Draft:Nonionic Polyacrylamide

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Nonionic Polyacrylamide
Names
IUPAC name
Polyacrylamide,NPAM
Other names
poly(2-propenamide), poly(1-carbamoylethylene)
Identifiers
ChemSpider
  • none
UNII
Properties
(C3H5NO)n
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Nonionic Polyacrylamide (abbreviated as NPAM) is a polymer with the formula (-CH2CHCONH2-). Nonionic Polyacrylamide is a type of water-soluble polymer formed from acrylamide and various co-monomers. Unlike its anionic and cationic counterparts, nonionic polyacrylamide is electrically neutral, making it particularly suitable for applications where ionic charges may interfere.

Characteristics[edit]

NPAM exhibits high molecular weight and is highly water-soluble, contributing to its effectiveness in various industries. It possesses excellent flocculation, thickening, and dispersion properties, making it valuable in water treatment, enhanced oil recovery, and other processes.

Applications[edit]

Water Treatment: NPAM is widely used in water treatment processes for municipal and industrial wastewater. It aids in solid-liquid separation and promotes the removal of impurities, suspended solids, and contaminants.

Enhanced Oil Recovery (EOR): In the petroleum industry, NPAM is employed in enhanced oil recovery processes to improve the efficiency of oil extraction by modifying the rheological properties of water injected into oil reservoirs.

Papermaking: NPAM finds applications in the papermaking industry as a retention and drainage aid. It helps improve the retention of fine particles and enhances the overall efficiency of the papermaking process.

Mining: The mining industry utilizes NPAM for solid-liquid separation processes, such as tailings dewatering and ore beneficiation, where it aids in the efficient removal of suspended particles.

Environmental Considerations: Nonionic polyacrylamide is generally considered less toxic and environmentally friendly compared to its ionic counterparts. Its use in various applications aligns with efforts to develop sustainable and eco-friendly solutions for water treatment and related processes.

See also[edit]

References[edit]

Category:Gels Category:Neurotoxins Category:Acrylate polymers Category:Polyelectrolytes Category:Acrylamides