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FTIR spectra of QC-20 control and QC-20-AAm copolymers. 'a' and 'c' show the C-H, 'b' shows the C=O and 'd' shows the O-C-C bonds of MMA which are observed in both control and copolymer of the resins. The line symbol indicates the NH2 peaks of acrylamide in the copolymer groups.
