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Ionic liquids possessing 3D-core with multiple ion pairs

Research Project

Project/Area Number 16K14063
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Organic and hybrid materials
Research InstitutionKyoto University

Principal Investigator

CHUJO YOSHIKI  京都大学, 工学研究科, 教授 (70144128)

Project Period (FY) 2016-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Fiscal Year 2017: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2016: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Keywordsかご型シルセスキオキサン / イオン液体 / POSS / 有機無機ハイブリッド
Outline of Final Research Achievements

We developed the interesting properties of the POSS-based ionic liquids (ILs). The ion salts with steric molecules such as POSS carboxylates and imidazolium cations were prepared. We found that assembly of ion pairs to the POSS core can improve the thermal stability and lower melting temperatures. Finally, the thermally-stable ionic liquids can be obtained based on the steric core. The mechanism study on the thermal properties of synthesized ILs revealed that the cubic-like distribution of ion pairs assisted by the steric core should be of essential for expressing characteristic thermal properties. Furthermore, we also prepared the series of luminescent POSS with ionic side-chains. Unique optical properties of these molecules were found.

Report

(3 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • Research Products

    (8 results)

All 2017 2016

All Journal Article (7 results) (of which Peer Reviewed: 7 results,  Acknowledgement Compliant: 3 results) Presentation (1 results) (of which Int'l Joint Research: 1 results,  Invited: 1 results)

  • [Journal Article] Heat-Resistant Mechanoluminescent Chromism of the Hybrid Molecule Based on Boron Ketoiminate Modified Octa-Substituted Polyhedral Oligomeric Silsesquioxane2017

    • Author(s)
      Suenaga, K.; Tanaka, K.; Chujo, Y.
    • Journal Title

      Chem. Eur. J.

      Volume: 23 Issue: 6 Pages: 1409-1414

    • DOI

      10.1002/chem.201604662

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Development of the Optical Sensor for Discriminating Isomers of Fatty Acids Based on Emissive Network Polymers Composed of Polyhedral Oligomeric Silsesquioxane2017

    • Author(s)
      Narikiyo, H.; Kakuta, T.; Matsuyama, H.; Gon, M.; Tanaka, K.; Chujo, Y.
    • Journal Title

      Bioorg. Med. Chem.

      Volume: 25 Issue: 13 Pages: 3431-3436

    • DOI

      10.1016/j.bmc.2017.04.029

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] POSS-Based Molecular Fillers for Simultaneously Enhancing Thermal and Viscoelasticity of Poly(methyl methacrylate) Films2017

    • Author(s)
      Tanaka, K.; Kozuka, H.; Ueda, K.; Jeon, J.-H.; Chujo, Y.
    • Journal Title

      Mater. Lett.

      Volume: 203 Pages: 62-67

    • DOI

      10.1016/j.matlet.2017.05.127

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Development of Highly-Sensitive Detection System in 19F NMR for Bioactive Compounds Based on the Assembly of Paramagnetic Complexes with Fluorinated Cubic Silsesquioxanes2017

    • Author(s)
      Kakuta, T.; Narikiyo, H.; Jeon, J.-H..; Tanaka, K.; Chujo, Y.
    • Journal Title

      Bioorganic & Medicinal Chemistry

      Volume: 25 Issue: 4 Pages: 1389-1393

    • DOI

      10.1016/j.bmc.2016.12.044

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Synthesis of POSS Derivatives Having Dual Types of Alkyl Substituents and Their Application as a Molecular Filler for Low-Refractive and Highly Durable Materials2017

    • Author(s)
      Ueda, K.; Tanaka, K.; Chujo, Y.
    • Journal Title

      Bulletin of the Chemical Society of Japan

      Volume: 90 Issue: 2 Pages: 205-209

    • DOI

      10.1246/bcsj.20160338

    • NAID

      130005332368

    • ISSN
      0009-2673, 1348-0634
    • Related Report
      2017 Annual Research Report 2016 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Remarkably High Miscibility of Octa-Substituted POSS with Commodity Conjugated Polymers and Molecular Fillers for the Improvement of Homogeneities of Polymer Matrices2016

    • Author(s)
      Ueda, K.; Tanaka, K.; Chujo, Y.
    • Journal Title

      Polym. J.

      Volume: 48 Issue: 12 Pages: 1133-1139

    • DOI

      10.1038/pj.2016.84

    • NAID

      40021011550

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Controllable Intramolecular Interaction of 3D Arranged π-Conjugated Luminophores Based on a POSS Scaffold, Leading to Highly Thermostable and Emissive Materials2016

    • Author(s)
      Gon, M.; Sato, K.; Tanaka, K.; Chujo, Y.
    • Journal Title

      RSC Adv.

      Volume: 6 Issue: 82 Pages: 78652-78660

    • DOI

      10.1039/c6ra18679c

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] Development of Optical Chemical Sensors Based on “Element-Block Polymers”2016

    • Author(s)
      Kazuo Tanaka, Yoshiki Chujo
    • Organizer
      2016 Spring Meeting of Polymer Society of Korea
    • Place of Presentation
      Daejeon Convention Center (大田、韓国)
    • Year and Date
      2016-04-07
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research / Invited

URL: 

Published: 2016-04-21   Modified: 2019-03-29  

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