Sample
Pg
% 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-2VP)
22.00
45.00
38.00
45.00
50.00
Hs
-g-poly(EA-co-AM)
259.80
03.00
02.00
62.00
76.00
Table 5:
Effect of solvents on swelling behavior of graft copolymers vis-à-vis backbone.
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