CONCLUSIONS
The purpose of this project was to
study the effect of chitosan on the dyeing
properties of Mangosteen Rind on cotton
fabric. The results of this study conclude
the chitosan treatment of cotton fabric
improved depth of shade on dyed fabrics.
This may be because the chitosan treated
cotton fabric provided more dye sties to
attach more dye extraction than that of the
untreated fabric. The cotton fabric treated
with chitosan not only provided better
depth of shade but also provided better
wash-fastness and light-fastness than
those of untreated fabric dyed with
Mangosteen Rind. The use of different
mordants and the mordanting methods
affected the dye shade and depth of shade
on the dyed fabrics differently. This may
be due to the different complex-forming
ability of metal ions and dye molecules in
each combination mordant and mordanting
technique. Cotton fabrics dyed with
Mangosteen Rind with mordants had better
wash and light fastness results than those of
fabrics dyed without mordants.