Contents

Membranes and Membrane Technologies

Vol. 5, No. 3, 2023

Effect of Heterogeneous Ion-Exchange Membranes Composition on Their Structure and Transport Properties

V. I. Vasilieva, E. E. Meshcheryakova, I. V. Falina, N. A. Kononenko, M. A. Brovkina and E. M. Akberova p. 139  abstract

Effect of Introduction of Phenolic Antioxidants on the Thermo-Oxidative Stability and Gas Permeability of Poly(4-methyl-2-pentyne)

V. P. Makrushin, V. K. Chernikov, I. S. Levin, A. A. Kossov and S. M. Matson p. 148  abstract

Study of the Specific Adsorption of Calcium Ions on the Surface of Heterogeneous and Homogeneous Cation-Exchange Membranes to Increase Their Selectivity to Singly Charged Ions

V. V. Gil, V. D. Ruleva, M. V. Porozhnyy and M. V. Sharafan p. 156  abstract

Modification of Nafion Membranes by Polycation in the Presence of Lower Alyphatic Alcohols and Salt

Yu. A. Zakharova and V. G. Sergeyev p. 168  abstract

Electrochemical Behavior of Polyaniline-Modified Cation-Exchange Heterogeneous Membranes in Solutions Containing Mono- and Bivalent Cations

M. A. Brovkina, N. A. Kutenko and N. V. Loza p. 178  abstract

Transport Properties and Structure of Anisotropic Composites Based on Cation-Exchange Membranes and Polyaniline

N. V. Loza, N. A. Kutenko, N. A. Kononenko, Yu. M. Volfkovich and V. E. Sosenkin p. 193  abstract

Poly(1-trimethylsilyl-1-propyne) of cis-Enrich Configuration as a Membrane Material for the Separation of Butane/Methane Mixtures as Natural Gas Components

V. P. Makrushin, A. A. Kossov, I. S. Levin, D. A. Bezgin, D. A. Syrtsova and S. M. Matson p. 209  abstract

Synthesis and Properties of Polysulfones for Fabricating Porous Hollow-Fiber Membranes

I. L. Borisov, D. N. Matveev, T. S. Anokhina, K. T. Shakhmurzova, A. A. Zhansitov, A. L. Slonov, Zh. I. Kurdanova, S. Yu. Khashirova and V. V. Volkov p. 218  abstract