Dyeing of Silk Fabrics with Garcinia dulcis (Roxb.) Kurz Bark: Comparison of Fastness Properties and Colour Strength by Padding and Post-Mordanting Technique

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Abstract:

The present paper deals with the application of natural dye extracted from Garcinia Dulcis (Roxb.) Kurz bark on silk fabric by using post-mordant and pad-dry processes and also evalation of effect of metal modants as differnt concentration on dyeability, colour values (L*, a*, b*) and colour strength (K/S), and fastness properties. Silk fabrics dyed with Garcinia Dulcis (Roxb.) Kurz bark extract and stannous chloride (SnCl2) showed a pale yellow shade, while those dyed with alum (AlK(SO4)2 bright yellow colour. Silk substrates dyed with CuSO4 gave a yellowish-green colour, while those dyed with FeSO4 had a yellowish brown colour. The fastness properties showed fair to good rating, whereas the colour fastness to perspiration was at a poor level.

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Advanced Materials Research (Volumes 1010-1012)

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503-507

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August 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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