Cationic polyacrylamide copolymers (PAMs): environmental
Cationic polyacrylamide copolymers (PAMs) are a group of water-soluble polymers with a wide range of applications in industry, food processing, agriculture and waste management. One of the major applications for PAM is sludge dewatering in municipal waste water treatment plants (MWWTPs).
Currently sludge conditioners used by municipal wastewater treatment plant are cationic polyacrylamides (CPAMs) [2]. CPAMs have many advantages including low dosage, small amount of sludge produced after flocculation, and being less susceptible to both salt and pH.
Cationic Polyacrylamide: Synthesis and Application
Chemical sludge treatment includes coagulation and acid/base treatment [8] [9] [10]. During coagulation, cationic ions connect with a negatively charged sludge surface, coagulating the sludge and
Jin et al. (2009) prepared this cationic polymer by acidic hydrolysis of poly(N-vinylformamide-co-acrylonitrile) and used FT-IR and 1 H NMR to prove that it contained cationic amine groups, cationic 5-member ring amidine groups and 6-member ring amidine groups. The application of polyamidine is still relatively new and is under development.
UV-Initiated Polymerization of Cationic Polyacrylamide
terization of a dewatering reagen t: cationic polyacrylamide (P(AM–DMC–DA C)) for activated sludge dewat ering treat- ment, ” Desalination and Water T reatment ,v o l . ,n o . – ,p p .
Flocculation is an important pretreatment technique for sludge dewatering, the performance of employed flocculants is the key factor determine the flocculation efficiency. Herein, an amphiphilic cationic polyacrylamide (CPAM) with microblock structure was synthesized through template copolymerization initiated by ultrasonic.
Asian Journal of Chemistry; Vol. 26, No. 3 (2014), 629-633
Cationic polyacrylamide (CPAM) were used extensively in water treatment, enhanced oil recovery and sludge dewatering. The review summarized the synthesis methods r esear ch pr ogr ess of ca tionic f locculants.
Synthesis of a cationic polyacrylamide by a photocatalytic surface-initiated method and evaluation of its flocculation and dewatering performance: nano-TiO 2 as a photo initiator† Yongzhi Liu , ab Huaili Zheng , * ab Yili Wang , c Xinyu Zheng , ab Moxi Wang , ab Jie Ren ab and Chuanliang Zhao ab
Cationic polyacrylamide copolymers (PAMs): environmental
Cationic polyacrylamide copolymers (PAMs) are used for sludge dewatering in municipal waste water treatment and might enter the environment by spreading of the sludge on agricultural land. Concern has been expressed since little is known about the degradation of PAMs in soils. To obtain detailed information on the polymer’s fate in the soil compartment, the degradation of 14C-radiolabelled
Synthesis of nanocomposites from cationic polyacrylamide and modified carbon black: Application as flocculants for oily sludge suspension Article in Applied Organometallic Chemistry 33(1
Fabrication and Application of Cationic Polyacrylamide
Geng Su is working for a master's degree at the China Research Institute of Daily Chemical Industry. His research field centers on the synthesis and application of poly quaternary ammonium salts. Ya-jie Jiang is an engineer at the China Research Institute of Daily Chemical Industry. Her research interest is in the synthesis and investigation of novel quaternary ammonium salts.
Synthesis and characterization of a dewatering reagent: Cationic polyacrylamide (P(AM-DMC-DAC)) for activated sludge dewatering treatment Article in Desalination and water treatment 51(13-15):2791
- What is the global polyacrylamide market size?
- The global polyacrylamide market size was estimated at USD 5.5 billion in 2025 and is projected to grow at a compound annual growth rate (CAGR) of 6.5% from 2025 to 2030.
- What are the growth opportunities for the polyacrylamide industry?
- The increasing product utilization in water treatment applications across several industrial verticals, including chemicals, dyeing, tanneries, beverages, and municipal wastewater treatment, will create ample opportunities for the polyacrylamide industry. What are the growth opportunities in this market?
- What is the future of polyacrylamide market from anionic Pam?
- Besides, the fluctuating prices of raw materials and the volatility in crude oil costs will further decelerate business development. Polyacrylamide market from anionic is slated to cross USD 5 Billion by 2032. Anionic PAM can boost the settling mechanism of inorganic suspended solids in effluent water.
- What is the demand for polyacrylamide in water treatment applications?
- Polyacrylamide demand in water treatment applications dominated the market with a revenue share of more than 38.0% in 2025. The rising demand for polyacrylamide to treat municipal sewage, industrial wastewater, and drinking water purification plants is expected to propel demand.
