Additionally of this research studied
the influence of chitosan on the dyeing
properties of Mangosteen Rind or cotton
fabric. Chitosan is the deacetylated
derivative of chitin and has been
mainly(4-6) used in three textile
applications: primary production of manmade
fiber, textile fiber finishes and
textile auxiliary chemicals.
The chemical structure of
Mangosteen Rind is shown in Figure 1.(7)
Mangosteen Rind’s structure contains
hydroxyl groups that render its affinity
with cotton fiber through hydrogen
bonding. When cotton fabrics are treated
with chitosan, the treated cotton fabric
should have more functional groups
(amino and methylol groups) than are
present on untreated fabrics. This
phenomenon should provide more sites to
attach dyes and form more hydrogen
bonds to improve dying properties.