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阳离子水性聚氨酯固色剂离子强度对其应用性能的影响
引用本文:边志华,权衡.阳离子水性聚氨酯固色剂离子强度对其应用性能的影响[J].武汉纺织工学院学报,2013(6):10-13.
作者姓名:边志华  权衡
作者单位:[1]雅培眼力健(杭州)制药有限公司,浙江杭州310018 [2]武汉纺织大学化学与化工学院,湖北武汉430073
基金项目:中国纺织工业联合会计划项目(011056).
摘    要:制备了具有不同阳离子强度的有机硅活性封端季铵化阳离子水性聚氨酯活性染料湿摩擦牢度提升剂。研究助剂分子的阳离子强度对其诸如乳液粒径、湿摩擦色牢度、亲水性和柔软手感等主要应用性能的影响。结果表明:助剂分子中含有适中的阳离子强度有助于其发挥出最佳的固色效果,季铵『匕阳离子基团对染色纺织品的亲水性及柔软手感具有积极贡献,尤其是助剂用量较大时更是如此。

关 键 词:阳离子  聚氨酯  离子强度  湿摩擦牢度  性能

Preparation and Application of Reactive Cationic Water-based Polyurethane Fixation Agent
Authors:BIAN Zhi-hua  QUAN Heng
Affiliation:2 (1 AMO (Hangzhou) Co., Ltd., Hangzhou Zhejiang 310018, China; 2 School of Chemistry & Chemical Engineering, Wuhan Textile University, Wuhan Hubei 430073, China)
Abstract:Several cationic water-based polyurethanes end-capped with coupling agent with different ion abundance are prepared. The effects of ion abundance of those polyurethanes on its emulsion particle size distribution, wet rubbing fastness, hydrophility and soft handle are studied. The results show that the sample with moderate cationic ion abundance has optimal efficiency for color fixing of reactive dyes, and the quaterized cationic groups in polyurethane molecule should has positive contribution to hydrophility and soft handle of the treated fabric, especially for the color fabric treated with higher concentration polyurethane emulsion.
Keywords:Cationic  Polyurethane  Ion Abundance  Wet Rubbing Fastness  Properties
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