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Characterization of glass transition dynamics of polymer nanocapsules

Research Project

Project/Area Number 18550107
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Polymer chemistry
Research InstitutionUniversity of Fukui

Principal Investigator

SASAKI Takashi  University of Fukui, 大学院・工学研究科, 准教授 (50242582)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,200,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥600,000)
Fiscal Year 2008: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2007: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2006: ¥1,600,000 (Direct Cost: ¥1,600,000)
Keywords高分子物性 / ガラス転移 / 高分子構造・物性 / ナノカプセル / 示差走査熱分析
Research Abstract

本研究は,厚さが数十ナノメートルの高分子からなるシェル層と,カルシウム結晶体のコア部分で構成されるカプセル微粒子の熱物性,とくにガラス転移温度(T_g)での分子運動特性を明らかにすることを目的とした。高分子シェルのガラス転移挙動はナノサイズのシェルに特有の特異なT_gの上昇や運動の協同性の減少挙動がみられることがわかった。これはコア/シェル界面の影響や高分子網目構造の不均一性などに起因することが示された。

Report

(5 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Products Report
  • Research Products

    (26 results)

All 2011 2009 2008 2007 2006

All Journal Article (13 results) (of which Peer Reviewed: 11 results) Presentation (13 results)

  • [Journal Article] Glass transition properties of PMMA thin shells deposited on rodlike calcium carbonate particles2011

    • Author(s)
      Sasaki, T. ; Kuroda, R. ; Teramoto, M. ; Yonezawa, S. ; Tsuji, H. ; Sakurai, K. ; Irie, S.
    • Journal Title

      Polymer Journal

      Volume: 43 Pages: 464-470

    • NAID

      10028220923

    • Related Report
      Products Report
    • Peer Reviewed
  • [Journal Article] Chitosan derivatives / calcium carbonate composite capsules prepared by the layer-by-layer deposition method II Stabilization of the shell by crosslinking2011

    • Author(s)
      Sasaki, T. ; Mizuuchi, H. ; Sakurai, K.
    • Journal Title

      Journal of Nanomaterials

      Volume: 2011

    • NAID

      120003256022

    • Related Report
      Products Report
    • Peer Reviewed
  • [Journal Article] Origin of enhanced cold crystallization rate for freeze-dried poly (Llactide) from solutions2011

    • Author(s)
      Sasaki, T. ; Morino, D. ; Tabata, N.
    • Journal Title

      Polymer Engineering and Science

      Volume: 51 Pages: 1858-1865

    • Related Report
      Products Report
    • Peer Reviewed
  • [Journal Article] Preparation and glass transition of crosslinked poly(vinyl acetate)thin shells on the surface of a calcium carbonate core2011

    • Author(s)
      Sasaki, T. ; Suzuki, K. ; Yonezawa, S. ; Irie, S. ; Sakurai, K.
    • Journal Title

      Polymer Journal

      Volume: 43 Pages: 881-886

    • NAID

      10030167160

    • Related Report
      Products Report
    • Peer Reviewed
  • [Journal Article] Excess reversing heat capacity during quasi-isothermal crystallization in poly(L-lactide)melt2009

    • Author(s)
      T. Sasaki and H. Sakurai
    • Journal Title

      Mem Grad.Eng.Univ.Fukui 57

      Pages: 101-110

    • NAID

      110007148934

    • Related Report
      2008 Final Research Report
  • [Journal Article] Excess reversing heat capacity during quasi-isothermal crystallization in poly(L-lactide) melt2009

    • Author(s)
      T. Sasaki, H. Sakurai
    • Journal Title

      Mem. Grad. Eng. Univ. Fukui 57

      Pages: 101-110

    • NAID

      110007148934

    • Related Report
      2008 Annual Research Report
  • [Journal Article] Formation of porous spherulites of poly(L-lactide) grown from solutions2009

    • Author(s)
      Sasaki, T. ; Asakawa, R. ; Sakurai, K.
    • Journal Title

      Polymer Journal

      Volume: 41 Pages: 787-791

    • NAID

      10025525566

    • Related Report
      Products Report
    • Peer Reviewed
  • [Journal Article] Glass transition and its characteristic length for thin crosslinked polystyrene shells of rodlike capsules2008

    • Author(s)
      T. Sasaki, M. Misu, T. Shimada, and M. Teramoto
    • Journal Title

      J.Polym.Sci.B : Polym. Phys 46

      Pages: 2116-2125

    • NAID

      120001256696

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Chitosan derivatives/calcium carbonate composite capsules prepared by the layer-bylayer deposition method2008

    • Author(s)
      T. Sasaki, M. Shimizu, Y. Wu and K. Sakurai
    • Journal Title

      J.Nanomater 185632

      Pages: 1-8

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Glass transition andits characteristic length for thin crosslinked polystyrene shells of rodlike capsules2008

    • Author(s)
      T. Sasaki, M Mis T. Shimada, T. Shimada, M. Teramoto
    • Journal Title

      Journal of Polymer Science B : Polymer Physics 46

      Pages: 2116-2125

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Chitosan derivatives/calcium carbonate composites capsules prepared by the layer-by-layer deposition method2008

    • Author(s)
      T. Sasaki, M. Shimizu, Y. Wu, K. Sakurai
    • Journal Title

      Journal of Nanomaterials 2008

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Glass transition of crosslinked polystyrene shells formed on the surface of calcium carbonate whisker2006

    • Author(s)
      T. Sasaki, S. Kawagoe, H. Mitsuya, S. Irie, K. Sakurai
    • Journal Title

      J.Polym.Sci.B : Polym.Phys 44

      Pages: 2475-2485

    • NAID

      120000808495

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Effect of crosslink on the characteristic length of glass transition of network polymers2006

    • Author(s)
      T. Sasaki, T. Uchida and K. Sakurai
    • Journal Title

      J.Polym. Sci.B : Polym. Phys 44

      Pages: 1958-1966

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] 高分子/無機カプセル微粒子の合成と熱物性2009

    • Author(s)
      佐々木隆
    • Organizer
      平成20年度繊維学会北陸支部・先端技術研究会
    • Place of Presentation
      福井大学
    • Year and Date
      2009-01-30
    • Related Report
      2008 Annual Research Report
  • [Presentation] 高分子/無機カプセル微粒子の合成と熱物性2009

    • Author(s)
      佐佐木隆
    • Organizer
      平成20年度繊維学会北陸支部・先端技術研究会
    • Place of Presentation
      福井市
    • Related Report
      2008 Final Research Report
  • [Presentation] 架橋キトサンシェルを有するカプセル微粒子の合成2008

    • Author(s)
      水内浩人, 辻本祐輝, 佐々木隆, 桜井謙資
    • Organizer
      第57回高分子学会北陸支部研究発表会
    • Place of Presentation
      福井大学
    • Year and Date
      2008-11-16
    • Related Report
      2008 Annual Research Report
  • [Presentation] 炭酸カルシウム微粒子表面に形成した架橋高分子薄層のガラス転移ダイナミックス2008

    • Author(s)
      佐々木隆, 三須学, 島田宜幸, 寺本光弘
    • Organizer
      第57回高分子討論会
    • Place of Presentation
      大阪市立大学
    • Year and Date
      2008-09-24
    • Related Report
      2008 Annual Research Report
  • [Presentation] 架橋キトサンシェルを有するカプセル微粒子の合成2008

    • Author(s)
      水内浩人, 辻本祐輝, 佐佐木隆, 桜井謙資
    • Organizer
      第57回高分子学会北陸支部研究発表会
    • Place of Presentation
      福井市
    • Related Report
      2008 Final Research Report
  • [Presentation] 炭酸カルシウム微粒子表面に形成した架橋高分子薄層のガラス転移ダイナミックス2008

    • Author(s)
      佐佐木隆, 三須学, 島田宜幸, 寺本光弘
    • Organizer
      第57回高分子討論会
    • Place of Presentation
      大阪市
    • Related Report
      2008 Final Research Report
  • [Presentation] キトサン系高分子をシェルとする棒状カプセル型微粒子の合成2008

    • Author(s)
      佐佐木隆, 清水美智, 川南仁史, 呉玉松, 谷川純一, 櫻謙資
    • Organizer
      第22回キチン・キトサンシンポジウム
    • Place of Presentation
      新潟市
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 交互吸着法によるキトサン誘導体/炭酸カルシウム棒状カプセル微粒子の合成2007

    • Author(s)
      清水美智、佐々木隆、呉 玉松、桜井謙資
    • Organizer
      第56回高分子討論会
    • Place of Presentation
      名古屋工業大学
    • Year and Date
      2007-09-20
    • Related Report
      2007 Annual Research Report
  • [Presentation] 準等温温度変調DSC測定によるポリL-乳酸の溶融結晶化メカニズムの研究2007

    • Author(s)
      桜井 輝、佐々木隆
    • Organizer
      第56回高分子討論会
    • Place of Presentation
      名古屋工業大学
    • Year and Date
      2007-09-20
    • Related Report
      2007 Annual Research Report
  • [Presentation] 交互吸着法によるキトサン誘導体/炭酸カルシウム棒状カプセル微粒子の合成2007

    • Author(s)
      清水美智, 佐佐木隆, 呉玉松, 櫻井謙資
    • Organizer
      第56回高分子討論会
    • Place of Presentation
      名古屋市
    • Related Report
      2008 Final Research Report
  • [Presentation] 準等温温度変調DSC測定によるポリL-乳酸の溶融結晶化メカニズムの研究2007

    • Author(s)
      桜井輝, 佐佐木隆
    • Organizer
      第56回高分子討論会
    • Place of Presentation
      名古屋市
    • Related Report
      2008 Final Research Report
  • [Presentation] 炭酸カルシウムウィスカルをコアとする高分子カプセル型棒状微粒子の熱物性2006

    • Author(s)
      佐佐木隆, 川越頌子, 三津矢一, 佐藤伸太郎, 入江聡, 櫻井謙資
    • Organizer
      第14回高分子ミクロスフェア討論会
    • Place of Presentation
      福井市
    • Related Report
      2008 Final Research Report
  • [Presentation] 棒状無機微粒子表面に形成した架橋ポリスチレン薄層のガラス転移2006

    • Author(s)
      佐佐木隆, 川越頌子, 三津矢一, 入江聡, 櫻井謙資
    • Organizer
      第55回高分子討論会
    • Place of Presentation
      富山市
    • Related Report
      2008 Final Research Report

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Published: 2006-04-01   Modified: 2016-09-09  

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