http://www.ecologyway.info Ecology and environment problems and the ways of their resolving Thu, 09 Aug 2007 14:33:53 +0000 http://backend.userland.com/rss092 en E.A. Streltsova, V.F. Sazonova, E.V. Moyseenko Odessa I.I. Mechnikov National University, Pastera st. 27, 65026 Odessa, Ukraine Lead isolation from its salt diluted solutions can be carried out by lead precipitation particles surface as slightly soluble hydroxide, hydrophobization of by appropriate surfactant (collector) and following hydrophobizated particles flotation. The information about the ... http://www.ecologyway.info/ukrainean-polish-sympozium-4/potassium-alkyl-carboxylates-adsorption.html V.V. Strelko, O.I. Zakutevsky, I.Z. Zhuravlev,T.S. Psareva, V.A. Kanibolotsky Institute for Sorption and Endoecology Problems, Ukrainian National Academy of Sciences, General Naymov st. 13, 03680 Kiev, Ukraine Designed in Institute of Sorption and Endoecology Problems amorphous granulated modified titanium and zirconium phosphates differ from crystalline types of phosphates. Due to the ... http://www.ecologyway.info/ukrainean-polish-sympozium-4/uranium-extraction-by-amorphous-modified-titanium-and-zirconium-phosphates.html Z.M. Yaremko, L.B Fedushynska, O.I. Kukil Department of Chemistry, Lviv Ivan Franko National University, Ukraine Production of metal oxide powders and sphere of their application have been expanding on the regular basis. The significant number of disperse oxides are used for obtaining composite materials with the required set of properties. Even ... http://www.ecologyway.info/ukrainean-polish-sympozium-4/redispersion-of-metal-oxide-powders-in-sas-solutions.html P. Staszczuk, D. Hawryluk, R. LebodaFaculty of Chemistry, Maria Curie-Sklodowska University, Maria Curie-Sklodowska sq. 3, 20-031 Lublin, Poland Among numerous silica gels the wide-pore gels are especially useful as adsorbents because of their high degree of chemical purity, homogeneity and mechanical resistance. Water similarly as other liquids (n-butanol, benzene, n-octane) adsorbed ... http://www.ecologyway.info/ukrainean-polish-sympozium-4/the-investigations-of-the-adsorption-and-porosity-properties-of-wide-pore-silica-gel-surfaces-using-quasi-isothermal-thermogravimetry.html O.V. Vysotska Institute of Colloid Chemistry and Chemistry of Water, Ukrainian National Academy of Sciences, Vernadsky avenue 42, 03680 Kyiv, Ukraine In the removal of metal ions from dilute solutions, the most efficient and selective are the inorganic materials with adsorption ability essentially determined by ion-exchange and chemical interactions, in particular, ... http://www.ecologyway.info/ukrainean-polish-sympozium-4/selective-sorption-of-heavy-metal-ions.html P. Staszczuk, T. Danielkiewicz Department of Physicochemistry of Solid Surface, Faculty of Chemistry, Maria Curie-Sklodowska University, Maria Curie-Sklodowska sq. 3, 20-031 Lublin, Poland In the past decade great interest in properties of a new generation of the molecular sieve surfaces was observed. It results from cognitive aspects and their application as adsorbents and ... http://www.ecologyway.info/ukrainean-polish-sympozium-4/the-studies-of-the-adsorbed-layers-and-heterogeneous-properties-of-the-mcm-41-molecular-sieves-using-thermogravimetry-and-nitrogen-adsorption-methods.html