CN114635296A - 一种耐湿摩擦商标布的制备方法 - Google Patents
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Abstract
本发明涉及标签技术领域,尤其涉及一种耐湿摩擦商标布的制备方法,包括以下步骤:a、将纱线按照一定的组织规格织造成坯布A;b、将织造好的坯布A进行退浆、定型处理得到半成品B;c、将半成品B进行湿法涂层得到半成品基布;d、采用网纹辊涂‑烘干法将整理液施加到半成品基布上。采用此方法得到的商标布解决了普通尼龙涂层商标布印刷后湿摩擦牢度差的问题,且印刷质量稳定。
Description
技术领域
本发明涉及标签应用技术领域,尤其涉及一种耐湿摩擦商标布的制备方法。
背景技术
对于传统的尼龙涂层商标布,其在使用过程中因为湿摩擦牢度低,因此衣服上的标签在使用过程中存在掉色,沾色的风险,因此制备一种耐湿摩擦牢度的商标布是商标布市场的重要需求之一,目前,国内外针对这一问题没有明确的技术解决方案,本发明通过特殊的工艺技术获得了具有高湿摩擦牢度的尼龙商标布。
发明内容
(一)解决的技术问题
针对现有尼龙涂层商标布湿摩擦牢度低的问题,本发明目的在于提供一种耐湿摩擦商标布的制备方法,经该方法处理后的尼龙涂层商标布在印刷后湿摩擦牢度大大提升,且工艺简单易实施,获得的商标布印刷质量稳定。
(二)技术方案
为实现上述目的,本发明提供如下技术方案:一种耐湿摩擦商标布的制备方法,其特征在于,包括以下步骤:a、将纱线按照一定的组织规格织造成坯布A;b、将织造好的坯布A进行退浆、定型处理得到半成品B;c、将半成品B进行湿法涂层得到半成品基布;d、采用网纹辊涂-烘干法将整理液施加到半成品基布上。采用此方法得到的商标布解决了普通尼龙商标布印刷后湿摩擦牢度差的问题,且印刷质量稳定。
优选的,所述的网纹涂布-烘干法的具体步骤为:a.将权利要求1所述的基布穿过放卷装置及导辊布牵引至网纹辊下方,选用的网纹辊的线数为 100-500L/in;b.将网纹辊下方的基布通过数根导布辊牵引至红外预烘干装置,烘干温度设置为50-80℃,时间为5-10s,然后穿过数根导布辊至烘箱,烘干温度设置为90-120℃,时间为10-30s;c.将烘干后的基布通过自动收卷装置进行收卷。
优选的,网纹辊的制备方法如下:a.制备金属辊体;b.在制备好的金属辊体的表面固定一层电镀铜层基层材料,所述电镀铜层基层材料的厚度为 5-10cm;c.在电镀铜层的表面镀一层陶瓷涂层或者铬涂层,所述陶瓷涂层的厚度为0.02mm-0.03mm,所述铬涂层的厚度为0.035mm-0.05mm;d.利用激光雕刻的方式在辊体初坯的陶瓷涂层或者铬涂层上通过激光雕刻形成形状、大小一致的多个网穴,所述网穴采用正十二边形开口,其中网穴开口宽度和深度的比值为26%;e.在相邻网穴之间通过激光雕刻一条与金属辊体相互垂直的通道,所述通道设置为曲线型的;f.对激光雕刻后的金属辊体表面进行抛光处理,制成网纹辊。
优选的,所述的整理液为含有高分子乳液的混合液,其制备方法为:a. 将100-500g高分子乳液加入到1L去离子水中,搅拌10min,搅拌速度300r/min,得到高分子乳液与水的混合液;b.在所得的高分子乳液与水的混合液中继续加入5-10g渗透剂,10-20g交联剂,继续搅拌10min,搅拌速度300r/min,得高分子混合溶液;c.在所得的高分子混合液中加入增稠剂,使最终整理液的粘度控制在100-200mPa·s。
优选的,所述的高分子乳液为水性丙烯酸、水性聚氨酯、水性聚醚、水性聚酯中的一种或一种以上。
优选的,所述渗透剂为脂肪醇聚氧乙烯醚,所述的交联剂为异氰酸酯。
优选的,所述的耐湿摩擦商标布的涂胶量为0.5-5g/m2。
优选的,所述涂胶量的控制方法为:a.网纹辊与橡胶辊之间的压力设置为 0.1-0.2MPa;b.网纹辊后方的刮刀角度调整为30-40°,刮去网纹辊上多余的整理液。
优选的,所述刮刀为聚酯塑料刮刀、碳纤维刮刀、钢刮刀、陶瓷刮刀中的一种。
优选的,所述的基布类型为尼龙湿法涂层布或锦涤复合湿法涂层布。
(三)有益效果
1.本发明通过网纹涂布-烘干法对尼龙涂层商标布施加含有高分子乳液的整理液,使普通尼龙涂层商标布印刷后湿摩擦牢度得到极大提升。
2.本发明通过网纹辊涂装置可以精确控制基布的涂胶量,避免浪费,且操作简单方便,生产效率高,保证涂胶量的均匀性和牢固性,进而使得最终的尼龙涂层商标布印刷后湿摩擦牢度得到极大提升。
具体实施方式
下面将结合本发明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。
本发明提供一种技术方案:一种耐湿摩擦商标布的制备方法,其特征在于包括以下步骤:a、将纱线按照一定的组织规格织造成坯布A;b、将织造好的坯布A进行退浆、定型处理得到半成品B;c、将半成品B进行湿法涂层得到半成品基布;d、采用网纹辊涂-烘干法将整理液施加到半成品基布上。本发明对基布施加整理液,这个过程是通过网纹涂布-烘干法的方法实现的,因此可以精确控制基布的涂胶量,操作简单方便,生产效率高。同时通过将含有不同种类高分子溶液的整理液施加到基布的表面来观察不同种类高分子溶液对最终商标布柔板印刷及湿摩擦牢度等级进行评价,本申请人进行了大量的组合试验,表1选取了具有代表性的高分子溶液混合液施加到商标布表面后进行柔板印刷及湿摩擦牢度测试的试验结果记录:
序号 | 高分子溶液类型 | 渗透剂/g | 交联剂/g | 印刷等级 | 湿摩擦牢度等级 |
1 | 平滑剂 | 8 | 15 | 3 | 1 |
2 | 防水剂 | 8 | 15 | 4 | 1 |
3 | 聚醚 | 8 | 15 | 5 | 4 |
4 | 聚氨酯树脂 | 8 | 15 | 5 | 4 |
5 | 聚酯树脂 | 8 | 15 | 5 | 4 |
6 | 丙烯酸树脂脂 | 8 | 15 | 5 | 4 |
7 | 聚醚+聚氨酯树脂 | 8 | 15 | 5 | 4 |
8 | 丙烯酸树脂+聚氨酯树脂 | 8 | 15 | 5 | 4 |
9 | 丙烯酸树脂+聚酯树脂 | 8 | 15 | 5 | 4 |
10 | 聚氨酯树脂+聚酯树脂 | 8 | 15 | 5 | 4 |
表1
备注:湿摩擦牢度检测标准按照AATCC8进行。
由此可见,当整理液中渗透剂用量为8g,交联剂用量为15g,高分子乳液的类型为丙烯酸树脂、聚氨酯树脂、聚醚、聚酯树脂的一种或一种以上混合液时,经过网纹涂布-烘干处理的尼龙涂层商标带湿摩擦牢度可以达到4级及以上,相对于未处理的尼龙涂层商标带提升3级,且印刷质量与未处理前相同。
表2为选取一种高分子乳液,试验不同渗透剂用量及交联剂用量对最终湿摩擦牢度等级的影响,试验最终的评价指标仍为印刷等级与湿摩擦牢度等级。其中,选取所述的耐摩擦剂溶液为丙烯酸,记录结果如下:
表2
备注:湿摩擦牢度检测标准按照AATCC8进行。
由此可见,当整理液中高分子乳液为丙烯酸乳液,渗透剂的用量控制在 5-10g,交联剂的用量控制在10-20g时,最终所述的耐摩擦商标的印刷等级最好,耐湿摩擦牢度等级也是最好的。
表3为选取一组比例恒定的高分子乳液、渗透剂以及交联剂的混合整理液,试验不同涂胶量对最终湿摩擦牢度的影响,试验最终的评价指标仍为印刷等级与湿摩擦牢度等级。其中,选取所述的耐摩擦剂溶液为聚氨酯,渗透剂用量为10g,交联剂用量为20g,记录结果如下:
表3
备注:湿摩擦牢度检测标准按照AATCC8进行。
由此可见,当基布涂胶量控制在0.5-5g/m2时,最终所述的耐摩擦商标布的湿摩擦牢度最好,其印刷效果也是最好的。
综上所述,当高分子乳液为丙烯酸或聚氨酯乳液,所用渗透剂用量为 5-10g,所用交联剂用量为10-20g,基布涂胶量控制在0.5-5g/m2,最终商标布的打印效果最好,耐湿摩擦牢度也最好。
网纹涂布-烘干法的具体步骤为:所述的网纹涂布-烘干法的具体步骤为:a.将基布穿过放卷装置及导辊布牵引至网纹辊下方,选用的网纹辊的线数为 100-500L/in;b.将网纹辊下方的基布通过数根导布辊牵引至红外预烘干装置,烘干温度设置为50-80℃,时间为5-10s,然后穿过数根导布辊至烘箱,烘干温度设置为90-120℃,时间为10-30s;c.将烘干后的基布通过自动收卷装置进行收卷,本发明通过将原本用于印刷领域的网纹辊应用到了纺织涂布领域,可以对涂胶的量起到精确的控制,同时可以大大提高上胶的牢固度,进而大大提高商标布最终的打印效果,使其耐湿摩擦牢度得到大大提高,将网纹辊的线数选为500L/in,较高的网线数可以形成更均匀的涂胶层,在涂胶的过程中能减少网点的扩大,并得到更快的干燥速度,能够更准确地涂胶,减少油墨的消耗,从而保证涂胶的质量;通过网纹辊上胶之后,将其牵引至红外预烘干装置中进行5-10s的预烘干,这个50-80℃的预烘干过程在真正烘干前可以起到很好的缓和作用,不会因为烘干的温度一下子升的很高对胶体的质量及其附着的牢固性有影响,这个预烘干的过程起到了很好的缓冲作用,不会因为温度的急遽升高而对涂胶的质量有所影响;通过预烘干过程之后就直接进入烘干的过程,这样就可以进行高温烘干了,将高温烘干的时间控制为10-30s,这个时间正好,既能保证胶体牢固地粘附在基布上,同时也不会因为时间太长而导致胶体的性能发生改变。
网纹辊的制备方法如下:a.制备金属辊体;b.在制备好的金属辊体的表面固定一层电镀铜层基层材料,所述电镀铜层基层材料的厚度为5-10cm;c. 在电镀铜层的表面镀一层陶瓷涂层或者铬涂层,所述陶瓷涂层的厚度为 0.02mm-0.03mm,所述铬涂层的厚度为0.035mm-0.05mm;d.利用激光雕刻的方式在辊体初坯的陶瓷涂层或者铬涂层上通过激光雕刻形成形状、大小一致的多个网穴,所述网穴采用正十二边形开口,其中网穴开口宽度和深度的比值为26%;e.在相邻网穴之间通过激光雕刻一条与金属辊体相互垂直的通道,所述通道设置为曲线型的;f.对激光雕刻后的金属辊体表面进行抛光处理,制成网纹辊,因为网纹辊在整个的工艺流程中是极其关键的设备,为了保证涂胶的品质以及最终商标布的耐湿摩擦的能力,对于网纹辊的制备也有特殊的要求,不是普通的网纹辊也能实现这个功能,所以这边具体阐述了特殊要求的网纹辊的制备方法,其中在制备好的金属辊体的表面固定一层5-10cm电镀铜层基层材料,5-10cm这个厚度的电镀铜层基层材料,主要是因为这个厚度的电镀铜层基层材料的强度和耐腐蚀的性能好,其大大提高了金属辊的抗冲击能力,在较大的冲击力的情况下也不会产生较大的变形,也不会引起网纹辊表面的镀铬层和陶瓷涂层的剥裂,同时具有较好的耐腐蚀性,对胶体长期的浸润有着较强的抵抗能力,不会被胶体腐蚀;在电镀铜层的表面镀一层陶瓷涂层或者铬涂层,所述陶瓷涂层的厚度为0.02mm-0.03mm,所述铬涂层的厚度为0.035mm-0.05mm,通过在基材的表面涂一层陶瓷涂层或者铬涂层主要作用是进一步提高网纹辊的耐磨性和抗腐蚀性,并且将涂层的厚度设置在上述提到的范围之内,因为通过大量的试验,这个厚度的涂层长时间不会被磨损和腐蚀;利用激光雕刻的方式雕刻网穴,尤其是有陶瓷涂层的网纹辊,可以大大提高网纹辊的线数,可以将其线数提高至1200L/in,这样可以形成更薄更均匀的胶膜,在涂胶的过程中能够进一步减少网点扩大,并得到更快的干燥速度,更准确地上胶以及减少胶的消耗量,从而保证上胶的品质;将网穴的开口设置成正十二边形的,采用这种网穴开口供胶,使得网穴之间的网墙大大减少,进而增加了单位面积内网穴的数量,有利于提高供胶量和传胶的均匀性,同时较好地避免胶体干燥后龟纹的产生,保证了胶层的质量;将网穴开口宽度和深度的比值为26%,如果网穴开口窄而渗,那么网穴底部的胶体就无法转移,从而降低了网穴中的油墨向基布的转移率,甚至会因为无法清洗底部而永久堵塞,而这个比例的设置正好,不仅能够进行很好地传胶,同时不会导致底部堵塞;在相邻网穴之间通过激光雕刻一条与金属辊体相互垂直的通道,所述通道设置为曲线型的,通过辅助通道的设置,可以提高网穴内胶体的流动性,使得其传胶的性能得到明显的改善,因为胶体本身就有一定的粘度,开设这个辅助通道非常必要,并且将通道设置为曲线型的,这样可以大大增加了通道的长度,进而进一步增加网穴内胶体的流动性,使得胶体的流动性得到大大的增强。
整理液为含有高分子乳液的混合液,其制备方法为:整理液为含有高分子乳液的混合液,其制备方法为:a.将100-500g高分子乳液加入到1L去离子水中,搅拌10min,搅拌速度300r/min,得到高分子乳液与水的混合液;b.在所得的高分子乳液与水的混合液中继续加入5-10g渗透剂,10-20g交联剂,继续搅拌10min,搅拌速度300r/min,得高分子混合溶液;c.在所得的高分子混合液中加入增稠剂,使最终整理液的粘度控制在100-200mPa·s,该特制的整理液对整个商标部最后的耐湿摩擦性也至关重要,通过该方法制得的整理液在实践中发现其耐湿摩擦的性能非常好,在使用的过程中不存在掉色和沾色的情况。
高分子乳液为水性丙烯酸、水性聚氨酯、水性聚醚、水性聚酯中的一种或一种以上。
渗透剂为脂肪醇聚氧乙烯醚,所述的交联剂为异氰酸酯。
耐湿摩擦商标布的涂胶量为0.5-5g/m2。
涂胶量的控制方法为:a.网纹辊与橡胶辊之间的压力设置为0.1-0.2MPa; b.网纹辊后方的刮刀角度调整为30-40°,刮去网纹辊上多余的整理液。
刮刀为聚酯塑料刮刀、碳纤维刮刀、钢刮刀、陶瓷刮刀中的一种。
基布类型为尼龙湿法涂层布或锦涤复合湿法涂层布。
尽管已经示出和描述了本发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本发明的范围由所附权利要求及其等同物限定。
Claims (10)
1.一种耐湿摩擦商标布的制备方法,其特征在于,包括以下步骤:
a、将纱线按照一定的组织规格织造成坯布A;
b、将织造好的坯布A进行退浆、定型处理得到半成品B;
c、将半成品B进行湿法涂层得到半成品基布;
d、采用网纹涂布-烘干法将整理液施加到半成品基布上。
2.根据权利要求1所述的,其特征在于,所述的网纹涂布-烘干法的具体步骤为:
a.将权利要求1所述的基布穿过放卷装置及导辊布牵引至网纹辊下方,选用的网纹辊的线数为100-500L/in;
b.将网纹辊下方的基布通过数根导布辊牵引至红外预烘干装置,烘干温度设置为50-80℃,时间为5-10s,然后穿过数根导布辊至烘箱,烘干温度设置为90-120℃,时间为10-30s;
c.将烘干后的基布通过自动收卷装置进行收卷。
3.根据权利要求2所述的,其特征在于,所述网纹辊的制备方法如下:
a.制备金属辊体;
b.在制备好的金属辊体的表面固定一层电镀铜层基层材料,所述电镀铜层基层材料的厚度为5-10cm;
c.在电镀铜层的表面镀一层陶瓷涂层或者铬涂层,所述陶瓷涂层的厚度为0.02mm-0.03mm,所述铬涂层的厚度为0.035mm-0.05mm;
d.利用激光雕刻的方式在辊体初坯的陶瓷涂层或者铬涂层上通过激光雕刻形成形状、大小一致的多个网穴,所述网穴采用正十二边形开口,其中网穴开口宽度和深度的比值为26%;
e.在相邻网穴之间通过激光雕刻一条与金属辊体相互垂直的通道,所述通道设置为曲线型的;
f.对激光雕刻后的金属辊体表面进行抛光处理,制成网纹辊。
4.根据权利要求1所述的,其特征在于,所述的整理液为含有高分子乳液的混合液,其制备方法为:
a.将100-500g高分子乳液加入到1L去离子水中,搅拌10min,搅拌速度300r/min,得到高分子乳液与水的混合液;
b.在所得的高分子乳液与水的混合液中继续加入5-10g渗透剂,10-20g交联剂,继续搅拌10min,搅拌速度300r/min,得高分子混合溶液;
c.在所得的高分子混合液中加入增稠剂,使最终整理液的粘度控制在100-200mPa·s。
5.根据权利要求4所述的,其特征在于,所述的高分子乳液为水性丙烯酸、水性聚氨酯、水性聚醚、水性聚酯中的一种或一种以上。
6.根据权利要求项4所述的,其特征在于,所述渗透剂为脂肪醇聚氧乙烯醚,所述的交联剂为异氰酸酯。
7.根据权利要求项1所述的,其特征在于,所述的耐湿摩擦商标布的涂胶量为0.5-5g/m2。
8.根据权利要求6所述的,其特征在于,所述涂胶量的控制方法为:
a.网纹辊与橡胶辊之间的压力设置为0.1-0.2MPa;
b.网纹辊后方的刮刀角度调整为30-40°,刮去网纹辊上多余的整理液。
9.根据权利要求7所述的,其特征在于,所述刮刀为聚酯塑料刮刀、碳纤维刮刀、钢刮刀、陶瓷刮刀中的一种。
10.根据权利要求1所述的,其特征在于,所述的基布类型为尼龙湿法涂层布或锦涤复合湿法涂层布。
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