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Catalytic cycloaddition of CO(2 )to epoxides by the synergistic effect of acidity and alkalinity in a functionalized biochar 🔍
Cheng, Bin-Hai;Deng, Lin-Jie;Jiang, Jun;Jiang, Hong(Univ Sci & Technol China, Dept Appl Chem, CAS Key Lab Urban Pollutant Convers, Hefei 230026, Peoples R China.;Univ Sci & Technol China, CAS Ctr Excellence Nanosci, Sch Chem & Mat Sci, Hefei Natl Lab Phys Sci Microscale, Hefei 230026, Peoples R China.;Tsinghua Univ, Sch Environm, Beijing 100084, Peoples R China.) CHEMICAL ENGINEERING JOURNAL, Part 2, Vol.442
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description
Cycloaddition of CO2 to epoxides is an efficient way for CO2 fixation and recycling. Currently...
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类型: 期刊
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作者及作者单位: Cheng, Bin-Hai;Deng, Lin-Jie;Jiang, Jun;Jiang, Hong（Univ Sci & Technol China, Dept Appl Chem, CAS Key Lab Urban Pollutant Convers, Hefei 230026, Peoples R China.;Univ Sci & Technol China, CAS Ctr Excellence Nanosci, Sch Chem & Mat Sci, Hefei Natl Lab Phys Sci Microscale, Hefei 230026, Peoples R China.;Tsinghua Univ, Sch Environm, Beijing 100084, Peoples R China.）
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期刊名: CHEMICAL ENGINEERING JOURNAL
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年份: 2022
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卷号: Vol.442
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期号: Part 2
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页码: P136265
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摘要: Cycloaddition of CO2 to epoxides is an efficient way for CO2 fixation and recycling. Currently...
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基金: National Natural Science Foundation of China [21876166, 22076178]; University of Science and...
Alternative description
Catalytic cycloaddition of CO2 to epoxides by the synergistic effect of acidity and alkalinity in a functionalized biochar 1
1 Introduction 1
2 Experimental 2
2.1 Materials 2
2.2 Preparation of catalysts 2
2.3 Characterization of materials 2
2.4 Cycloaddition of CO2 with epoxides 2
2.5 DFT calculation methods 2
2.6 Carbon flow calculation 3
3 Results and discussion 3
3.1 N,O-rich Biochar produced through one-step biomass pyrolysis 3
3.2 Surface functionalization of the N,O-rich biochar 3
3.3 Catalytic cycloaddition of CO2 and epoxides 4
3.3.1 Effect of catalysts 4
3.3.2 Effect of CO2 pressure and reaction temperature 5
3.3.3 Effect of different substituent epoxides 5
3.3.4 Reusability of the catalyst 5
3.3.5 Revealing the synergistic effect of doped nitrogen and oxygen 5
3.4 Energy and environmental implications 7
4 Conclusions 7
Declaration of Competing Interest 7
Acknowledgement 7
Appendix A Supplementary data 8
References 8
date open sourced
2024-12-16
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