共查询到20条相似文献,搜索用时 171 毫秒
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《印染助剂》2016,(11)
采用MZ酸性染料和反应型紫外吸收剂UV-SUN CEL LIQ对锦纶织物进行染色和抗紫外整理一浴加工,探究了染料、紫外吸收剂用量,浸渍p H、温度和时间对染色和整理后锦纶织物K/S值和UPF的影响,测试了锦纶织物的耐洗性能。结果表明:中浅色锦纶织物需进行紫外线防护整理,随着紫外吸收剂用量增加,织物的UPF值增大,但K/S值明显降低;随着温度的升高和时间的延长,K/S值和UPF均增大;随着p H的增大,锦纶的K/S值和UPF均降低。当酸性染料0.5%(omf),紫外吸收剂5%(omf)时,对锦纶织物染色和整理一浴的最佳工艺为:p H=4,100℃保温60 min。经染色和整理后锦纶抗紫外效果较好,且耐洗性优良。 相似文献
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纳米ZnO处理桑蚕丝织物的抗菌抗紫外性能研究 总被引:1,自引:0,他引:1
为改善蚕丝纤维的性能,提高真丝制品的附加值,赋予其功能性,采用纳米ZnO分散液(平均粒径为53.16 nm)整理桑蚕丝织物,测试其抗菌性能和抗紫外性能.结果表明:整理后桑蚕丝织物对大肠杆菌抑菌圈直径为8.5 mm,对金黄色葡萄球菌为9.2mm;织物对UVA、UVB的平均透过率分别由34.4%、25.5%(处理前)降低到5.3%、4.3%(处理后),UPF值由6.2提高到24.6.说明经纳米ZnO分散液整理后桑蚕丝织物具有良好的抗菌性能及紫外线屏蔽效果. 相似文献
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《现代纺织技术》2016,(6)
采用L型活性染料三原色和反应型紫外吸收剂LIQ用于天丝织物的染色和抗紫外一浴整理,探讨染料、碳酸钠、氯化钠和紫外吸收剂用量、处理温度和时间等因素对天丝织物染色/抗紫外整理一浴工艺的影响,测试了整理织物的耐水洗性能。结果表明:随着整理时间的延长和氯化钠质量浓度的增加,天丝织物的抗紫外性能呈现逐渐升高的趋势;随着染色温度的升高和碳酸钠质量浓度的增加,天丝织物的UPF值先升高后降低;当L型活性染料为0.25%(owf)时,其对天丝织物进行染色和抗紫外一浴整理的最佳工艺为:紫外吸收剂LIQ为1.00%(owf),氯化钠为50g/L,碳酸钠为7.5g/L,60℃保温60min。整理后天丝织物具有较好的耐洗性,整理织物经30次标准洗涤后UPF值变化较小,耐洗和耐摩擦色牢度可达到服用要求。 相似文献
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对8种常见天然植物进行紫外线吸收剂的提取,并对提取液进行了紫外吸收光谱特性分析,确定了防紫外线整理剂的最佳方案。对真丝织物先用金属离子络合,再用防紫外线整理剂浸渍整理,测试其防紫外线性能。实验结果表明,不同植物提取液对紫外线的吸收效果不同,可选择黄柏、蒲公英和绿茶3种植物来制备防紫外线复配液,经其处理的丝织物防紫外线能力明显增强,该复配液可作为一种天然的紫外线吸收剂应用在纺织品上。 相似文献
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为提升蚕丝织物的耐光稳定性能,采用苯并三唑结构紫外线吸收剂UV-FAST W(简称UVFW)对其进行处理,并将处理蚕丝进行紫外光照实验,测试了蚕丝的光照黄变历程,分析了UVFW浓度对蚕丝光黄变与光脆损的影响,探讨了UVFW处理蚕丝的湿牢度问题,同时还研究了UVFW对染色蚕丝颜色指标与光色牢度的影响。结果表明:经1%浓度UVFW处理的蚕丝,光稳定性能得到较大程度的提升,继续增加UVFW浓度,蚕丝的光稳定性能提升不明显,且UVFW浓度增加将降低蚕丝的初始白度;UVFW处理蚕丝的湿处理牢度需进一步提升,水洗后蚕丝光稳定性能明显下降;UVFW对染色蚕丝的颜色指标与光色牢度均产生影响,但影响程度与染料有关。 相似文献
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A new approach to simultaneous functional finishing and reactive dyeing of polyamide‐6–cotton fabric (50/50) is developed. The extent of improvement in the functional and dyeing properties is determined by the UV‐absorber, UV‐Sun® CEL, concentration, type and concentration of the used reactive dye as well as the treatment sequence. The UV‐protection and the antibacterial properties, against S. aureus (G+ve) and E. coli (G?ve) bacteria, of the simultaneously finished and dyed fabric samples are maintained even after 15 washing cycles. After 15 washing cycles, the depth of shades and the fastness properties of the obtained dyeings are not seriously affected. The incorporation of the used UV‐absorber onto the blend fibres was also confirmed by SEM analysis. 相似文献
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为丰富天然染料的品种,从红藤植物中提取天然染料并研究其对真丝纱线的染色性能。优化天然染料的提取工艺,采用氯化稀土媒染剂对真丝纱线进行媒染处理,研究染色纱线的各项色牢度及防紫外线性能。研究结果表明,红藤提取液对真丝纱线的最佳染色工艺为:染色温度90℃,p H为4.5,染色60 min,后媒染染色。染色后真丝纱线具有较好的耐洗色牢度,且具有良好的防紫外线能力,具有广阔的应用前景。 相似文献
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The effect of porous yarn structure on ultraviolet (UV) radiation protection by cotton fabric has been investigated. Fabrics with porous yarn structure showed higher ultraviolet protection factor (UPF) in comparison with that of fabrics woven from equivalent normal yarns. Fabric samples having different thickness and individual pore size, at same cover %, were produced by adjusting yarn count and thread density. UPF of UV absorber treated cotton fabrics increased continuously with decreasing thickness and reducing individual pore size when the fabric cover was kept constant at relatively higher levels (93 and 96%). For UV absorber treated cotton fabrics, individual pore size is the dominating factor for determining the UPF. 相似文献
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为探讨新型功能整理剂nano-super(AB)微晶分散体对桑蚕丝的紫外线防护性及抗菌性的影响,以实验室自制的nano-super(AB)微晶分散体为主要原料,通过对浸-轧-烘整理工艺的优化赋予桑蚕丝优良而持久的紫外线防护性及抗菌性,采用SEM和XRD表征了处理前后桑蚕丝表面的微观结构。实验结果表明: 处理后的桑蚕丝表面呈现均匀而细小的纳米粒子, 粒径大小为10nm;XRD表明桑蚕丝表面的纳米粒子为纤锌矿氧化锌;当nano-super(AB)质量浓度为16g/L时,桑蚕丝织物UPF值达到50+级别,对金黄色葡萄球菌和大肠杆菌的抑菌率均达到99%以上,随水洗次数的增加,紫外线防护性呈现增加趋势,抗菌性仍保持不变。 相似文献
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Rattanaphol Mongkholrattanasit Jiří Kryštůfek Jakub Wiener Martina Viková 《纺织学会志》2013,104(3):272-279
A natural dye extracted from eucalyptus leaves was applied to a silk fabric using two padding techniques, namely the pad‐batch and pad‐dry techniques, under different conditions. It was observed that with an increase in the dye concentration, the ultraviolet (UV) protection factor (UPF) values ranged between good and excellent for the silk fabric. In addition, a darker colour, such as that provided by a FeSO4 mordant, gave better protection because of higher UV absorption. A silk fabric dyed in a solution containing the eucalyptus leaf extract showed a shade of pale yellowish‐brown. The exception was when the fabric was dyed with the FeSO4 mordant, resulting in a shade of dark greyish‐brown. The colour fastness to washing and rubbing of the silk fabrics treated with the mordant after dyeing was investigated and the results showed good fastness, whereas colour fastness to light was at a fair level. The results confirmed that natural dyes from eucalyptus leaf extract with metal mordants have potential applications in fabric dyeing and in producing UV‐protective silk fabrics. 相似文献
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真丝织物的汽蒸法纳米银抗菌整理 总被引:2,自引:0,他引:2
为了实现真丝织物的抗菌性能,以一种含有多胺基化合物(RSD)和硝酸银的混合整理液对真丝织物进行处理,并采用汽蒸法在位还原得到纳米银抗菌真丝织物.对纳米银抗菌真丝织物表面纳米银的形成、纳米银的形态、纳米银的含量、纳米银抗菌真丝织物的白度、抗菌性能和耐久性能等进行了测试与分析.结果表明,当纳米银含量为81.65 mg/kg时,对金黄色葡萄球菌和大肠杆菌的抗菌率分别达99.49%和99.98%,洗涤50次后,对金黄色葡萄球菌和大肠杆菌的抗菌率仍保持在97.43%以上;纳米银抗菌真丝织物的白度影响较小. 相似文献