Synchronized Dyeing and Finishing of Natural Silk Fabrics with Mulberry Leaves Extract | ||||
Egyptian Journal of Chemistry | ||||
Volume 65, Issue 131, December 2022, Page 769-779 PDF (440.01 K) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/ejchem.2023.157077.6811 | ||||
View on SCiNiTO | ||||
Authors | ||||
karima mohamed haggag1; Nancy El- Hawary2; Nagla Elshemy 3; Hamada Mashaly4; Hosam El-Din Zakaria El-Sayed 5 | ||||
1National Research Center Egypt. | ||||
2National research center | ||||
3Dyeing, printing and auxiliaries department, Textile division, National research centre, Doki, Cairo, Egypt | ||||
4Dyeing, Printing and Auxiliaries Department, Textile Research Division, National Research Centre, Cairo 12622, Egypt | ||||
5National Research Centre, 30 El-Tahrir Street | ||||
Abstract | ||||
The environmental constrains issued recently in many countries reinforce the textile chemists and colorists to adopt eco-friendlier methods during dyeing and finishing of textile substrates. Herein, a genuine colorant extracted from mulberry leaves was used in dyeing of natural silk fabric using conventional heating as well as ultrasonic- or microwave-assisted dyeing.Adopting pre-, meta-, and post-mordanting methods, dyeing of natural silk was carried out also in presence of iron II sulphate heptahydrate as a mordant. The colour strength, colorimetric data, fastness properties, antimicrobial properties, and the resistance to ultraviolet radiation of the dyed samples were monitored. The results proved that mulberry leaves’ extract is a suitable eco-friendlier colorant for dyeing of natural silk fabrics with a high colour strength and adequate fastness properties against light, washing, rubbing, and perspiration, in presence of FeSO4.7H2O as a mordant. The dyed fabrics exhibited excellent resistance to microbial attack, including Gram +ve, Grame –ve bacteria and a pathogenic fungus, as well as ultraviolet radiation. | ||||
Keywords | ||||
Dyeing; mulberry leaves; natural silk; fabric; antimicrobial; ultraviolet protection | ||||
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