TY JOUR TI Catalytic activity of natural and modified sorbents used as fillers of gluing compositions KW catalytic test reaction KW natural alumosilicates KW acid and alkaline treatment KW basic and acidic sites JO Actual directions of scientific researches of the XXI century: theory and practice AU Strelnikova, O.. AU Novikova, L.. AU Khodosova, N.A. AU Belchinskaya, L.I. AU Ressner, F.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov