Ion-exchange properties and mobility of Cu2+ ions in zirconium hydrophosphate ion exchangers

Three types of inorganic ion exchangers based on zirconium hydrophosphate were synthesised using the following methods: (I) phosphatising of dried zirconium hydroxide gel; (II) phosphatising of makeup zirconium hydroxide gel; (III) mixing together of ZrOCl2 and H3PO4 solutions. The influence of synthesis conditions on exchange and kinetic properties of ion exchangers were analysed. It was found that the maximal molar P:Zr ratio in ion exchanger can be reached using method (II). Copper ion mobility in ion exchangers increases with increasing P:Zr ratio. The effective diffusion coefficients of Cu2+, which were obtained by kinetic methods at pH 2.5 reaches 1.8 × 10-13 to 7.7 × 10 -13 m2 s-1.

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Source ISSN: 1383-5866
Author Y.S., Dzyazko, L.M., Rozhdestvenska, A.F., Palchik, Lapicque, F.
Maintainer CCSD
Last Updated May 20, 2026, 05:06 (UTC)
Created May 20, 2026, 05:06 (UTC)
Identifier hal-00069331
Language en
contributor Laboratoire des Sciences du Génie Chimique (LSGC) ; Institut National Polytechnique de Lorraine (INPL)-Centre National de la Recherche Scientifique (CNRS)
creator Y.S., Dzyazko
date 2005-05-20T00:00:00
harvest_object_id 34c29e9c-5ca2-4986-b865-9e322cc222e7
harvest_source_id 3374d638-d20b-4672-ba96-a23232d55657
harvest_source_title test moissonnage SELUNE
metadata_modified 2024-06-06T00:00:00
relation info:eu-repo/semantics/altIdentifier/doi/10.1016/j.seppur.2005.03.005
set_spec type:ART