Sample
P
g
% Swelling
Water
MeOH
BuOH
DMF
H. sabdariffa
raw
59.00
46.00
38.00
40.00
Hs
-g-poly(EA)
117.30
14.00
10.00
62.00
78.00
Hs
-g-poly(EA-co-AN)
175.10
10.00
10.00
76.00
94.00
Hs
-g-poly(EA-co-MA)
179.96
12.00
08.00
80.00
95.00
Table 5:
Effect of solvents on swelling behavior of graft copolymers vis-a-vis backbone.
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