碳化氮,其余组分含量和工艺参数与实施例2一致。
对比例3:
一种高弹性耐磨针织牛仔面料的制备方法,所述牛仔面料的制备方法包括以下步骤:
(1)准备物料;
(2)取PBT纤维和氨纶纤维,赛络纺纱线合股成混纺纱,单面平纹编织,平整,染色,定型,得到基布;所述混纺纱由70%PBT纤维和30%氨纶纤维制得。
对比例3在实施例2基础上进行方案改变,对比例3中仅制得基布,其余组分含量和工艺参数与实施例2一致。
对比例4:
一种高弹性耐磨针织牛仔面料的制备方法,所述牛仔面料的制备方法包括以下步骤:
(1)准备物料;
(2)取三聚氰胺和去离子水,混合搅拌15min,加入氯化银溶液,98℃下回流反应2.3h,降温析出晶体,去离子水洗涤,冻干,再在氩气环境下升温至652℃,升温速率为2.5℃/min,保温处理4.1h,随炉冷却,研磨,得到改性氮化碳;
(3)取PBT纤维和氨纶纤维,赛络纺纱线合股成混纺纱,单面平纹编织,平整,染色,定型,得到基布;所述混纺纱由70%PBT纤维和30%氨纶纤维制得;
(4)取pH为8的Tris-HCl缓冲液,加入角质酶,混合搅拌12min,得到处理液;
取基布,43℃去离子水振荡处理1.1h,水洗干燥,再置于处理液中,51℃下反应23h,反应后通过碳酸钠溶液振荡洗涤,洗涤时间为1.1h,振荡洗涤温度为39℃,去离子水洗涤,干燥,得到预处理基布;
(5)取预处理基布,置于MES缓冲溶液中,超声分散1.5h,再加入1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐、N-羟基琥珀酰亚胺,反应20min,接着置于甲苯溶液中,超声分散1.1h,加入异佛尔酮二异氰酸酯的甲苯溶液,27℃下搅拌21h,再加入乙二醇和步骤(1)制备的改性氮化碳,升温至72℃,反应6h,接着加入苯酚,水浴温度63℃下加入过氧化氢,搅拌反应1.5h,反应后加入聚酯多元醇、催化剂和助剂,72℃下保温反应3.5h,反应后依次采用无水乙醇、去离子水洗涤,抽滤干燥,得到成品。
本实施例中,所述催化剂为二月桂酸二丁基锡,所述助剂为聚醚改性二甲基硅氧烷。
对比例4在实施例2基础上进行方案改变,对比例4中并没有加入预先将改性碳化氮与基布反应,其余组分含量和工艺参数与实施例2一致。
检测试验:
1、取实施例1-3、对比例1-4制得的面料样品,分别依据GB/T21196.2-2007《纺织品马丁代尔法织物耐磨性的测定》进行耐磨性能检测,测定其摩擦550转后的重量损失率。
(对比例3样品未检测)
2、取实施例1-3、对比例1-4制备的面料样品,分别依据《GBT20944.3-2008纺织品抗菌性能的评价》进行抗菌性能检测,测试菌种为金黄色葡萄球菌(A)和大肠杆菌(B)。
项目 实施例1 实施例2 实施例3 对比例1 对比例2 对比例3 对比例4
重量损失率% 0.30% 0.29% 0.31% 0.37% 0.89% / 0.49%
A抑菌率% 99.1% 99.3% 99.2% 89.9% 78.7% 62.8% 99.1%
B抑菌率% 98.9% 99.2% 99.1% 99.1% 62.4% 61.1% 99.0%
3、取对比例3制备的基布样品,分别依据GB/T 3923.2-2013《纺织品织物拉伸性能》测定其断裂强力和断裂伸长率;再进行定力拉伸实验,拉伸定负荷为15N,检测其弹性回复率(%)。
项目 断裂强力(N) 断裂伸长率(%) 弹性回复率(%)
对比例3 627 113.8 92%
结论:本申请工艺设计合理,组分配比适宜,制备得到的牛仔面料不仅具有优异的耐磨性能和抗菌性能,同时面料回弹性较好,使用舒适,具有较高的实用性。
最后应说明的是:以上所述仅为本发明的优选实施例而已,并不用于限制本发明,尽管参照前述实施例对本发明进行了详细的说明,对于本领域的技术人员来说,其依然可以对前述各实施例所记载的技术方案进行修改,或者对其中部分技术特征进行等同替换。凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。

Claims (10)

1.一种高弹性耐磨针织牛仔面料的制备方法,其特征在于:所述牛仔面料的制备方法包括以下步骤:
(1)准备物料;
(2)取三聚氰胺和去离子水,混合搅拌,加入氯化银溶液,95-100℃下回流反应,降温析出晶体,去离子水洗涤,冻干,再在氩气环境下升温至650-655℃,保温处理,随炉冷却,研磨,得到改性氮化碳;
(3)取PBT纤维和氨纶纤维,赛络纺纱线合股成混纺纱,编织平整,染色,定型,得到基布;
(4)取Tris-HCl缓冲液,加入角质酶,混合搅拌,得到处理液;
取基布,去离子水振荡处理1-1.2h,水洗干燥,再置于处理液中,50-52℃下反应22-24h,反应后通过碳酸钠溶液振荡洗涤,去离子水洗涤,干燥,得到预处理基布;
(5)取预处理基布,置于MES缓冲溶液中,超声分散,再加入1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐、N-羟基琥珀酰亚胺,反应,接着加入步骤(1)制备的改性氮化碳,继续反应,洗涤干燥,得到改性基布;
(6)取改性基布,置于甲苯溶液中,超声分散,加入异佛尔酮二异氰酸酯的甲苯溶液,25-28℃下搅拌,再加入乙二醇和步骤(1)制备的改性氮化碳,升温至70-75℃,反应5-7h,接着加入苯酚,水浴温度60-65℃下加入过氧化氢,搅拌反应,反应后加入聚酯多元醇、催化剂和助剂,70-75℃下保温反应,反应后依次采用无水乙醇、去离子水洗涤,抽滤干燥,得到成品。
2.根据权利要求1所述的一种高弹性耐磨针织牛仔面料的制备方法,其特征在于:所述牛仔面料的制备方法包括以下步骤:
(1)准备物料;
(2)取三聚氰胺和去离子水,混合搅拌10-20min,加入氯化银溶液,95-100℃下回流反应2-2.5h,降温析出晶体,去离子水洗涤,冻干,再在氩气环境下升温至650-655℃,保温处理4-4.2h,随炉冷却,研磨,得到改性氮化碳;
(3)取PBT纤维和氨纶纤维,赛络纺纱线合股成混纺纱,编织平整,染色,定型,得到基布;
(4)取Tris-HCl缓冲液,加入角质酶,混合搅拌10-15min,得到处理液;
取基布,40-45℃去离子水振荡处理1-1.2h,水洗干燥,再置于处理液中,50-52℃下反应22-24h,反应后通过碳酸钠溶液振荡洗涤,去离子水洗涤,干燥,得到预处理基布;
(5)取预处理基布,置于MES缓冲溶液中,超声分散1-2h,再加入1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐、N-羟基琥珀酰亚胺,反应15-25min,接着加入步骤(1)制备的改性氮化碳,继续反应13-15h,洗涤干燥,得到改性基布;
(6)取改性基布,置于甲苯溶液中,超声分散1-1.2h,加入异佛尔酮二异氰酸酯的甲苯溶液,25-28℃下搅拌20-22h,再加入乙二醇和步骤(1)制备的改性氮化碳,升温至70-75℃,反应5-7h,接着加入苯酚,水浴温度60-65℃下加入过氧化氢,搅拌反应1-2h,反应后加入聚酯多元醇、催化剂和助剂,70-75℃下保温反应3-4h,反应后依次采用无水乙醇、去离子水洗涤,抽滤干燥,得到成品。
3.根据权利要求2所述的一种高弹性耐磨针织牛仔面料的制备方法,其特征在于:步骤(6)中,所述催化剂为二月桂酸二丁基锡。
4.根据权利要求2所述的一种高弹性耐磨针织牛仔面料的制备方法,其特征在于:步骤(2)中,氮气环境下升温速率为2-3℃/min。
5.根据权利要求2所述的一种高弹性耐磨针织牛仔面料的制备方法,其特征在于:步骤(4)中,碳酸钠溶液振荡洗涤时间为1-1.2h,振荡洗涤温度为38-40℃。
6.根据权利要求2所述的一种高弹性耐磨针织牛仔面料的制备方法,其特征在于:步骤(4)中,Tris-HCl缓冲液的pH为8。
7.根据权利要求2所述的一种高弹性耐磨针织牛仔面料的制备方法,其特征在于:步骤(3)中,所述混纺纱由70%PBT纤维和30%氨纶纤维制得。
8.根据权利要求2所述的一种高弹性耐磨针织牛仔面料的制备方法,其特征在于:步骤(3)中,基布采用单面平纹编织制得。
9.根据权利要求2所述的一种高弹性耐磨针织牛仔面料的制备方法,其特征在于:步骤(6)中,所述助剂为聚醚改性二甲基硅氧烷。
10.根据权利要求1-9中任一项所述方法制备的一种高弹性耐磨针织牛仔面料。
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