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Dimethyl carbonate (DMC) can be applied as a greener alternative to more hazardous materials, e.g. phosgene or dimethyl sulfate. Herein, one-pot synthesis of DMC from propylene oxide, methanol and CO2 using alkali halide catalysts under mild conditions was studied. Addition of Zn powder to the K2CO3-NaBr-ZnO catalyst s... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '20 bar', 'Temperature': '160 °C', 'Catalyst': 'halide catalysts'} |
In this work, intermetallic PdZn-ZnO catalysts supported on high surface area TiO2 were synthesized using metal-organic precursors and different Zn/Pd molar ratio (2.5, 5 and 7.5). The use of organic Pd and Zn precursors in the impregnation of TiO2 has made it possible to achieve the formation of PdO and ZnO nanopartic... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '30 bar', 'Temperature': '5 °C', 'Catalyst': 'TiO2 catalysts'} |
Copper-zeolites have been reported to catalyze the direct conversion of methane to methanol. In this work, we report that pretreatment of copper-mordenite (Cu-MOR) using a gas mixture of NO and NH3 (NO/NH3) results in remarkably increased activity for the direct oxidation of methane to methanol. The methanol yield over... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '40 bar', 'Temperature': '200 °C', 'Catalyst': 'pretreated catalysts'} |
One of the methods of industrial dimethyl ether production is the catalytic dehydration of methanol. In this research work, methanol dehydration reactor has been modeled using continuous model and its results have been compared with experimental works and Voronoi pore network model. A 1D heterogeneous dispersed plug fl... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '1.46 bar', 'Temperature': '551 K', 'Catalyst': 'Al2O3 catalyst'} |
Silica-supported silver nanoparticles exhibit outstanding efficiency in the CO2 hydrogenation to methyl formate in the presence of methanol under high pressure. Here, we show that ZrO2 and Al2O3 supports significantly increase the catalyst activity, in line with their higher Lewis acidity. The weight time yield of meth... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '300 bar', 'Temperature': '152 °C', 'Catalyst': 'Ag catalysts'} |
Dedicated bioenergy combined with carbon capture and storage are important elements for the mitigation scenarios to limit the global temperature rise within 1.5 ° C . Thus, the productions of carbon-negative fuels and chemicals from biomass is a key for accelerating global decarbonisation. The conversion of biomass in... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '80 bar', 'Temperature': '3.2 °C', 'Catalyst': 'reformer catalyst'} |
A potential measure to mitigate climate change and high energy consumption is the conversion of the abundant carbon dioxide (CO2) in industrial flue gas into value-added products. Herein, combined with the 300,000 tonnes of electrolytic manganese metal technical renovation project of Tianyuan Manganese Industry in Ning... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '50 bar', 'Temperature': '501 K', 'Catalyst': 'Zr catalyst'} |
The hydrogenation of CO2 to methanol is one of the promising CO2 utilization routes in the industry that can contribute to emissions mitigation. In this work, improved operating conditions were reported for the sustainable catalytic hydrogenation of CO2 to methanol using Cu/ZnO/Al2O3 catalyst operated at 70 bar and 210... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '150 bar', 'Temperature': '250 °C', 'Catalyst': 'Al2O3 catalyst'} |
Photo-thermal reduction of atmospheric carbon dioxide into methane, methanol, and carbon monoxide under mild conditions over suitable (photo)catalysts is a feasible pathway for the production of fuels and platform chemicals with minimal involvement of fossil fuels. In this perspective, we showcase transition metal nano... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '100 bar', 'Temperature': '340 °C', 'Catalyst': 'semiconductor catalysts'} |
The effect of adding Ag to CuO-ZrO2 catalysts for the hydrogenation of CO2 to methanol was investigated using CuO-ZrO2, Ag/CuO-ZrO2, and Ag/ZrO2. The addition of Ag to CuO-ZrO2 catalysts decreased the specific surface area and also broke its mesostructure. Thus, Ag played a significant role as a sintering aid in the pr... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '10 bar', 'Temperature': '230 °C', 'Catalyst': 'ZrO2 catalysts'} |
Cu-ZnO-Al2O3 is the most widely applied catalyst for CO2 hydrogenation to methanol. However, it is still a challenge to produce methanol using this catalyst under low-temperature (<250 °C) and low-pressure (<10 bar) conditions with desirable yield and selectivity. In this work, by tuning the experimental processing pa... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '10 bar', 'Temperature': '250 °C', 'Catalyst': 'Al2O3 catalyst'} |
Microalgae are important biodiesel feedstocks because of their high lipid content and low land requirement for cultivation. One method of harvesting and concentrating algal biomass is by means of a foam column using surfactant CTAB as a collector and foaming agent, however, the downstream treatments for the “foamateâ... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '0.48 bar', 'Temperature': '60 °C', 'Catalyst': 'base catalyst'} |
The viability of catalyzed CO2 conversion routes strongly depends on improving the catalytic performance and understanding of the process. Herein, we investigate the effect of Ca loading on PdZn/CeO2 catalysts prepared using the sol–gel chelatization method for CO2 hydrogenation to methanol. A remarkable improvement ... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '20 bar', 'Temperature': '1.5 °C', 'Catalyst': 'CeO2 catalyst'} |
Catalytic hydrogenation of CO2 to methanol has gained considerable interest for its significant role in CO2 utilization using heterogeneous catalysts. This study is the first to propose a kinetic model based on Langmuir-Hinshelwood-Hougen-Watson (LHHW) mechanism for CO2 hydrogenation to methanol over a highly effective... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '40 bar', 'Temperature': '200 °C', 'Catalyst': 'In2O3 catalyst'} |
Direct conversion of CO2 via hydrogenation to value-added chemicals is a vital approach for utilising CO2 emitted into the atmosphere. In this paper, a critical analysis of reaction kinetic modelling studies is explored in a fixed bed reactor to improve methanol yield for different H2 to CO2 ratios by simulating a lab-... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '40 bar', 'Temperature': '250 °C', 'Catalyst': 'CuZA catalyst'} |
The method of Computational Fluid Dynamics is used to predict the process parameters and select the optimum operating regime of a methanol reformer for on-board production of hydrogen as fuel for a 3 kW High-Temperature Proton Exchange Membrane Fuel Cell power system. The analysis uses a three reactions kinetics model ... | Extract the Pressure, Temperature, and Catalyst from the given input and provide them in a dictionary format with keys as "Pressure", "Temperature" and "Catalyst". | {'Pressure': '1 atm', 'Temperature': '180 °C', 'Catalyst': 'Al2O3 catalyst'} |
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