Mechanism of Phosphates Sorption by Zeolites Depending on Degree of their Substitution for Potassium Ions

2016;
: pp. 235 – 240
Автори: 
Vira Sabadash, Jaroslaw Gumnitsky and Anna Hyvlyud

Lviv Polytechnic National University 12, S.Bandera St., 79013 Lviv, Ukraine

The mechanism of phosphates sorption process on clinoptilolite was determined. The significant increase in zeolite sorption capacity was observed while interaction of zeolite and wastewaters with acid reaction. New active centers of zeolite are formed due to disalumination of its surface.

[1] Tsytsyshvyly G., Andronykashvyly T. and Kirov G.: Pryrodnye Tseolyty. Khimiya, Moskva 1985.
[2] Warchol J.: Badanie i Modelowanie Rownowagi Sorpcji Jonow w Ukladzie Ciecz-Cialo Stale. Polska Akademia Nauk, Lodz 2012.
[3] Petrus R. and Warchol J .: Chem. Inz. Ekol., 2000, 7, 327.
[4] Foo K. and Hameed B.: Chem. Eng. J., 2010, 156, 2.
[5] Asnin L., Kaczmarski K. and Guiochon G.: J. Chromatogr A, 2007, 1138, 158.
[6] Newsam J.: Science, 1986, 231, 1093.
[7] Petrushka I., Malovanyy M., Yatchyshyn Y. and Petrushka K.: Nauk. Pratsi Odeskoi Akad. Harch. Techn., 2015, 47, 48.
[8] Malovanyy А., Sakalova H., Yatchyshyn Y. et al.: Desalination, 2013, 329, 93.
[9] Malyovanyy М. Sakalova G., Chornomaz N. and Nahurskyy O.: Chem. Chem. Technol., 2013, 7, 198.
[10] Wang S. and Peng Y.: Chem. Eng. J., 2010, 156, 11.
[11] Humnytskyy Y. and Matsuska O.: Chem. Chem. Technol., 2011, 5, 7.
[12] www.internet-law.ru/gosts/gost/11809/
[13] Gumnitskiy Ya., Sabadash V. and Tizhbir G.: Nauk. Pratsi Odeskoi Akad. Harch. Techn., 2011, 39, 82.
[14] Sydorchuk O., Matsuska O., Sabadash V. and Humnytskyy Y.: Vost.-Evr. Zh. Peredovykh Techn., 2014, 72, 56.