State-of-the-Art in Catalysts for the Hydroconversion of Heavy Oils

A special issue of Catalysts (ISSN 2073-4344). This special issue belongs to the section "Biomass Catalysis".

Deadline for manuscript submissions: closed (30 June 2022) | Viewed by 2355

Special Issue Editor


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Guest Editor
Advanced Catalysis Lab for Energy and Environment, Departent of Chemical Engineering, Dankook University, Yongin 16982, Korea
Interests: heterogeneous catalysis; design and synthesis of nanomaterials (metal chalcogenides); X-ray absorption spectroscopy (in situ XAFS measurements); DFT calculations
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Special Issue Information

Dear Colleagues,

Catalytic hydroconversion produces clean fuels and petrochemical feedstocks by removing heteroatoms including metal, sulfur, nitrogen, oxygen, and trace contaminants, and by converting large hydrocarbon molecules into smaller, more-valuable molecules, and thus will continue to be gain importance because of the increasingly strict environmental regulations, the decreasing quality of crude oil, and growth in the demand for upgrading unconventional heavy oils. Many technological difficulties still remain in the catalytic hydroconversion of heavy oils, which is entirely different from those for model molecules and middle distillates because of the high content of heteroatoms deriving a fast catalyst deactivation. Therefore, the development of better catalysts to achieve a high activity, selectivity, and life is of great importance for optimizing hydroconversion processes. This Special Issue aims to cover recent progress and trends in designing, synthesizing, characterizing, and evaluating advanced catalysts for both hydrocracking and hydrotreating, as well as a theoretical understanding of the hydroconversion of heavy oils.

Prof. Yong-Kul Lee
Guest Editor

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Keywords

  • residue
  • heavy oil
  • hydroprocessing
  • hydroconversion
  • hydrotreating
  • hydrocracking
  • hydrodemetallization
  • hydrogenation: hydrodesulfurization
  • hydrodenitrogentaion
  • metal sulfides
  • metal phosphides

Published Papers (1 paper)

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Research

9 pages, 2496 KiB  
Article
Hydrotreating of Waste Tire Pyrolysis Oil over Highly Dispersed Ni2P Catalyst Supported on SBA-15
by Gwang-Nam Yun, Ki-Duk Kim and Yong-Kul Lee
Catalysts 2021, 11(11), 1272; https://doi.org/10.3390/catal11111272 - 22 Oct 2021
Cited by 7 | Viewed by 1841
Abstract
A highly dispersed nickel phosphide catalyst supported on SBA-15 was prepared and tested for the hydrotreating of tire pyrolysis oil (TPO). Physicochemical properties of the prepared catalyst were analyzed by CO uptake chemisorption, BET, TEM, and X-ray diffraction (XRD). An advanced technique with [...] Read more.
A highly dispersed nickel phosphide catalyst supported on SBA-15 was prepared and tested for the hydrotreating of tire pyrolysis oil (TPO). Physicochemical properties of the prepared catalyst were analyzed by CO uptake chemisorption, BET, TEM, and X-ray diffraction (XRD). An advanced technique with gas chromatography equipped with mass spectrometry and atomic emission detector was applied to investigate carbon-, sulfur-, and nitrogen-containing compounds in TPO. Hydrotreating tests were carried out in a fixed-bed continuous flow reactor at 350 °C, 3.0 MPa, and LHSV of 0.5 h−1. The Ni2P/SBA-15 exhibited an HDS conversion of 89.3% and an HDN conversion of 60.7%, which was comparable to the performance of a commercial NiMoS catalyst under the same conditions. Full article
(This article belongs to the Special Issue State-of-the-Art in Catalysts for the Hydroconversion of Heavy Oils)
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