CN111188199A - 一种竹纤维抗菌芳香面料及其制备方法 - Google Patents
一种竹纤维抗菌芳香面料及其制备方法 Download PDFInfo
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Abstract
本发明属于纺织面料加工技术领域,公开了一种竹纤维抗菌芳香面料及其制备方法。本发明首先将竹纤维面料依次经过纤维素酶溶液浸渍处理和等离子处理,然后浸渍在由丁香油、硫酸亚铁、硫酸锌、硫酸镁、漆酶、吐温80和经过等离子处理的二氧化钛纳米粉末混合而成的反应浸渍液中进行处理,然后取出自然晾干,再水洗,高温烘干制得竹纤维抗菌芳香面料。这种竹纤维面料具有持久的、广谱的抗菌效果,耐洗性佳,并带有芳香味。
Description
技术领域
本发明涉及纺织面料加工技术领域,具体涉及一种竹纤维抗菌芳香面料及其制备方法。
背景技术
竹纤维材料绿色环保,其具有良好的透气性、吸湿性、较强的耐磨性和良好的染色性等特性,同时又具有一定的天然抗菌、抑菌功能,因此竹纤维越来越多的应用于我们的生活中,特别是在纺织品领域有很大的应用潜力,因此研究人员也致力于开发各种竹纤维纺织品。竹纤维面料是竹纤维经纺织而成的新型天然环保型绿色面料,在竹纤维面料制备过程中,由于大量的化学药剂处理,使得竹纤维原有的抗菌性受到不同程度的削减,因此需要对其进行抗菌处理来增强抗菌性。已有抗菌处理方法得到的竹纤维面料虽然使用安全,无毒副作用,但普遍作用持续时间短,耐洗性差且处理工艺复杂。
发明内容
有鉴于此,本发明的目的在于提供一种竹纤维抗菌芳香面料及其制备方法,该竹纤维抗菌芳香面料具有持久的、广谱的抗菌效果,耐洗性佳,并带有芳香味。
为解决上述技术问题,本发明提供了一种竹纤维抗菌芳香面料的制备方法,包括如下步骤:
S1.将竹纤维面料浸渍于纤维素酶溶液中处理,之后水洗烘干,再进行等离子处理;
S2.将二氧化钛纳米粉末进行等离子处理后与丁香油、硫酸亚铁、硫酸锌、硫酸镁、漆酶和吐温80混合,加入水中,搅拌均匀配制成反应浸渍液;
S3.将步骤S1处理得到的竹纤维面料加入所述反应浸渍液中,充分浸渍之后在自然光下晾晒至干,然后水洗、烘干,得竹纤维抗菌芳香面料。
优选的,步骤S1中,所述纤维素酶溶液的浓度15~30g/L,纤维素酶比活力为25~200U/g;所述纤维素酶溶液的用量为每克竹纤维面料25~40mL。
优选的,步骤S1中,所述纤维素酶溶液处理温度为40~60℃,时间为20~40min。
优选的,步骤S1中,所述等离子体处理的条件为:气体采用氨气,处理功率为150~300W,压强60~80Pa,处理时间为15~30min。
优选的,步骤S2中,所述等离子体处理的条件为:气体采用氧气,处理功率为300~500W,压强40~60Pa,处理时间为20~40min。
优选的,步骤S2中,所述反应浸渍液的重量组成如下:
优选的,步骤S2中,所述漆酶比活力为45~400U/g。
优选的,步骤S3中,所述反应浸渍液用量为每克竹纤维面料10~25mL。
优选的,步骤S3中,所述烘干温度为100~120℃。
本发明还提供了一种上述制备方法制备得到的竹纤维抗菌芳香面料。
与现有技术相比,本发明首先将竹纤维面料依次经过纤维素酶溶液浸渍处理和等离子处理活化竹纤维表面的基团,然后浸渍在由丁香油、硫酸亚铁、硫酸锌、硫酸镁、漆酶、吐温80和经过等离子处理的二氧化钛纳米粉末混合而成的反应浸渍液中进行处理,该反应浸渍液中的丁香油中含有碳碳双键的萜类物质在漆酶和经过等离子处理的二氧化钛纳米粉末的催化作用下与竹纤维中的木质素进行氧化还原重整,将芳香及抗菌物质共价结合到木质素中,使竹纤维具有抗菌及芳香的特性,该处理过程仅需自然光便可触发二氧化钛的触媒作用,催化效果显著,处理条件缓和,成本较低,工艺简单。
具体实施方式
为了进一步理解本发明,下面结合实施例对本发明优选实施方案进行描述,但是应当理解,这些描述只是为了进一步说明本发明的特征和优点,而不是对本发明权利要求的限制。
实施例1
1、竹纤维面料预处理:将1g竹纤维面料放入35mL比活力为100U/g,浓度为20g/L的纤维素酶溶液中,50℃下充分浸渍30min,之后水洗烘干,再进行等离子处理,条件为:气体采用氨气,处理功率为200W,压强为70Pa,处理时间为20min;
2、将二氧化钛纳米粉末进行等离子处理,条件为:气体采用氧气,处理功率为400W,压强为50Pa,处理时间为30min;
3、反应浸渍液的配制:将3g丁香油、1.2g硫酸亚铁、0.8g硫酸锌、1.5g硫酸镁、4g比活力为200U/g漆酶、5g吐温80和1.5g步骤2处理的二氧化钛纳米粉末加入100mL水中,搅拌均匀配制成反应浸渍液;
4、取1g步骤1处理的竹纤维面料加入20mL反应浸渍液中,充分浸渍之后在自然光下晾晒至干;
5、将步骤4处理后的竹纤维面料水洗,110℃高温烘干制得竹纤维抗菌芳香面料。
实施例2
1、竹纤维面料预处理:将1g竹纤维面料放入25mL比活力为25U/g,浓度为15g/L的纤维素酶溶液中,40℃下充分浸渍20min,之后水洗烘干,再进行等离子处理,条件为:气体采用氨气,处理功率为150W,压强为60Pa,处理时间为15min;
2、将二氧化钛纳米粉末进行等离子处理,条件为:气体采用氧气,处理功率为300W,压强为40Pa,处理时间为20min;
3、反应浸渍液的配制:将2g丁香油、1g硫酸亚铁、0.5g硫酸锌、1g硫酸镁、3g比活力为45U/g漆酶、2g吐温80和1g步骤2处理的二氧化钛纳米粉末加入100mL水中,搅拌均匀配制成反应浸渍液;
4、取1g步骤1处理的竹纤维面料加入10mL反应浸渍液中,充分浸渍之后在自然光下晾晒至干;
5、将步骤4处理后的竹纤维面料水洗,100℃高温烘干制得竹纤维抗菌芳香面料。
实施例3
1、竹纤维面料预处理:将1g竹纤维面料放入40mL比活力为200U/g,浓度为30g/L的纤维素酶溶液中,60℃下充分浸渍40min,之后水洗烘干,再进行等离子处理,条件为:气体采用氨气,处理功率为300W,压强为80Pa,处理时间为30min;
2、将二氧化钛纳米粉末进行等离子处理,条件为:气体采用氧气,处理功率为500W,压强为60Pa,处理时间为40min;
3、反应浸渍液的配制:将4g丁香油、1.5g硫酸亚铁、1g硫酸锌、2g硫酸镁、5g比活力为400U/g漆酶、8g吐温80和2g步骤2处理的二氧化钛纳米粉末加入100mL水中,搅拌均匀配制成反应浸渍液;
4、取1g步骤1处理的竹纤维面料加入25mL反应浸渍液中,充分浸渍之后在自然光下晾晒至干;
5、将步骤4处理后的竹纤维面料水洗,120℃高温烘干制得竹纤维抗菌芳香面料。
对比例1
该制备方法在竹纤维面料预处理未进行等离子处理。
1、竹纤维面料预处理:将1g竹纤维面料放入35mL比活力为100U/g,浓度为20g/L的纤维素酶溶液中,50℃下充分浸渍30min,之后水洗烘干;
2、将二氧化钛纳米粉末进行等离子处理,条件为:气体采用氧气,处理功率为400W,压强50Pa,处理时间为30min;
3、反应浸渍液的配制:将3g丁香油、1.2g硫酸亚铁、0.8g硫酸锌、1.5g硫酸镁、4g比活力为200U/g漆酶、5g吐温80和1.5g步骤2处理的二氧化钛纳米粉末加入100mL水中,搅拌均匀配制成反应浸渍液;
4、取1g步骤1处理的竹纤维面料加入20mL反应浸渍液中,充分浸渍之后在自然光下晾晒至干;
5、将步骤4处理后的竹纤维面料水洗,110℃高温烘干制得竹纤维抗菌芳香面料。
对比例2
该制备方法中所配制的反应浸渍液中不含有二氧化钛。
1、竹纤维面料预处理:将1g竹纤维面料放入35mL比活力为100U/g,浓度为20g/L的纤维素酶溶液中,50℃下充分浸渍30min,之后水洗烘干,再进行等离子处理,条件为:气体采用氨气,处理功率为200W,压强70Pa,处理时间为20min;
2、反应浸渍液的配制:将3g丁香油、1.2g硫酸亚铁、0.8g硫酸锌、1.5g硫酸镁、4g比活力为200U/g漆酶和5g吐温80加入100mL水中,搅拌均匀配制成反应浸渍液;
3、取1g步骤1处理的竹纤维面料加入20mL反应浸渍液中,充分浸渍之后在自然光下晾晒至干;
4、将步骤3处理后的竹纤维面料水洗,110℃高温烘干制得竹纤维抗菌芳香面料。
对比例3
该制备方法中所配制的反应浸渍液中不含有漆酶。
1、竹纤维面料预处理:将1g竹纤维面料放入35mL比活力为100U/g,浓度为20g/L的纤维素酶溶液中,50℃下充分浸渍30min,之后水洗烘干,再进行等离子处理,条件为:气体采用氨气,处理功率为200W,压强70Pa,处理时间为20min;
2、将二氧化钛纳米粉末进行等离子处理,条件为:气体采用氧气,处理功率为400W,压强50Pa,处理时间为30min;
3、反应浸渍液的配制:将3g丁香油、1.2g硫酸亚铁、0.8g硫酸锌、1.5g硫酸镁、5g吐温80和1.5g步骤2处理的二氧化钛纳米粉末加入100mL水中,搅拌均匀配制成反应浸渍液;
4、取1g步骤1处理的竹纤维面料加入20mL反应浸渍液中,充分浸渍之后在自然光下晾晒至干;
5、将步骤4处理后的竹纤维面料水洗,110℃高温烘干制得竹纤维抗菌芳香面料。
面料抗菌耐洗次数实验:
将上述实施例1~3和对比例1~3及市售2种面料(欧林雅竹纤维男士内裤面料、北山湖竹纤维男士内裤面料),根据AATCC100-2004和AATCC124-2006标准检验其洗涤后对金黄色葡萄球菌、大肠杆菌、白色念珠菌、铜绿假单胞菌、变形杆菌、化脓性链球菌抑菌效果见表1。
表1面料抗菌耐洗次数实验结果
根据表1可知,本发明制备的竹纤维面料对金黄色葡萄球菌、大肠杆菌、白色念珠菌、铜绿假单胞菌、变形杆菌、化脓性链球菌均有显著的抑制效果,抗菌效果持久,经过多达50次洗涤后仍保持较高的广谱抑菌率。而对比例和市售面料,经数次洗涤后,对各种微生物的抑制效果明显降低,对比例1竹纤维面料未经等离子处理,木质素表面基团未被活化,因此丁香油中活性物质不能很好的交联到面料上导致面料抗菌作用的耐洗性较差,对比例2其处理过程未用到等离子处理的二氧化钛纳米粉末,光催化效果不能实现导致丁香中活性物质也不能很好的交联到面料上,其效果与对比例1类似,同理对比例3未加入漆酶效果也是一样的。这些对比例说明本发明有益效果的实依赖于面料的等离子处理、漆酶的催化和等离子处理二氧化钛纳米粉末的光触媒的协同作用。
面料芳香耐洗次数实验:
芳香感官评价方法:用200mg/dL吐温80溶液配制10、40、160、320、640mg/dL丁香油溶液,分别装入250mL锥形瓶,每瓶装液量为50mL,密封保存。选择20-25岁的3名男性、3名女性作为受试者进行芳香感官评价。在室温下,相对湿度60%的环境中将制备的竹纤维面料给受试者闻,与锥形瓶中各浓度丁香油溶液的气味进行对比打分,分值为10mg/dL(1分)、40mg/dL(2分)、160mg/dL(3分)、320mg/dL(4分)、640mg/dL(5分)。
上述实施例1~3和对比例1~3所制得的6种面料,根据上述芳香感官评价方法和AATCC124-2006标准检验其洗涤后的芳香性见表2。
表2面料芳香耐洗次数实验结果
注:-表示未嗅出芳香味。
根据表2可知,本发明制备的竹纤维面料具有浓郁的芳香味,经过多达50次洗涤后仍具有一定的芳香味。而对比例面料经数次洗涤后,与实施例相比,芳香味明显减弱。
本行业的技术人员应该了解,本发明不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明的原理,在不脱离本发明精神和范围的前提下,本发明还会有各种变化和改进,这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。
Claims (10)
1.一种竹纤维抗菌芳香面料的制备方法,其特征在于,包括如下步骤:
S1.将竹纤维面料浸渍于纤维素酶溶液中处理,之后水洗烘干,再进行等离子处理;
S2.将二氧化钛纳米粉末进行等离子处理后与丁香油、硫酸亚铁、硫酸锌、硫酸镁、漆酶和吐温80混合,加入水中,搅拌均匀配制成反应浸渍液;
S3.将步骤S1处理得到的竹纤维面料加入所述反应浸渍液中,充分浸渍之后在自然光下晾晒至干,然后水洗、烘干,得竹纤维抗菌芳香面料。
2.根据权利要求1所述的制备方法,其特征在于,步骤S1中,所述纤维素酶溶液的浓度15~30g/L,纤维素酶比活力为25~200U/g;所述纤维素酶溶液的用量为每克竹纤维面料25~40mL。
3.根据权利要求1所述的制备方法,其特征在于,步骤S1中,所述纤维素酶溶液处理温度为40~60℃,时间为20~40min。
4.根据权利要求1所述的制备方法,其特征在于,步骤S1中,所述等离子体处理的条件为:气体采用氨气,处理功率为150~300W,压强60~80Pa,处理时间为15~30min。
5.根据权利要求1所述的制备方法,其特征在于,步骤S2中,所述等离子体处理的条件为:气体采用氧气,处理功率为300~500W,压强40~60Pa,处理时间为20~40min。
7.根据权利要求1所述的制备方法,其特征在于,步骤S2中,所述漆酶比活力为45~400U/g。
8.根据权利要求1所述的制备方法,其特征在于,步骤S3中,所述反应浸渍液用量为每克竹纤维面料10~25mL。
9.根据权利要求1所述的制备方法,其特征在于,步骤S3中,所述烘干温度为100~120℃。
10.根据权利要求1~9任一项所述制备方法制备得到的竹纤维抗菌芳香面料。
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