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Guo Z, Zhang Z, Huang Y, Lin T, Guo Y, He LN, Liu T. CO 2 Valorization in Deep Eutectic Solvents. CHEMSUSCHEM 2024; 17:e202400197. [PMID: 38629214 DOI: 10.1002/cssc.202400197] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/30/2024] [Revised: 03/28/2024] [Indexed: 05/18/2024]
Abstract
The deep eutectic solvent (DES) has emerged in recent years as a valuable medium for converting CO2 into valuable chemicals because of its easy availability, stability, and safety, and its capability to dissolve carbon dioxide. CO2 valorization in DES has evolved rapidly over the past 20 years. As well as being used as solvents for acid/base-promoted CO2 conversion for the production of cyclic carbonates and carbamates, DESs can be used as reaction media for electrochemical CO2 reduction for formic acid and CO. Among these products, cyclic carbonates can be used as solvents and electrolytes, carbamate derivatives include the core structure of many herbicides and pesticides, and formic acid and carbon monoxide, the C1 electrochemical products, are essential raw materials in the chemical industries. An overview of the application of DESs for CO2 valorization in recent years is presented in this review, followed by a compilation and comparison of product types and reaction mechanisms within the different types of DESs, and an outlook on how CO2 valorization will be developed in the future.
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Affiliation(s)
- Zhenbo Guo
- State Key Laboratory of Elemento-organic Chemistry, College of Chemistry, Nankai University, Weijin Road No. 94, Tianjin, 300071, China
| | - Zhicheng Zhang
- State Key Laboratory of Elemento-organic Chemistry, College of Chemistry, Nankai University, Weijin Road No. 94, Tianjin, 300071, China
| | - Yuchen Huang
- State Key Laboratory of Elemento-organic Chemistry, College of Chemistry, Nankai University, Weijin Road No. 94, Tianjin, 300071, China
| | - Tianxing Lin
- State Key Laboratory of Elemento-organic Chemistry, College of Chemistry, Nankai University, Weijin Road No. 94, Tianjin, 300071, China
| | - Yixin Guo
- State Key Laboratory of Elemento-organic Chemistry, College of Chemistry, Nankai University, Weijin Road No. 94, Tianjin, 300071, China
| | - Liang-Nian He
- State Key Laboratory of Elemento-organic Chemistry, College of Chemistry, Nankai University, Weijin Road No. 94, Tianjin, 300071, China
| | - Tianfei Liu
- State Key Laboratory of Elemento-organic Chemistry, College of Chemistry, Nankai University, Weijin Road No. 94, Tianjin, 300071, China
- Haihe Laboratory of Sustainable Chemical Transformations, Tianjin, 300192, China
- Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai, 200032, China
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2
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Liao Q, Yuan Y, Cao J. One-step synthesis of hydroxyl-functionalized ionic hyper-cross-linked polymers with high surface areas for efficient CO 2 capture and fixation. J Colloid Interface Sci 2024; 665:958-968. [PMID: 38569312 DOI: 10.1016/j.jcis.2024.03.185] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/01/2024] [Revised: 03/20/2024] [Accepted: 03/28/2024] [Indexed: 04/05/2024]
Abstract
Ionic liquid-based functional materials have attracted significant attention for their distinctive structure in the field of CO2 capture and conversion. In this work, a series of hydroxyl-functionalized ionic hyper-cross-linked polymers are prepared through a one-step Friedel-Crafts reaction involving hypoxanthine (HX) and benzimidazole (BI) as the monomers, along with various halohydrocarbon crosslinking agents. These polymers demonstrate a high specific surface area (558-1480 m2·g-1), well-developed microporous structure, and unique ion sites, enabling them to exhibit remarkable and reversible CO2 adsorption properties. Particularly noteworthy is their CO2 adsorption capacity, which surpasses that of similar ionic polymers documented in the literature, reaching 157.5 mg·g-1 at 273 K and 1 bar. Additionally, these polymers function as recyclable catalysts in the cycloaddition reaction of CO2 and epoxides, enabling the conversion of CO2 into cyclic carbonates with yields of up to 99 % even without a co-catalyst. Mechanism investigation reveals that the introduction of hydroxyl groups in the polymer is the key to improving catalytic activity through a synergistic catalytic effect. This research provides a novel concept for designing ionic functional materials with capabilities in both CO2 adsorption and catalytic activity.
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Affiliation(s)
- Quanlan Liao
- Key Laboratory of Green Chemical and Clean Energy Technology, School of Chemistry and Chemical Engineering, Guizhou University, Guiyang 550025, China; Engineering Research Center of Efficient Utilization for Industrial Waste, Guizhou University, Guiyang, Guizhou 550025, China
| | - Yuxin Yuan
- Key Laboratory of Green Chemical and Clean Energy Technology, School of Chemistry and Chemical Engineering, Guizhou University, Guiyang 550025, China; Engineering Research Center of Efficient Utilization for Industrial Waste, Guizhou University, Guiyang, Guizhou 550025, China
| | - Jianxin Cao
- Key Laboratory of Green Chemical and Clean Energy Technology, School of Chemistry and Chemical Engineering, Guizhou University, Guiyang 550025, China; Engineering Research Center of Efficient Utilization for Industrial Waste, Guizhou University, Guiyang, Guizhou 550025, China.
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3
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Wen S, Zhang X, Wu Y. Efficient Absorption of CO 2 by Protic-Ionic-Liquid Based Deep Eutectic Solvents. Chem Asian J 2024:e202400234. [PMID: 38567977 DOI: 10.1002/asia.202400234] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/03/2024] [Revised: 03/31/2024] [Indexed: 04/29/2024]
Abstract
Carbon capture, utilization, and storage (CCUS) are among the key technologies to achieve large-scale carbon emission reduction globally. Deep eutectic solvents (DESs) are considered as designable solvents, which has attracted intensive attention for CO2 capture. Here, a series of binary DESs are synthesized through one-step mixing with the starting materials of protic ionic liquid (PIL) and amine. The eutectic behavior was investigated by measuring the melting point of PILs and amine. The saturated vapor of these DESs and industrial MDEA solution were measured and compared. These DESs are investigated to have high absorption capacity (0.1 g ⋅ g-1 at 1.0 bar and 25 °C), superior apparent absorption rate constant (0.381 min-1 vs 0.012 min-1 of 70 wt.% MDEA), moderate interaction with CO2 (the enthalpy change is as low as -34.8 kJ ⋅ mol-1). The absorption mechanism is also investigated by NMR analysis. Eight absorption/desorption regeneration experiments are carried out to show their reversibility. Considering the advantages, including convenience of synthesis, large absorption capacity, fast absorption rate, and moderate interaction energy as well as good regeneration, these DESs are believed to be as potential CO2 absorbent in practical applications.
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Affiliation(s)
- Shuyue Wen
- Key Laboratory of Mesoscopic Chemistry of MOE, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing, 210023, China
| | - Xiaomin Zhang
- Key Laboratory of Mesoscopic Chemistry of MOE, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing, 210023, China
- The Institute of Green Chemistry and Engineering, School of Chemistry and Chemical Engineering, Nanjing University, Suzhou, Jiangsu, 215163, China
| | - Youting Wu
- Key Laboratory of Mesoscopic Chemistry of MOE, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing, 210023, China
- The Institute of Green Chemistry and Engineering, School of Chemistry and Chemical Engineering, Nanjing University, Suzhou, Jiangsu, 215163, China
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4
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Shukla SK, Wang YL, Laaksonen A, Ji X. Superior gravimetric CO 2 uptake of aqueous deep-eutectic solvent solutions. Chem Commun (Camb) 2023; 59:10516-10519. [PMID: 37555647 DOI: 10.1039/d3cc02404k] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 08/10/2023]
Abstract
A 30% (w/w) [ImCl][EDA]-based deep eutectic solvent (DES) in water has demonstrated superior gravimetric CO2 uptake with desirable kinetics, lower regeneration enthalpy, and lesser degradation than the industrially popular 30% monoethanolamine (MEA) solution.
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Affiliation(s)
- Shashi Kant Shukla
- Energy Engineering, Division of Energy Science, Luleå University of Technology, Luleå 97187, Sweden.
| | - Yong-Lei Wang
- Energy Engineering, Division of Energy Science, Luleå University of Technology, Luleå 97187, Sweden.
| | - Aatto Laaksonen
- Department of Engineering Sciences and Mathematics, Energy Engineering, Division of Energy Science, Luleå University of Technology, 97187, Luleå, Sweden
- Department of Materials and Environmental Chemistry, Division of Physical Chemistry, Arrhenius Laboratory, Stockholm University, Stockholm 10691, Sweden
- Center of Advanced Research in Bionanoconjugates and Biopolymers, ''Petru Poni" Institute of Macromolecular Chemistry, Iasi 700469, Romania
- State Key Laboratory of Materials Oriented and Chemical Engineering, Nanjing Tech University, Nanjing 211816, China
| | - Xiaoyan Ji
- Energy Engineering, Division of Energy Science, Luleå University of Technology, Luleå 97187, Sweden.
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5
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Mao J, Yun Y, Li M, Liu W, Li C, Hu L, Liu J, Wang L, Li C. Dual-functionalized ionic liquid biphasic solvents with aqueous-lean for industrial carbon capture: energy-saving and high efficiency. Sep Purif Technol 2023. [DOI: 10.1016/j.seppur.2023.123722] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 04/03/2023]
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6
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Dong J, Ping R, Dai X, Wang D, Liu F, Du S, Liu M. Pyrrolidine-2,5-dione-derived ionic liquids promoted efficient transformation of flue gas CO2 into α-alkylidene cyclic carbonates at room temperature. J CO2 UTIL 2022. [DOI: 10.1016/j.jcou.2022.102227] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/31/2022]
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7
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Tuning Functionalized Ionic Liquids for CO2 Capture. Int J Mol Sci 2022; 23:ijms231911401. [PMID: 36232702 PMCID: PMC9570259 DOI: 10.3390/ijms231911401] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/27/2022] [Revised: 09/08/2022] [Accepted: 09/16/2022] [Indexed: 12/05/2022] Open
Abstract
The increasing concentration of CO2 in the atmosphere is related to global climate change. Carbon capture, utilization, and storage (CCUS) is an important technology to reduce CO2 emissions and to deal with global climate change. The development of new materials and technologies for efficient CO2 capture has received increasing attention among global researchers. Ionic liquids (ILs), especially functionalized ILs, with such unique properties as almost no vapor pressure, thermal- and chemical-stability, non-flammability, and tunable properties, have been used in CCUS with great interest. This paper focuses on the development of functionalized ILs for CO2 capture in the past decade (2012~2022). Functionalized ILs, or task-specific ILs, are ILs with active sites on cations or/and anions. The main contents include three parts: cation-functionalized ILs, anion-functionalized ILs, and cation-anion dual-functionalized ILs for CO2 capture. In addition, classification, structures, and synthesis of functionalized ILs are also summarized. Finally, future directions, concerns, and prospects for functionalized ILs in CCUS are discussed. This review is beneficial for researchers to obtain an overall understanding of CO2-philic ILs. This work will open a door to develop novel IL-based solvents and materials for the capture and separation of other gases, such as SO2, H2S, NOx, NH3, and so on.
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8
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Chen T, Chen T, Wu X, Xu Y. Effects of the structure on physicochemical properties and CO2 absorption of hydroxypyridine anion-based protic ionic liquids. J Mol Liq 2022. [DOI: 10.1016/j.molliq.2022.119743] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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9
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Experimental Investigation on Thermophysical Properties of Ammonium-Based Protic Ionic Liquids and Their Potential Ability towards CO 2 Capture. MOLECULES (BASEL, SWITZERLAND) 2022; 27:molecules27030851. [PMID: 35164113 PMCID: PMC8839255 DOI: 10.3390/molecules27030851] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 12/31/2021] [Revised: 01/23/2022] [Accepted: 01/24/2022] [Indexed: 11/29/2022]
Abstract
Ionic liquids, which are extensively known as low-melting-point salts, have received significant attention as the promising solvent for CO2 capture. This work presents the synthesis, thermophysical properties and the CO2 absorption of a series of ammonium cations coupled with carboxylate anions producing ammonium-based protic ionic liquids (PILs), namely 2-ethylhexylammonium pentanoate ([EHA][C5]), 2-ethylhexylammonium hexanoate ([EHA][C6]), 2-ethylhexylammonium heptanoate ([EHA][C7]), bis-(2-ethylhexyl)ammonium pentanoate ([BEHA][C5]), bis-(2-ethylhexyl)ammonium hexanoate ([BEHA][C6]) and bis-(2-ethylhexyl)ammonium heptanoate ([BEHA][C7]). The chemical structures of the PILs were confirmed by using Nuclear Magnetic Resonance (NMR) spectroscopy while the density (ρ) and the dynamic viscosity (η) of the PILs were determined and analyzed in a range from 293.15K up to 363.15K. The refractive index (nD) was also measured at T = (293.15 to 333.15) K. Thermal analyses conducted via a thermogravimetric analyzer (TGA) and differential scanning calorimeter (DSC) indicated that all PILs have the thermal decomposition temperature, Td of greater than 416K and the presence of glass transition, Tg was detected in each PIL. The CO2 absorption of the PILs was studied up to 29 bar at 298.15 K and the experimental results showed that [BEHA][C7] had the highest CO2 absorption with 0.78 mol at 29 bar. The CO2 absorption values increase in the order of [C5] < [C6] < [C7] anion regardless of the nature of the cation.
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10
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Li C, Zhao T, Yang A, Liu F. Highly Efficient Absorption of CO 2 by Protic Ionic Liquids-Amine Blends at High Temperatures. ACS OMEGA 2021; 6:34027-34034. [PMID: 34926950 PMCID: PMC8675009 DOI: 10.1021/acsomega.1c05416] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 09/29/2021] [Accepted: 11/25/2021] [Indexed: 06/14/2023]
Abstract
In view of the increasingly serious harm of CO2 to the environment, it is highly desirable to develop effective CO2 absorbents. In this work, we demonstrated an efficient absorption of CO2 by blends of protic ionic liquids (PILs) plus amines. The density and viscosity of investigative four PILs-amine mixtures were measured. By systematically studying the effects of the solution ratio, temperature, CO2 partial pressure, and water content on the absorption of CO2, it is found that the 3-dimethylamino-1-propylamine acetate ([DMAPAH][OAc]) plus ethanediamine (EDA) mixture shows the highest CO2 uptake of 0.295 g CO2 per g absorbent at 50 °C and 1 bar and a further increase in the absorption of CO2 to 0.299 g/g by adding water with a mass fraction of 20%. Furthermore, the absorption mechanism of CO2 in the presence and absence of water has also been investigated by FTIR and NMR spectra.
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11
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CO2 Absorption Mechanism by Diamino Protic Ionic Liquids (DPILs) Containing Azolide Anions. Processes (Basel) 2021. [DOI: 10.3390/pr9061023] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022] Open
Abstract
Protic ionic liquids have been regarded as promising materials to capture CO2, because they can be easily synthesized with an attractive capacity. In this work, we studied the CO2 absorption mechanism by protic ionic liquids (ILs) composed of diamino protic cations and azolide anions. Results of 1H nuclear magnetic resonance (NMR), 13C NMR, 2-D NMR and fourier-transform infrared (FTIR) spectroscopy tests indicated that CO2 reacted with the cations rather than with the anions. The possible reaction pathway between CO2 and azolide-based protic ILs is proposed, in which CO2 reacts with the primary amine group generated from the deprotonation of the cation by the azolide anion.
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12
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Shama VM, Swami AR, Aniruddha R, Sreedhar I, Reddy BM. Process and engineering aspects of carbon capture by ionic liquids. J CO2 UTIL 2021. [DOI: 10.1016/j.jcou.2021.101507] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
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13
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Tiwari SC, Pant KK, Upadhyayula S. Efficient CO2 absorption in aqueous dual functionalized cyclic ionic liquids. J CO2 UTIL 2021. [DOI: 10.1016/j.jcou.2020.101416] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/24/2022]
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14
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Ma J, Wang Y, Yang X, Zhu M, Wang B. DFT Study on the Chemical Absorption Mechanism of CO 2 in Diamino Protic Ionic Liquids. J Phys Chem B 2021; 125:1416-1428. [PMID: 33502202 DOI: 10.1021/acs.jpcb.0c08500] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Diamino protic ionic liquids (DPILs) possess a wide application prospect in the field of acid gas absorption. In this work, two representative DPILs, that is, dimethylethylenediamine 4-fluorophenolate ([DMEDAH][4-F-PhO]) and dimethylethylenediamine acetate ([DMEDAH][OAc]), which had been proved to display favorable CO2 absorption performance in experiments, were selected. Based on the solvation model, the different mechanisms of CO2 absorption by [DMEDAH]+ cations combined with different anions were investigated using the dispersion-corrected density functional theory method. Above all, the possible active sites of the reaction between DPILs and CO2 were analyzed by electrostatic potential (ESP) and electronegativity, and the transition states in each path were searched and verified by frequency calculation and intrinsic reaction coordinate calculation. Furthermore, the Gibbs free energy and reaction heat of each path were calculated, and the free energy barrier and enthalpy barrier diagrams were shown. It was found that the absorption path by the anion of [DMEDAH][4-F-PhO] was favorable in kinetics, while the absorption path by the cation was thermodynamically beneficial. In addition, [DMEDAH][OAc] only showed the possibility of cation absorption, and the mechanism of the transfer of active protons to weak acid anions and the formation of acetic acid molecules was more favorable. Moreover, through the structural analysis, bond order and bond energy calculation, ESP analysis of the ion pair absorption configuration, and comparison with the products of CO2 absorbed by isolated ions, it was found that the interaction between anions/cations and CO2 could weaken or enhance the interaction between anions and cations in different reaction steps. Hopefully, this study is helpful to understand the absorption mechanism of CO2 by DPILs and provides a theoretical basis for the R&D of multi-active site functionalized ILs.
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Affiliation(s)
- Jing Ma
- Key Laboratory for Green Chemical Technology of Ministry of Education, R&D Center for Petrochemical Technology, Tianjin University, Tianjin 300072, China.,Collaborative Innovation Center of Chemical Science and Engineering, Tianjin University, Tianjin 300072, China
| | - Yutong Wang
- Key Laboratory for Green Chemical Technology of Ministry of Education, R&D Center for Petrochemical Technology, Tianjin University, Tianjin 300072, China.,Collaborative Innovation Center of Chemical Science and Engineering, Tianjin University, Tianjin 300072, China
| | - Xueqing Yang
- Key Laboratory for Green Chemical Technology of Ministry of Education, R&D Center for Petrochemical Technology, Tianjin University, Tianjin 300072, China.,Collaborative Innovation Center of Chemical Science and Engineering, Tianjin University, Tianjin 300072, China
| | - Mingxuan Zhu
- Key Laboratory for Green Chemical Technology of Ministry of Education, R&D Center for Petrochemical Technology, Tianjin University, Tianjin 300072, China.,Collaborative Innovation Center of Chemical Science and Engineering, Tianjin University, Tianjin 300072, China
| | - Baohe Wang
- Key Laboratory for Green Chemical Technology of Ministry of Education, R&D Center for Petrochemical Technology, Tianjin University, Tianjin 300072, China.,Collaborative Innovation Center of Chemical Science and Engineering, Tianjin University, Tianjin 300072, China
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15
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Zanatta M, Simon NM, Dupont J. The Nature of Carbon Dioxide in Bare Ionic Liquids. CHEMSUSCHEM 2020; 13:3101-3109. [PMID: 32196140 DOI: 10.1002/cssc.202000574] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/03/2020] [Indexed: 05/22/2023]
Abstract
Ionic liquids (ILs) are among the most studied and promising materials for selective CO2 capture and transformation. The high CO2 sorption capacity associated with the possibility to activate this rather stable molecule through stabilization of ionic/radical species or covalent interactions either with the cation or anion has opened new avenues for CO2 functionalization. However, recent reports have demonstrated that another simpler and plausible pathway is also involved in the sorption/activation of CO2 by ILs associated with basic anions. Bare ILs or IL solutions contain almost invariable significant amounts of water and through interaction with CO2 generate carbonates/bicarbonates rather than carbamic acids or amidates. In these cases, the IL acts as a base and not a nucleophile and yields buffer-like solutions that can be used to shift the equilibrium toward acid products in different CO2 reutilization reactions. In this Minireview, the emergence of IL buffer-like solutions as a new reactivity paradigm in CO2 capture and activation is described and analyzed critically, mainly through the evaluation of NMR data.
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Affiliation(s)
- Marcileia Zanatta
- Institute of Chemistry-, Universidade Federal do Rio Grande do Sul, Av. Bento Gonçalves, 9500, Porto Alegre, 91501-970, RS, Brazil
- i3N|Cenimat, Materials Science Department, School of Science and Technology (FCT), NOVA University of Lisbon, Caparica, 2829-516, Portugal
| | - Nathália M Simon
- Institute of Chemistry-, Universidade Federal do Rio Grande do Sul, Av. Bento Gonçalves, 9500, Porto Alegre, 91501-970, RS, Brazil
| | - Jairton Dupont
- Institute of Chemistry-, Universidade Federal do Rio Grande do Sul, Av. Bento Gonçalves, 9500, Porto Alegre, 91501-970, RS, Brazil
- SENECA, Facultad de Química, Universidad De Murcia, 30.100., Murcia, Spain
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16
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Chemically tunable DILs: Physical properties and highly efficient capture of low-concentration SO2. Sep Purif Technol 2020. [DOI: 10.1016/j.seppur.2020.116572] [Citation(s) in RCA: 20] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023]
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17
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Zhang X, Xiong W, Peng L, Wu Y, Hu X. Highly selective absorption separation of H
2
S and CO
2
from CH
4
by novel azole‐based protic ionic liquids. AIChE J 2020. [DOI: 10.1002/aic.16936] [Citation(s) in RCA: 62] [Impact Index Per Article: 15.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Affiliation(s)
- Xiaomin Zhang
- Key Laboratory of Mesoscopic Chemistry of MOE, School of Chemistry and Chemical EngineeringNanjing University Nanjing China
| | - Wenjie Xiong
- Key Laboratory of Mesoscopic Chemistry of MOE, School of Chemistry and Chemical EngineeringNanjing University Nanjing China
| | - Lingling Peng
- Key Laboratory of Mesoscopic Chemistry of MOE, School of Chemistry and Chemical EngineeringNanjing University Nanjing China
| | - Youting Wu
- Key Laboratory of Mesoscopic Chemistry of MOE, School of Chemistry and Chemical EngineeringNanjing University Nanjing China
| | - Xingbang Hu
- Key Laboratory of Mesoscopic Chemistry of MOE, School of Chemistry and Chemical EngineeringNanjing University Nanjing China
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18
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Shukla SK, Nikjoo D, Mikkola JP. Is basicity the sole criterion for attaining high carbon dioxide capture in deep-eutectic solvents? Phys Chem Chem Phys 2020; 22:966-970. [PMID: 31848547 DOI: 10.1039/c9cp06017k] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Abstract
A critical analysis of the role of Hammett basicity (H-) and aqueous basicity (pKa) in CO2 uptake in deep-eutectic solvents (DESs) suggests that neither H- nor pKa correlates with the CO2 w/w% capacity in the studied DESs. Instead, strong "synergistic interactions" between donor and acceptor moieties satisfactorily relate to the w/w% of CO2 in DESs.
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Affiliation(s)
- Shashi Kant Shukla
- Technical Chemistry, Department of Chemistry, Chemical-Biological Centre, Umeå University, SE-90187 Umeå, Sweden.
| | - Dariush Nikjoo
- Division of Materials Science, Luleå University of Technology, SE-97187, Luleå, Sweden
| | - Jyri-Pekka Mikkola
- Technical Chemistry, Department of Chemistry, Chemical-Biological Centre, Umeå University, SE-90187 Umeå, Sweden. and Industrial Chemistry & Reaction Engineering, Department of Chemical, Engineering, Johan Gadolin Process Chemistry Centre, Åbo Akademi University, FI-20500 Åbo-Turku, Finland
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19
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Sun Y, Ren S, Hou Y, Zhang K, Wu W. Highly Efficient Absorption of NO by Dual Functional Ionic Liquids with Low Viscosity. Ind Eng Chem Res 2019. [DOI: 10.1021/acs.iecr.9b02011] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Ying Sun
- State Key Laboratory of Chemical Resource Engineering, Beijing University of Chemical Technology, Beijing 100029, China
| | - Shuhang Ren
- State Key Laboratory of Chemical Resource Engineering, Beijing University of Chemical Technology, Beijing 100029, China
| | - Yucui Hou
- Department of Chemistry, Taiyuan Normal University, Shanxi 030619, China
| | - Kai Zhang
- State Key Laboratory of Chemical Resource Engineering, Beijing University of Chemical Technology, Beijing 100029, China
| | - Weize Wu
- State Key Laboratory of Chemical Resource Engineering, Beijing University of Chemical Technology, Beijing 100029, China
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20
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Cui G, Lv M, Yang D. Efficient CO 2 absorption by azolide-based deep eutectic solvents. Chem Commun (Camb) 2019; 55:1426-1429. [PMID: 30643916 DOI: 10.1039/c8cc10085c] [Citation(s) in RCA: 55] [Impact Index Per Article: 11.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
Deep eutectic solvents formed by solid azolide ionic liquids and ethylene glycol (EG) can efficiently capture CO2. Surprisingly, NMR and FTIR results indicated that CO2 reacted with the -OH group of EG to form a carbonate species rather than reacting with azolide anions to form a carbamate species during the absorption process.
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Affiliation(s)
- Ge Cui
- School of Science, China University of Geosciences, Beijing 100083, China.
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21
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Shukla SK, Mikkola JP. Unusual temperature-promoted carbon dioxide capture in deep-eutectic solvents: the synergistic interactions. Chem Commun (Camb) 2019; 55:3939-3942. [DOI: 10.1039/c9cc00831d] [Citation(s) in RCA: 22] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
Equivalent donor and acceptor tendencies in DESs bring strong synergistic interaction into play and result in high CO2 uptake by lowering the ΔH° and ΔS°.
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Affiliation(s)
- Shashi Kant Shukla
- Technical Chemistry
- Department of Chemistry
- Chemical-Biological Centre
- Umeå University
- SE-90187 Umeå
| | - Jyri-Pekka Mikkola
- Technical Chemistry
- Department of Chemistry
- Chemical-Biological Centre
- Umeå University
- SE-90187 Umeå
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22
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Synthesis, thermophysical properties, Hammett acidity and COSMO-RS study of camphorsulfonate-based Brönsted acidic ionic liquids. J Mol Liq 2018. [DOI: 10.1016/j.molliq.2018.09.024] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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23
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Zhao T, Zhang X, Tu Z, Wu Y, Hu X. Low-viscous diamino protic ionic liquids with fluorine-substituted phenolic anions for improving CO2 reversible capture. J Mol Liq 2018. [DOI: 10.1016/j.molliq.2018.07.096] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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24
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Gao H, Bai L, Han J, Yang B, Zhang S, Zhang X. Functionalized ionic liquid membranes for CO2 separation. Chem Commun (Camb) 2018; 54:12671-12685. [DOI: 10.1039/c8cc07348a] [Citation(s) in RCA: 63] [Impact Index Per Article: 10.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Abstract
It is imperative to develop efficient, reversible and economic technologies for separating CO2 which mainly comes from flue gas, natural gas and syngas.
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Affiliation(s)
- Hongshuai Gao
- Beijing Key Laboratory of Ionic Liquids Clean Process
- State Key Laboratory of Multiphase Complex System
- Institute of Process Engineering
- Chinese Academy of Sciences
- Beijing 100190
| | - Lu Bai
- Beijing Key Laboratory of Ionic Liquids Clean Process
- State Key Laboratory of Multiphase Complex System
- Institute of Process Engineering
- Chinese Academy of Sciences
- Beijing 100190
| | - Jiuli Han
- Beijing Key Laboratory of Ionic Liquids Clean Process
- State Key Laboratory of Multiphase Complex System
- Institute of Process Engineering
- Chinese Academy of Sciences
- Beijing 100190
| | - Bingbing Yang
- Beijing Key Laboratory of Ionic Liquids Clean Process
- State Key Laboratory of Multiphase Complex System
- Institute of Process Engineering
- Chinese Academy of Sciences
- Beijing 100190
| | - Suojiang Zhang
- Beijing Key Laboratory of Ionic Liquids Clean Process
- State Key Laboratory of Multiphase Complex System
- Institute of Process Engineering
- Chinese Academy of Sciences
- Beijing 100190
| | - Xiangping Zhang
- Beijing Key Laboratory of Ionic Liquids Clean Process
- State Key Laboratory of Multiphase Complex System
- Institute of Process Engineering
- Chinese Academy of Sciences
- Beijing 100190
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