43 Result(s)

Article

Structural and Catalytic Properties of Binary Alumina‒Amorphous Aluminosilicate Systems

Amorphous aluminosilicate‒alumina systems are investigated by a set of physicochemical means that includes studying the NMR ²⁷Al spectra of solid samples and the acidity of catalysts via ammonia temperature-progr...

V. P. Doronin, T. V. Bobkova, T. P. Sorokina, O. V. Potapenko… in Catalysis in Industry (2023)

Article

Phenol and Tetralin Co-Conversion Regularities under Catalytic Cracking Conditions

The effect of an oxygen-containing compound on the cracking of an aromatic hydrocarbon is studied using the example of a model phenol–tetralin mixture. An analysis of the temperature dependences of the crackin...

P. V. Lipin, V. P. Doronin, O. V. Potapenko, T. P. Sorokina in Catalysis in Industry (2023)

Article

Effect of the Iron Oxide Content in Bentonite Clay Incorporated into a Catalytic System on the Sulfur Distribution in the Products of Cracking from Model Sulfur-Containing Feedstock

The effect of adding clay with different contents of iron oxides to a catalytic cracking system on the distribution of feedstock sulfur in synthesized products and the amount of sulfur oxides formed during the...

T. V. Bobkova, K. I. Dmitriev, O. V. Potapenko, V. P. Doronin… in Catalysis in Industry (2023)

Article

Joint Cracking of Vacuum Gasoil with Vegetable Oils on Zeolite-Containing Catalysts of Various Compositions

The influence of the composition of a zeolite-containing catalyst on the target product distribution in joint cracking of vacuum gasoil with vegetable oils was studied. Introduction of ZSM-5 zeolite into the c...

P. V. Lipin, O. V. Potapenko, T. P. Sorokina, V. P. Doronin in Petroleum Chemistry (2022)

Article

Effect of Modification Conditions on the Physicochemical Characteristics of Y Zeolite as a Component of a Petrochemical Cracking Catalyst

This paper describes the investigation of the individual effects of the introduced quantities of rare-earth elements (REE) and of SiO₂/Al₂O₃ ratio on the physicochemical characteristics (textural ...

A. S. Yurtaeva, T. P. Sorokina, K. S. Plekhova, O. V. Potapenko… in Petroleum Chemistry (2021)

Article

Effect of Mixed Oxide Cracking Catalyst on Conversion of the Mixture of Vacuum Gas Oil and Vegetable Oil

A number of cracking catalyst samples containing Me–Mg–Al mixed oxides have been prepared. Cobalt, zinc, copper, and cerium were used as additional metals in the mixed oxide composition. When studyin...

P. V. Lipin, O. V. Potapenko, T. P. Sorokina, V. P. Doronin in Petroleum Chemistry (2021)

Article

Coconversion of n-Dodecane and 2-Methylthiophene in the Presence of Dual-Zeolite Cracking Catalysts Containing Different Amounts of Rare-Earth Elements

The effect of the rare-earth element (REE) content in dual-zeolite cracking catalysts on the conversion of n-dodecane and an n-dodecane–2-methylthiophene mixture (5000 ppm S) has been studied. The catalysts have ...

K. S. Plekhova, A. S. Yurtaeva, O. V. Potapenko, T. P. Sorokina… in Petroleum Chemistry (2020)

Article

Conversion of Oil Shale Hydroconversion Products in the Presence of Supported Nickel–Molybdenum Sulfide Catalysts

The conversion of oil shale (OS) in a hydrogen medium at a pressure of 6.0 MPa and a temperature of 400°C with the subsequent refining of the resulting products in the presence of NiMo sulfide catalysts suppor...

P. P. Dik, M. O. Kazakov, A. V. Saiko, O. V. Klimov, V. Yu. Pereyma… in Petroleum Chemistry (2020)

Article

Special Features of Cyclohexane Cracking over Dual-Zeolite Catalysts in the Presence of Sulfur and Nitrogen Compounds

Conversions of cyclohexane and cyclohexane mixtures with 2-methylthiophene (5000 ppm S) and pyrrole (500 ppm N) over dual-zeolite cracking catalysts have been studied. The catalysts have been synthesized using...

O. V. Potapenko, K. S. Plekhova, E. V. Gaifullina, A. S. Yurtaeva… in Petroleum Chemistry (2020)

Article

Catalytic Cracking of a Mixture of Vacuum Gas Oil and Vegetable Oil in the Presence of Mixed Mg–Al Oxide of Various Compositions

Effect of mixed Mg–Al oxides contained in catalysts on the distribution of target products formed in cracking of a mixture of vacuum gas oil with sunflower oil was examined. It was found that the process of de...

P. V. Lipin, O. V. Potapenko, T. P. Sorokina… in Russian Journal of Applied Chemistry (2019)

Article

Effect of Phosphorus Modification of Zeolites Y and ZSM-5 on the Cracking of Hydrotreated Vacuum Gas Oil and a Vacuum Gas Oil–Sunflower Oil Mixture

The effect of the preliminary impregnation of zeolites HREY and HZSM-5 with ammonium phosphate before introducing them into the composition of dual-zeolite catalysts has been studied. It has been found that th...

P. V. Lipin, O. V. Potapenko, T. I. Gulyaeva, T. P. Sorokina… in Petroleum Chemistry (2019)

Article

Key Features of Cotransformation of Vacuum Gas Oils and Vegetable Oils on Dual-Zeolite Cracking Catalysts

The study of cotransformation of petroleum fractions with vegetable oils on dual-zeolite cracking catalysts has revealed that vegetable oils differing in fatty acid composition admixed to vacuum gas oil, chara...

P. V. Lipin, O. V. Potapenko, T. P. Sorokina, V. P. Doronin in Petroleum Chemistry (2019)

Article

Methods for Modifying a ZSM-5 Type Zeolite to Alter the Activity of the System of Hydrogen Transfer Reactions in the Cracking of Lower Aliphatic Alcohols

The influence of the alkali treatment of ZSM-5 zeolites with a silica ratio of 30 within the NaOH : SiO₂ molar ratio of 0 : 230, as well as the modification of a ZSM-5 zeolite with phosphorus in the range of 0–8 ...

E. O. Altynkovich, K. S. Plekhova, O. V. Potapenko, V. P. Talzi… in Petroleum Chemistry (2019)

Article

Controlling the Ratio of the Reactions of Intermolecular Hydrogen Transfer and Cracking on Setups with Fixed and Recycled Catalyst Beds

The effect of the main parameters (temperature, pressure, and dilution of the reaction medium with an inert gas) of such catalytic processes as the cracking of vacuum gasoil and the hydrogenless refining and c...

O. V. Potapenko, A. S. Lutchenko, V. P. Doronin, T. P. Sorokina… in Catalysis in Industry (2019)

Article

Cotransformations of n-Hexadecane, Hexene-1, and Cyclohexane over Dual-Zeolite Cracking Catalysts

Characteristic features of the conversion of n-hexadecane, hexene-1, cyclohexane, and their mixtures over dual-zeolite catalysts for co-cracking of light and heavy fractions are considered. The maximum yield of o...

O. V. Potapenko, K. S. Plekhova, D. B. Gilyazutdinov, O. V. Krol’… in Petroleum Chemistry (2019)

Article

Additives for Carbon Monoxide Afterburning in Gases from Regeneration of a Cracking Catalyst without Noble Metals

Additives for diminishing the content of carbon monoxide in gases formed in regeneration of the cracking catalyst without noble metals were synthesized and tested. As additives of this kind can serve mixed oxi...

K. I. Dmitriev, O. V. Potapenko, T. V. Bobkova… in Russian Journal of Applied Chemistry (2019)

Article

The Formation of Properties of Ultrastable Zeolite Y for Cracking and Hydrocracking Catalysts

V. P. Doronin, T. P. Sorokina, O. V. Potapenko in Petroleum Chemistry (2019)

Article

Catalytic Cracking of Cyclohexane and 1-Hexene Mixtures on Mono-, Bi-, and Tri-Zeolite Catalysts

The effects of temperature (540–640°C), weight hour space velocity (1.0–7.0 h^–1), and steam : raw material ratios (0–2.5) on the yield of C₂–C₄ olefins, conversion, and octane characteristics in the cracking of a...

O. V. Potapenko, M. S. Khudyakov, E. O. Altynkovich… in Kinetics and Catalysis (2019)

Article

Modifying Zeolite ZSM-5 to Increase the Yield of Light Olefins in Cracking Feedstocks of Petroleum and Vegetable Origin

The effect modifying the HZSM-5 zeolite contained in a bizeolite catalyst has on the conversion of hydrotreated vacuum gas oil, vegetable oil, and a vacuum gas oil–vegetable oil mixture under conditions of cat...

V. P. Doronin, P. V. Lipin, O. V. Potapenko, V. V. Vysotskii… in Catalysis in Industry (2018)