uses of properties of polyacrylamides polymer of Andorra

uses of properties of polyacrylamides polymer of Andorra
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  • Why is polyacrylamide not a polyamide?
  • It can be viewed as polyethylene with amide substituents on alternating carbons. Unlike various nylons, polyacrylamide is not a polyamide because the amide groups are not in the polymer backbone. Owing to the presence of the amide (CONH 2) groups, alternating carbon atoms in the backbone are stereogenic (colloquially: chiral).
  • What is polyacrylamide (PAM)?
  • Polyacrylamide (PAM) is a long chain, linear, water soluble polymeric substance formed from acrylamide (C 3 H 5 NO) subunits, has a high molecular weight of typically from few 1000 to 20 × 10 6 g/mol, and has a very high viscosity in aqueous solutions, depending on the concentration and the degree of polymerization (Sojka et al. 2007).
  • Does polyacrylamide control soil erosion?
  • Control of soil erosion by polymeric soil conditioners. Soil Sci. 141:363-367. Zhang, X.C. and W.P. Miller. 1996. Polyacrylamide effect on infiltration and erosion in furrows. Soil Sci. Soc. Am. J. 60:866-872. ... PAM is a water-soluble polymer grouped in the form of a compound formed by the polymerization of acrylamide (Green, 2001).
  • Is polyacrylamide a water soluble polymer?
  • Polyacrylamide (PAA) refers to a group of high molecular weight water-soluble polymers [4, 5]. PAA application is predetermined by the structure of chemical modified polymer derivates. ... ... Consequently, considering agriculture one of the most significant applications of hydrogel, several excellent reviews have been published in recent decades.