Vol. 59, No. 2, 2025

Theoretical Foundations of Chemical Engineering

TECHNOLOGY OF INORGANIC SUBSTANCES AND MATERIALS

Calculation and Petrographic Determination of the Mineral Composition of Igneous Rock Samples

E. I. Berbekova, E. N. Pechenkina, S. V. Fomichev, V. A. Krenev, and D. F. Kondakov p. 233 abstract

Kinetics of Phosphate Ion Sorption by Layered Double Magnesium Aluminum Hydroxide

D. V. Maiorov p. 238 abstract

Selection of the Optimal Expanded Perlite for Insulation of Isothermal Tanks

N. V. Gurgenyan, I. B. Khachanova, A. V. Martirosyan, A. E. Grigoryan, M. F. Kostandyan, and N. K. Vardanyan p. 246 abstract

Antifouling Activity of Oxide Films Prepared by the Extraction–Pyrolytic Method under Continental Water Body Conditions

A. O. Zakharova, S. D. Lomovtseva, T. N. Patrusheva, M. I. Orlova, E. V. Strogova, and S. K. Petrov p. 251 abstract

Hardness of a Metal Matrix Composite Coating Deposited by Plasma Spraying with a Dispersed Titanium Carbide Phase

S. Yu. Zhachkin and G. I. Trifonov p. 258 abstract

Phase Equilibria in Sections of the Magnesium Chloride–Urea–Water System at Negative Temperatures

E. A. Frolova and D. F. Kondakov p. 264 abstract

Photoluminescence of Porous Silicon Structures with Zinc Oxide Introduced by a Solution-Based Technique

O. V. Semenova, A. Ya. Korets, T. N. Patrusheva, and S. A. Podorozhnyak p. 268 abstract

Control of Photoluminescence of Hybrid Structures on Porous Silicon with Zinc Oxide Obtained by the Extraction–Pyrolytic Method

O. V. Semenova, A. Ya. Korets, S. A. Podorozhnyak, and T. N. Patrusheva p. 275 abstract

ORGANIC TECHNOLOGY

Application of Double Salts in the Production of Emulsion Rubbers

V. A. Revina, L. A. Vlasova, and S. S. Nikulin p. 281 abstract

The First Step of the Pyrolytic Decomposition of Methylchlorosilane

D. V. Sidorov, A. A. Grunin, A. D. Kirilin, and A. A. Shavnev p. 286 abstract

Synthesis of Tetraalkylammonium Bromide in an Organic Solvent Medium

K. Shikolenko and A. P. Mikhaylovskaya p. 293 abstract

TECHNOLOGY OF POLYMER AND COMPOSITE MATERIALS

A Novel Approach to Surface Modification of Complex Polypropylene Fibers and Films

N. P. Prorokova, S. Yu. Vavilova, and V. M. Buznik p. 298 abstract

Study of the Rheological Properties of Polymer Elastomer Compounds as a Function of Temperature

R. A. Alekhina, A. S. Sviridov, and S. P. Tuzhilin p. 308 abstract

Conversion of Sulfocationite from \({\text{NH}}_{4}^{ + }\) Form to H⁺ Form

E. P. Lokshin and O. A. Tareeva p. 314 abstract

Preparation and Characterization of Pickering Emulsions of Epoxy Oligomer Stabilized by Aerosil Particles

V. D. Koshevar, V. G. Shkadretsova, and V. Yu. Krasutskii p. 319 abstract

Study of the Composition, Structure, and Radiation Resistance of Optical Properties of a Dielectric Protective Polymer Paste for Flexible Substrates

M. M. Mikhailov, A. N. Lapin, S. A. Yur’ev, V. A. Goronchko, S. A. Artishchev, D. S. Fedosov, and N. S. Trufanova p. 327 abstract

Statistical Modeling of Open Porosity Formation in Flat Basalt–Plastic Composite Materials Under Climatic Testing

G. G. Vinokurov, N. F. Struchkov, A. K. Kychkin, and M. P. Lebedev p. 334 abstract

PETROCHEMISTRY AND PETROLEUM REFINERY

Oil Sorption Properties of Clinoptilolite-Bearing Rocks Mechanically Activated with Poly(diethylene glycol) Sebacate

O. N. Dabizha, T. V. Khamova, and O. A. Shilova p. 342 abstract

CHEMICAL-METALLURGICAL PROCESSES OF DEEP PROCESSING OF ORE, TECHNOGENIC, AND SECONDARY RAW MATERIALS

Large-Scale Testing of the Technology for the Complex Processing of Phosphogypsum

E. P. Lokshin, O. A. Tareeva, and A. M. Kostinets p. 348 abstract

Hydrophobic Deep Eutectic Solvents in Lithium-Ion Battery Recycling Processes

Yu. A. Zakhodyaeva, N. A. Milevsky, I. V. Zinov’eva, and A. A. Voshkin p. 356 abstract

Technology for Processing Hydrolytic Sodium Arsenite to Produce Arsenic Acid Solutions

T. K. Menshchikova, L. A. Vaymugin, K. S. Nikonov, O. E. Myslitsky, and M. N. Brekhovskikh p. 366 abstract

Development of a Wastewater Treatment Technology for Tailings Storage Facilities of Mineral Processing Plants

T. V. Kovrigina, K. Kh. Khakimbolatova, T. K. Chalov, and B. E. Begenova p. 370 abstract

Modification of the Mineral Composition of Metallurgical Sludges during Gas-Phase Treatment in Nitriding Media. Part I. Fly Ash from the Concentration Plant of the Norilsk Mining and Metallurgical Combine

K. V. Martynov, Yu. M. Nevolin, and S. A. Kulyukhin p. 377 abstract

Interaction of Loparite Concentrate with Ammonium Sulfate

M. A. Medkov, G. F. Krysenko, E. E. Dmitrieva, E. B. Merkulov, and S. I. Ivannikov p. 386 abstract

Modification of the Mineral Composition of Metallurgical Sludges during Gas-Phase Treatment in Nitriding Media. Part II. Waste Material from the Nickel Plant in Punta Gorda, Operated by the Cuban State-Owned Company Commercial Caribbean Nickel

K. V. Martynov, Yu. M. Nevolin, and S. A. Kulyukhin p. 392 abstract

Potential for Using Cobalt Concentrate Waste in the Production of Ceramic Products

M. O. Moldurushku, N. I. Kopylov, and B. K. Kara-Sal p. 400 abstract

Effect of Temperature and Gas Phase on the Crystallization and Mineral Composition of Dacite-Type Volcanic Rock

S. V. Fomichev, V. A. Krenev, E. N. Pechyonkina, E. I. Berbekova, and D. F. Kondakov p. 405 abstract

Magnesium Products from Associated High-Mineralized Chloride Brines

A. D. Ryabtsev, L. T. Menzheres, and A. V. Letuev p. 409 abstract

CHEMISTRY AND TECHNOLOGY OF RARE, TRACE, AND RADIOACTIVE ELEMENTS

Technetium Recovery from Uranium Extract and Its Concentration Using a Separator during Reprocessing of Spent Nuclear Fuel

K. N. Dvoeglazov, L. N. Podrezova, E. D. Filimonova, D. V. Zverev, and A. I. Bogdanov p. 418 abstract

PROCESSES AND APPARATUSES OF CHEMICAL TECHNOLOGIES

Chromatographic Methods in the Separation of Rare-Earth Elements

V. V. Belova and A. E. Kostanyan p. 425 abstract

Computer Modeling of Static and Dynamic Separation Modes of Direct Synthesis Products of Methylchlorosilanes Using a Three-Section Column

O. V. Pererva, D. V. Klushin, A. V. Pankrushina, and O. P. Shumakova p. 433 abstract

Approximation of the Dependence of Liquid Density on Temperature by a Power Equation

A. B. Golovanchikov, N. A. Prokhorenko, N. A. Merentsov, and Yu. V. Bogdanova p. 443 abstract

Localization of Volatile Fission Products on Pilot-Scale Ceramic Block-Type Contact Elements

M. D. Gasparyan, V. N. Grunskii, Yu. S. Mochalov, L. P. Sukhanov, O. Yu. Salnikova, S. M. Savchits, A. I. Dubko, and V. D. Stolyarov p. 448 abstract

Application Areas, Design, and Calculation of Vortex Apparatuses

E. Yu. Baranova, I. Yu. Golovanov, and A. S. Sokolov p. 455 abstract

ANALYTICAL CONTROL FOR CHEMICAL PRODUCTION. QUALITY AND CERTIFICATION OF PRODUCTS

Application of a Portable Proton NMR Flow Analyzer for Rapid Monitoring of Petroleum Product Properties and Water Contamination

R. S. Kashaev, V. O. Kozelkova, Nguyễn Đức Anh, and O. V. Kozelkov p. 463 abstract

Efficiency of Using Advanced Oxidation Processes and Activated Carbon for Municipal Wastewater Treatment

V. N. Shtepa, S. Yu. Kireev, A. V. Kozyr, A. B. Shikunets, S. N. Kireeva, Yu. N. Kirilina, and A. Z. Yangurazova p. 471 abstract

Retraction Note

Retraction Note: Development of a Sorbent Based on Chitosan and Vermiculite for Textile Wastewater Treatment

G. A. Ikhtiyarova and S. M. Turabdzhanov p. 480 abstract

Contents