Ko, YG Choi, US Kim, TY Ahn, DJ Chun, YJ 2024-01-21T10:33:36Z 2024-01-21T10:33:36Z 2022-01-11 2002-06 1022-1336 https://pubs.kist.re.kr/handle/201004/139445 A new chelating fiber, poly(acrylo-amidino diethylenediamine), was synthesized based on polyacrylonitrile fibers in diethylenetriamine with the aid of AlCl3. Complex formation with CrO4 was strongly pH-dependent, as complexes formed only in the presence of NH3+ and NH2+. In the medium pH region, both ionic and hydrogen bonds were formed between poly(acrylo-amidino diethylenediamine) and the chromate ion, as was confirmed by means of FT IR spectroscopy. English WILEY-V C H VERLAG GMBH FT-IR and isotherm study on anion adsorption onto novel chelating fibers Article 1 MACROMOLECULAR RAPID COMMUNICATIONS, v.23, no.9, pp.536 - 539 MACROMOLECULAR RAPID COMMUNICATIONS 23 9 536 539 N scie scopus 000176851300003 2-s2.0-0037189414 Polymer Science Polymer Science Article AQUEOUS-SOLUTION METAL IONS RESINS PRECONCENTRATION FLUORESCENCE SEAWATER chelating fiber FT-IR ion exchangers pH selectivity polymer/chromate ion complex