The characteristic peaks of corn starch and the –C–O bond stretching of –C–O–H group appear at about 1156 and 1081 cm1
, respectively; the –C–O bond stretching of –C–O–C group in the anhydroglucose ring appears at about 1020 cm1 (Wang et al., 2008), aand these peaks shift to lower wave
numbers (around 1150, 1070 and 1012 cm1
, respectively) in composite
films and become broader. The peak at 1160 cm1 belongs
to the C–O stretching of cellulose (Kataoka and Kondo, 1998),
which is also broadened and shifted to 1150 and 1151 cm1 in
the composites films. P