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Hu J, Zhang J, Zhao Y, Yang Y. Green solvent systems for material syntheses and chemical reactions. Chem Commun (Camb) 2024; 60:2887-2897. [PMID: 38375827 DOI: 10.1039/d3cc05864f] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/21/2024]
Abstract
It is of great significance to develop environmentally benign, non-volatile and recyclable green solvents for different applications. This feature article overviews the properties of green solvent systems (e.g., ionic liquids, supercritical carbon dioxide, deep eutectic solvents and mixed green solvent systems) and their applications in (1) framework material syntheses, including metal-organic frameworks, covalent organic frameworks and hydrogen-bonded organic frameworks, and (2) CO2 conversion reactions, including photocatalytic and electrocatalytic reduction reactions. Finally, the future perspective for research on green solvent systems is proposed from different aspects.
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Affiliation(s)
- Jingyang Hu
- Beijing National Laboratory for Molecular Sciences, CAS Key Laboratory of Colloid, Interface and Chemical Thermodynamics, CAS Research/Education Center for Excellence in Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, P. R. China.
- School of Chemical Sciences, University of Chinese Academy of Sciences, Beijing 100049, P. R. China
| | - Jianling Zhang
- Beijing National Laboratory for Molecular Sciences, CAS Key Laboratory of Colloid, Interface and Chemical Thermodynamics, CAS Research/Education Center for Excellence in Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, P. R. China.
- School of Chemical Sciences, University of Chinese Academy of Sciences, Beijing 100049, P. R. China
| | - Yingzhe Zhao
- Beijing National Laboratory for Molecular Sciences, CAS Key Laboratory of Colloid, Interface and Chemical Thermodynamics, CAS Research/Education Center for Excellence in Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, P. R. China.
- School of Chemical Sciences, University of Chinese Academy of Sciences, Beijing 100049, P. R. China
| | - Yisen Yang
- Beijing National Laboratory for Molecular Sciences, CAS Key Laboratory of Colloid, Interface and Chemical Thermodynamics, CAS Research/Education Center for Excellence in Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, P. R. China.
- School of Chemical Sciences, University of Chinese Academy of Sciences, Beijing 100049, P. R. China
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2
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Rolland M, Truong NP, Parkatzidis K, Pilkington EH, Torzynski AL, Style RW, Dufresne ER, Anastasaki A. Shape-Controlled Nanoparticles from a Low-Energy Nanoemulsion. JACS AU 2021; 1:1975-1986. [PMID: 34841413 PMCID: PMC8611665 DOI: 10.1021/jacsau.1c00321] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 07/21/2021] [Indexed: 06/13/2023]
Abstract
Nanoemulsion technology enables the production of uniform nanoparticles for a wide range of applications. However, existing nanoemulsion strategies are limited to the production of spherical nanoparticles. Here, we describe a low-energy nanoemulsion method to produce nanoparticles with various morphologies. By selecting a macro-RAFT agent (poly(di(ethylene glycol) ethyl ether methacrylate-co-N-(2-hydroxypropyl) methacrylamide) (P(DEGMA-co-HPMA))) that dramatically lowers the interfacial tension between monomer droplets and water, we can easily produce nanoemulsions at room temperature by manual shaking for a few seconds. With the addition of a common ionic surfactant (SDS), these nanoscale droplets are robustly stabilized at both the formation and elevated temperatures. Upon polymerization, we produce well-defined block copolymers forming nanoparticles with a wide range of controlled morphologies, including spheres, worm balls, worms, and vesicles. Our nanoemulsion polymerization is robust and well-controlled even without stirring or external deoxygenation. This method significantly expands the toolbox and availability of nanoemulsions and their tailor-made polymeric nanomaterials.
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Affiliation(s)
- Manon Rolland
- Laboratory
for Polymeric Materials, Department of Materials, ETH Zürich, Vladimir-Prelog-Weg 5, 8093 Zürich, Switzerland
| | - Nghia P. Truong
- Laboratory
for Polymeric Materials, Department of Materials, ETH Zürich, Vladimir-Prelog-Weg 5, 8093 Zürich, Switzerland
- Monash
Institute of Pharmaceutical Sciences, Monash
University, Parkville, Victoria 3052, Australia
| | - Kostas Parkatzidis
- Laboratory
for Polymeric Materials, Department of Materials, ETH Zürich, Vladimir-Prelog-Weg 5, 8093 Zürich, Switzerland
| | - Emily H. Pilkington
- Monash
Institute of Pharmaceutical Sciences, Monash
University, Parkville, Victoria 3052, Australia
| | - Alexandre L. Torzynski
- Laboratory
of Soft and Living Materials, Department of Materials, ETH Zürich, Vladimir-Prelog-Weg 5, 8093 Zürich, Switzerland
| | - Robert W. Style
- Laboratory
of Soft and Living Materials, Department of Materials, ETH Zürich, Vladimir-Prelog-Weg 5, 8093 Zürich, Switzerland
| | - Eric R. Dufresne
- Laboratory
of Soft and Living Materials, Department of Materials, ETH Zürich, Vladimir-Prelog-Weg 5, 8093 Zürich, Switzerland
| | - Athina Anastasaki
- Laboratory
for Polymeric Materials, Department of Materials, ETH Zürich, Vladimir-Prelog-Weg 5, 8093 Zürich, Switzerland
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3
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Wang L, Guan X, Zheng C, Wang N, Lu H, Huang Z. New Low-Energy Method for Nanoemulsion Formation: pH Regulation Based on Fatty Acid/Amine Complexes. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2020; 36:10082-10090. [PMID: 32787050 DOI: 10.1021/acs.langmuir.0c01233] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/11/2023]
Abstract
Phase inversion composition methods and phase inversion temperature methods are the common methods for nanoemulsion formation. The mechanisms governing both PIC and PIT are the same: composition or temperature can trigger a change in the surfactant spontaneous curvature during the emulsification process. It is anticipated that pH may also induce a change in the spontaneous curvature of pH-responsive surfactants to prepare nanoemulsions. Therefore, fatty acid/amine complexes were synthesized through electrostatic interactions. Based on these complexes, nanoemulsions were successfully prepared by pH regulation. Electrical conductivity and pH measurements were employed to determine the phase inversion process. Dynamic light scattering, digital fluorescence microscopy, and transmission electron microscopy were employed to characterize the droplet size and morphology of the nanoemulsion. The effects of complex concentration, NaCl concentration, and pH of the system were investigated. The developed method, phase inversion pH (PIpH) method, is a moderate and easy-control method. Using this method, the size distributions of nanoemulsion are monomodal and narrow. Nanoemulsion prepared by PIpH has a unique pH-responsive behavior that can be controllably regulated among nanoemulsions, emulsions, and phase separation systems.
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Affiliation(s)
- Li Wang
- College of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu 610500, P. R. China
| | - Xueqian Guan
- College of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu 610500, P. R. China
| | - Cunchuan Zheng
- College of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu 610500, P. R. China
| | - Na Wang
- College of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu 610500, P. R. China
| | - Hongsheng Lu
- College of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu 610500, P. R. China
- Oil & Gas Field Applied Chemistry Key Laboratory of Sichuan Province, Chengdu 610500, P. R. China
| | - Zhiyu Huang
- Oil & Gas Field Applied Chemistry Key Laboratory of Sichuan Province, Chengdu 610500, P. R. China
- School of New Energy and Materials, Southwest Petroleum University, Chengdu 610500, P. R. China
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4
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Ren G, Sun Z, Wang Z, Zheng X, Xu Z, Sun D. Nanoemulsion formation by the phase inversion temperature method using polyoxypropylene surfactants. J Colloid Interface Sci 2019; 540:177-184. [DOI: 10.1016/j.jcis.2019.01.018] [Citation(s) in RCA: 53] [Impact Index Per Article: 10.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2018] [Revised: 01/03/2019] [Accepted: 01/04/2019] [Indexed: 12/17/2022]
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5
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Nik Hadzir NH, Semciw M, Lucien FP, Zetterlund PB. Aqueous heterogeneous radical polymerization of styrene under compressed ethane. J Supercrit Fluids 2018. [DOI: 10.1016/j.supflu.2018.05.020] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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6
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Emulsions in porous media: From single droplet behavior to applications for oil recovery. Adv Colloid Interface Sci 2018; 256:305-325. [PMID: 29622270 DOI: 10.1016/j.cis.2018.03.002] [Citation(s) in RCA: 76] [Impact Index Per Article: 12.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/15/2018] [Revised: 03/06/2018] [Accepted: 03/07/2018] [Indexed: 12/16/2022]
Abstract
Emulsions are suspensions of droplets ubiquitous in oil recovery from underground reservoirs. Oil is typically trapped in geological porous media where emulsions are either formed in situ or injected to elicit oil mobilization and thus enhance the amount of oil recovered. Here, we briefly review basic concepts on geometrical and wetting features of porous media, including thin film stability and fluids penetration modes, which are more relevant for oil recovery and oil-contaminated aquifers. Then, we focus on the description of emulsion flow in porous media spanning from the behaviour of single droplets to the collective flow of a suspension of droplets, including the effect of bulk and interfacial rheology, hydrodynamic and physico-chemical interactions. Finally, we describe the particular case of emulsions used in underground porous media for enhanced oil recovery, thereby discussing some perspectives of future work. Although focused on oil recovery related topics, most of the insights we provide are useful towards remediation of oil-contaminated aquifers and for a basic understanding of emulsion flow in any kind of porous media, such as biological tissues.
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7
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Polymerization of alkyl methacrylate nanoemulsions made by the phase inversion temperature method. Colloid Polym Sci 2017. [DOI: 10.1007/s00396-017-4194-6] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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8
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Daigle JC, Lucien FP, Zetterlund PB, Claverie JP. Water and Carbon Dioxide: A Unique Solvent for the Catalytic Polymerization of Ethylene in Miniemulsion. Chem Asian J 2017. [PMID: 28649783 DOI: 10.1002/asia.201700669] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
Abstract
The catalytic polymerization of ethylene is performed in water pressurized with CO2 . The size of the initial monomer droplets and of the resulting polymer particles can be varied by simply changing the CO2 pressure. Furthermore, at identical ethylene partial pressure, the polymerizations performed in the presence of CO2 are significantly faster than in its absence. Thus, the combination of CO2 and water is a promising green solvent for catalytic emulsion polymerizations.
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Affiliation(s)
- Jean-Christophe Daigle
- Quebec Center for Functional Materials, Université de Sherbrooke, Dept of Chemistry, Sherbrooke, J1K2R1, Qc, Canada
| | - Frank P Lucien
- Centre for Advanced Macromolecular Design (CAMD), School of Chemical Engineering, The University of New South Wales, Sydney, NSW, 2052, Australia
| | - Per B Zetterlund
- Centre for Advanced Macromolecular Design (CAMD), School of Chemical Engineering, The University of New South Wales, Sydney, NSW, 2052, Australia
| | - Jerome P Claverie
- Quebec Center for Functional Materials, Université de Sherbrooke, Dept of Chemistry, Sherbrooke, J1K2R1, Qc, Canada
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9
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Hadzir NHN, Dong S, Kuchel RP, Lucien FP, Zetterlund PB. Mechanistic Aspects of Aqueous Heterogeneous Radical Polymerization of Styrene under Compressed CO2. MACROMOL CHEM PHYS 2017. [DOI: 10.1002/macp.201700128] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Noor Hadzuin Nik Hadzir
- Centre for Advanced Macromolecular Design (CAMD); School of Chemical Engineering; University of New South Wales; UNSW Sydney NSW 2052 Australia
- Department of Food Technology; Faculty of Food Science and Technology; Universiti Putra Malaysia; 43400 Serdang Selangor Malaysia
| | - Siming Dong
- Centre for Advanced Macromolecular Design (CAMD); School of Chemical Engineering; University of New South Wales; UNSW Sydney NSW 2052 Australia
| | - Rhiannon P. Kuchel
- Electron Microscope Unit; Mark Wainwright Analytical Centre; University of New South Wales; UNSW Sydney NSW 2052 Australia
| | - Frank P. Lucien
- Centre for Advanced Macromolecular Design (CAMD); School of Chemical Engineering; University of New South Wales; UNSW Sydney NSW 2052 Australia
| | - Per B. Zetterlund
- Centre for Advanced Macromolecular Design (CAMD); School of Chemical Engineering; University of New South Wales; UNSW Sydney NSW 2052 Australia
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10
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LEE H, MORRISON E, ZHANG Q, MCCORMICK A. Cryogenic transmission electron microscopy study: preparation of vesicular dispersions by quenching microemulsions. J Microsc 2016; 263:293-9. [DOI: 10.1111/jmi.12392] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/14/2015] [Revised: 12/18/2015] [Accepted: 02/04/2016] [Indexed: 02/06/2023]
Affiliation(s)
- H.S. LEE
- Department of Chemical Engineering and Materials Science; University of Minnesota; Minneapolis Minnesota U.S.A
| | - E.D. MORRISON
- Ecolab Food and Beverage Division; Eagan Minnesota U.S.A
| | - Q. ZHANG
- Department of Chemical Engineering and Materials Science; University of Minnesota; Minneapolis Minnesota U.S.A
| | - A.V. MCCORMICK
- Department of Chemical Engineering and Materials Science; University of Minnesota; Minneapolis Minnesota U.S.A
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11
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Guo L, Zhao X, Zhang R, Chen C, Chen J, Chen A, Liu X, Hou Z. Mesoporous spherical silica encapsulating Pd nanoparticles prepared by CO 2 -induced mircoemulsion and catalytic application in Suzuki coupling reaction. J Supercrit Fluids 2016. [DOI: 10.1016/j.supflu.2015.07.036] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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12
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Dong S, Suzuki Y, Nik Hadzir NH, Lucien FP, Zetterlund PB. Radical polymerization of miniemulsions induced by compressed gases. RSC Adv 2016. [DOI: 10.1039/c6ra08347a] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023] Open
Abstract
Pressurization of a macroemulsion comprising a vinyl monomer/water/surfactant can result in formation of a transparent miniemulsion without use of high energy mixing, suitable for synthesis of polymeric nanoparticlesviaminiemulsion polymerization.
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Affiliation(s)
- Siming Dong
- Centre for Advanced Macromolecular Design (CAMD)
- School of Chemical Engineering
- The University of New South Wales
- Sydney
- Australia
| | - Yoshi Suzuki
- Centre for Advanced Macromolecular Design (CAMD)
- School of Chemical Engineering
- The University of New South Wales
- Sydney
- Australia
| | - Noor Hadzuin Nik Hadzir
- Centre for Advanced Macromolecular Design (CAMD)
- School of Chemical Engineering
- The University of New South Wales
- Sydney
- Australia
| | - Frank P. Lucien
- Centre for Advanced Macromolecular Design (CAMD)
- School of Chemical Engineering
- The University of New South Wales
- Sydney
- Australia
| | - Per B. Zetterlund
- Centre for Advanced Macromolecular Design (CAMD)
- School of Chemical Engineering
- The University of New South Wales
- Sydney
- Australia
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13
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Preparation of size-controlled polymer particles by polymerization of O/W emulsion monomer droplets obtained through phase inversion temperature emulsification using amphiphilic comb-like block polymers. Colloids Surf A Physicochem Eng Asp 2015. [DOI: 10.1016/j.colsurfa.2015.04.019] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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14
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Zetterlund PB, Thickett SC, Perrier S, Bourgeat-Lami E, Lansalot M. Controlled/Living Radical Polymerization in Dispersed Systems: An Update. Chem Rev 2015; 115:9745-800. [PMID: 26313922 DOI: 10.1021/cr500625k] [Citation(s) in RCA: 326] [Impact Index Per Article: 36.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/08/2023]
Affiliation(s)
- Per B Zetterlund
- Centre for Advanced Macromolecular Design (CAMD), School of Chemical Engineering, The University of New South Wales , Sydney, NSW 2052, Australia
| | - Stuart C Thickett
- Centre for Advanced Macromolecular Design (CAMD), School of Chemical Engineering, The University of New South Wales , Sydney, NSW 2052, Australia
| | - Sébastien Perrier
- Department of Chemistry, The University of Warwick , Coventry CV4 7AL, U.K.,Faculty of Pharmacy and Pharmaceutical Sciences, Monash University , Melbourne, VIC 3052, Australia
| | - Elodie Bourgeat-Lami
- Laboratory of Chemistry, Catalysis, Polymers and Processes (C2P2), LCPP group, Université de Lyon, Université Lyon 1, CPE Lyon, CNRS, UMR 5265, 43, Boulevard du 11 Novembre 1918, F-69616 Villeurbanne, France
| | - Muriel Lansalot
- Laboratory of Chemistry, Catalysis, Polymers and Processes (C2P2), LCPP group, Université de Lyon, Université Lyon 1, CPE Lyon, CNRS, UMR 5265, 43, Boulevard du 11 Novembre 1918, F-69616 Villeurbanne, France
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15
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Liu C, Mei Q, Zhang J, Kang X, Peng L, Han B, Xue Z, Sang X, Yang X, Wu Z, Li Z, Mo G. CO2as a smart gelator for Pluronic aqueous solutions. Chem Commun (Camb) 2014; 50:14233-6. [DOI: 10.1039/c4cc06623e] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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16
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Wang F, Liang L, Shi L, Liu M, Sun J. CO2-assisted synthesis of mesoporous carbon/C-doped ZnO composites for enhanced photocatalytic performance under visible light. Dalton Trans 2014; 43:16441-9. [DOI: 10.1039/c4dt02098g] [Citation(s) in RCA: 58] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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17
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Wang F, Liang L, Ma J, Shi L, Sun J. Compressed CO
2
Accelerated the Synthesis of Mesoporous Heteroatom‐Substituted Aluminophosphates for Enhanced Catalytic Activity. Eur J Inorg Chem 2014. [DOI: 10.1002/ejic.201402060] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Fangxiao Wang
- Natural Science Research Center, The Academy of Fundamental and Interdisciplinary Science, Harbin Institute of Technology, Harbin 150080, China
| | - Lin Liang
- State Key Laboratory of Urban Water Resources and Environment, Harbin Institute of Technology, Harbin 150090, China, http://homepage.hit.edu.cn/pages/sunjianmin
- School of Life Sciences and Technology, Harbin Institute of Technology, Harbin 150080, China
| | - Jun Ma
- State Key Laboratory of Urban Water Resources and Environment, Harbin Institute of Technology, Harbin 150090, China, http://homepage.hit.edu.cn/pages/sunjianmin
| | - Lei Shi
- Natural Science Research Center, The Academy of Fundamental and Interdisciplinary Science, Harbin Institute of Technology, Harbin 150080, China
| | - Jianmin Sun
- Natural Science Research Center, The Academy of Fundamental and Interdisciplinary Science, Harbin Institute of Technology, Harbin 150080, China
- State Key Laboratory of Urban Water Resources and Environment, Harbin Institute of Technology, Harbin 150090, China, http://homepage.hit.edu.cn/pages/sunjianmin
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18
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Chen Q, Xu Y, Cao X, Qin L, An Z. Core cross-linked star (CCS) polymers with temperature and salt dual responsiveness: synthesis, formation of high internal phase emulsions (HIPEs) and triggered demulsification. Polym Chem 2014. [DOI: 10.1039/c3py00942d] [Citation(s) in RCA: 54] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Abstract
Temperature and salt dually responsive core cross-linked star (CCS) polymers can effectively stabilize high internal phase emulsions (HIPEs) that show temperature and salt dual responsiveness.
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Affiliation(s)
- Qijing Chen
- Institute of Nanochemistry and Nanobiology
- College of Environmental and Chemical Engineering
- Shanghai University
- Shanghai 200444
- P. R. China
| | - Yuanyuan Xu
- Institute of Nanochemistry and Nanobiology
- College of Environmental and Chemical Engineering
- Shanghai University
- Shanghai 200444
- P. R. China
| | - Xueteng Cao
- Institute of Nanochemistry and Nanobiology
- College of Environmental and Chemical Engineering
- Shanghai University
- Shanghai 200444
- P. R. China
| | - Lianjie Qin
- School of Environmental and Material Engineering
- Yantai University
- Yantai 264005
- P. R. China
| | - Zesheng An
- Institute of Nanochemistry and Nanobiology
- College of Environmental and Chemical Engineering
- Shanghai University
- Shanghai 200444
- P. R. China
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Li W, Yang Y, Luo T, Zhang J, Han B. CO2-induced micelle to vesicle transition in zwitterionic–anionic surfactant systems. Phys Chem Chem Phys 2014; 16:3640-7. [DOI: 10.1039/c3cp54537g] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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20
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Qin L, Zhang L, Jin Q, Zhang J, Han B, Liu M. Supramolecular Assemblies of AmphiphilicL-Proline Regulated by Compressed CO2as a Recyclable Organocatalyst for the Asymmetric Aldol Reaction. Angew Chem Int Ed Engl 2013. [DOI: 10.1002/ange.201302662] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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21
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Qin L, Zhang L, Jin Q, Zhang J, Han B, Liu M. Supramolecular assemblies of amphiphilic L-proline regulated by compressed CO2 as a recyclable organocatalyst for the asymmetric aldol reaction. Angew Chem Int Ed Engl 2013; 52:7761-5. [PMID: 23776072 DOI: 10.1002/anie.201302662] [Citation(s) in RCA: 49] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/31/2013] [Revised: 05/01/2013] [Indexed: 01/09/2023]
Abstract
Compressed CO2 triggers the formation of amphiphilic proline supramolecular assemblies in water, which catalyze the asymmetric aldol reaction without any additives. Compressed CO2 can dynamically regulate the size of the assemblies and subsequently the catalyst activity and selectivity. Furthermore, CO2 provides the merit of easy separation and purification, making the process sustainable and recyclable.
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Affiliation(s)
- Long Qin
- Beijing National Laboratory for Molecular Science (BNLMS), Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100190, PR China
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22
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Zhang B, Song J, Ma J, Wang W, Zhang P, Jiang T, Han B. Acceleration of disproportionation reactions of aryl alcohols in water medium by CO2. Sci China Chem 2013. [DOI: 10.1007/s11426-013-4886-9] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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23
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Zhang J, Han B. Supercritical or compressed CO2 as a stimulus for tuning surfactant aggregations. Acc Chem Res 2013; 46:425-33. [PMID: 23106121 DOI: 10.1021/ar300194j] [Citation(s) in RCA: 57] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Abstract
Surfactant assemblies have a wide range of applications in areas such as the chemical industry, material science, biology, and enhanced oil recovery. From both theoretical and practical perspectives, researchers have focused on tuning the aggregation behaviors of surfactants. Researchers commonly use solid and liquid compounds such as cosurfactants, acids, salts, and alcohols as stimuli for tuning the aggregation behaviors. However, these additives can present economic and environmental costs and can contaminate or modify the product. Therefore researchers would like to develop effective methods for tuning surfactant aggregation with easily removable, economical, and environmentally benign stimuli. Supercritical or compressed CO(2) is abundant, nontoxic, and nonflammable and can be recycled easily after use. Compressed CO(2) is quite soluble in many liquids, and the solubility depends on pressure and temperature. Therefore researchers can continuously influence the properties of liquid solvents by controlling the pressure or temperature of CO(2). In this Account, we briefly review our recent studies on tuning the aggregation behaviors of surfactants in different media using supercritical or compressed CO(2). Supercritical or compressed CO(2) serves as a versatile regulator of a variety of properties of surfactant assemblies. Using CO(2), we can switch the micellization of surfactants in water, adjust the properties of reverse micelles, enhance the stability of vesicles, and modify the switching transition between different surfactant assemblies. We can also tune the properties of emulsions, induce the formation of nanoemulsions, and construct novel microemulsions. With these CO(2)-responsive surfactant assemblies, we have synthesized functional materials, optimized chemical reaction conditions, and enhanced extraction and separation efficiencies. Compared with the conventional solid or liquid additives, CO(2) shows some obvious advantages as an agent for modifying surfactant aggregation. We can adjust the aggregation behaviors continuously by pressure and can easily remove CO(2) without contaminating the product, and the method is environmentally benign. We can explain the mechanisms for these effects on surfactant aggregation in terms of molecular interactions. These studies expand the areas of colloid and interface science, supercritical fluid science and technology, and chemical thermodynamics. We hope that the work will influence other fundamental and applied research in these areas.
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Affiliation(s)
- Jianling Zhang
- Beijing National Laboratory for Molecular Sciences, Key Laboratory of Colloid and Interface and Thermodynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China
| | - Buxing Han
- Beijing National Laboratory for Molecular Sciences, Key Laboratory of Colloid and Interface and Thermodynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China
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Alvarado AG, Pérez-Carrillo LA, Arellano M, Rabelero M, Ceja I, Mendizábal E, Solans C, Esquena J, Puig JE. Polymerization of Hexyl Methacrylate in Nanoemulsions Made by Low and High Energy Methods. JOURNAL OF MACROMOLECULAR SCIENCE PART A-PURE AND APPLIED CHEMISTRY 2013. [DOI: 10.1080/10601325.2013.802147] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
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25
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Alvarado AG, Nolla J, Rabelero M, Pérez-Carrillo LA, Arellano M, Mendizábal E, Solans C, Puig JE. Poly(hexyl methacrylate) Nanoparticles Templating in Nanoemulsions-Made by Phase Inversion Temperature. JOURNAL OF MACROMOLECULAR SCIENCE PART A-PURE AND APPLIED CHEMISTRY 2013. [DOI: 10.1080/10601325.2013.768119] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
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Chen Q, Cao X, Liu H, Zhou W, Qin L, An Z. pH-responsive high internal phase emulsions stabilized by core cross-linked star (CCS) polymers. Polym Chem 2013. [DOI: 10.1039/c3py00488k] [Citation(s) in RCA: 62] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
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27
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Zhang B, Song J, Liu H, Han B, Jiang T, Fan H, Zhang Z, Wu T. Acceleration of disproportionation of aromatic alcohols through self-emulsification of reactants in water. CHEMSUSCHEM 2012; 5:2469-2473. [PMID: 23090937 DOI: 10.1002/cssc.201200562] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/03/2012] [Indexed: 06/01/2023]
Abstract
Exploration of new and effective routes to conduct organic reactions in water using the special properties of water/organics is of great importance. In this work, we performed the disproportionation of various aromatic alcohols in water and in different organic solvents. It was demonstrated that the disproportionation reactions of the alcohols were accelerated more effectively in water than organic-solvent-based or solvent-free reactions. A series of control experiments were conducted to study the mechanism of the accelerated reaction rate in water. It was shown that the reactants could emulsify the reactant/water systems at the reaction conditions owing to their amphiphilic nature. The regularly orientated reactant molecules at the water/reactant droplet interface improved the contact probability of the reactive groups and the Pd nanocatalysts, which is one of the main reasons for the enhanced reaction rate in water. Controlling the self-emulsification of amphiphilic reactant/water systems has great application potential for optimizing the rate and/or selectivity of many organic reactions.
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Affiliation(s)
- Binbin Zhang
- Beijing National Laboratory for Molecular Sciences, CAS Key Laboratory of Colloid and Interface and Thermodynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100190, PR China
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28
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Porous polymer particles—A comprehensive guide to synthesis, characterization, functionalization and applications. Prog Polym Sci 2012. [DOI: 10.1016/j.progpolymsci.2011.07.006] [Citation(s) in RCA: 381] [Impact Index Per Article: 31.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
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29
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Miniemulsion polymerization based on in situ surfactant formation without high-energy homogenization: effects of organic acid and counter ion. Polym J 2012. [DOI: 10.1038/pj.2012.7] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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30
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Cheng S, Ting SRS, Lucien FP, Zetterlund PB. Size-Tunable Nanoparticle Synthesis by RAFT Polymerization in CO2-Induced Miniemulsions. Macromolecules 2012. [DOI: 10.1021/ma202744f] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023]
Affiliation(s)
- Siqing Cheng
- Centre for Advanced
Macromolecular Design (CAMD), School
of Chemical Engineering, The University of New South Wales, Sydney, NSW 2052, Australia
| | - S. R. Simon Ting
- Centre for Advanced
Macromolecular Design (CAMD), School
of Chemical Engineering, The University of New South Wales, Sydney, NSW 2052, Australia
| | - Frank P. Lucien
- Centre for Advanced
Macromolecular Design (CAMD), School
of Chemical Engineering, The University of New South Wales, Sydney, NSW 2052, Australia
| | - Per B. Zetterlund
- Centre for Advanced
Macromolecular Design (CAMD), School
of Chemical Engineering, The University of New South Wales, Sydney, NSW 2052, Australia
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31
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Li J, Zhang J, Han B, Peng L, Yang G. Ionic liquid-in-ionic liquid nanoemulsions. Chem Commun (Camb) 2012; 48:10562-4. [DOI: 10.1039/c2cc36089f] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
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32
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Guo Y, Zetterlund PB. Particle formation mechanism in radical polymerization in miniemulsion based on in situ surfactant formation without high energy homogenization. POLYMER 2011. [DOI: 10.1016/j.polymer.2011.07.035] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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33
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Zhang J, Han B, Zhao Y, Li W, Liu Y. Emulsion inversion induced by CO2. Phys Chem Chem Phys 2011; 13:6065-70. [DOI: 10.1039/c0cp02870c] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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34
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Zhao Y, Zhang J, Wang Q, Li J, Han B. Water-in-oil-in-water double nanoemulsion induced by CO2. Phys Chem Chem Phys 2011; 13:684-9. [DOI: 10.1039/c0cp00869a] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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35
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Ting SRS, Min EH, Zetterlund PB. Reversible Addition–Fragmentation Chain Transfer (RAFT) Polymerization in Miniemulsion Based on In Situ Surfactant Generation. Aust J Chem 2011. [DOI: 10.1071/ch11123] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
Abstract
Reversible addition–fragmentation chain transfer (RAFT) polymerization of styrene has been implemented in aqueous miniemulsion based on the in situ surfactant generation approach using oleic acid and potassium hydroxide in the absence of high energy mixing. The best results were obtained using the RAFT agent 3-benzylsulfanyl thiocarbonyl sufanylpropionic acid (BSPAC), most likely as a result of the presence of a carboxylic acid functionality in the RAFT agent that renders it surface active and thus imparts increased colloidal stability. Stable final miniemulsions were obtained with no coagulum with particle diameters less than 200 nm. The results demonstrate that the RAFT miniemulsion polymerization of styrene employing the low energy in situ surfactant method is challenging, but that a system that proceeds predominantly by a miniemulsion mechanism can be achieved under carefully selected conditions.
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36
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Synthesis of MFI zeolites with improved crystallization rate and mesoporosity in the presence of CO2-in-water emulsions. Catal Today 2010. [DOI: 10.1016/j.cattod.2010.03.062] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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37
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Cheng S, Guo Y, Zetterlund PB. Miniemulsion Polymerization Based on Low Energy Emulsification with Preservation of Initial Droplet Identity. Macromolecules 2010. [DOI: 10.1021/ma101574x] [Citation(s) in RCA: 28] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Siqing Cheng
- Centre for Advanced Macromolecular Design (CAMD), School of Chemical Engineering, The University of New South Wales, Sydney, NSW 2052, Australia
| | - Yi Guo
- Centre for Advanced Macromolecular Design (CAMD), School of Chemical Engineering, The University of New South Wales, Sydney, NSW 2052, Australia
| | - Per B. Zetterlund
- Centre for Advanced Macromolecular Design (CAMD), School of Chemical Engineering, The University of New South Wales, Sydney, NSW 2052, Australia
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38
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Chatterjee M, Chatterjee A, Ikushima Y, Kawanami H, Ishizaka T, Sato M, Suzuki T, Yokoyama T. Preparation of silica sphere with porous structure in supercritical carbon dioxide. J Colloid Interface Sci 2010; 348:57-64. [DOI: 10.1016/j.jcis.2010.04.003] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/08/2010] [Revised: 03/26/2010] [Accepted: 04/05/2010] [Indexed: 10/19/2022]
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39
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Li W, Zhang J, Zhao Y, Hou M, Han B, Yu C, Ye J. Reversible Switching of a Micelle-to-Vesicle Transition by Compressed CO2. Chemistry 2010; 16:1296-305. [DOI: 10.1002/chem.200902465] [Citation(s) in RCA: 30] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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40
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Li W, Zhang J, Cheng S, Han B, Zhang C, Feng X, Zhao Y. Enhanced stabilization of vesicles by compressed CO2. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2009; 25:196-202. [PMID: 19049396 DOI: 10.1021/la8031545] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/27/2023]
Abstract
In this work, we studied the effect of compressed CO2 on the stability of vesicles formed in a dodecyltrimethylammonium bromide (DTAB)/sodium dodecyl sulfate (SDS) mixed surfactant system by combination of phase behavior and turbidity study, and UV-vis and fluorescence techniques. It was discovered that compressed CO2 could enhance the stability of vesicles significantly. This new and effective method to stabilize vesicles has some unique advantages over conventional methods. For example, the size and stability of the vesicles can be easily controlled by CO2 pressure; the method is greener because CO2 is a green reagent and it can be released completely after depressurization, which simplifies postseparation processes in applications. The main reason for CO2 to stabilize the vesicles is that CO2 molecules can insert into the hydrophobic bilayer region to enhance the rigidity of the vesicle film and reduce the size of the vesicles, which is different from that of conventional cosolvents (e.g., alcohols) used to stabilize vesicles. On the basis of this discovery, we developed a method to prepare hollow silica spheres using tetraethoxysilane as the precursor and CO2-stabilized vesicles as the template, in which CO2 acts as both the stabilizer of the vesicular template and the catalyst for the hydrolysis reaction of the precursor, and other cosolvents and catalysts are not required. Besides, the size of the silica hollow spheres prepared can be controlled by the pressure of CO2.
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Affiliation(s)
- Wei Li
- Beijing National Laboratory for Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100080, China
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41
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Zhang J, Han B. Supercritical CO2-continuous microemulsions and compressed CO2-expanded reverse microemulsions. J Supercrit Fluids 2009. [DOI: 10.1016/j.supflu.2008.08.014] [Citation(s) in RCA: 31] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
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42
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Zhao Y, Zhang J, Li W, Zhang C, Han B. Synthesis of uniform hollow silica spheres with ordered mesoporous shells in a CO2 induced nanoemulsion. Chem Commun (Camb) 2009:2365-7. [DOI: 10.1039/b822375k] [Citation(s) in RCA: 67] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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43
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Zhang J, Han B, Li W, Zhao Y, Hou M. Reversible Switching of Lamellar Liquid Crystals into Micellar Solutions using CO2. Angew Chem Int Ed Engl 2008; 47:10119-23. [DOI: 10.1002/anie.200803753] [Citation(s) in RCA: 29] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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44
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Zhang J, Han B, Li W, Zhao Y, Hou M. Reversible Switching of Lamellar Liquid Crystals into Micellar Solutions using CO2. Angew Chem Int Ed Engl 2008. [DOI: 10.1002/ange.200803753] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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45
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Zhao Y, Zhang J, Han B, Zhang C, Li W, Feng X, Hou M, Yang G. Effect of compressed CO2 on the properties of lecithin reverse micelles. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2008; 24:9328-9333. [PMID: 18646884 DOI: 10.1021/la801427b] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/26/2023]
Abstract
Lecithin is a very useful biosurfactant. In this work, the effects of compressed CO 2 on the critical micelle concentration (cmc) of lecithin in cyclohexane and solubilization of water, lysozyme, and PdCl 2 in the lecithin reverse micelles were studied. The micropolarity and pH value of the polar cores of the reverse micelles with and without CO 2 were also investigated. It was found that CO 2 could reduce the cmc of the micellar solution and enhance the capacity of the reverse micelles to solubilize water, the biomolecule, and the inorganic salt significantly. Moreover, the water pools could not be formed in the reverse micelles in the absence of CO 2 because of the limited amount of water solubilized. However, the water pools could be formed in the presence of CO 2 because large amounts of water could be solubilized. All of these provide more opportunity for effective utilization of this green surfactant. The possible mechanism for tuning the properties of the reverse micelles by CO 2 is discussed.
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Affiliation(s)
- Yueju Zhao
- Center for Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100080, China
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