CN111501331A - 一种植物提取物改性制备的毛纤维及其制备方法 - Google Patents
一种植物提取物改性制备的毛纤维及其制备方法 Download PDFInfo
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Abstract
本发明提供了一种植物提取物改性制备的毛纤维,所述植物提取物改性制备的毛纤维,干断裂伸长率38.5‑40.0%,湿断裂伸长率51.4‑56.5%,回潮率为16.8‑17.1%。本发明还提供了该植物提取物改性制备的毛纤维的制备方法,包括预处理、A处理液的制备;本发明制备的毛纤维,对金黄色葡萄球菌、白色念珠菌、大肠杆菌的抑菌率分别为91.5‑94.2%、98.8‑98.9%、99.1‑99.2%;洗涤50次后,对金黄色葡萄球菌、白色念珠菌、大肠杆菌的抑菌率分别为91.0‑93.8%、96.9‑97.2%、98.5‑98.8%。
Description
技术领域
本发明属于纤维改性领域,涉及一种植物提取物改性制备的毛纤维及其制备方法。
背景技术
随着人们对衣着的轻薄化和高档化需求日益增加,开发舒适、环保、易护理的毛产品成为国际纺织品的总趋势。毛纤维作为一种重要的特种毛纺纤维原料,它具有弹性好、吸湿性强、保暖性好、不易沾污、光泽柔和等特性,使其织物具有独特的风格和使用功能。因此备受纺织行业和科研工作者的关注与青睐。
日本可乐丽公司在羊毛研究上取得了较大的成功,利用蛋白酶对羊毛进行改性处理。经酶处理后,滑爽性、白度、柔软性和丰满性均有较大的提高。而后在湿热状态下,拉伸纤维平行排列的毛条以制成拉细羊毛。该方法不仅能使纤维变细,而且使大分子链的排列更加整齐,从而提高纤维的强伸性,但是成本较高。
公开号为CN1227885A的日本专利公开了一种生产改性羊毛纤维的方法及改性羊毛纤维,其通过在羊毛纤维上牢固而均匀地粘附丝纤蛋白以便给羊毛纤维提供光泽,用丝纤蛋白溶液浸透经过阴离子加工的羊毛纤维,在溶液中溶入阳离子聚合物树脂,并使阳离子聚合物树脂以离子键合到羊毛纤维上,从而达到将丝纤蛋白细颗粒固定在羊毛纤维上的目的。
申请号为CN00119879.3的中国专利公开了一种羊毛纤维制品的改性方法及其羊毛纤维制品,其对纤维及其织物进行易护理性能的改性处理,其中的酶处理工序是采用经稳定化处理的脂肪酶和蛋白酶的复合酶。经过该法处理的羊毛纤维制品具有手感柔软滑爽、色彩鲜艳、可机洗、抗起球和形状记忆等易护理功能,但因酶类难保存和处理,成本较高。
综上所述,目前国内对毛纤维的的研究较少,对毛纤维的植物改性研究和应用尚处在初级研发和市场探索阶段。
发明内容
本发明为解决以上技术问题,针对现有技术的不足之处,提供一种,以实现以下发明目的:
(1)本发明植物提取物改性制备的毛纤维,符合GB18401-2010国家纺织品基本安全技术规范,能降低对毛纤维强力的损失,染色后纤维的的强力损失少,耐水色牢度、耐汗渍色牢度好(耐水色牢度变色等级为4-5级、沾色等级为4-5级,耐汗渍色牢度变色等级为4-5级、沾色等级为4-5级),耐摩擦色牢度好(干摩擦等级为4-5级),手感好,无甲醛,无异味,无可分解致癌芳香胺染料检出,提高了染色后毛纤维的品质,匀染效果优秀,匀染率可达90%以上,工艺简单;
(2)本发明植物提取物改性制备的毛纤维,断裂伸长率高,染色小斑点率为0,回潮率好;
(3)本发明植物提取物改性制备的毛纤维,对金黄色葡萄球菌、白色念珠菌、大肠杆菌的抑菌率高。
为解决上述技术问题,本发明采取的技术方案如下:
一种植物提取物改性制备的毛纤维,所述植物提取物改性制备的毛纤维,干断裂伸长率38.5-40.0%,湿断裂伸长率51.4-56.5%,回潮率为16.8-17.1%。
以下是对上述技术方案的进一步改进:
所述植物提取物改性制备的毛纤维,对金黄色葡萄球菌、白色念珠菌、大肠杆菌的抑菌率分别为91.5-94.2%、98.8-98.9%、99.1-99.2%;洗涤50次后,对金黄色葡萄球菌、白色念珠菌、大肠杆菌的抑菌率分别为91.0-93.8%、96.9-97.2%、98.5-98.8%。
本发明还提供一种植物提取物改性制备的毛纤维的制备方法,所述植物提取物改性制备的毛纤维制备方法,包括以下步骤:预处理、A处理液。
所述预处理,包括洗料:采用洗涤浸液对原羊毛进行清洗并浸泡,清洗温度为66-70℃,去除油脂和其他杂质,得到毛纤维;
所述原羊毛,取自西藏山羊身上梳取下来的绒毛,长度30-40mm,去除毛纤维中的脂、汗和皮屑以及其他杂质,保留表面洁净、白度均一的原羊毛。
所述洗涤浸液,按重量份计由以下成分制成:元明粉8-12份、氯化钠2-8份、小苏打粉2-5份、柠檬酸钠2-5份、三氧化二铈粉0.1-0.2份、连二亚硫酸钠0.5-0.8份、羟基羧酸盐2.0-5.5份、去离子水100份。
所述预处理,包括烘干:将毛纤维置于40℃清水中浸泡 20min,取出,在110-118℃的温度下控水,使得含水量为5-8%,得到毛纤维。
所述A处理液的制备,包括原料的制备:
所述A处理剂包括以下重量份的原料:
氨基磺酸-苯酚-甲醛缩合物10-20份,多糖16-18份,聚氧乙烯牛脂胺10-15份,二甲基硅油1-4份,2000目的滑石粉2-5份,聚乙二醇0.4-0.9份,甘油6-10份、蒸馏水60-100份。
所述多糖,为半乳甘露聚糖、β-1,4-聚-D-氨基葡萄糖和枸杞多糖的混合物,所述半乳甘露聚糖、β-1,4-聚-D-氨基葡萄糖和枸杞多糖的质量比为10:1:2。
所述二甲基硅油,表面张力2.01×10-4-2.25×10-4N/cm,运动粘度从5000×10-6-7000×10-6平方米/秒。
所述枸杞多糖,酸值≤0.2mgKOH/g,水份≤0.25wt%,折光指数1.443-1.445(25℃/D),相对密度1.037-1.045(25/25℃)。
所述A处理剂的制备方法为:
按所述重量份将氨基磺酸-苯酚-甲醛缩合物,多糖、聚氧乙烯牛脂胺、2000目的滑石粉进行混合,以800rad/min的速度搅拌,温度为133℃,加入所述重量份的二甲基硅油和甲酸、聚乙二醇、甘油和蒸馏水,搅拌,时间为22min,冷却,粉碎、过筛得到A处理剂。
所述A处理液的制备方法为:
将2Kg步骤(1)的A处理剂,按照1:20浴比,温度80-90℃溶解,加入0.3-0.8%的冰醋酸调节 pH值,加入过程不断搅拌,保温2小时后过滤使用(全部溶解呈半透明态)。
所述植物提取物改性制备的毛纤维的制备方法还包括毛纤维一次处理:
将预处理后的毛纤维放入A处理液中,混合,先升温至34℃,保温24分钟;
接着升温至94℃,升温速率为3-5℃/min,保温放置15min后,采用频率为15Hz、电场强度为1.5kV/cm的脉冲电场处理13-20 s,得电场一次处理物。
然后将电场一次物处理物置于密闭储存罐中,在氮气气流下,在强度为1.2×10- 2w/in2紫外线和1.72×108rads的γ射线照射5-10min,氮气流的流量为25-35ml/min,得紫外-γ处理物。
向紫外-γ处理物中加入1.3-2.1gD90≤0.75um的碳酸钠粉,混合,磁力搅拌器下搅拌1-15min,然后采用频率为18Hz、电场强度为5.0kV/cm的脉冲电场处理15-25 s,得电场二次处理物。
继续保持温度94℃下放置3-4min后,除去碳酸钠,取出水洗,晾干至含水率<5%。
所述植物提取物改性制备的毛纤维的制备方法还包括毛纤维二次处理:
a.制备植物染色剂溶液,将植物染色剂加入去离子水制成浓度为3%的植物染色剂溶液。
所述的植物染色剂,选用草珊瑚粉,所述的草珊瑚粉,99.8%过400目筛,外观:棕色粉末,疏松无结块,无肉眼可见杂质,颜色均匀一致;气味均一;有效成分含量≥98.5%,水分≤3%,菌落总数<99cfu/g,沙门氏菌和大肠杆菌均不得检出,保质期为12个月;有效成分为异嗪皮啶、左旋类没药素甲、延胡索酸、琥珀酸、黄酮甙,其中黄酮甙含量≥5.7%。
b. 植物染色剂占毛纤维的质量百分比例为2.29%,浴比为 1:10。
c.将上述步骤得到的毛纤维置于植物染色剂溶液 浴中(添加冰醋酸 1.1g/L ,添加量视染缸内水量而定),升温速率2-5℃/min,升温至95℃,处理时间20-60分钟。
d.皂洗:将处理后的毛纤维置于5g/L皂洗液中,60℃左右 10-15分钟,取出,水洗,干燥。
所述植物提取物改性制备的毛纤维的制备方法还包括后处理:
采用110℃的高温对上述步骤得到的毛纤维进行第一次高温蒸汽熏蒸处理16-20min,然后放入水分平衡室内进行水分平衡处理1-2小时,再进行第二次高温蒸汽熏蒸处理15-25min,第二次高温蒸汽的温度为110-125℃,然后再自然冷却至室温;经洗涤、干燥后得到本发明植物染色制备的毛纤维。
采用上述技术,本发明的有益效果为:
(1)本发明植物提取物改性制备的毛纤维,符合GB18401-2010国家纺织品基本安全技术规范,能降低对毛纤维强力的损失,染色后纤维的的强力损失少,耐水色牢度、耐汗渍色牢度好(耐水色牢度变色等级为4-5级、沾色等级为4-5级,耐汗渍色牢度变色等级为4-5级、沾色等级为4-5级),耐摩擦色牢度好(干摩擦等级为4-5级),手感好,无甲醛,无异味,无可分解致癌芳香胺染料检出,提高了染色后毛纤维的品质,匀染效果优秀,匀染率可达90%以上,工艺简单;
(2)本发明植物提取物改性制备的毛纤维,干断裂伸长率38.5-40.0%,湿断裂伸长率51.4-56.5%,回潮率为16.8-17.1%,染色小斑点率为0;
(3)本发明植物提取物改性制备的毛纤维,对金黄色葡萄球菌、白色念珠菌、大肠杆菌的抑菌率分别为91.5-94.2%、98.8-98.9%、99.1-99.2%;洗涤50次后,对金黄色葡萄球菌、白色念珠菌、大肠杆菌的抑菌率分别为91.0-93.8%、96.9-97.2%、98.5-98.8%。
具体实施方式
以下对本发明的优选实施例进行说明,应当理解,此处所描述的优选实施例仅用于说明和解释本发明,并不用于限定本发明。
实施例1 一种植物提取物改性制备的毛纤维及其制备方法
本发明的一种植物提取物改性制备的毛纤维及其制备方法,包括以下步骤:
步骤1、预处理
1)洗料:采用洗涤浸液对原羊毛进行清洗并浸泡,清洗温度为66℃,去除油脂和其他杂质,得到毛纤维;
所述原羊毛,取自西藏山羊身上梳取下来的绒毛,长度30-35mm,去除毛纤维中的脂、汗和皮屑以及其他杂质,保留表面洁净、白度均一的原羊毛。
所述洗涤浸液,按重量份计由以下成分制成:元明粉8份、氯化钠8份、小苏打粉2份、柠檬酸钠5份、三氧化二铈粉0.1份、连二亚硫酸钠0.8份、羟基羧酸盐2.0份、去离子水100份。
2) 烘干:将毛纤维置于40℃清水中浸泡 20min,取出,在110℃的温度下控水,含水量为5.1%,得到毛纤维。
步骤2、A处理液的制备
(1)原料的制备
所述A处理剂包括以下重量份的原料:
氨基磺酸-苯酚-甲醛缩合物10份,多糖18份,聚氧乙烯牛脂胺10份,二甲基硅油4份,2000目的滑石粉2份,聚乙二醇0.9份,甘油6份、蒸馏水100份。
所述多糖,为半乳甘露聚糖、β-1,4-聚-D-氨基葡萄糖和枸杞多糖的混合物,所述半乳甘露聚糖、β-1,4-聚-D-氨基葡萄糖和枸杞多糖的质量比为10:1:2;
所述二甲基硅油,表面张力2.03×10-4N/cm,运动粘度从5780×10-6平方米/秒;
所述枸杞多糖,酸值0.05mgKOH/g,水份0.15wt%,折光指数1.443 (25℃/D),相对密度1.037 (25/25℃);
所述A处理剂的制备方法为:
按所述重量份将氨基磺酸-苯酚-甲醛缩合物,多糖、聚氧乙烯牛脂胺、2000目的滑石粉进行混合,以840rad/min的速度搅拌,温度为134℃,加入所述重量份的二甲基硅油和甲酸、聚乙二醇、甘油和蒸馏水,搅拌,时间为23min,冷却,粉碎、过筛得到A处理剂。
(2)制备A处理液
所述A处理液的制备方法为:
将2Kg步骤(1)的A处理剂,按照1:20浴比,温度82.5℃溶解,加入0.55%的冰醋酸调节pH值,加入过程不断搅拌,保温2小时后过滤使用(全部溶解呈半透明态)。
步骤3、毛纤维一次处理
将预处理后的毛纤维放入A处理液中,混合,先升温至34℃,保温24分钟;
接着升温至94℃,升温速率为3.2℃/min,保温放置15min后,采用频率为15Hz、电场强度为1.5kV/cm的脉冲电场处理13.1 s,得电场一次处理物;
然后将电场一次物处理物置于密闭储存罐中,在氮气气流下,在强度为1.2×10-2w/in2紫外线和1.72×108rads的γ射线照射5.5min,氮气流的流量为25.5ml/min,得紫外-γ处理物;
向紫外-γ处理物中加入1.3gD90≤0.75um的碳酸钠粉,混合,磁力搅拌器下搅拌1.5min,然后采用频率为18Hz、电场强度为5.0kV/cm的脉冲电场处理15.5 s,得电场二次处理物;
继续保持温度94℃下放置3-4min后,除去碳酸钠,取出水洗,晾干至含水率<5%。
步骤4、毛纤维二次处理
a.制备植物染色剂溶液,将植物染色剂加入去离子水制成浓度为3%的植物染色剂溶液;
所述的植物染色剂,选用草珊瑚粉,所述的草珊瑚粉,99.8%过400目筛,外观:棕色粉末,疏松无结块,无肉眼可见杂质,颜色均匀一致;气味均一;有效成分含量≥98.5%,水分≤3%,菌落总数<99cfu/g,沙门氏菌和大肠杆菌均不得检出,保质期为12个月;有效成分为异嗪皮啶、左旋类没药素甲、延胡索酸、琥珀酸、黄酮甙,其中黄酮甙含量5.8%。
b. 植物染色剂占毛纤维的质量百分比例为2.29%,浴比为 1:10;
c.将上述步骤得到的毛纤维置于植物染色剂溶液 浴中(添加冰醋酸 1.1g/L ,添加量视染缸内水量而定),升温速率2.3℃/min,升温至94℃,处理时间20分钟;
d.皂洗:将处理后的毛纤维置于5g/L皂洗液中,60℃左右 10分钟,取出,水洗,干燥;
e.可选加柔软剂。
步骤5、后处理
采用110℃的高温对上述步骤得到的毛纤维进行第一次高温蒸汽熏蒸处理16.5min,然后放入水分平衡室内进行水分平衡处理1.2小时,再进行第二次高温蒸汽熏蒸处理17min,第二次高温蒸汽的温度为112℃,然后再自然冷却至室温;
经洗涤、干燥后得到本发明植物染色制备的毛纤维。
本发明植物染色制备的毛纤维,符合GB18401-2010国家纺织品基本安全技术规范,能降低对毛纤维强力的损失,染色后纤维的的强力损失少,耐水色牢度、耐汗渍色牢度好(耐水色牢度变色等级为4-5级、沾色等级为4-5级,耐汗渍色牢度变色等级为4-5级、沾色等级为4-5级),耐摩擦色牢度好(干摩擦等级为4-5级),手感好,无甲醛,无异味,无可分解致癌芳香胺染料检出,提高了染色后毛纤维的品质,匀染效果优秀,匀染率可达90%以上,工艺简单。
实施例2一种植物提取物改性制备的毛纤维及其制备方法
本发明的一种植物提取物改性制备的毛纤维及其制备方法,包括以下步骤:
步骤1、预处理
1)洗料:采用洗涤浸液对原羊毛进行清洗并浸泡,清洗温度为67℃,去除油脂和其他杂质,得到毛纤维;
所述原羊毛,取自西藏山羊身上梳取下来的绒毛,长度32-36mm,去除毛纤维中的脂、汗和皮屑以及其他杂质,保留表面洁净、白度均一的原羊毛。
所述洗涤浸液,按重量份计由以下成分制成:元明粉9份、氯化钠4份、小苏打粉3份、柠檬酸钠3份、三氧化二铈粉0.11份、连二亚硫酸钠0.65份、羟基羧酸盐2.2份、去离子水100份。
2) 烘干:将毛纤维置于40℃清水中浸泡 20min,取出,在113℃的温度下控水,使得含水量为6.5%,得到毛纤维。
步骤2、A处理液的制备
(1)原料的制备
所述A处理剂包括以下重量份的原料:
氨基磺酸-苯酚-甲醛缩合物14份,多糖16.5份,聚氧乙烯牛脂胺10.6份,二甲基硅油2.6份,2000目的滑石粉3.4份,聚乙二醇0.64份,甘油7.2份、蒸馏水90份。
所述多糖,为半乳甘露聚糖、β-1,4-聚-D-氨基葡萄糖和枸杞多糖的混合物,所述半乳甘露聚糖、β-1,4-聚-D-氨基葡萄糖和枸杞多糖的质量比为10:2:3;
所述二甲基硅油,表面张力2.19×10-4N/cm,运动粘度从6215×10-6平方米/秒;
所述枸杞多糖,酸值0.12mgKOH/g,水份0.05wt%,折光指数1.444(25℃/D),相对密度1.040(25/25℃);
所述A处理剂的制备方法为:
按所述重量份将氨基磺酸-苯酚-甲醛缩合物,多糖、聚氧乙烯牛脂胺、2000目的滑石粉进行混合,以860rad/min的速度搅拌,温度为139℃,加入所述重量份的二甲基硅油和甲酸、聚乙二醇、甘油和蒸馏水,搅拌,时间为25min,冷却,粉碎、过筛得到A处理剂。
(2)制备A处理液
所述A处理液的制备方法为:
将2Kg步骤(1)的A处理剂,按照1:20浴比,温度87.5℃溶解,加入0.5%的冰醋酸调节 pH值,加入过程不断搅拌,保温2小时后过滤使用(全部溶解呈半透明态)。
步骤3、毛纤维一次处理
将预处理后的毛纤维放入A处理液中,混合,先升温至34℃,保温24分钟;
接着升温至94℃,升温速率为3.6℃/min,保温放置15min后,采用频率为15Hz、电场强度为1.5kV/cm的脉冲电场处理17.5 s,得电场一次处理物;
然后将电场一次物处理物置于密闭储存罐中,在氮气气流下,在强度为1.2×10-2w/in2紫外线和1.72×108rads的γ射线照射8.4min,氮气流的流量为32ml/min,得紫外-γ处理物;
向紫外-γ处理物中加入1.8gD90≤0.75um的碳酸钠粉,混合,磁力搅拌器下搅拌6.8min,然后采用频率为18Hz、电场强度为5.0kV/cm的脉冲电场处理22s,得电场二次处理物;
继续保持温度94℃下放置3-4min后,除去碳酸钠,取出水洗,晾干至含水率<5%。
步骤4、毛纤维二次处理
a.制备植物染色剂溶液,将植物染色剂加入去离子水制成浓度为3.5%的植物染色剂溶液;
所述的植物染色剂,选用草珊瑚粉,所述的草珊瑚粉,99.8%过400目筛,外观:棕色粉末,疏松无结块,无肉眼可见杂质,颜色均匀一致;气味均一;有效成分含量≥98.5%,水分≤3%,菌落总数<99cfu/g,沙门氏菌和大肠杆菌均不得检出,保质期为12个月;有效成分为异嗪皮啶、左旋类没药素甲、延胡索酸、琥珀酸、黄酮甙,其中黄酮甙含量7.0%。
b. 植物染色剂占毛纤维的质量百分比例为4.2%,浴比为 1:10;
c.将上述步骤得到的毛纤维置于植物染色剂溶液 浴中(添加冰醋酸 1.1g/L ,添加量视染缸内水量而定),升温速率2.4℃/min,升温至94℃,处理时间36分钟;
d.皂洗:将处理后的毛纤维置于5g/L皂洗液中,60℃左右 10-15分钟,取出,水洗,干燥;
e.可选加柔软剂。
步骤5、后处理
采用110℃的高温对上述步骤得到的毛纤维进行第一次高温蒸汽熏蒸处理18.5min,然后放入水分平衡室内进行水分平衡处理1.6小时,再进行第二次高温蒸汽熏蒸处理19.5min,第二次高温蒸汽的温度为121℃,然后再自然冷却至室温;
经洗涤、干燥后得到本发明植物染色制备的毛纤维。
本发明植物染色制备的毛纤维,符合GB18401-2010国家纺织品基本安全技术规范,能降低对毛纤维强力的损失,染色后纤维的的强力损失少,耐水色牢度、耐汗渍色牢度好(耐水色牢度变色等级为4-5级、沾色等级为4-5级,耐汗渍色牢度变色等级为4-5级、沾色等级为4-5级),耐摩擦色牢度好(干摩擦等级为4-5级),手感好,无甲醛,无异味,无可分解致癌芳香胺染料检出,提高了染色后毛纤维的品质,匀染效果优秀,匀染率可达90%以上,工艺简单。
实施例3一种植物提取物改性制备的毛纤维及其制备方法
本发明的一种植物提取物改性制备的毛纤维及其制备方法,包括以下步骤:
步骤1、预处理
1)洗料:采用洗涤浸液对原羊毛进行清洗并浸泡,清洗温度为69.5℃,去除油脂和其他杂质,得到毛纤维;
所述原羊毛,取自西藏山羊身上梳取下来的绒毛,长度37.5-40.0mm,去除毛纤维中的脂、汗和皮屑以及其他杂质,保留表面洁净、白度均一的原羊毛。
所述洗涤浸液,按重量份计由以下成分制成:元明粉12份、氯化钠2份、小苏打粉5份、柠檬酸钠2份、三氧化二铈粉0.2份、连二亚硫酸钠0.5份、羟基羧酸盐4.0份、去离子水100份。
2) 烘干:将毛纤维置于40℃清水中浸泡 20min,取出,在117℃的温度下控水,含水量为8%,得到毛纤维。
步骤2、A处理液的制备
(1)原料的制备
所述A处理剂包括以下重量份的原料:
氨基磺酸-苯酚-甲醛缩合物20份,多糖16份,聚氧乙烯牛脂胺18份,二甲基硅油1份,2000目的滑石粉5份,聚乙二醇0.4份,甘油10份、蒸馏水65份。
所述多糖,为半乳甘露聚糖、β-1,4-聚-D-氨基葡萄糖和枸杞多糖的混合物,所述半乳甘露聚糖、β-1,4-聚-D-氨基葡萄糖和枸杞多糖的质量比为10:3:2;
所述二甲基硅油,表面张力2.24×10-4N/cm,运动粘度从7012×10-6平方米/秒;
所述枸杞多糖,酸值0.2mgKOH/g,水份0.24wt%,折光指数1.445(25℃/D),相对密度1.045(25/25℃);
所述A处理剂的制备方法为:
按所述重量份将氨基磺酸-苯酚-甲醛缩合物,多糖、聚氧乙烯牛脂胺、2000目的滑石粉进行混合,以860rad/min的速度搅拌,温度为139℃,加入所述重量份的二甲基硅油和甲酸、聚乙二醇、甘油和蒸馏水,搅拌,时间为26min,冷却,粉碎、过筛得到A处理剂。
(2)制备A处理液
所述A处理液的制备方法为:
将2Kg步骤(1)的A处理剂,按照1:20浴比,温度90℃溶解,加入0.8%的冰醋酸调节 pH值,加入过程不断搅拌,保温2小时后过滤使用(全部溶解呈半透明态)。
步骤3、毛纤维一次处理
将预处理后的毛纤维放入A处理液中,混合,先升温至34℃,保温24分钟;
接着升温至94℃,升温速率为5℃/min,保温放置15min后,采用频率为15Hz、电场强度为1.5kV/cm的脉冲电场处理20 s,得电场一次处理物;
然后将电场一次物处理物置于密闭储存罐中,在氮气气流下,在强度为1.2×10-2w/in2紫外线和1.72×108rads的γ射线照射10min,氮气流的流量为35ml/min,得紫外-γ处理物;
向紫外-γ处理物中加入2.1gD90≤0.75um的碳酸钠粉,混合,磁力搅拌器下搅拌15.5min,然后采用频率为18Hz、电场强度为5.0kV/cm的脉冲电场处理25 s,得电场二次处理物;
继续保持温度94℃下放置3-4min后,除去碳酸钠,取出水洗,晾干至含水率<5%。
步骤4、毛纤维二次处理
a.制备植物染色剂溶液,将植物染色剂加入去离子水制成浓度为6.8%的植物染色剂溶液;
所述的植物染色剂,选用草珊瑚粉,所述的草珊瑚粉,99.8%过400目筛,外观:棕色粉末,疏松无结块,无肉眼可见杂质,颜色均匀一致;气味均一;有效成分含量≥98.5%,水分≤3%,菌落总数<99cfu/g,沙门氏菌和大肠杆菌均不得检出,保质期为12个月;有效成分为异嗪皮啶、左旋类没药素甲、延胡索酸、琥珀酸、黄酮甙,其中黄酮甙含量6.2%。
b. 植物染色剂占毛纤维的质量百分比例为5.9%,浴比为 1:10;
c.将上述步骤得到的毛纤维置于植物染色剂溶液 浴中(添加冰醋酸 1g/L ,添加量视染缸内水量而定),升温速率5℃/min,升温至94℃,处理时间62分钟;
d.皂洗:将处理后的毛纤维置于5g/L皂洗液中,60℃左右 15分钟,取出,水洗,干燥;
e.可选加柔软剂。
步骤5、后处理
采用110℃的高温对上述步骤得到的毛纤维进行第一次高温蒸汽熏蒸处理20min,然后放入水分平衡室内进行水分平衡处理2小时,再进行第二次高温蒸汽熏蒸处理25min,第二次高温蒸汽的温度为125℃,然后再自然冷却至室温;
经洗涤、干燥后得到本发明植物染色制备的毛纤维。
本发明植物染色制备的毛纤维,符合GB18401-2010国家纺织品基本安全技术规范,能降低对毛纤维强力的损失,染色后纤维的的强力损失少,耐水色牢度、耐汗渍色牢度好(耐水色牢度变色等级为4-5级、沾色等级为4-5级,耐汗渍色牢度变色等级为4-5级、沾色等级为4-5级),耐摩擦色牢度好(干摩擦等级为4-5级),手感好,无甲醛,无异味,无可分解致癌芳香胺染料检出,提高了染色后毛纤维的品质,匀染效果优秀,匀染率可达90%以上,工艺简单。
1、经过对实施例1-3所述的制备方法得到的毛纤维进行检测,其中主要指标的检测结果见表1:
表1:
2、对本发明实施例1-3制备的毛纤维还进行了抗菌性测试,测试方法采用GBT20944.3-2008纺织品抗菌性能评价 第3部分:振荡法对金黄色葡萄球菌、对白色念珠菌和大肠杆菌抑菌效果试验,结果见表2;
表2 :
由以上表格可知:(1)本发明植物提取物改性制备的毛纤维,干断裂伸长率38.5-40.0%,湿断裂伸长率51.4-56.5%,回潮率为16.8-17.1%,染色小斑点率为0;
(2)本发明植物提取物改性制备的毛纤维,对金黄色葡萄球菌、白色念珠菌、大肠杆菌的抑菌率分别为91.5-94.2%、98.8-98.9%、99.1-99.2%;洗涤50次后,对金黄色葡萄球菌、白色念珠菌、大肠杆菌的抑菌率分别为91.0-93.8%、96.9-97.2%、98.5-98.8%。
除非另有说明,本发明中所采用的百分数均为质量百分数,所述的比例均为质量比例。
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)
1.一种植物提取物改性制备的毛纤维,其特征在于,
所述植物提取物改性制备的毛纤维,干断裂伸长率38.5-40.0%,湿断裂伸长率51.4-56.5%,回潮率为16.8-17.1%。
2.根据权利要求1所述的一种植物提取物改性制备的毛纤维,其特征在于,
所述植物提取物改性制备的毛纤维,对金黄色葡萄球菌、白色念珠菌、大肠杆菌的抑菌率分别为91.5-94.2%、98.8-98.9%、99.1-99.2%;
洗涤50次后,对金黄色葡萄球菌、白色念珠菌、大肠杆菌的抑菌率分别为91.0-93.8%、96.9-97.2%、98.5-98.8%。
3.一种植物提取物改性制备的毛纤维的制备方法,其特征在于,
所述制备方法,包括以下步骤:预处理、A处理液的制备。
4.根据权利要求3所述的一种植物提取物改性制备的毛纤维的制备方法,其特征在于,
所述预处理,包括原羊毛的在洗涤浸液中的清洗,清洗温度为66-70℃。
5.根据权利要求3所述的一种植物提取物改性制备的毛纤维的制备方法,其特征在于,
所述原羊毛,取自西藏山羊身上梳取下来的绒毛,长度30-40mm。
6.根据权利要求4所述的一种植物提取物改性制备的毛纤维的制备方法,其特征在于,
所述洗涤浸液,按重量份计由以下成分制成:元明粉8-12份、氯化钠2-8份、小苏打粉2-5份、柠檬酸钠2-5份、三氧化二铈粉0.1-0.2份、连二亚硫酸钠0.5-0.8份、羟基羧酸盐2.0-5.5份、去离子水100份。
7.根据权利要求3所述的一种植物提取物改性制备的毛纤维的制备方法,其特征在于,
所述A处理液的制备,A处理剂包括以下重量份的原料:
氨基磺酸-苯酚-甲醛缩合物10-20份,多糖16-18份,聚氧乙烯牛脂胺10-15份,二甲基硅油1-4份,2000目的滑石粉2-5份,聚乙二醇0.4-0.9份,甘油6-10份、蒸馏水60-100份。
8.根据权利要求6所述的一种植物提取物改性制备的毛纤维的制备方法,其特征在于,
所述多糖,为半乳甘露聚糖、β-1,4-聚-D-氨基葡萄糖和枸杞多糖的混合物,所述半乳甘露聚糖、β-1,4-聚-D-氨基葡萄糖和枸杞多糖的质量比为10:1-3:2-3。
9.根据权利要求3所述的一种植物提取物改性制备的毛纤维的制备方法,其特征在于,
所述枸杞多糖,酸值≤0.2mgKOH/g,水份≤0.25wt%,折光指数1.443-1.445,相对密度1.037-1.045。
10.根据权利要求3所述的一种植物提取物改性制备的毛纤维的制备方法,其特征在于,所述A处理液的制备方法为:
将A处理剂,按照1:20浴比,温度80-90℃溶解,加入0.3-0.8%的冰醋酸,保温2小时。
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CN112411181A (zh) * | 2020-12-03 | 2021-02-26 | 广州市丝蜜生物科技有限公司 | 一种枸杞纤维的制备方法 |
CN112442906A (zh) * | 2020-12-03 | 2021-03-05 | 坤恩新材料(上海)有限公司 | 一种黄花蒿纤维的制备方法 |
CN112726198A (zh) * | 2021-01-18 | 2021-04-30 | 郑州诺肯新材料科技有限公司 | 一种原色枸杞纤维的制备方法 |
CN112813680A (zh) * | 2021-02-03 | 2021-05-18 | 百事基材料(青岛)股份有限公司 | 含陈皮、橙、柚活性成分的羊毛、羊绒大生物纤维及其制备方法 |
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