KOKUBO Hisashi

Affiliation

Faculty of Engineering, Division of Materials Science and Chemical Engineering

Job Title

Research Fellow

Date of Birth

1974

Research Fields, Keywords

Functional organic materials, Polymer Chemistry

Mail Address

E-mail address

Web Site

https://ynu-estlab.jp/

Related SDGs




ORCID  https://orcid.org/0000-0001-9994-2863

写真a

The Best Research Achievement in the last 5 years 【 display / non-display

  • 【Published Thesis】 Tetra-PEG Network Containing Ionic Liquid Synthesized via Michael Addition Reaction and Its Application to Polymer Actuator  2017

    【Published Thesis】 Ionic Polymer Actuators Using Poly(ionic liquid) Electrolytes  2018.09

    【Published Thesis】 Polymer electrolytes based on a homogeneous poly(ethylene glycol)network and their application to polymer actuators  2019.03

    【Published Thesis】 Effect of network homogeneity on mechanical, thermal and electrochemical properties of solid polymer electrolytes prepared by homogeneous 4-arm poly(ethylene glycols)  2020.04

    【Published Thesis】 Microphase-separated structures of ion gels consisting of ABA-type block copolymers and an ionic liquid: A key to escape from the trade-off between mechanical and transport properties  2020.08

Education 【 display / non-display

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    2003

    Tokyo Institute of Technology   Doctor Course   Completed

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    2000

    Tokyo Institute of Technology   Master Course   Completed

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    1998

    Tokyo University of Science   Graduated

Degree 【 display / non-display

  • Doctor of Engineering - Tokyo Institute of Technology

Campus Career 【 display / non-display

  • 2007.4
     
     

    Duty   Yokohama National UniversityFaculty of Engineering   Division of Materials Science and Chemical Engineering   Research Fellow  

  • 2004.9
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    2007.3

    Duty   Yokohama National UniversityFaculty of Engineering   Division of Materials Science and Chemical Engineering   Research Assistant  

  • 2018.4
     
     

    Concurrently   Yokohama National UniversityGraduate school of Engineering Science   Department of Chemistry, Chemical Engineering and Life Science   Research Fellow  

  • 2011.4
     
     

    Concurrently   Yokohama National UniversityCollege of Engineering Science   Department of Chemistry, Chemical Engineering and Life Science   Research Fellow  

  • 2007.4
     
     

    Concurrently   Yokohama National UniversityGraduate School of Engineering   Department of Materials Science and Engineering   Research Fellow  

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External Career 【 display / non-display

  • 2013
    -
    2014

    Monash University   Department of Chemistry   Visit Researcher  

  • 2003.4
    -
    2004.8

    Research Fellow of the Japan Society of the Promotion of Science   Special researcher of the Japan Society for the Promotion of Science  

Academic Society Affiliations 【 display / non-display

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    The Chemistry Society of Japan

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    The Society of Polymer Science, Japan

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    The Electrochemistry Societyl of Japan

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    イオン液体研究会

Research Areas 【 display / non-display

  • Nanotechnology/Materials / Polymer chemistry

 

Books 【 display / non-display

  • Soft Actuators ~Materials, Modeling, Applications, and Future Perspectives

    ( Role: Joint author)

    Springer  ( ISBN:978-4-431-547

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    Language:English Book type:Scholarly book

  • アクチュエータ研究開発の最前線,第2編 アクチュエータ研究の最前線と実用事例,第5節 高分子のゲル化挙動を利用したイオンゲルアクチュエータ材料

    小久保尚( Role: Joint author)

    エヌ・ティー・エス 

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    Language:Japanese Book type:Scholarly book

  • フォトクロミズムの新展開と光メカニカル機能材料、第2章 新規・高性能フォトクロミック系 第8節 イオン液体を利用した光誘起型高分子材料の創出と高機能化

    小久保尚、上木岳士、渡邉正義( Role: Joint author)

    シーエムシー出版 

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    Language:Japanese Book type:Scholarly book

  • 実用精密位置決め技術辞典 第4章 アクチュエータ, 第5節 高分子アクチュエータ

    小久保尚( Role: Joint author)

    産業技術サービスセンター 

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    Language:Japanese Book type:Dictionary, encyclopedia

Papers 【 display / non-display

  • Synthesis, mechanical properties, and ionic conductivity of rotaxane cross-linked polymers

    Hiromitsu Sogawa, Jun Sawada, Hisashi Kokubo, Haruna Mizuno, Yumi Kobayashi, Masayoshi Watanabe, To … Show more authors

    Polymer   227   123844-1 - 123844-5   2021.6  [Reviewed]

    DOI

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    Language:English   Publishing type:Research paper (scientific journal)   Joint Work  

  • Direct Observation of Photo-Induced Reversible Sol-Gel Transition in Block Copolymer Self-Assembly Containing an Azobenzene Ionic Liquid

    Mizuno Haruna, Hashimoto Kei, Shigenobu Keisuke, Kokubo Hisashi, Ueno Kazuhide, Watanabe Masayoshi

    MACROMOLECULAR RAPID COMMUNICATIONS   42 ( 10 )   2100091-1 - 2100091-5   2021.5  [Reviewed]

    DOI Web of Science

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Wiley   Joint Work  

    Other Link: https://doi.org/10.1002/marc.202100091

  • Microphase-separated structures of ion gels consisting of ABA-type block copolymers and an ionic liquid: A key to escape from the trade-off between mechanical and transport properties

    H. Mizuno, K. Hashimoto, R. Tamate, H. Kokubo, K. Ueno, M. Watanabe

    Polymer   206   122849-1 - 122849-8   2020.8  [Reviewed]

    DOI

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    Language:English   Publishing type:Research paper (scientific journal)   Joint Work  

  • Effect of network homogeneity on mechanical, thermal and electrochemical properties of solid polymer electrolytes prepared by homogeneous 4-arm poly(ethylene glycols)

    M. Tosa, K. Hashimoto, H. Kokubo, K. Ueno, M. Watanabe

    Soft Matter   16   4290 - 4298   2020.4  [Reviewed]

    DOI

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    Language:English   Publishing type:Research paper (scientific journal)   Joint Work  

  • Transport and Mechanical Properties of ABA-type Triblock Copolymer Ion Gels Correlated with Their Microstructures

    K. Hashimoto, M. Hirasawa, H. Kokubo, R. Tamate, X. Li, M. Shibayama, M. Watanabe

    Macromolecules   52   8430 - 8439   2019.10  [Reviewed]

    DOI

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    Language:English   Publishing type:Research paper (scientific journal)   Joint Work  

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Review Papers 【 display / non-display

  • Viscoelastic change of block copolymer ion gels in a photo-switchable azobenzene ionic liquid triggered by light

    Caihong Wang and Kei Hashimoto and Ryota Tamate and Hisashi Kokubo and Ken Morishima and Xiang Li a … Show more authors

    Chemical Communications   2019

    DOI

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (bulletin of university, research institution)   Publisher:Royal Society of Chemistry ({RSC})   Joint Work  

  • イオン液体 ~イオンのみから成る揮発しない液体~

    小久保尚、渡邉正義

    日本化学会、化学と教育   60   124 - 125   2012

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (other)   Joint Work  

Awards 【 display / non-display

  • Award for Encouragement of Research in Polymer Science; The Society of Polymer Science, Japan (2009)

    2009.5    

Grant-in-Aid for Scientific Research 【 display / non-display

  • 電子イオン混合伝導性高分子電解質のモルフォロジー制御と電気化学デバイスへの展開

    2020.4 - 2023.3

    科学研究費補助金  Grant-in-Aid for Scientific Research(C)

    Investigator(s):小久保 尚

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    Grant type:Competitive

  • エネルギー変換材料を志向したπ共役rod-coil共重合体の創製

    2017.4 - 2020.3

    科学研究費補助金  Grant-in-Aid for Scientific Research(C)

    Investigator(s):小久保 尚

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    Grant type:Competitive

Presentations 【 display / non-display

  • 電気二重層キャパシタ構造を有する高分子アクチュエータ

    小久保 尚、渡邉 正義

    神奈川県ものづくり技術交流会 

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    Event date: 2018.10

    Language:Japanese   Presentation type:Oral presentation (general)  

    小久保 尚、渡邉 正義 「電気二重層キャパシタ構造を有する高分子アクチュエータ」 神奈川県ものづくり技術交流会、2018年10月26日(一般講演)

  • Development of Polymer Electrolytes Consisting of Homogeneous Polymer Network and Application to Polymer Actuator

    H. Kokubo, R. Shioiri, S. Ishii, T. Horii, K. Hashimoto, K. Ueno, M. Watanabe

    The 15th Pacific Polymer Conference (PPC-15)  

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    Event date: 2017.12

    Language:English   Presentation type:Oral presentation (general)  

    Venue:Xiamen International Conference & Exhibition Center, China  

  • 均一網目から成る高分子固体電解質の開発とアクチュエータへの適用

    小久保 尚・塩入 僚祐・堀井 辰衛・橋本 慧・上野 和英・渡邉 正義

    第66回高分子討論会  

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    Event date: 2017.9

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:愛媛大学城北キャンパス  

  • Homogeneous Tetra-PEG Network Containing Ionic Liquid Synthesized via Michael Addition Reaction and Its Application to Polymer Actuator

    H. Kokubo

    2nd YNU-ACES Workshop on Energy Related Materials and Devices 

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    Event date: 2017.3

    Language:English   Presentation type:Oral presentation (general)  

    Venue:Kanagawa Prefectural Hall  

  • ポリチオフェン含有イオンゲルの創製とその電気化学的性質

    第62回高分子学会年次大会 

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    Event date: 2013.5

    Language:The in addition, foreign language   Presentation type:Oral presentation (general)  

    Venue:京都国際会館  

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Committee Memberships 【 display / non-display

  • 電気化学会 産官学フォーラム運営委員会

    2016.4 - 2020.3  委員

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    Committee type:Academic society 

  • 高分子学会

    2014.5 - 2016.4  代議員

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    Committee type:Academic society 

  • イオン液体研究会サーキュラー編集委員会

    2014.2 - 2019.3  編集委員

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    Committee type:Academic society 

  • 高分子学会 関東支部 湘南地区幹事

    2013.6 - 2018.9  幹事

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    Committee type:Academic society 

  • 電気化学会

    2009.3 - 2011.2  評議員

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    Committee type:Academic society 

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Social Contribution(Extension lecture) 【 display / non-display

  • The 16th International Symposium on Polymer Electrolytes (ISPE-16)

    2018.6

  • 産総研・触媒化学融合研究センター第37回講演会

    産業技術総合研究所 触媒化学融合研究センター  2016.10

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    Audience: Researchers

    Type:Lecture

    イオン液体と高分子を用いた電気・光応答材料の開発

  • 電気化学会第82回大会

    横浜国立大学  2015.3

  • 6th International Symposium on Organic Photochromism (ISOP2010)

    2010.10

  • International Conference on Science and Technology of Synthetic Metals 2010 (ICSM2010)

    2010.7

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