CN116575165B - 一种亲肤抑菌睡袋面料及其制备方法 - Google Patents
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Abstract
本发明涉及一种亲肤抑菌睡袋面料及其制备方法,属于复合面料技术领域。该面料包括透气面料和抑菌里料,其中,透气面料由竹纱线纺织而成,赋予面料良好的表面强度,且不影响面料的透气性;抑菌里料由棉基改性纱线纺织而成,具有良好的柔顺亲肤性和抑菌特性,其以棉纱线为基材,通过自制抑菌被膜助剂促进环氧硅油在棉纱线表面形成薄且强韧的膜层,对棉纤维的柔软度影响较低,又提供良好的回复保型能力,抗菌被膜剂与环氧硅油具有良好的相容性,加之其本身为大分子链状结构,不易从交联层中迁移脱离,使得抗菌被膜剂可发挥出长效稳定的抑菌作用。
Description
技术领域
本发明属于复合面料技术领域,具体地,涉及一种亲肤抑菌睡袋面料及其制备方法。
背景技术
婴幼儿在睡觉过程中喜欢翻动、蹬踢,容易将被子踢掉,而婴幼儿的免疫力较低,容易着凉感冒,一般都会选择睡袋防止蹬被子受凉;睡袋一般以纯棉材质为主,但是,纯棉面料手感粗糙且易变形褶皱加重粗糙感,婴幼儿的皮肤细嫩,加之婴幼儿活泼好动,皮肤总是经常与面料摩擦,导致很多婴幼儿不喜欢纯棉材质睡袋。为解决纯棉面料粗糙易变形的问题,现有技术中主要采用含硅油类的整理剂处理,如二甲硅油、氨基硅油等,其原理是利用硅油与棉纤维间的良好吸附作用,将硅油附着在棉纤维中填充表面粗糙孔隙,在棉纤维表面形成硅油膜,其具有良好的润滑性,在一定程度上可以改善棉面料的手感、提升抗皱性能,一般适当增加整理剂的用量,可在一定程度上提高改善程度,但随着用量的增大,膜层变得厚重,改善效果不明显,且易出现洗脱;此外,婴幼儿的新陈代谢快,睡袋内的温度和湿度较大,易造成细菌滋生,一般会向整理剂中添加少量抑菌材料,抑制细菌滋生,但是外加型抑菌剂易洗脱,无法保持稳定的抑菌作用,且随着婴幼儿的生长发育,新陈代谢会逐渐加快,需要经常晒洗睡袋。因此,本申请旨在开发一种亲肤且具有抑菌作用的睡袋面料。
发明内容
为了解决背景技术中提到的技术问题,本发明的目的在于提供一种蚕丝与纤维素混纺面料。
本发明的目的可以通过以下技术方案实现:
一种亲肤抑菌睡袋面料,包括透气面料和抑菌里料,其中,抑菌里料由棉基改性纱线纺织而成。
棉基改性纱线由以下方法制备:
步骤A1:将氨基硅油、氢氧化钾和四氢呋喃混合,通入氮气保护,升温至68-75℃回流,施加120-180rpm机械搅拌,间断加入氯代癸烷,控制氯代癸烷的加入反应时间为2.5-3.2h,反应结束通入氨气气洗,再过滤脱除氢氧化钾,减压旋蒸脱除包括四氢呋喃在内的低沸物,得到中间体;
进一步地,氨基硅油的氨基含量与氯代癸烷的用量摩尔比为1:1,氢氧化钾的用量为氨基硅油和氯代癸烷总质量的0.12-0.15%;以氢氧化钾为起始催化剂,氯代癸烷与氨基硅油取代反应,将氨基硅油中的伯胺基团反应成叔胺结构。
步骤A2:将中间体、二氧六环、三乙胺和去离子水混合,通入氮气置换空气,再通入氯甲烷增压至0.45-0.55MPa,升温至110-120℃,持压回流反应3-4h,反应结束冷却回收氯甲烷,减压旋蒸脱除包括二氧六环在内的低沸物,得到抑菌被膜助剂;
进一步地,中间体、二氧六环、三乙胺和去离子水的用量比为100g:160-200mL:10-15mL:80-110mL;二氧六环作为中间体的稀释剂,去离子水主要吸收氯甲烷,在高温高压蒸汽对流下,氯甲烷对中间体进行季铵化反应。
步骤A3:将环氧硅油、乳化剂和去离子水搅拌预乳化,再加入抑菌被膜助剂继续搅拌乳化,补加去离子水调节乳液的粘度为40±2mpa.s,得到浸渍液;
进一步地,环氧硅油、抑菌被膜助剂和乳化剂的用量比为100g:18-25g:1.3-1.6g。
步骤A4:将棉纱线置于浸渍液中二浸二轧,控制轧余率为40-50%,再将浸轧后的棉纱线在120℃烘制1-1.2h,抑菌被膜助剂促进环氧硅油开环交联,在棉纱线表面形成含硅交联层,提高棉纱线的柔顺性和抗弯抗皱性,表现出更好的亲肤性,同时,将含有季铵结构的抑菌被膜助剂嵌合在交联层,发挥稳定的抑菌作用,得到棉基改性纱线。
一种亲肤抑菌睡袋面料的制备方法,具体方法为:以竹纱线为面料材料,以棉基改性纱线为里料材料,通过双层剑杆织机纺织成型,将竹纱线纺织成透气面料,将棉基改性纱线纺织成抑菌里料。
本发明的有益效果:
本发明制备一种双层复合睡袋面料,其表层由竹纱线纺织而成,赋予面料良好的表面强度,且不影响面料的透气性;里层由棉基改性纱线纺织而成,具有良好的柔顺亲肤性和抑菌特性,该棉基改性纱线以棉纱线为基材,通过浸轧工艺将环氧硅油和抑菌被膜助剂附着在棉纱线表面,通过烘制成膜,对棉纤维修饰,其中,抑菌被膜助剂以氨基硅油为原料,通过与氯代癸烷取代反应,将分子链中的氨基反应成叔胺结构,再以氯甲烷在高温高压下进行季铵化反应制成,其促进环氧硅油以及与棉纱线之间开环交联,在棉纱线表面形成含硅交联膜层,膜层强度高且膜层与棉纤维基底结合能力强,通过合理的用量控制,在棉纤维表面形成薄且强韧的膜层,对棉纤维的柔软度影响较低,又提供良好的回复保型能力,此外,具有硅链结构的抗菌被膜剂与环氧硅油具有良好的相容性,可均匀分散嵌合在交联层,加之其本身为大分子链状结构,更加不易从交联层中迁移脱离,使得抗菌被膜剂可发挥出长效稳定的抑菌作用。
具体实施方式
下面将结合本发明实施例,对本发明实施例中的技术方案进行清楚、完整的描述,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作出创造性劳动前提下所获得的所有其它实施例,都属于本发明保护的范围。
实施例1
本实施例制备亲肤抑菌睡袋面料,具体实施过程如下:
1)制备棉基改性纱线
1.1、取氨基硅油和氯代癸烷为原料,控制氨基硅油的氨基含量与氯代癸烷的摩尔比为1:1,其中,氨基硅油由山东大易化工有限公司提供,型号为DY-N323,氨值为1mmol/g,将氨基硅油投料,加入氨基硅油和氯代癸烷总质量0.15%的氢氧化钾,加入1.5倍氨基硅油质量的四氢呋喃,施加120rpm机械搅拌,在室温下混合10min,再通入氮气置换反应体系中的空气,处于氮气保护氛围,升温至75℃回流,继续施加180rpm机械搅拌,将氯代癸烷分3次加入,每次加入间断时间为20min,完全加入后继续保温反应,控制氯代癸烷的总加入反应时间为2.5h,反应结束以0.2vvm通气比通入氨气对反应液气洗5min,过滤脱除氢氧化钾,再对滤液减压旋蒸,直至无四氢呋喃蒸出,去除以四氢呋喃为主的低沸物,即制得中间体。
1.2、取中间体、二氧六环、三乙胺和去离子水投加到压力釜中混合,通入氮气置换空气,再通入氯甲烷增压至0.55MPa,升温至120℃,持压回流反应3h,其中,中间体、二氧六环、三乙胺和去离子水的用量比为100g:200mL:15mL:110mL,反应结束冷却,抽出回收压力釜中的残余氯甲烷,对反应液减压旋蒸,直至无二氧六环蒸出,去除以二氧六环为主的低沸物,即制得抑菌被膜助剂。
1.3、取环氧硅油和乳化剂投加到乳化机中,其中,环氧硅油由山东大易化工有限公司提供,型号为DY-E701,环氧值为0.4mmol/g,乳化剂选自鲸蜡醇磷酸酯钾,加入两者总质量1.5倍的去离子水混合,以1200rpm搅拌预乳化2min,再加入抑菌被膜助剂,提升转速为3000rpm高速搅拌乳化5min,其中,环氧硅油、抑菌被膜助剂和乳化剂的用量比为100g:25g:1.6g,最后补加去离子水调节乳液的粘度为40±2mpa.s,即制得浸渍液。
1.4、取棉纱线置于浸渍液中二浸二轧,控制轧余率为50%,再将浸轧后的棉纱线置于烘箱中,以120℃烘制1.2h,冷却后制得棉基改性纱线。
2)纺织面料
取竹纱线为面料材料,棉基改性纱线为里料材料,控制经纱密度为606根/10cm,纬纱密度为425根/10cm,经向紧度为85%,纬向紧度为79%,通过双层剑杆织机纺织成双层布,其表层为以竹纱线纺织而成的透气面料,里层为以棉基改性纱线纺织而成的抑菌里料,即制得亲肤抑菌睡袋面料。
实施例2
本实施例制备亲肤抑菌睡袋面料,具体实施过程如下:
1)制备棉基改性纱线
1.1、取氨基硅油(DY-N323)和氯代癸烷为原料,将氨基硅油投料,加入氨基硅油和氯代癸烷总质量0.12%的氢氧化钾,加入1.2倍氨基硅油质量的四氢呋喃,施加120rpm机械搅拌,在室温下混合15min,再通入氮气置换反应体系中的空气,处于氮气保护氛围,升温至68℃回流,继续施加120rpm机械搅拌,将氯代癸烷分4次加入,每次加入间断时间为30min,完全加入后继续保温反应,控制氯代癸烷的总加入反应时间为3.2h,反应结束以0.2vvm通气比通入氨气对反应液气洗8min,过滤脱除氢氧化钾,再对滤液减压旋蒸,直至无四氢呋喃蒸出,去除以四氢呋喃为主的低沸物,即制得中间体。
1.2、取中间体、二氧六环、三乙胺和去离子水投加到压力釜中混合,通入氮气置换空气,再通入氯甲烷增压至0.45MPa,升温至110℃,持压回流反应4h,其中,中间体、二氧六环、三乙胺和去离子水的用量比为100g:160mL:10mL:80mL,反应结束冷却,抽出回收压力釜中的残余氯甲烷,对反应液减压旋蒸,直至无二氧六环蒸出,去除以二氧六环为主的低沸物,即制得抑菌被膜助剂。
1.3、取环氧硅油(DY-E701)和乳化剂(鲸蜡醇磷酸酯钾)投加到乳化机中,加入两者总质量1.5倍的去离子水混合,以1200rpm搅拌预乳化5min,再加入抑菌被膜助剂,提升转速为3000rpm高速搅拌乳化10min,其中,环氧硅油、抑菌被膜助剂和乳化剂的用量比为100g:18g:1.3g,最后补加去离子水调节乳液的粘度为40±2mpa.s,即制得浸渍液。
1.4、取棉纱线置于浸渍液中二浸二轧,控制轧余率为40%,再将浸轧后的棉纱线置于烘箱中,以120℃烘制1h,冷却后制得棉基改性纱线。
2)纺织面料
取竹纱线为面料材料,棉基改性纱线为里料材料,控制经纱密度为606根/10cm,纬纱密度为425根/10cm,经向紧度为85%,纬向紧度为79%,通过双层剑杆织机纺织成双层布,其表层为以竹纱线纺织而成的透气面料,里层为以棉基改性纱线纺织而成的抑菌里料,即制得亲肤抑菌睡袋面料。
实施例3
本实施例制备亲肤抑菌睡袋面料,具体实施过程如下:
1)制备棉基改性纱线
1.1、取氨基硅油(DY-N323)和氯代癸烷为原料,将氨基硅油投料,加入氨基硅油和氯代癸烷总质量0.13%的氢氧化钾,加入1.5倍氨基硅油质量的四氢呋喃,施加120rpm机械搅拌,在室温下混合15min,再通入氮气置换反应体系中的空气,处于氮气保护氛围,升温至72℃回流,继续施加180rpm机械搅拌,将氯代癸烷分4次加入,每次加入间断时间为25min,完全加入后继续保温反应,控制氯代癸烷的总加入反应时间为2.8h,反应结束以0.2vvm通气比通入氨气对反应液气洗8min,过滤脱除氢氧化钾,再对滤液减压旋蒸,直至无四氢呋喃蒸出,去除以四氢呋喃为主的低沸物,即制得中间体。
1.2、取中间体、二氧六环、三乙胺和去离子水投加到压力釜中混合,通入氮气置换空气,再通入氯甲烷增压至0.5MPa,升温至120℃,持压回流反应3.2h,其中,中间体、二氧六环、三乙胺和去离子水的用量比为100g:180mL:12mL:100mL,反应结束冷却,抽出回收压力釜中的残余氯甲烷,对反应液减压旋蒸,直至无二氧六环蒸出,去除以二氧六环为主的低沸物,即制得抑菌被膜助剂。
1.3、取环氧硅油(DY-E701)和乳化剂(鲸蜡醇磷酸酯钾)投加到乳化机中,加入两者总质量1.3倍的去离子水混合,以1200rpm搅拌预乳化5min,再加入抑菌被膜助剂,提升转速为3000rpm高速搅拌乳化8min,其中,环氧硅油、抑菌被膜助剂和乳化剂的用量比为100g:22g:1.4g,最后补加去离子水调节乳液的粘度为40±2mpa.s,即制得浸渍液。
1.4、取棉纱线置于浸渍液中二浸二轧,控制轧余率为45%,再将浸轧后的棉纱线置于烘箱中,以120℃烘制1.2h,冷却后制得棉基改性纱线。
2)纺织面料
取竹纱线为面料材料,棉基改性纱线为里料材料,控制经纱密度为606根/10cm,纬纱密度为425根/10cm,经向紧度为85%,纬向紧度为79%,通过双层剑杆织机纺织成双层布,其表层为以竹纱线纺织而成的透气面料,里层为以棉基改性纱线纺织而成的抑菌里料,即制得亲肤抑菌睡袋面料。
对比例
本对比例采用与以上实施例相同的棉纱线和竹纱线,通过相同的工艺先纺织成坯布,采用柔顺剂(型号为ZL-320)按照建议使用标准,与去离子水配制成20g/L的乳液,添加0.2wt%的抗菌防螨剂HFR,制成整理液,将坯布置于整理液中二浸二轧,轧余率为70%,之后在80℃下烘干、水洗、再烘干,制成睡袋面料。
取实施例1-实施例3以及对比例制备的面料,参照GB/3923-2013标准进行折皱回复角测试,具体测试数据如表1所示:
表1
实施例1 | 实施例2 | 实施例3 | 对比例 | |
折皱回复角/° | 132.6 | 145.7 | 142.9 | 121.5 |
由表1数据可知,本发明制备的面料的折皱回复角为132.6-145.7°,明显高于对比例,表现出良好的抗折皱性。
基于以上测试数据,进一步采用KES-F织物风格仪对面料的剪切性能和弯曲性能测试,具体测试数据如表2所示:
表2
实施例1 | 实施例2 | 实施例3 | 对比例 | |
剪切刚度/cN·cm-1 | 0.94 | 0.87 | 0.89 | 1.21 |
0.5°剪切滞后量/cN·cm-1 | 1.56 | 1.32 | 1.40 | 1.85 |
5°剪切滞后量/cN·cm-1 | 4.47 | 4.22 | 4.17 | 5.31 |
弯曲刚度/cN·cm2·cm-1 | 0.0285 | 0.0302 | 0.0247 | 0.0425 |
弯曲滞后距/cN·cm·cm-1 | 0.242 | 0.0218 | 0.0753 | 0.1062 |
由表2数据可知,本发明制备的面料在剪切变形测试中,剪切刚度低于1cN/cm,且0.5°和5°剪切滞后量明显低于对比例,表明实施例制备的面料活络性好,受剪切变形后回复能力好;弯曲刚度和弯曲滞后距也明显低于对比例,表明实施例制备的面料柔软度好,且受弯曲变形后回复能力好,保型能力强。
从实施例1-实施例3以及对比例制备的面料,参照GB/T20994.3-2008标准进行抗菌测试,并对面料采用50℃温水循环漂洗100次,每次漂洗时间为1h,并对漂洗后面料进行抗菌测试,具体测试数据如表3所示:
表3
由表3数据可知,实施例以及对比例制备的面料,对金黄色葡萄球菌和大肠杆菌的首次抗菌率均达到99%以上,经过100次温水漂洗后,实施例制备的面料的抗菌率均保持在90%以上,而对比例金黄色葡萄球菌抗菌率仅为55%,大肠杆菌抗菌率为62%,抗菌作用急剧下降。
在说明书的描述中,参考术语“一个实施例”、“示例”、“具体示例”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本发明的至少一个实施例或示例中。在本说明书中,对上述术语的示意性表述不一定指的是相同的实施例或示例。而且,描述的具体特征、结构、材料或者特点可以在任何的一个或多个实施例或示例中以合适的方式结合。
以上内容仅仅是对本发明所作的举例和说明,所属本技术领域的技术人员对所描述的具体实施例做各种各样的修改或补充或采用类似的方式替代,只要不偏离发明或者超越本权利要求书所定义的范围,均应属于本发明的保护范围。
Claims (4)
1.一种亲肤抑菌睡袋面料,包括透气面料和抑菌里料,其特征在于,抑菌里料由棉基改性纱线纺织而成;
所述棉基改性纱线由以下方法制备:
步骤A1:将氨基硅油、氢氧化钾和四氢呋喃混合,氮气保护升温至68-75℃回流,搅拌并间断加入氯代癸烷,控制氯代癸烷的加入反应时间为2.5-3.2h,反应结束通入氨气气洗,再过滤脱除氢氧化钾,减压旋蒸脱除低沸物,得到中间体,其中,氨基硅油的型号为DY-N323,氨基硅油的氨基含量与氯代癸烷的用量摩尔比为1:1,氢氧化钾的用量为氨基硅油和氯代癸烷总质量的0.12-0.15%;
步骤A2:将中间体、二氧六环、三乙胺和去离子水混合,通入氮气置换空气,再通入氯甲烷增压至0.45-0.55MPa,升温至110-120℃,持压回流反应3-4h,反应结束冷却回收氯甲烷,减压旋蒸脱除低沸物,得到抑菌被膜助剂,其中,中间体、二氧六环、三乙胺和去离子水的用量比为100g:160-200mL:10-15mL:80-110mL;
步骤A3:将环氧硅油、乳化剂和去离子水搅拌预乳化,再加入抑菌被膜助剂继续搅拌乳化,补加去离子水调节粘度,得到浸渍液,其中,环氧硅油、抑菌被膜助剂和乳化剂的用量比为100g:18-25g:1.3-1.6g;
步骤A4:将棉纱线置于浸渍液中二浸二轧,再将浸轧后的棉纱线在120℃烘制1-1.2h,得到棉基改性纱线。
2.根据权利要求1所述的一种亲肤抑菌睡袋面料,其特征在于,乳化剂为鲸蜡醇磷酸酯钾。
3.根据权利要求2所述的一种亲肤抑菌睡袋面料,其特征在于,浸渍液的粘度为40±2mpa.s,浸渍液的轧余率为40-50%。
4.根据权利要求3所述的一种亲肤抑菌睡袋面料的制备方法,其特征在于,以竹纱线为面料材料,以棉基改性纱线为里料材料,通过双层剑杆织机纺织成型,将竹纱线纺织成透气面料,将棉基改性纱线纺织成抑菌里料。
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