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Zhao Z, Li H, Gao X. Microwave Encounters Ionic Liquid: Synergistic Mechanism, Synthesis and Emerging Applications. Chem Rev 2024; 124:2651-2698. [PMID: 38157216 DOI: 10.1021/acs.chemrev.3c00794] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/03/2024]
Abstract
Progress in microwave (MW) energy application technology has stimulated remarkable advances in manufacturing and high-quality applications of ionic liquids (ILs) that are generally used as novel media in chemical engineering. This Review focuses on an emerging technology via the combination of MW energy and the usage of ILs, termed microwave-assisted ionic liquid (MAIL) technology. In comparison to conventional routes that rely on heat transfer through media, the contactless and unique MW heating exploits the electromagnetic wave-ions interactions to deliver energy to IL molecules, accelerating the process of material synthesis, catalytic reactions, and so on. In addition to the inherent advantages of ILs, including outstanding solubility, and well-tuned thermophysical properties, MAIL technology has exhibited great potential in process intensification to meet the requirement of efficient, economic chemical production. Here we start with an introduction to principles of MW heating, highlighting fundamental mechanisms of MW induced process intensification based on ILs. Next, the synergies of MW energy and ILs employed in materials synthesis, as well as their merits, are documented. The emerging applications of MAIL technologies are summarized in the next sections, involving tumor therapy, organic catalysis, separations, and bioconversions. Finally, the current challenges and future opportunities of this emerging technology are discussed.
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Affiliation(s)
- Zhenyu Zhao
- School of Chemical Engineering and Technology, National Engineering Research Center of Distillation Technology, Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin University, Tianjin 300072, China
| | - Hong Li
- School of Chemical Engineering and Technology, National Engineering Research Center of Distillation Technology, Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin University, Tianjin 300072, China
| | - Xin Gao
- School of Chemical Engineering and Technology, National Engineering Research Center of Distillation Technology, Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin University, Tianjin 300072, China
- Haihe Laboratory of Sustainable Chemical Transformations, Tianjin 300192, China
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2
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Rigoglioso VP, Boydston AJ. Flow Optimization of Photoredox-Mediated Metal-Free Ring-Opening Metathesis Polymerization. ACS Macro Lett 2023; 12:1479-1485. [PMID: 37870749 DOI: 10.1021/acsmacrolett.3c00545] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/24/2023]
Abstract
Photoredox-mediated metal-free ring-opening metathesis polymerization (MF-ROMP) is a convenient metal-free method to produce a variety of ROMP polymers. Transitioning MF-ROMP from a batch to a continuous flow process has yet to be demonstrated and could potentially benefit the production efficiency, safety, and modularity of reaction conditions. We designed and evaluated continuous flow and droplet flow setups and compared the results for MF-ROMP across a short series of common monomers. By using the droplet flow reactor setup, we achieved flow conversions comparable to that of batch and circumvented issues with diffusion-limited mixing and air exposure.
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Affiliation(s)
- Vincent P Rigoglioso
- Department of Chemistry, University of Wisconsin-Madison, Madison, Wisconsin 53706, United States
| | - Andrew J Boydston
- Department of Chemistry, University of Wisconsin-Madison, Madison, Wisconsin 53706, United States
- Department of Chemical and Biological Engineering, Department of Materials Science and Engineering, University of Wisconsin-Madison, Madison, Wisconsin 53706, United States
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3
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Residence time distribution in reactive and non-reactive flow systems in micro and millidevices. Chem Eng Sci 2022. [DOI: 10.1016/j.ces.2021.117163] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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4
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Bakkali-Hassani C, Hooker JP, Voorter PJ, Rubens M, Cameron NR, Junkers T. One-Pot Multifunctional Polyesters by Continuous Flow Organocatalysed Ring-Opening Polymerisation for Targeted and Tunable Materials Design. Polym Chem 2022. [DOI: 10.1039/d2py00088a] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Targeted and tunable access to biodegradable polymers will be vital for their continued adoption and use in modern materials applications. Herein we report a platform for the synthesis of well-defined,...
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5
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Den Haese M, Gemoets HPL, Van Aken K, Pitet LM. Fully biobased triblock copolymers generated using an unconventional oscillatory plug flow reactor. Polym Chem 2022. [DOI: 10.1039/d2py00600f] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Abstract
Producing block polymers in continuous flow offers significant advantages in terms of versatility, efficiency and scalability.
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Affiliation(s)
- Milan Den Haese
- Advanced Functional Polymers Laboratory, Institute for Materials Research (IMO), Hasselt University, Martelarenlaan 42, 3500 Hasselt, Belgium
| | | | - Koen Van Aken
- Creaflow B.V., Industrielaan 12, 9800 Deinze, Belgium
| | - Louis M. Pitet
- Advanced Functional Polymers Laboratory, Institute for Materials Research (IMO), Hasselt University, Martelarenlaan 42, 3500 Hasselt, Belgium
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8
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Liu Y, Yin F, Hu X, Zhu N, Guo K. Protecting-group-free synthesis of thiol-functionalized degradable polyesters. Polym Chem 2021. [DOI: 10.1039/d1py00014d] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Protecting-group-free synthesis of thiol-functionalized degradable polyesters has been developed by using chemoselective catalysis and microflow technology.
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Affiliation(s)
- Yihuan Liu
- College of Biotechnology and Pharmaceutical Engineering
- Nanjing Tech University
- Nanjing
- China
- State Key Laboratory of Materials-Oriented Chemical Engineering
| | - Fan Yin
- College of Biotechnology and Pharmaceutical Engineering
- Nanjing Tech University
- Nanjing
- China
- State Key Laboratory of Materials-Oriented Chemical Engineering
| | - Xin Hu
- State Key Laboratory of Materials-Oriented Chemical Engineering
- Nanjing Tech University
- Nanjing
- China
- College of Materials Science and Engineering
| | - Ning Zhu
- College of Biotechnology and Pharmaceutical Engineering
- Nanjing Tech University
- Nanjing
- China
- State Key Laboratory of Materials-Oriented Chemical Engineering
| | - Kai Guo
- College of Biotechnology and Pharmaceutical Engineering
- Nanjing Tech University
- Nanjing
- China
- State Key Laboratory of Materials-Oriented Chemical Engineering
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9
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Harrier DD, Kenis PJA, Guironnet D. Ring-Opening Polymerization of Cyclic Esters in an Aqueous Dispersion. Macromolecules 2020. [DOI: 10.1021/acs.macromol.0c01300] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Danielle D. Harrier
- Department of Chemical and Biomolecular Engineering, University of Illinois, Urbana—Champaign, Urbana, Illinois 61801, United States
| | - Paul J. A. Kenis
- Department of Chemical and Biomolecular Engineering, University of Illinois, Urbana—Champaign, Urbana, Illinois 61801, United States
| | - Damien Guironnet
- Department of Chemical and Biomolecular Engineering, University of Illinois, Urbana—Champaign, Urbana, Illinois 61801, United States
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10
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Zaquen N, Rubens M, Corrigan N, Xu J, Zetterlund PB, Boyer C, Junkers T. Polymer Synthesis in Continuous Flow Reactors. Prog Polym Sci 2020. [DOI: 10.1016/j.progpolymsci.2020.101256] [Citation(s) in RCA: 52] [Impact Index Per Article: 13.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/28/2023]
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11
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Walsh DJ, Schinski DA, Schneider RA, Guironnet D. General route to design polymer molecular weight distributions through flow chemistry. Nat Commun 2020; 11:3094. [PMID: 32555179 PMCID: PMC7303143 DOI: 10.1038/s41467-020-16874-6] [Citation(s) in RCA: 70] [Impact Index Per Article: 17.5] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/24/2020] [Accepted: 05/28/2020] [Indexed: 01/22/2023] Open
Abstract
The properties of a polymer are known to be intrinsically related to its molecular weight distribution (MWD); however, previous methodologies of MWD control do not use a design and result in arbitrary shaped MWDs. Here we report a precise design to synthesis protocol for producing a targeted MWD design with a simple to use, and chemistry agnostic computer-controlled tubular flow reactor. To support the development of this protocol, we constructed general reactor design rules by combining fluid mechanical principles, polymerization kinetics, and experiments. The ring opening polymerization of lactide, the anionic polymerization of styrene, and the ring opening metathesis polymerization are used as model polymerizations to develop the reactor design rules and synthesize MWD profiles. The derivation of a mathematical model enables the quantitative prediction of the experimental results, and this model provides a tool to explore the limits of any MWD design protocol.
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Affiliation(s)
- Dylan J Walsh
- Department of Chemical and Biomolecular Engineering, University of Illinois Urbana-Champaign, Urbana, IL, 61801, USA
| | - Devin A Schinski
- Department of Chemical and Biomolecular Engineering, University of Illinois Urbana-Champaign, Urbana, IL, 61801, USA
| | - Robert A Schneider
- Department of Chemical and Biomolecular Engineering, University of Illinois Urbana-Champaign, Urbana, IL, 61801, USA
| | - Damien Guironnet
- Department of Chemical and Biomolecular Engineering, University of Illinois Urbana-Champaign, Urbana, IL, 61801, USA.
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Capasso Palmiero U, Ilare J, Romani C, Moscatelli D, Sponchioni M. Surfactant-free and rinsing-resistant biodegradable nanoparticles with high adsorption on natural fibers for the long-lasting release of fragrances. Colloids Surf B Biointerfaces 2020; 190:110926. [PMID: 32155458 DOI: 10.1016/j.colsurfb.2020.110926] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/11/2020] [Revised: 02/08/2020] [Accepted: 03/01/2020] [Indexed: 11/29/2022]
Abstract
Synthetic polymers are attracting growing attention as additives for laundry and personal care products. In particular, the high volatility of many common fragrances requires the development of polymeric particles for their encapsulation and controlled release. Unfortunately, the vast majority of these carriers is made from polymers that are not biodegradable. This poses severe concerns about the accumulation of nano- and microplastics. Hence, such particles are expected to be banned from the market in the coming years. Therefore, biodegradable particles enabling a long-lasting release of the fragrances are urgently needed. In this work, we produced biodegradable nanoparticles (NPs) that are structurally composed of lactones, i.e. well known perfumes that occur naturally and that are already considered safe by regulatory agencies. We polymerized these lactones via ring opening polymerization (ROP) using an ionizable tertiary amine as initiator to produce in a single step amphiphilic oligoesters able to directly self-assemble into NPs once nanoprecipitated in water. In this way, we can produce biodegradable NPs with a perfume loading up to 85 % w/w without the need for additional surfactants. Subsequently we show that the ionizable group is able to confer a positive charge to our nanoparticles and, in turn, a high adsorption capacity on natural fibers (i.e. hairs and cotton fabric). Finally, we demonstrate the nanoparticle resistance to rinsing and their ability to confer a long-lasting fragrance perception to treated hair swatches for at least 3 weeks.
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Affiliation(s)
- Umberto Capasso Palmiero
- Department of Chemistry and Applied Biosciences, Institute for Chemical and Bioengineering, ETH Zurich, Vladimir-Prelog-Weg 1, 8093, Zurich, Switzerland
| | - Juri Ilare
- Department of Chemistry, Materials and Chemical Engineering "Giulio Natta", Politecnico di Milano, Via Mancinelli 7, 20131, Milano, Italy
| | - Carola Romani
- Department of Chemistry, Materials and Chemical Engineering "Giulio Natta", Politecnico di Milano, Via Mancinelli 7, 20131, Milano, Italy
| | - Davide Moscatelli
- Department of Chemistry, Materials and Chemical Engineering "Giulio Natta", Politecnico di Milano, Via Mancinelli 7, 20131, Milano, Italy
| | - Mattia Sponchioni
- Department of Chemistry, Materials and Chemical Engineering "Giulio Natta", Politecnico di Milano, Via Mancinelli 7, 20131, Milano, Italy.
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13
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Continuous flow photoinduced phenothiazine derivatives catalyzed atom transfer radical polymerization. Eur Polym J 2020. [DOI: 10.1016/j.eurpolymj.2020.109565] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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14
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Reis MH, Leibfarth FA, Pitet LM. Polymerizations in Continuous Flow: Recent Advances in the Synthesis of Diverse Polymeric Materials. ACS Macro Lett 2020; 9:123-133. [PMID: 35638663 DOI: 10.1021/acsmacrolett.9b00933] [Citation(s) in RCA: 65] [Impact Index Per Article: 16.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Abstract
The number of reports using continuous flow technology in tubular reactors to perform precision polymerizations has grown enormously in recent years. Flow polymerizations allow highly efficient preparation of polymers exhibiting well-defined molecular characteristics, and has been applied to a slew of monomers and various polymerization mechanisms, including anionic, cationic, radical, and ring-opening. Polymerization conducted in continuous flow offers several distinct advantages, including improved efficiency, reproducibility, and enhanced safety for exothermic polymerizations using highly toxic components, high pressures, and high temperatures. The further development of this technology is thus of relevance for many industrial polymerization processes. While much progress has been demonstrated in recent years, opportunities remain for increasing the compositional and architectural complexity of polymeric materials synthesized in a continuous fashion. Extending the reactor processing principles that have heretofore been focused on optimizing homopolymerization to include multisegment block copolymers, particularly from monomers that propagate via incompatible mechanisms, represents a major challenge and coveted target for continuous flow polymerization. Likewise, the spatial and temporal control of reactivity afforded by flow chemistry has and will continue to enable the production of complex polymeric architectures. This Viewpoint offers a brief background of continuous flow polymerization focused primarily on tubular (micro)reactors and includes selected examples that are relevant to these specific developments.
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Affiliation(s)
- Marcus H. Reis
- Department of Chemistry, University of North Carolina, Chapel Hill, North Carolina 27599, United States
| | - Frank A. Leibfarth
- Department of Chemistry, University of North Carolina, Chapel Hill, North Carolina 27599, United States
| | - Louis M. Pitet
- Advanced Polymer Functionalization Group, Institute for Materials Research (IMO), Hasselt University, Martelarenlaan 42, 3500 Hasselt, Belgium
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15
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Liu Y, Zhu N, Hu X, Huang W, Wu J, Bin X, Qiu J, Duan J, Fang Z, Guo K. Continuous flow rare earth phenolates catalyzed chemoselective ring-opening polymerization. Chem Eng Sci 2020. [DOI: 10.1016/j.ces.2019.115290] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/20/2023]
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16
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Knox ST, Warren NJ. Enabling technologies in polymer synthesis: accessing a new design space for advanced polymer materials. REACT CHEM ENG 2020. [DOI: 10.1039/c9re00474b] [Citation(s) in RCA: 19] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Abstract
This review discusses how developments in laboratory technologies can push the boundaries of what is achievable using existing polymer synthesis techniques.
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Affiliation(s)
- Stephen T. Knox
- School of Chemical and Process Engineering
- University of Leeds
- Leeds
- UK
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17
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Alwakwak AA, He Y, Almuslem A, Senter M, Itta AK, Rezaei F, Rownaghi AA. Metal- and solvent-free synthesis of aminoalcohols under continuous flow conditions. REACT CHEM ENG 2020. [DOI: 10.1039/c9re00396g] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
Abstract
Multifunctional organocatalysts were immobilized on porous hollow fiber polymer and used as intelligent and cooperative heterogeneous catalysts and continuous flow reactor for sustainable chemical transformation.
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Affiliation(s)
- Abdo-Alslam Alwakwak
- Department of Chemical & Biochemical Engineering
- Missouri University of Science and Technology
- Rolla
- USA
| | - Yingxin He
- Department of Chemical & Biochemical Engineering
- Missouri University of Science and Technology
- Rolla
- USA
| | - Ahmed Almuslem
- Department of Chemical & Biochemical Engineering
- Missouri University of Science and Technology
- Rolla
- USA
| | - Matthew Senter
- Department of Chemical & Biochemical Engineering
- Missouri University of Science and Technology
- Rolla
- USA
| | - Arun K. Itta
- School of Chemical & Biomolecular Engineering
- Georgia Institute of Technology
- Atlanta
- USA
| | - Fateme Rezaei
- Department of Chemical & Biochemical Engineering
- Missouri University of Science and Technology
- Rolla
- USA
| | - Ali A. Rownaghi
- Department of Chemical & Biochemical Engineering
- Missouri University of Science and Technology
- Rolla
- USA
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18
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Lin B, Hedrick JL, Park NH, Waymouth RM. Programmable High-Throughput Platform for the Rapid and Scalable Synthesis of Polyester and Polycarbonate Libraries. J Am Chem Soc 2019; 141:8921-8927. [DOI: 10.1021/jacs.9b02450] [Citation(s) in RCA: 50] [Impact Index Per Article: 10.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/03/2023]
Affiliation(s)
- Binhong Lin
- Department of Chemistry, Stanford University, Stanford, California 94305, United States
| | - James L. Hedrick
- IBM Research-Almaden, 650 Harry Road, San Jose, California 95120, United States
| | - Nathaniel H. Park
- IBM Research-Almaden, 650 Harry Road, San Jose, California 95120, United States
| | - Robert M. Waymouth
- Department of Chemistry, Stanford University, Stanford, California 94305, United States
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19
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Reis MH, Varner TP, Leibfarth FA. The Influence of Residence Time Distribution on Continuous-Flow Polymerization. Macromolecules 2019. [DOI: 10.1021/acs.macromol.9b00454] [Citation(s) in RCA: 69] [Impact Index Per Article: 13.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Marcus H. Reis
- Department of Chemistry, The University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599, United States
| | - Travis P. Varner
- Department of Chemistry, The University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599, United States
| | - Frank A. Leibfarth
- Department of Chemistry, The University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599, United States
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20
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Anionic Polymerization Using Flow Microreactors. MOLECULES (BASEL, SWITZERLAND) 2019; 24:molecules24081532. [PMID: 31003462 PMCID: PMC6514773 DOI: 10.3390/molecules24081532] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 03/28/2019] [Revised: 04/15/2019] [Accepted: 04/16/2019] [Indexed: 11/21/2022]
Abstract
Flow microreactors are expected to make a revolutionary change in chemical synthesis involving various fields of polymer synthesis. In fact, extensive flow microreactor studies have opened up new possibilities in polymer chemistry including cationic polymerization, anionic polymerization, radical polymerization, coordination polymerization, polycondensation and ring-opening polymerization. This review provides an overview of flow microreactors in anionic polymerization and their various applications.
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Galaverna R, Fernandes LP, Browne DL, Pastre JC. Continuous flow processing as a tool for the generation of terpene-derived monomer libraries. REACT CHEM ENG 2019. [DOI: 10.1039/c8re00237a] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Abstract
A Diels–Alder reaction employing terpenes for rapid synthesis of monomer libraries under flow conditions is presented.
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Affiliation(s)
- Renan Galaverna
- Institute of Chemistry
- University of Campinas – UNICAMP
- Campinas
- Brazil
| | | | | | - Julio C. Pastre
- Institute of Chemistry
- University of Campinas – UNICAMP
- Campinas
- Brazil
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22
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Zhu N, Hu X, Fang Z, Guo K. Continuous Flow Photoinduced Reversible Deactivation Radical Polymerization. CHEMPHOTOCHEM 2018. [DOI: 10.1002/cptc.201800032] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Ning Zhu
- College of Biotechnology and Pharmaceutical Engineering State Key Laboratory of Materials-Oriented Chemical Engineering Jiangsu National Synergetic Innovation Center for Advanced Materials Nanjing Tech University Nanjing 211800 China
| | - Xin Hu
- College of Materials Science and Engineering Jiangsu National Synergetic Innovation Center for Advanced Materials Nanjing Tech University Nanjing 211800 China
| | - Zheng Fang
- College of Biotechnology and Pharmaceutical Engineering State Key Laboratory of Materials-Oriented Chemical Engineering Jiangsu National Synergetic Innovation Center for Advanced Materials Nanjing Tech University Nanjing 211800 China
| | - Kai Guo
- College of Biotechnology and Pharmaceutical Engineering State Key Laboratory of Materials-Oriented Chemical Engineering Jiangsu National Synergetic Innovation Center for Advanced Materials Nanjing Tech University Nanjing 211800 China
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Zhu N, Huang W, Hu X, Liu Y, Fang Z, Guo K. Enzymatic Continuous Flow Synthesis of Thiol-Terminated Poly(δ-Valerolactone) and Block Copolymers. Macromol Rapid Commun 2018; 39:e1700807. [PMID: 29450925 DOI: 10.1002/marc.201700807] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/29/2017] [Revised: 01/10/2018] [Indexed: 11/08/2022]
Abstract
Thiol-terminated poly(δ-valerolactone) is directly synthesized via enzymatic 6-mercapto-1-hexanol initiated ring-opening polymerization in both batch and microreactor. By using Candida antartica Lipase B immobilized tubular reactor, narrowly dispersed poly(δ-valerolactone) with higher thiol fidelity is more efficiently prepared in contrast to the batch reactor. Moreover, the integrated enzyme packed tubular reactor system is established to perform the chain extension experiments. Thiol-terminated poly(δ-valerolactone)-block-poly(ε-caprolactone) and poly(ε-caprolactone)-block-poly(δ-valerolactone) are easily prepared by modulating the monomer introduction sequence.
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Affiliation(s)
- Ning Zhu
- College of Biotechnology and Pharmaceutical Engineering, Jiangsu National Synergetic Innovation Centre for Advanced Materials, Nanjing Tech University, Nanjing, 211800, China
| | - Weijun Huang
- College of Biotechnology and Pharmaceutical Engineering, Jiangsu National Synergetic Innovation Centre for Advanced Materials, Nanjing Tech University, Nanjing, 211800, China
| | - Xin Hu
- College of Materials Science and Engineering, Jiangsu National Synergetic Innovation Centre for Advanced Materials, Nanjing Tech University, Nanjing, 211800, China
| | - Yihuan Liu
- College of Biotechnology and Pharmaceutical Engineering, Jiangsu National Synergetic Innovation Centre for Advanced Materials, Nanjing Tech University, Nanjing, 211800, China
| | - Zheng Fang
- College of Biotechnology and Pharmaceutical Engineering, Jiangsu National Synergetic Innovation Centre for Advanced Materials, Nanjing Tech University, Nanjing, 211800, China
| | - Kai Guo
- College of Biotechnology and Pharmaceutical Engineering, State Key Laboratory of Materials-Oriented Chemical Engineering, Jiangsu National Synergetic Innovation Centre for Advanced Materials, Nanjing Tech University, Nanjing, 211800, China
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Hu X, Zhang Y, Cui G, Zhu N, Guo K. Poly(vinylidene fluoride-co-chlorotrifluoroethylene) Modification via Organocatalyzed Atom Transfer Radical Polymerization. Macromol Rapid Commun 2017; 38. [PMID: 28921703 DOI: 10.1002/marc.201700399] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/16/2017] [Revised: 07/30/2017] [Indexed: 11/07/2022]
Abstract
To address the challenge of metal contamination, a "graft from" approach via organocatalyzed atom transfer radical polymerization (O-ATRP) is developed to synthesize poly(vinylidene fluoride-co-chlorotrifluoroethylene) (P(VDF-co-CTFE)) graft copolymers. N-phenylphenothiazine is utilized as a model organic photoredox catalyst for catalyzing the (co)polymerization of methyl methacrylate (MMA), methacrylate (MA), and n-butyl acrylate (BA). By employing this technique, high temporal control of polymerization and graft content are achieved. A series of P(VDF-co-CTFE)-g-PMMA, P(VDF-co-CTFE)-g-PMA, and P(VDF-co-CTFE)-g-PBA is prepared under mild conditions. The resultant graft copolymer can be used as macroinitiator to re-initiate O-ATRP to synthesize P(VDF-co-CTFE)-g-(PMMA-b-PMA), which might exhibit the potential application as novel dielectric material.
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Affiliation(s)
- Xin Hu
- College of Materials Science and Engineering, Nanjing Tech University, Nanjing, 211800, China
| | - Yajun Zhang
- College of Biotechnology and Pharmaceutical Engineering, Nanjing Tech University, Nanjing, 211800, China
| | - Guopeng Cui
- College of Biotechnology and Pharmaceutical Engineering, Nanjing Tech University, Nanjing, 211800, China
| | - Ning Zhu
- College of Biotechnology and Pharmaceutical Engineering, Nanjing Tech University, Nanjing, 211800, China
| | - Kai Guo
- College of Biotechnology and Pharmaceutical Engineering, State Key Laboratory of Materials-Oriented Chemical Engineering, Nanjing Tech University, Nanjing, 211800, China
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25
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Osorio Meléndez D, Castro-Osma JA, Lara-Sánchez A, Rojas RS, Otero A. Ring-opening polymerization and copolymerization of cyclic esters catalyzed by amidinate aluminum complexes. ACTA ACUST UNITED AC 2017. [DOI: 10.1002/pola.28629] [Citation(s) in RCA: 30] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Danay Osorio Meléndez
- Nucleus Millennium Chemical Processes and Catalysis (CPC); Laboratorio de Química Inorgánica, Facultad de Química, Pontificia Universidad Católica de Chile; Santiago Chile
| | - José A. Castro-Osma
- Universidad de Castilla-La Mancha; Departamento de Química Inorgánica, Orgánica y Bioquímica-Centro de Innovación en Química Avanzada (ORFEO-CINQA), Facultad de Farmacia; Albacete 02071 Spain
| | - Agustín Lara-Sánchez
- Universidad de Castilla-La Mancha; Departamento de Química Inorgánica, Orgánica y Bioquímica-Centro de Innovación en Química Avanzada (ORFEO-CINQA), Facultad de Ciencias y Tecnologías Químicas; Ciudad Real 13071 Spain
| | - René S. Rojas
- Nucleus Millennium Chemical Processes and Catalysis (CPC); Laboratorio de Química Inorgánica, Facultad de Química, Pontificia Universidad Católica de Chile; Santiago Chile
| | - Antonio Otero
- Universidad de Castilla-La Mancha; Departamento de Química Inorgánica, Orgánica y Bioquímica-Centro de Innovación en Química Avanzada (ORFEO-CINQA), Facultad de Ciencias y Tecnologías Químicas; Ciudad Real 13071 Spain
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