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Anionic and cationic polyacrylamide polymers emerged as the dominant product segments in the market and accounted for over 75% of the overall demand in 2025. These anionic polyacrylamide polymers are used in applications including wastewater treatment, pulp and paper, aquaculture , coal mining, food and beverage, and oil and gas industries.
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A range of non-ionic (FloPam FAXXX), anionic (FloPam ANXXX) and cationic (FloPam FOXXX) polyacrylamide flocculants were supplied by SNF.UK. A full list of SNF produced flocculants used in this study are attached in ESI.† All were stored dry and mixed for 3 hours stirring at 100 rpm prior to addition to samples. Most research was carried out
- What is nonionic polyacrylamide?
- Nonionic polyacrylamide is a high polymer with a high molecular weight and a low ion exponent, which has the function of flocculation, dispersal, thickening, bonding, film-forming, relating, and colloidal stability. Its flocculation is hardly influenced by the PH value and the salt, and in the process of acid wastewater
- What type of polyacrylamide is used in oil industry?
- The polyacrylamide use can be anionic, cationic, or nonionic with various ratios of the comonomers used in the case of the anionic and cationic polymers. The anionic polyacrylamides in the oil field industry are designated by the generic name of partially hydrolyzed polyacrylamide (PHPA), although they are in actuality copolymers .
- What is an anionic polyacrylamide?
- Anionic polyacrylamides make up the largest portion of the polyacrylamide market. The polymers can be prepared over a wide range of anionic charges and molecular weights (1000 to > 20,000,000 molecular weight). The workhorse comonomer for the production of anionic polyacrylamides is acrylate salts of acrylic acid.
- Is acrylamide ionic or nonionic?
- Nonionic polyacrylamide is somewhat misleading since in the manufacture of acrylamide, regardless of the route, some degree of hydrolysis of acrylamide occurs. The resulting acrylate content (< 3 mol%) does lead to a degree of anionicity with the acrylamide homopolymers manufactured.
