Results 11 to 20 of about 10,185 (206)

TiO<sub>2</sub>-Supported Ru-Fe Catalysts for the Hydrodeoxygenation of Bis(2-hydroxyethyl) Terephthalate (BHET) Prepared by the Glycolysis of Polyethylene Terephthalate (PET). [PDF]

open access: yesChemSusChem
Plastic waste serves as a source of petrochemical feedstocks. Bis(2‐hydroxyethyl) terephthalate (BHET) obtained from polyethylene terephthalate (PET) underwent hydrodeoxygenation to saturated C6–C8 cycloalkanes over Ru/Fe/TiO2. Proximity between Ru and Fe oxide depleted the electron density of Ru, modulated its catalytic activity, and suppressed ...
Lee Y   +10 more
europepmc   +2 more sources

Diamondoids Under Pressure

open access: yesGeophysical Monograph Series, Page 341-349., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Sulgiye Park, Yu Lin, Wendy L. Mao
wiley  

+1 more source

Triglycerides Hydrocracking Reaction of Nyamplung Oil with Non-sulfided CoMo/γ-Al2O3 Catalysts

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2018
The purpose of this research are to study the temperature influence in hydrocracking process of the nyamplung oil (Calophyllum inophyllum) using a non-sulfided CoMo/γ-Al2O3 catalyst and to develop a simple kinetic model in interpreting the data of ...
Rismawati Rasyid   +4 more
doaj   +1 more source

Process Simulation and Life Cycle Assessment of Waste Plastics: A Comparison of Pyrolysis and Hydrocracking

open access: yesMolecules, 2022
Pyrolysis and hydrocracking of plastic waste can produce valuable products with manageable effects on the environment as compared to landfilling and incineration.
Muhammad Usman Azam   +2 more
doaj   +1 more source

Fuel Production from LDPE-based Plastic Waste over Chromium Supported on Sulfated Zirconia

open access: yesIndonesian Journal of Chemistry, 2020
The preparation, characterization, and catalytic activity test of sulfated zirconia (SZ) modified with chromium for the hydrocracking of LDPE-based plastic waste have been investigated. SZ was prepared by wet impregnation method using zirconia nanopowder
Latifah Hauli   +2 more
doaj   +1 more source

Synthesis of Mesoporous Silica from Beach Sand by Sol-Gel Method as a Ni Supported Catalyst for Hydrocracking of Waste Cooking Oil

open access: yesIndonesian Journal of Chemistry, 2022
Mesoporous silica (MS) supported by nickel was synthesized from Parangtritis beach sand and assessed for its activity and selectivity as catalysts in hydrocracking waste cooking oil into biofuel. The synthesis of MS was done by the sol-gel method.
Siti Salamah   +3 more
doaj   +1 more source

The mechanism of pyridine hydrogenolysis on molybdenum-containing catalysts : III. Cracking, hydrocracking, dehydrogenation and disproportionation of pentylamine [PDF]

open access: yes, 1974
The conversion of pentylamine on a MoO3-Al2O3 catalyst was studied between 250 and 350 °C, at various hydrogen pressures. The reactions observed were cracking to pentene and ammonia, hydrocracking to pentane and ammonia, dehydrogenation to pentanimine ...
Mars, P., Sonnemans, J.
core   +2 more sources

Hydrocracking of Heavy Fischer–Tropsch Wax Distillation Residues and Its Blends with Vacuum Gas Oil Using Phonolite-Based Catalysts

open access: yesMolecules, 2021
The Fischer–Tropsch heavy fraction is a potential feedstock for transport-fuels production through co-processing with fossil fuel fraction. However, there is still the need of developing new and green catalytic materials able to process this feedstock ...
Jakub Frątczak   +4 more
doaj   +1 more source

The mechanism of pyridine hydrogenolysis on molybdenum-containing catalysts : IV. The conversion of piperidine [PDF]

open access: yes, 1973
The conversion of piperidine was investigated on a CoO-MoO3-Al2O3 catalysts as a function of the temperature, reaction time, initial piperidine partial pressure and the hydrogen pressure.\ud \ud At 60 atm of hydrogen and conversions below 50% piperidine ...
Mars, P., Neyens, W.J., Sonnemans, J.
core   +2 more sources

Preparation and Characterization of NiMo/Al2O3Catalyst for Hydrocracking Processing

open access: yesE3S Web of Conferences, 2018
Hydrocracking is a chemical process used in petroleum refineries for converting high boiling hydrocarbons in petroleum crude oils to more valuable lower boiling products such as gasoline, kerosene, and diesel oil that operate at high temperature and ...
Widiyadi Aditya   +5 more
doaj   +1 more source

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