Dyeing Cotton, Silk and Wool yarn with extract of Garcinia mangostana pericarp

Padma S. Vankar

Abstract


Aqueous extract of pericarp of Garcinia was prepared by sonicator for quick extraction of the colorant and has been used for dyeing cotton, silk and wool yarn. 1-2 % of premordanting with metal salts of Al, Sn, Fe, Cr and Cu was done. Fe, cu and Cr are best suited mordants for garcinia. The hue color ranged from camel brown to dark chocolate brown. The color strength K/S has been found to be very good in dyed samples. The fastness properties have also been evaluated and were found to be well above the acceptable limits.

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