CN107974828A - 一种羊毛帽子专用抗菌羊毛纤维的制备方法 - Google Patents

一种羊毛帽子专用抗菌羊毛纤维的制备方法 Download PDF

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CN107974828A
CN107974828A CN201711235500.3A CN201711235500A CN107974828A CN 107974828 A CN107974828 A CN 107974828A CN 201711235500 A CN201711235500 A CN 201711235500A CN 107974828 A CN107974828 A CN 107974828A
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李佳
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Anhui Zhongfu Wool Cap Co Ltd
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Abstract

本发明公开了一种羊毛帽子专用抗菌羊毛纤维的制备方法,包括:将羊毛纤维在丙酮中浸渍,洗涤后晾干,加入氰酸钠和过氧化氢的混合水溶液中,浸渍后晾干,紫外光辐照得预处理羊毛纤维;将硫脲、尿素、钛酸丁酯加入无水乙醇中混合,调节pH值,加入去离子水搅拌至出现丁达尔效应,静置陈化、干燥、研磨、煅烧得改性纳米二氧化钛;将壳聚糖加入醋酸水溶液中,调节pH值,加入改性纳米二氧化钛,调节体系pH值,升温后加入戊二醛,静置反应后经离心、洗涤、干燥得到改性壳聚糖;将改性壳聚糖、植物提取液、β‑环糊精和硅烷偶联剂KH‑550加入去离子水中,搅拌得抗菌溶液;将预处理羊毛纤维加入抗菌溶液中进行浸轧处理,烘干后焙烘。

Description

一种羊毛帽子专用抗菌羊毛纤维的制备方法
技术领域
本发明涉及羊毛帽子技术领域,尤其涉及一种羊毛帽子专用抗菌羊毛纤维的制备方法。
背景技术
羊毛是一种应用广泛的天然蛋白质纤维,具有手感柔和、弹性好、保暖性好等特点。羊毛帽子是以羊毛为原料制作而成的,是人们日常备用的生活用品,可装饰、可遮阳、可保暖,深受消费者喜爱。但是作为天然蛋白质纤维的羊毛本身并不具有抗菌功能,用其制成的羊毛帽子往往为细菌提供了生存的“温床”,在使用的过程中易滋生细菌,对人体健康及环境造成一定的威胁。
发明内容
基于背景技术存在的技术问题,本发明提出了一种羊毛帽子专用抗菌羊毛纤维的制备方法,其过程简单,得到的羊毛纤维手感柔软,抗菌性好,用其制成的羊毛帽子具有优异的抗菌性。
本发明提出的一种羊毛帽子专用抗菌羊毛纤维的制备方法,包括以下步骤:
S1、将羊毛纤维在丙酮中浸渍,洗涤后晾干,然后加入氰酸钠和过氧化氢的混合水溶液中,浸渍后晾干,然后进行紫外光辐照处理得预处理羊毛纤维;
S2、将硫脲、尿素、钛酸丁酯加入无水乙醇中混合均匀,调节pH值至2-3,加入去离子水搅拌至出现丁达尔效应,静置陈化2-4h,干燥、研磨后在500-550℃下煅烧2-3h得到改性纳米二氧化钛;将壳聚糖加入醋酸水溶液中,调节pH值为1-2,加入改性纳米二氧化钛,搅拌均匀后调节体系pH值为11-12,升温至65-75℃,加入戊二醛,静置反应3-5h后经离心、洗涤、干燥得到改性壳聚糖;
S3、将改性壳聚糖、植物提取液、β-环糊精和硅烷偶联剂KH-550加入去离子水中,在40-55℃下搅拌30-50min得到抗菌溶液;
S4、将预处理羊毛纤维加入抗菌溶液中进行浸轧处理,烘干后焙烘得到所述羊毛帽子专用抗菌羊毛纤维。
优选地,在S1中,氰酸钠和过氧化氢的混合水溶液中,氰酸钠的质量浓度为2.5-3.5g/L,过氧化氢的质量浓度为1.5-2.8g/L。
优选地,在S1中,紫外光辐照处理的过程中,紫外光强度为1500-2000mW/cm2,辐照时间为50-60min。
优选地,在S2中,硫脲、尿素、钛酸丁酯的重量比为12-20:15-25:120-150。
优选地,在S2中,壳聚糖、改性纳米二氧化钛、戊二醛的重量比为15-35:3-12:0.2-3。
优选地,在S3中,改性壳聚糖、植物提取液、β-环糊精、硅烷偶联剂KH-550的重量比为20-35:3-15:3-18:1-3。
优选地,所述植物提取液为芦荟提取液、艾蒿提取液、紫苏提取液、石榴皮提取液、穿心莲提取液中的一种或者多种的混合物。
优选地,在S3中,在浸轧处理中,采用二浸二轧,且轧液率为65-78%。
优选地,在S3中,在40-50℃烘干后在128-137℃下焙烘60-130min得到所述羊毛帽子专用抗菌羊毛纤维。
本发明所述羊毛帽子专用抗菌羊毛纤维的制备方法,首先将羊毛纤维在丙酮中浸渍,除去了表面的杂质,之后加入氰酸钠和过氧化氢的混合水溶液中浸渍,氰酸钠与过氧化氢对羊毛起到活化作用,腐蚀破坏了羊毛纤维的鳞片和表面细胞膜,使羊毛纤维的缩绒性下降,改善了羊毛纤维的白度和润湿性,之后进行紫外光辐照处理,在羊毛纤维表面形成活性自由基和悬键,并引入许多新的基团,为后续反应提供了基础;以硫脲、尿素、钛酸丁酯为原料,调节反应的条件,得到了改性纳米二氧化钛,其中的硫和氮掺杂进入了二氧化钛晶格中,生成中间能带,减小了二氧化钛的禁带宽度,提高了二氧化钛的光催化活性和可见光响应能力,之后将其与壳聚糖混合,在戊二醛的作用下,得到了改性壳聚糖,将其加入体系中,与植物提取液、β-环糊精配合用作羊毛纤维的整理剂,与羊毛纤维的结合牢度高,赋予羊毛纤维优异的抗菌性,且耐久性好,同时大幅降低了羊毛纤维的缩水率,使所得羊毛帽子手感柔软,爽滑,光泽柔和。
具体实施方式
下面,通过具体实施例对本发明的技术方案进行详细说明。
实施例1
本发明提出的一种羊毛帽子专用抗菌羊毛纤维的制备方法,包括以下步骤:
S1、将羊毛纤维在丙酮中浸渍,洗涤后晾干,然后加入氰酸钠和过氧化氢的混合水溶液中,浸渍后晾干,然后进行紫外光辐照处理得预处理羊毛纤维;
S2、将硫脲、尿素、钛酸丁酯加入无水乙醇中混合均匀,调节pH值至2,加入去离子水搅拌至出现丁达尔效应,静置陈化2h,干燥、研磨后在550℃下煅烧2h得到改性纳米二氧化钛;将壳聚糖加入醋酸水溶液中,调节pH值为2,加入改性纳米二氧化钛,搅拌均匀后调节体系pH值为11,升温至75℃,加入戊二醛,静置反应3h后经离心、洗涤、干燥得到改性壳聚糖;
S3、将改性壳聚糖、植物提取液、β-环糊精和硅烷偶联剂KH-550加入去离子水中,在55℃下搅拌3min得到抗菌溶液;
S4、将预处理羊毛纤维加入抗菌溶液中进行浸轧处理,烘干后焙烘得到所述羊毛帽子专用抗菌羊毛纤维。
实施例2
本发明提出的一种羊毛帽子专用抗菌羊毛纤维的制备方法,包括以下步骤:
S1、将羊毛纤维在丙酮中浸渍,洗涤后晾干,然后加入氰酸钠和过氧化氢的混合水溶液中,浸渍后晾干,然后进行紫外光辐照处理得预处理羊毛纤维;
S2、将硫脲、尿素、钛酸丁酯加入无水乙醇中混合均匀,调节pH值至3,加入去离子水搅拌至出现丁达尔效应,静置陈化4h,干燥、研磨后在500℃下煅烧3h得到改性纳米二氧化钛;将壳聚糖加入醋酸水溶液中,调节pH值为1,加入改性纳米二氧化钛,搅拌均匀后调节体系pH值为12,升温至65℃,加入戊二醛,静置反应5h后经离心、洗涤、干燥得到改性壳聚糖;
S3、将改性壳聚糖、植物提取液、β-环糊精和硅烷偶联剂KH-550加入去离子水中,在40℃下搅拌5min得到抗菌溶液;
S4、将预处理羊毛纤维加入抗菌溶液中进行浸轧处理,烘干后焙烘得到所述羊毛帽子专用抗菌羊毛纤维。
实施例3
本发明提出的一种羊毛帽子专用抗菌羊毛纤维的制备方法,包括以下步骤:
S1、将羊毛纤维在丙酮中浸渍,洗涤后晾干,然后加入氰酸钠和过氧化氢的混合水溶液中,浸渍后晾干,然后进行紫外光辐照处理得预处理羊毛纤维;其中,氰酸钠和过氧化氢的混合水溶液中,氰酸钠的质量浓度为3.5g/L,过氧化氢的质量浓度为1.5g/L;紫外光辐照处理的过程中,紫外光强度为1500mW/cm2,辐照时间为60min;
S2、将硫脲、尿素、钛酸丁酯加入无水乙醇中混合均匀,其中,硫脲、尿素、钛酸丁酯的重量比为12:25:120,调节pH值至3,加入去离子水搅拌至出现丁达尔效应,静置陈化2.5h,干燥、研磨后在535℃下煅烧2.2h得到改性纳米二氧化钛;将壳聚糖加入醋酸水溶液中,调节pH值为2,加入改性纳米二氧化钛,搅拌均匀后调节体系pH值为11,升温至72℃,加入戊二醛,其中,壳聚糖、改性纳米二氧化钛、戊二醛的重量比为15:12:0.2,静置反应4.5h后经离心、洗涤、干燥得到改性壳聚糖;
S3、将改性壳聚糖、植物提取液、β-环糊精和硅烷偶联剂KH-550加入去离子水中,其中,改性壳聚糖、植物提取液、β-环糊精、硅烷偶联剂KH-550的重量比为20:15:3:3,所述植物提取液为芦荟提取液;在45℃下搅拌45min得到抗菌溶液;
S4、将预处理羊毛纤维加入抗菌溶液中进行浸轧处理,其中,在浸轧处理中,采用二浸二轧,且轧液率为65%,在50℃烘干后在128℃下焙烘130min得到所述羊毛帽子专用抗菌羊毛纤维。
实施例4
本发明提出的一种羊毛帽子专用抗菌羊毛纤维的制备方法,包括以下步骤:
S1、将羊毛纤维在丙酮中浸渍,洗涤后晾干,然后加入氰酸钠和过氧化氢的混合水溶液中,浸渍后晾干,然后进行紫外光辐照处理得预处理羊毛纤维;其中,氰酸钠和过氧化氢的混合水溶液中,氰酸钠的质量浓度为2.5g/L,过氧化氢的质量浓度为2.8g/L;紫外光辐照处理的过程中,紫外光强度为200mW/cm2,辐照时间为50min;
S2、将硫脲、尿素、钛酸丁酯加入无水乙醇中混合均匀,其中,硫脲、尿素、钛酸丁酯的重量比为20:15:150,调节pH值至2,加入去离子水搅拌至出现丁达尔效应,静置陈化3.5h,干燥、研磨后在510℃下煅烧2.6h得到改性纳米二氧化钛;将壳聚糖加入醋酸水溶液中,调节pH值为1,加入改性纳米二氧化钛,搅拌均匀后调节体系pH值为12,升温至68℃,加入戊二醛,其中,壳聚糖、改性纳米二氧化钛、戊二醛的重量比为35:3:3,静置反应3.5h后经离心、洗涤、干燥得到改性壳聚糖;
S3、将改性壳聚糖、植物提取液、β-环糊精和硅烷偶联剂KH-550加入去离子水中,其中,改性壳聚糖、植物提取液、β-环糊精、硅烷偶联剂KH-550的重量比为35:3:18:1,所述植物提取液为艾蒿提取液、紫苏提取液的混合物,且艾蒿提取液、紫苏提取液的重量比为3:1;在50℃下搅拌38min得到抗菌溶液;
S4、将预处理羊毛纤维加入抗菌溶液中进行浸轧处理,其中,在浸轧处理中,采用二浸二轧,且轧液率为78%,在40℃烘干后在137℃下焙烘60min得到所述羊毛帽子专用抗菌羊毛纤维。
实施例5
本发明提出的一种羊毛帽子专用抗菌羊毛纤维的制备方法,包括以下步骤:
S1、将羊毛纤维在丙酮中浸渍,洗涤后晾干,然后加入氰酸钠和过氧化氢的混合水溶液中,浸渍后晾干,然后进行紫外光辐照处理得预处理羊毛纤维;其中,氰酸钠和过氧化氢的混合水溶液中,氰酸钠的质量浓度为3g/L,过氧化氢的质量浓度为2.2g/L;紫外光辐照处理的过程中,紫外光强度为1800mW/cm2,辐照时间为55min;
S2、将硫脲、尿素、钛酸丁酯加入无水乙醇中混合均匀,其中,硫脲、尿素、钛酸丁酯的重量比为15:21:135,调节pH值至2.5,加入去离子水搅拌至出现丁达尔效应,静置陈化3h,干燥、研磨后在520℃下煅烧2.5h得到改性纳米二氧化钛;将壳聚糖加入醋酸水溶液中,调节pH值为1.5,加入改性纳米二氧化钛,搅拌均匀后调节体系pH值为11.5,升温至70℃,加入戊二醛,其中,壳聚糖、改性纳米二氧化钛、戊二醛的重量比为25:7:2,静置反应4h后经离心、洗涤、干燥得到改性壳聚糖;
S3、将改性壳聚糖、植物提取液、β-环糊精和硅烷偶联剂KH-550加入去离子水中,其中,改性壳聚糖、植物提取液、β-环糊精、硅烷偶联剂KH-550的重量比为28:7:12:2,所述植物提取液为芦荟提取液、艾蒿提取液、紫苏提取液、石榴皮提取液、穿心莲提取液的混合物,且芦荟提取液、艾蒿提取液、紫苏提取液、石榴皮提取液、穿心莲提取液的质量比为3:2:1:4:2,在50℃下搅拌40min得到抗菌溶液;
S4、将预处理羊毛纤维加入抗菌溶液中进行浸轧处理,其中,在浸轧处理中,采用二浸二轧,且轧液率为70%,在45℃烘干后在130℃下焙烘85min得到所述羊毛帽子专用抗菌羊毛纤维。
以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。

Claims (9)

1.一种羊毛帽子专用抗菌羊毛纤维的制备方法,其特征在于,包括以下步骤:
S1、将羊毛纤维在丙酮中浸渍,洗涤后晾干,然后加入氰酸钠和过氧化氢的混合水溶液中,浸渍后晾干,然后进行紫外光辐照处理得预处理羊毛纤维;
S2、将硫脲、尿素、钛酸丁酯加入无水乙醇中混合均匀,调节pH值至2-3,加入去离子水搅拌至出现丁达尔效应,静置陈化2-4h,干燥、研磨后在500-550℃下煅烧2-3h得到改性纳米二氧化钛;将壳聚糖加入醋酸水溶液中,调节pH值为1-2,加入改性纳米二氧化钛,搅拌均匀后调节体系pH值为11-12,升温至65-75℃,加入戊二醛,静置反应3-5h后经离心、洗涤、干燥得到改性壳聚糖;
S3、将改性壳聚糖、植物提取液、β-环糊精和硅烷偶联剂KH-550加入去离子水中,在40-55℃下搅拌30-50min得到抗菌溶液;
S4、将预处理羊毛纤维加入抗菌溶液中进行浸轧处理,烘干后焙烘得到所述羊毛帽子专用抗菌羊毛纤维。
2.根据权利要求1所述羊毛帽子专用抗菌羊毛纤维的制备方法,其特征在于,在S1中,氰酸钠和过氧化氢的混合水溶液中,氰酸钠的质量浓度为2.5-3.5g/L,过氧化氢的质量浓度为1.5-2.8g/L。
3.根据权利要求1或2所述羊毛帽子专用抗菌羊毛纤维的制备方法,其特征在于,在S1中,紫外光辐照处理的过程中,紫外光强度为1500-2000mW/cm2,辐照时间为50-60min。
4.根据权利要求1-3中任一项所述羊毛帽子专用抗菌羊毛纤维的制备方法,其特征在于,在S2中,硫脲、尿素、钛酸丁酯的重量比为12-20:15-25:120-150。
5.根据权利要求1-4中任一项所述羊毛帽子专用抗菌羊毛纤维的制备方法,其特征在于,在S2中,壳聚糖、改性纳米二氧化钛、戊二醛的重量比为15-35:3-12:0.2-3。
6.根据权利要求1-5中任一项所述羊毛帽子专用抗菌羊毛纤维的制备方法,其特征在于,在S3中,改性壳聚糖、植物提取液、β-环糊精、硅烷偶联剂KH-550的重量比为20-35:3-15:3-18:1-3。
7.根据权利要求6所述羊毛帽子专用抗菌羊毛纤维的制备方法,其特征在于,所述植物提取液为芦荟提取液、艾蒿提取液、紫苏提取液、石榴皮提取液、穿心莲提取液中的一种或者多种的混合物。
8.根据权利要求1-7中任一项所述羊毛帽子专用抗菌羊毛纤维的制备方法,其特征在于,在S3中,在浸轧处理中,采用二浸二轧,且轧液率为65-78%。
9.根据权利要求1-8中任一项所述羊毛帽子专用抗菌羊毛纤维的制备方法,其特征在于,在S3中,在40-50℃烘干后在128-137℃下焙烘60-130min得到所述羊毛帽子专用抗菌羊毛纤维。
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