Photoinitiated Polymerization of Cationic Acrylamide in Aqueous Solution: Synthesis, Characterization, and Sludge Dewatering Performance
Figure 4
SEM micrographs of (a) commercial PAM and (b) photoinitiated P(AM-DAC). (Mass ratio of AM to DAC was 6 : 4; average molecular weight of photoinitiated-copolymer was ; purified with ethanol and acetone for many times before measurement.)