Photomechanical Effect of Crosslinked Photochromic Liquid-Crystalline Polymers

2009 Fiscal Year Self-evaluation Report

• Project Area: New Horizons of Photochromism: Customized Molecular Design and Novel Applications
• Project/Area Number: 19050003
• Research Category: Grant-in-Aid for Scientific Research on Priority Areas
• Allocation Type: Single-year Grants
• Review Section: Science and Engineering
• Research Institution: Tokyo Institute of Technology
• Principal Investigator: IKEDA Tomiki Tokyo Institute of Technology, 資源化学研究所, 教授 (40143656)
• Project Period (FY): 2007 – 2010
• Keywords: 光運動材料 / 架橋液晶高分子 / フォトクロミズム / アクチュエーター

Research Abstract

本研究では,フォトクロミック化合物を用いて光エネルギーを力学的エネルギーに変換する新しい光運動材料を開発し,三次元光アクチュエーターなどへ応用することを目的としている。架橋液晶高分子中にフォトクロミック分子であるアゾベンゼンを導入し,フィルムや繊維状などさまざまな形状に加工することにより,屈曲・伸縮・回転など多様な運動モードを実現できる光アクチュエーターへの展開を試みる。光を照射すると運動する架橋フォトクロミック液晶高分子を用いることにより,バッテリー・電極・配線などが不要な軽量小型の光アクチュエーターが実現する。

Research Products

• [Journal Article] Three-Dimensional Photomobility of Crosslinked Azobenzene Liquid-Crystalline Polymer Fibers (2010)
  • Author(s): 吉野太基, 近藤瑞穂, 間宮純一, 木下基, 兪燕蕾, 池田富樹
  • Journal Title: Adv. Mater. 22 Pages: 1361-1363
  • Peer Reviewed
• [Journal Article] Effect of Concentration of Photoactive Chromophores on Photomechanical Properties of Crosslinked Azobenzene Liquid-Crystalline Polymers (2010)
  • Author(s): 近藤瑞穂, 杉本学, 山田宗紀, 中裕美子, 間宮純一, 木下基, 宍戸厚, 兪燕蕾, 池田富樹
  • Journal Title: J. Mater. Chem. 22 Pages: 1361-1363
  • Peer Reviewed
• [Journal Article] Photomobile Polymer Materials - Various Three-Dimensional Movements (2009)
  • Author(s): 山田宗紀, 近藤瑞穂, 宮里遼, 中裕美子, 間宮純一, 木下基, 宍戸厚, 兪燕蕾, C.J. Barrett, 池田富樹
  • Journal Title: J. Mater. Chem. 19 Pages: 60-62
  • Peer Reviewed
• [Journal Article] Photomobile Polymer Materials-Towards Light-Driven Plastic Motors (2008)
  • Author(s): 山田宗紀, 近藤瑞穂, 間宮純一, 兪燕蕾, 木下基, C.J. Barrett, 池田富樹
  • Journal Title: Angew. Chem. Int. Ed. 47 Pages: 4986-4988
  • Peer Reviewed
• [Journal Article] Photomechanics of Liquid-Crystalline Elastomers and Other Polymers (2007)
  • Author(s): 池田富樹, 間宮純一, 兪燕蕾
  • Journal Title: Angew. Chem. Int. Ed. 46 Pages: 506-528
  • Peer Reviewed
• [Presentation] From Nano to Macro (2009)
  • Author(s): Tomiki Ikeda, Photomobile Polymer Materials
  • Organizer: Plenary talk at 11th Pacific Polymer Conference (PPC11)
  • Place of Presentation: Cairns Convention Centre, Cairns, Australia
  • Year and Date: 20091206-20091210
• [Presentation] From Nano to Macro (2009)
  • Author(s): Tomiki Ikeda, Photomobile Polymer Materials
  • Organizer: Invited talk at the 5th International Liquid Crystal Elastomer Conference
  • Place of Presentation: Kent State University, Kent, Ohio, USA
  • Year and Date: 20090924-20090926
• [Presentation] Various Three-Dimensional Movements (2009)
  • Author(s): Tomiki Ikeda, Photomobile Polymer Materials
  • Organizer: Invited talk at Gordon Research Conference - Liquid Crystals
  • Place of Presentation: Colby-Sawyer College, New London, NH, USA
  • Year and Date: 20090614-20090619
• [Book] 機能材料, 29(光運動材料の構造と機能) (2009)
  • Author(s): 中裕美子, 池田富樹
  • Total Pages: 43-49
• [Book] 化学工業, 60(ナノ自己組織化フォトクロミック液晶高分子) (2009)
  • Author(s): 宮里遼, 池田富樹
  • Total Pages: 419-424
• [Book] Smart Light-Responsive Materials - Azobenzene-Containing Polymers and Liquid Crystals - (2009)
  • Author(s): Yue Zhao, Tomiki Ikeda
  • Total Pages: 1-514
  • Publisher: John Wiley & Sons
• [Remarks]
  • URL: http://www.res.titech.ac.jp/~polymer/index.html