degradation of polyacrylamide in oil wastewater suppliers

degradation of polyacrylamide in oil wastewater suppliers
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  • How is polyacrylate recalcitrant to biodegradation?
  • Therefore, enzymes are secreted into the extracellular space to execute PAM degradation. Although the remaining polyacrylate is more recalcitrant to biodegradation than the amide group, there are reports on degradation of polyacrylate by aerobic fungal, aerobic and anaerobic bacteria ( Nyyssölä and Ahlgren, 2019 ).
  • Why is polyacrylamide used in sludge dewatering?
  • Polyacrylamide (PAM) is generally employed in wastewater treatment processes such as sludge dewatering and therefore exists in the sludge. Furthermore, it degrades slowly and can deteriorate methane…
  • Does biological filtration improve polyacrylamide biodegradation?
  • Freedman, D. E. et al. Biologically active filtration for fracturing flowback and produced water treatment. J. Water Process Eng. 18, 29–40 (2017). Dai, X. et al. Waste-activated sludge fermentation for polyacrylamide biodegradation improved by anaerobic hydrolysis and key microorganisms involved in biological polyacrylamide removal.
  • How is partially hydrolyzed polyacrylamide wastewater treated?
  • Yongrui, P., et al. Treatment of partially hydrolyzed polyacrylamide wastewater by combined Fenton oxidation and anaerobic biological processes. Chem. Eng. J. 273, 1–6 (2015).