Microporous Materials Based on Norbornadiene-Based Cross-Linked Polymers
New microporous homopolymers were readily prepared from norbornadiene-2,5, its dimer and trimer by addition (vinyl) polymerization of the corresponding monomers with 60⁻98% yields. As a catalyst Pd-<i>N</i>-heterocyclic carbene complex or Ni(II) 2-ethylhexanoate activated with...
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MDPI AG
2018-12-01
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author | Dmitry A. Alentiev Dariya M. Dzhaparidze Natalia N. Gavrilova Victor P. Shantarovich Elena V. Kiseleva Maxim A. Topchiy Andrey F. Asachenko Pavel S. Gribanov Mikhail S. Nechaev Sergey A. Legkov Galina N. Bondarenko Maxim V. Bermeshev |
author_facet | Dmitry A. Alentiev Dariya M. Dzhaparidze Natalia N. Gavrilova Victor P. Shantarovich Elena V. Kiseleva Maxim A. Topchiy Andrey F. Asachenko Pavel S. Gribanov Mikhail S. Nechaev Sergey A. Legkov Galina N. Bondarenko Maxim V. Bermeshev |
author_sort | Dmitry A. Alentiev |
collection | DOAJ |
description | New microporous homopolymers were readily prepared from norbornadiene-2,5, its dimer and trimer by addition (vinyl) polymerization of the corresponding monomers with 60⁻98% yields. As a catalyst Pd-<i>N</i>-heterocyclic carbene complex or Ni(II) 2-ethylhexanoate activated with Na<sup>+</sup>[B(3,5-(CF<sub>3</sub>)<sub>2</sub>C<sub>6</sub>H<sub>3</sub>)<sub>4</sub>]<sup>−</sup> or methylaluminoxane was used. The synthesized polynorbornenes are cross-linked and insoluble. They are glassy and amorphous polymers. Depending on the nature of the catalyst applied, BET surface areas were in the range of 420⁻970 m<sup>2</sup>/g. The polymers with the highest surface area were obtained in the presence of Pd-catalysts from the trimer of norbornadiene-2,5. The total pore volume of the polymers varies from 0.39 to 0.79 cm<sup>3</sup>/g, while the true volume of micropores was 0.14⁻0.16 cm<sup>3</sup>/g according to t-plot. These polymers gave CO<sub>2</sub> uptake from 1.2 to 1.9 mmol/g at 273 K and 1 atm. The porous structure of new polymers was also studied by means of wide-angle X-ray diffraction and positron annihilation lifetime spectroscopy. |
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language | English |
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spelling | doaj.art-3681d9b4c98c48e895e8039544ce82622022-12-22T02:46:41ZengMDPI AGPolymers2073-43602018-12-011012138210.3390/polym10121382polym10121382Microporous Materials Based on Norbornadiene-Based Cross-Linked PolymersDmitry A. Alentiev0Dariya M. Dzhaparidze1Natalia N. Gavrilova2Victor P. Shantarovich3Elena V. Kiseleva4Maxim A. Topchiy5Andrey F. Asachenko6Pavel S. Gribanov7Mikhail S. Nechaev8Sergey A. Legkov9Galina N. Bondarenko10Maxim V. Bermeshev11A.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, 29 Leninsky prospekt, 119991 Moscow, RussiaA.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, 29 Leninsky prospekt, 119991 Moscow, RussiaDepartment of Natural Sciences, D.I. Mendeleev University of Chemical Technology of Russia, 9 Miusskaya sq., 125047 Moscow, RussiaN.N. Semenov Institute of Chemical Physics, Russian Academy of Sciences, 4 Kosygina st., 119991 Moscow, RussiaN.N. Semenov Institute of Chemical Physics, Russian Academy of Sciences, 4 Kosygina st., 119991 Moscow, RussiaA.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, 29 Leninsky prospekt, 119991 Moscow, RussiaA.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, 29 Leninsky prospekt, 119991 Moscow, RussiaA.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, 29 Leninsky prospekt, 119991 Moscow, RussiaA.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, 29 Leninsky prospekt, 119991 Moscow, RussiaA.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, 29 Leninsky prospekt, 119991 Moscow, RussiaA.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, 29 Leninsky prospekt, 119991 Moscow, RussiaA.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, 29 Leninsky prospekt, 119991 Moscow, RussiaNew microporous homopolymers were readily prepared from norbornadiene-2,5, its dimer and trimer by addition (vinyl) polymerization of the corresponding monomers with 60⁻98% yields. As a catalyst Pd-<i>N</i>-heterocyclic carbene complex or Ni(II) 2-ethylhexanoate activated with Na<sup>+</sup>[B(3,5-(CF<sub>3</sub>)<sub>2</sub>C<sub>6</sub>H<sub>3</sub>)<sub>4</sub>]<sup>−</sup> or methylaluminoxane was used. The synthesized polynorbornenes are cross-linked and insoluble. They are glassy and amorphous polymers. Depending on the nature of the catalyst applied, BET surface areas were in the range of 420⁻970 m<sup>2</sup>/g. The polymers with the highest surface area were obtained in the presence of Pd-catalysts from the trimer of norbornadiene-2,5. The total pore volume of the polymers varies from 0.39 to 0.79 cm<sup>3</sup>/g, while the true volume of micropores was 0.14⁻0.16 cm<sup>3</sup>/g according to t-plot. These polymers gave CO<sub>2</sub> uptake from 1.2 to 1.9 mmol/g at 273 K and 1 atm. The porous structure of new polymers was also studied by means of wide-angle X-ray diffraction and positron annihilation lifetime spectroscopy.https://www.mdpi.com/2073-4360/10/12/1382norbornadieneoligomers of norbornadieneaddition polymerizationmicroporous polymersporous organic materials |
spellingShingle | Dmitry A. Alentiev Dariya M. Dzhaparidze Natalia N. Gavrilova Victor P. Shantarovich Elena V. Kiseleva Maxim A. Topchiy Andrey F. Asachenko Pavel S. Gribanov Mikhail S. Nechaev Sergey A. Legkov Galina N. Bondarenko Maxim V. Bermeshev Microporous Materials Based on Norbornadiene-Based Cross-Linked Polymers Polymers norbornadiene oligomers of norbornadiene addition polymerization microporous polymers porous organic materials |
title | Microporous Materials Based on Norbornadiene-Based Cross-Linked Polymers |
title_full | Microporous Materials Based on Norbornadiene-Based Cross-Linked Polymers |
title_fullStr | Microporous Materials Based on Norbornadiene-Based Cross-Linked Polymers |
title_full_unstemmed | Microporous Materials Based on Norbornadiene-Based Cross-Linked Polymers |
title_short | Microporous Materials Based on Norbornadiene-Based Cross-Linked Polymers |
title_sort | microporous materials based on norbornadiene based cross linked polymers |
topic | norbornadiene oligomers of norbornadiene addition polymerization microporous polymers porous organic materials |
url | https://www.mdpi.com/2073-4360/10/12/1382 |
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