4.3 Article

pH effects in the formation of interpolymer complexes between poly (N-vinylpyrrolidone) and poly(acrylic acid) in aqueous solutions

Journal

EUROPEAN PHYSICAL JOURNAL E
Volume 10, Issue 1, Pages 65-68

Publisher

SPRINGER
DOI: 10.1140/epje/e2003-00003-4

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The critical pH values for hydrogen-bonded interpolymer complexes of poly(N-vinylpyrrolidone) and, poly(acrylic acid) in aqueous solutions were determined. The effect of polymer concentrations, molecular weights and addition of inorganic salts (NaCl and KCl) on the complexation was studied.

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