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Eftekhari-Sis B, Amirpour N, Naderahmadian A, Zirak M, Janeta M, Mahmoudi G. Amphiphilic Azo-Functionalized Polyhedral Oligomeric Silsesquioxane; Synthesis and Photo-Switched Efficient Phase Transfer via Host-Guest Encapsulation. Chempluschem 2024; 89:e202300628. [PMID: 38153180 DOI: 10.1002/cplu.202300628] [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: 11/01/2023] [Revised: 12/07/2023] [Accepted: 12/28/2023] [Indexed: 12/29/2023]
Abstract
A new amphiphilic azo-functionalized polyhedral oligomeric silsesquioxane (POSS) derivative was synthesized by functionalizing octa(3-aminopropyl)silsesquioxane (OAS-POSS) with 4-((4-(dodecyloxy)phenyl)diazenyl)benzoic acid, affording a hydrophilic amino POSS head and hydrophobic dodecyl tail with a diphenyl-azo connector. Prepared amphiphilic azo-functionalized POSS (azo-POSS) exhibited high ability for encapsulation and transferring cationic dyes into the organic phase by vigorously mixing with aqueous solutions of each dye. The photo-controlled encapsulating properties of the synthesized phase transfer reagent was studied using cationic dyes, such as methylene blue (MB), crystal violet (CV) and thymol blue in acidic conditions. Results showed more than 95 % encapsulation of MB. However, no considerable encapsulation was shown in the case of anionic dyes such as eriochrome black T (EBT) and thymol blue in alkaline solutions. By trans/cis isomerization of the azo moiety of the phase transfer reagent by UV irradiation (365 nm), the amount of dye encapsulation was decreased, which could be attributed to the formation of cis isomer that led to the folding of the dodecyl alkyl tail on the POSS moiety, and therefore prevent to lay the 3-aminopropyl moieties of POSS head to the water/DCM interface to adsorb and encapsulate MB molecules.
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Affiliation(s)
- Bagher Eftekhari-Sis
- Department of Chemistry, University of Maragheh, Golshahr, P.O.Box, 55181-83111, Maragheh, Iran
| | - Nasim Amirpour
- Department of Chemistry, University of Maragheh, Golshahr, P.O.Box, 55181-83111, Maragheh, Iran
| | - Aylar Naderahmadian
- Department of Chemistry, University of Maragheh, Golshahr, P.O.Box, 55181-83111, Maragheh, Iran
| | - Maryam Zirak
- Department of Chemistry, Payame Noor University, Tehran, Iran
| | - Mateusz Janeta
- Faculty of Chemistry, University of Wrocław F., Joliot-Curie 14, 50-383, Wrocław
| | - Ghodrat Mahmoudi
- Department of Chemistry, University of Maragheh, Golshahr, P.O.Box, 55181-83111, Maragheh, Iran
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Shang C, Xiong Z, Liu S, Yu W. Molecular Dynamics of Azobenzene Polymer with Photoreversible Glass Transition. Macromolecules 2022. [DOI: 10.1021/acs.macromol.2c00073] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Ce Shang
- Advanced Rheology Institute, Department of Polymer Science and Engineering, Frontiers Science Center for Transformative Molecules, State Key Laboratory for Metal Matrix Composite Materials, Shanghai Jiao Tong University, Shanghai 200240, P. R. China
| | - Zhongqiang Xiong
- Advanced Rheology Institute, Department of Polymer Science and Engineering, Frontiers Science Center for Transformative Molecules, State Key Laboratory for Metal Matrix Composite Materials, Shanghai Jiao Tong University, Shanghai 200240, P. R. China
| | - Sijun Liu
- Advanced Rheology Institute, Department of Polymer Science and Engineering, Frontiers Science Center for Transformative Molecules, State Key Laboratory for Metal Matrix Composite Materials, Shanghai Jiao Tong University, Shanghai 200240, P. R. China
| | - Wei Yu
- Advanced Rheology Institute, Department of Polymer Science and Engineering, Frontiers Science Center for Transformative Molecules, State Key Laboratory for Metal Matrix Composite Materials, Shanghai Jiao Tong University, Shanghai 200240, P. R. China
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3
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Brush-modified materials: Control of molecular architecture, assembly behavior, properties and applications. Prog Polym Sci 2020. [DOI: 10.1016/j.progpolymsci.2019.101180] [Citation(s) in RCA: 88] [Impact Index Per Article: 22.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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Chen F, Lin F, Zhang Q, Cai R, Wu Y, Ma X. Polyhedral Oligomeric Silsesquioxane Hybrid Polymers: Well‐Defined Architectural Design and Potential Functional Applications. Macromol Rapid Commun 2019; 40:e1900101. [DOI: 10.1002/marc.201900101] [Citation(s) in RCA: 55] [Impact Index Per Article: 11.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/28/2019] [Revised: 06/12/2019] [Indexed: 12/16/2022]
Affiliation(s)
- Fang Chen
- Research & Development Institute of Northwestern Polytechnical University in Shenzhen Shenzhen 518097 P. R. China
- The Key Laboratory of Space Applied Physics and ChemistryMinistry of EducationNorthwestern Polytechnical University Xi'an 710129 P. R. China
| | - Feng Lin
- The Key Laboratory of Space Applied Physics and ChemistryMinistry of EducationNorthwestern Polytechnical University Xi'an 710129 P. R. China
| | - Qi Zhang
- The Key Laboratory of Space Applied Physics and ChemistryMinistry of EducationNorthwestern Polytechnical University Xi'an 710129 P. R. China
| | - Rong Cai
- The Key Laboratory of Space Applied Physics and ChemistryMinistry of EducationNorthwestern Polytechnical University Xi'an 710129 P. R. China
| | - Yadong Wu
- The Key Laboratory of Space Applied Physics and ChemistryMinistry of EducationNorthwestern Polytechnical University Xi'an 710129 P. R. China
| | - Xiaoyan Ma
- Research & Development Institute of Northwestern Polytechnical University in Shenzhen Shenzhen 518097 P. R. China
- The Key Laboratory of Space Applied Physics and ChemistryMinistry of EducationNorthwestern Polytechnical University Xi'an 710129 P. R. China
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Walczak M, Franczyk A, Dutkiewicz M, Marciniec B. Synthesis of Bifunctional Silsesquioxanes (RSiMe2O)∼4(R′SiMe2O)∼4Si8O12 via Hydrosilylation of Alkenes. Organometallics 2019. [DOI: 10.1021/acs.organomet.9b00350] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Affiliation(s)
- Marcin Walczak
- Center for Advanced Technology, Adam Mickiewicz University in Poznan, Uniwersytetu Poznanskiego 10, 61-614 Poznan, Poland
- Faculty of Chemistry, Adam Mickiewicz University in Poznan, Uniwersytetu Poznanskiego 8, 61-614 Poznan, Poland
| | - Adrian Franczyk
- Center for Advanced Technology, Adam Mickiewicz University in Poznan, Uniwersytetu Poznanskiego 10, 61-614 Poznan, Poland
| | - Michał Dutkiewicz
- Center for Advanced Technology, Adam Mickiewicz University in Poznan, Uniwersytetu Poznanskiego 10, 61-614 Poznan, Poland
| | - Bogdan Marciniec
- Center for Advanced Technology, Adam Mickiewicz University in Poznan, Uniwersytetu Poznanskiego 10, 61-614 Poznan, Poland
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Zhang X, Zhao J, Ye C, Lai TY, Snyder CR, Karim A, Cavicchi KA, Simmons DS. Dynamical Correlations for Statistical Copolymers from High-Throughput Broad-Band Dielectric Spectroscopy. ACS COMBINATORIAL SCIENCE 2019; 21:276-299. [PMID: 30793882 DOI: 10.1021/acscombsci.8b00160] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
Broad-band dielectric spectroscopy (BDS) provides a powerful method of characterizing relaxation dynamics in diverse materials. Here we describe and employ a novel instrument for high-throughput broad-band dielectric spectroscopy (HTBDS) that accelerates this capability, enabling simultaneous measurements of 48 samples. This capability is based around a coaxial switching system for rapid scanning between multiple samples on the same sample stage, coordinated with shared environmental control. We validate the instrument by measuring dielectric response in three polymers, distributed across 48 sample sites, and comparing results to measurements via a standard BDS instrument. Results are found to be reproducible and are in agreement with relaxation times from traditional BDS. We then employ HTBDS to establish mixing rules for glass transition temperatures, kinetic fragility indices, and segmental stretching exponents in a series of acrylate copolymers, a matter of considerable technological interest in a variety of technological applications. Results are consistent with the empirical Fox rule for the glass transition temperature Tg averaging in polymer blends, while they reveal a linear mixing rule for kinetic fragility indices. Finally, we test several proposed correlations between these distinct dynamical properties. These results demonstrate that HTBDS enables measurements of polymer relaxation at a throughput approximately 10 times higher than that of standard BDS approaches, opening the door to high-throughput materials design of dynamic response across a broad range of frequencies.
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Affiliation(s)
- Xiao Zhang
- Department of Polymer Engineering, University of Akron, Akron, Ohio 44325, United States
| | - Jing Zhao
- Department of Polymer Engineering, University of Akron, Akron, Ohio 44325, United States
| | - Changhuai Ye
- Department of Polymer Engineering, University of Akron, Akron, Ohio 44325, United States
| | - Tzu-Yu Lai
- Department of Polymer Engineering, University of Akron, Akron, Ohio 44325, United States
| | - Chad R. Snyder
- Materials Science and Engineering Division, National Institute of Standards and Technology, Gaithersburg, Maryland 20899, United States
| | - Alamgir Karim
- Department of Chemical and Biomolecular Engineering, University of Houston, Houston, Texas 77204, United States
| | - Kevin A. Cavicchi
- Department of Polymer Engineering, University of Akron, Akron, Ohio 44325, United States
| | - David S. Simmons
- Department of Chemical and Biomedical Engineering, University of South Florida, Tampa, Florida 33620, United States
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Taherzadeh H, Ishida Y, Kameyama A. Phase-separated structures of random methacrylate copolymers with pendant POSS moieties. J Appl Polym Sci 2019. [DOI: 10.1002/app.47246] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Hossein Taherzadeh
- Department of Chemistry; Kanagawa University; 3-27-1 Rokkakubashi, Kanagawa-ku Yokohama 221-8686 Japan
| | - Yoshihito Ishida
- Department of Chemistry; Kanagawa University; 3-27-1 Rokkakubashi, Kanagawa-ku Yokohama 221-8686 Japan
| | - Atsushi Kameyama
- Department of Chemistry; Kanagawa University; 3-27-1 Rokkakubashi, Kanagawa-ku Yokohama 221-8686 Japan
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Raus V, Janata M, Čadová E. Copper Wire-Catalyzed RDRP in Nonpolar Media as a Route to Ultrahigh Molecular Weight Organic-Inorganic Hybrid Polymers. MACROMOL CHEM PHYS 2018. [DOI: 10.1002/macp.201800141] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Vladimír Raus
- Institute of Macromolecular Chemistry; Academy of Sciences of the Czech Republic; Heyrovsky Sq. 2 162 06 Prague 6 Czech Republic
| | - Miroslav Janata
- Institute of Macromolecular Chemistry; Academy of Sciences of the Czech Republic; Heyrovsky Sq. 2 162 06 Prague 6 Czech Republic
| | - Eva Čadová
- Institute of Macromolecular Chemistry; Academy of Sciences of the Czech Republic; Heyrovsky Sq. 2 162 06 Prague 6 Czech Republic
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Stefanowska K, Franczyk A, Szyling J, Pyziak M, Pawluć P, Walkowiak J. Selective Hydrosilylation of Alkynes with Octaspherosilicate (HSiMe 2 O) 8 Si 8 O 12. Chem Asian J 2018; 13:2101-2108. [PMID: 29874414 DOI: 10.1002/asia.201800726] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/09/2018] [Revised: 06/02/2018] [Indexed: 01/09/2023]
Abstract
Comprehensive studies on platinum-catalyzed hydrosilylation of a wide range of terminal and internal alkynes with spherosilicate (HSiMe2 O)8 Si8 O12 (1 a) were performed. The influence of the reaction parameters and the types of reagents and catalysts on the efficiency of the process, which enabled the creation of a versatile and selective method to synthesize olefin octafunctionalized octaspherosilicates, was studied in detail. Within this work, twenty novel 1,2-(E)-disubstituted and 1,1,2-(E)-trisubstituted alkenyl-octaspherosilicates (3 a-m, 6 n-t) were selectively obtained with high yields, and fully characterized (1 H, 13 C, 29 Si NMR, FTIR, MALDI TOF or TOF MS ES+ analysis). Moreover, the molecular structure of the compound (Me3 Si(H)C=C(H)SiMe2 O)8 Si8 O12 (3 a) was determined by X-ray crystallography for the first time. The developed procedures are the first that allow selective hydrosilylation of terminal silyl, germyl, aryl, and alkyl alkynes with 1 a, as well as the direct introduction of sixteen functional groups into the 1 a structure by the hydrosilylation of internal alkynes. This method constituted a powerful tool for the synthesis of hyperbranched compounds with a Si-O based cubic core. The resulting products, owing to their unique structure and physicochemical properties, are considered novel, multifunctional, hybrid, and nanometric building blocks, intended for the synthesis of star-shaped molecules or macromolecules, as well as nanofillers and polymer modifiers. In the presented syntheses, commercially available reagents and catalysts were used, so these methods can be easily repeated, rapidly scaled up, and widely applied.
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Affiliation(s)
- Kinga Stefanowska
- Centre for Advanced Technologies, Adam Mickiewicz University in Poznan, Umultowska 89c, 61-614, Poznan, Poland
- Faculty of Chemistry, Adam Mickiewicz University in Poznan, Umultowska 89b, 61-614, Poznan, Poland
| | - Adrian Franczyk
- Centre for Advanced Technologies, Adam Mickiewicz University in Poznan, Umultowska 89c, 61-614, Poznan, Poland
| | - Jakub Szyling
- Centre for Advanced Technologies, Adam Mickiewicz University in Poznan, Umultowska 89c, 61-614, Poznan, Poland
- Faculty of Chemistry, Adam Mickiewicz University in Poznan, Umultowska 89b, 61-614, Poznan, Poland
| | - Mikołaj Pyziak
- Faculty of Chemistry, Adam Mickiewicz University in Poznan, Umultowska 89b, 61-614, Poznan, Poland
| | - Piotr Pawluć
- Centre for Advanced Technologies, Adam Mickiewicz University in Poznan, Umultowska 89c, 61-614, Poznan, Poland
- Faculty of Chemistry, Adam Mickiewicz University in Poznan, Umultowska 89b, 61-614, Poznan, Poland
| | - Jędrzej Walkowiak
- Centre for Advanced Technologies, Adam Mickiewicz University in Poznan, Umultowska 89c, 61-614, Poznan, Poland
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