petroleum products pam polyacrylamide anionic for water at argentina
Cationic Polyacrylamide is mainly used in industrial solid-liquid separation process, including settlement, clarification, concentration, and sludge dewatering processes. The major uses include urban sewage treatment, paper making, food processi
A pullulan-graft-polyacrylamide porous hydrogel was prepared by radical polymerization in the presence of a crosslinking agent (N,N′-methylenebisacrylamide). Then, the swelling behavior of the hydrogel and the kinetics of swelling were
