Cu/MgO as an Efficient New Catalyst for the Non-Oxidative Dehydrogenation of Ethanol into Acetaldehyde
Abstract
:1. Introduction
2. Results and Discussion
2.1. Structural and Textural Properties
2.2. Basic Properties
2.3. XPS and TPR
2.4. Catalytic Performance
2.4.1. Effect of Cu Loading and Reaction Temperature
2.4.2. Effect of WHSV
2.4.3. Comparison of Performance for Cu/MgO with Cu/SiO2 in a Prolonged Time
3. Materials and Methods
3.1. Reagent and Materials
3.2. Catalyst Preparation
3.3. Catalyst Characterization
3.4. Catalytic Test
4. Conclusions
Author Contributions
Funding
Data Availability Statement
Conflicts of Interest
References
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Catalyst | SBET | Basicity (mmol/g) | DCu b | Coke c | |||
---|---|---|---|---|---|---|---|
(m2/g) | Weak | Medium | Strong | Total | (%) | (g CHx/mmol Cu) | |
MgO | 95 | 0.028 | 0.098 | 0.027 | 0.153 | − | − |
2.5%Cu/MgO | 63 | 0.026 | 0.078 | 0.013 | 0.117 | 52.6 | 0.107 |
5%Cu/MgO | 61 | 0.026 | 0.070 | 0.014 | 0.110 | 44.8 | 0.054 |
10%Cu/MgO | 59 | 0.028 | 0.068 | 0.013 | 0.109 | 34.4 | 0.025 |
15%Cu/MgO | 55 | 0.028 | 0.064 | 0.013 | 0.105 | 29.2 | 0.021 |
20%Cu/MgO | 45 | 0.027 | 0.063 | 0.013 | 0.103 | 26.1 | 0.021 |
20%Cu/SiO2 | 201 a | 0.013 | 0.017 | 0.006 | 0.036 | 3.6 | 0.008 |
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Tian, C.; Yue, Y.; Miao, C.; Hua, W.; Gao, Z. Cu/MgO as an Efficient New Catalyst for the Non-Oxidative Dehydrogenation of Ethanol into Acetaldehyde. Catalysts 2024, 14, 541. https://doi.org/10.3390/catal14080541
Tian C, Yue Y, Miao C, Hua W, Gao Z. Cu/MgO as an Efficient New Catalyst for the Non-Oxidative Dehydrogenation of Ethanol into Acetaldehyde. Catalysts. 2024; 14(8):541. https://doi.org/10.3390/catal14080541
Chicago/Turabian StyleTian, Chao, Yinghong Yue, Changxi Miao, Weiming Hua, and Zi Gao. 2024. "Cu/MgO as an Efficient New Catalyst for the Non-Oxidative Dehydrogenation of Ethanol into Acetaldehyde" Catalysts 14, no. 8: 541. https://doi.org/10.3390/catal14080541