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Reverse Micellar Dyeing of Wool Fabric with Reactive Dyes
Fibers and Polymers ( IF 2.5 ) Pub Date : 2019-12-02 , DOI: 10.1007/s12221-019-9423-9
Yanming Wang , Yiu-lun Tang , Cheng-hao Lee , Chi-wai Kan

The approach of using reverse micelle with nonionic surfactant (poly(ethylene glycol), PEG)) as building block has been employed to investigate dyeability of wool fabrics with reactive dyes in a one-bath non-aqueous solvent system. Three colours were used and they were encapsulated in the core of the PEG-based reverse micelle under optimised process parameters (i.e. (i) Solvent volume to wool fabric weight ratio (v/w)=10:1; (ii) Surfactant/water mole ratio=0.04:1; (iii) Surfactant/co-surfactant mole ratio=l:8; (iv) Volume of water-pool for dye=0.5 ml; (v) Dyeing time=50 minutes; and (vi) Dyeing temperature=88 °C). Comparison of non-aqueous and aqueous-based (water-based) dyeing was conducted in terms of dyeability as reflected by colour yield and colour fastness properties. Experimental results revealed that the reverse micellar non-aqueous dyeing system can provide a better dyeing performance than aqueous-based dyeing system.



中文翻译:

活性染料羊毛织物的反胶束染色

已采用将反胶束与非离子表面活性剂(聚(乙二醇),PEG)作为结构单元的方法来研究羊毛织物在单浴非水溶剂体系中具有活性染料的可染性。使用了三种颜色,并在优化的工艺参数下将它们封装在基于PEG的反胶束的核心中(即(i)溶剂体积与羊毛织物的重量比(v / w)= 10:1;(ii)表面活性剂/水摩尔比= 0.04:1;(iii)表面活性剂/助表面活性剂摩尔比= 1:8;(iv)染料水槽的容积= 0.5 ml; (v)染色时间= 50分钟;(vi)染色温度= 88℃。非水和水基(水基)染色的比较是在可染性方面进行的,如染色率和色牢度特性所反映。实验结果表明,反胶束非水性染色体系比水性染色体系具有更好的染色性能。

更新日期:2019-12-02
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