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Development of polymeric materials with a highly sensitive mechanoprobe based on charge-transfer interaction and application to mechanobiology

Research Project

Project/Area Number 16H07292
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeSingle-year Grants
Research Field Polymer chemistry
Research InstitutionWaseda University

Principal Investigator

Imato Keiichi  早稲田大学, 理工学術院, 助教 (80777970)

Co-Investigator(Renkei-kenkyūsha) TAKEDA Naoya  早稲田大学, 理工学術院先進理工学部, 教授 (60338978)
Research Collaborator NAKAJIMA Hidekazu  
Project Period (FY) 2016-08-26 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥2,990,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥690,000)
Fiscal Year 2017: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2016: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywords高分子材料 / メカノケミストリー / メカノクロミズム / メカノバイオロジー / 自己修復 / 電荷移動相互作用 / 高分子化学 / 応力検出 / 超分子化学 / 生体材料 / 電荷移動錯体 / 蛍光分子 / 分子プローブ
Outline of Final Research Achievements

In this study, we tried to develop a highly sensitive mechanoprobe based on charge transfer (CT) interaction between fluorescent molecules that reversibly dissociate and associate, and incorporate it into polymer chains, in order to reversibly detect microstress in polymeric materials. The designed probe and polymeric materials with it were successfully synthesized, but the reversible detection of microstress could not be achieved. On the other hand, when CT interaction was utilized as reversible physical cross-linking points in polymeric materials (elastomers), the elastomers showed self-healing in mild environments and could be used as cell culture scaffolds.

Report

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

    (11 results)

All 2018 2017 Other

All Journal Article (4 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 4 results) Presentation (3 results) Book (2 results) Remarks (2 results)

  • [Journal Article] Reorganizable and stimuli-responsive polymers based on dynamic carbon?carbon linkages in diarylbibenzofuranones2018

    • Author(s)
      Imato Keiichi、Otsuka Hideyuki
    • Journal Title

      Polymer

      Volume: 137 Pages: 395-413

    • DOI

      10.1016/j.polymer.2018.01.038

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Photoresponsive Fiber Scaffolds with Core-Sheath Nanostructure for Regulating Cell Behaviors2018

    • Author(s)
      Kazuho Nagata, Tetsuya Kurebayashi, Keiichi Imato, Naoya Takeda
    • Journal Title

      J. Mater. Chem. B

      Volume: 6 Issue: 14 Pages: 2052-2056

    • DOI

      10.1039/c8tb00469b

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Dynamic Covalent Diarylbibenzofuranone-Modified Nanocellulose: Mechanochromic Behaviour and Application in Self-Healing Polymer Composites2017

    • Author(s)
      Keiichi Imato, Jens C. Natterodt, Janak Sapkota, Raita Goseki, Christoph Weder, Atsushi Takahara, Hideyuki Otsuka
    • Journal Title

      Polymer Chemistry

      Volume: 8 Issue: 13 Pages: 2115-2122

    • DOI

      10.1039/c7py00074j

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Photoregulation of Retro-Diels-Alder Reaction at the Center of Polymer Chains2017

    • Author(s)
      Jumpei Kida, Keiichi Imato, Raita Goseki, Masakazu Morimoto, Hideyuki Otsuka
    • Journal Title

      Chemistry Letters

      Volume: 46 Issue: 7 Pages: 992-994

    • DOI

      10.1246/cl.170251

    • NAID

      130005709480

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed
  • [Presentation] 電荷移動錯体を架橋点に用いた自己修復性エラストマーの培養基材応用2018

    • Author(s)
      中島 英和, 今任 景一, 武田 直也
    • Organizer
      第27回インテリジェント材料・システムシンポジウム
    • Related Report
      2017 Annual Research Report
  • [Presentation] 電荷移動相互作用を基盤とした生体温度で機能する自己修復性高分子材料の設計2017

    • Author(s)
      中島 英和, 今任 景一, 武田 直也
    • Organizer
      第66回高分子討論会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 電荷移動相互作用で自己修復する室温駆動性エラストマーの設計2017

    • Author(s)
      中島 英和, 今任 景一, 武田 直也
    • Organizer
      第7回CSJ化学フェスタ2017
    • Related Report
      2017 Annual Research Report
  • [Book] 臓器チップの技術と開発動向2018

    • Author(s)
      今任景一, 武田直也
    • Total Pages
      9
    • Publisher
      シーエムシー出版
    • ISBN
      9784781313252
    • Related Report
      2017 Annual Research Report
  • [Book] Dynamic Covalent Chemistry: Principles, Reactions and Applications2017

    • Author(s)
      Keiichi Imato, Hideyuki Otsuka
    • Total Pages
      29
    • Publisher
      Wiley
    • ISBN
      9781119075639
    • Related Report
      2017 Annual Research Report
  • [Remarks] 今任景一(Keiichi Imato)の個人ページ

    • URL

      https://kimato.info

    • Related Report
      2017 Annual Research Report 2016 Annual Research Report
  • [Remarks] researchmap

    • URL

      https://researchmap.jp/7000017468/

    • Related Report
      2017 Annual Research Report

URL: 

Published: 2016-09-02   Modified: 2019-03-29  

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