KOKUBO Hisashi

Affiliation

Faculty of Engineering, Division of Materials Science and Chemical Engineering

Job Title

Research Fellow

Date of Birth

1974

Research Fields, Keywords

Polymer Chemistry, Functional organic materials

Mail Address

E-mail address

Web Site

https://ynu-estlab.jp/

Related SDGs




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

写真a

To the head of this page.▲

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

To the head of this page.▲

Graduating School 【 display / non-display 】

  • 　
    -
    1998

    Tokyo University of Science   Faculty of Science and Engineering   Graduated

To the head of this page.▲

Graduate School 【 display / non-display 】

  • 　
    -
    2003

    Tokyo Institute of Technology  Graduate School, Division of Integrated Science and Engineering  Doctor Course  Completed

  • 　
    -
    2000

    Tokyo Institute of Technology  Graduate School, Division of Integrated Science and Engineering  Master Course  Completed

To the head of this page.▲

Degree 【 display / non-display 】

  • Doctor of Engineering -  Tokyo Institute of Technology

To the head of this page.▲

Campus Career 【 display / non-display 】

  • 2007.04
    -
    Now

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

  • 2004.09
    -
    2007.03

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

  • 2018.04
    -
    Now

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

  • 2011.04
    -
    Now

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

  • 2007.04
    -
    Now

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

display all >>

To the head of this page.▲

External Career 【 display / non-display 】

  • 2013
    -
    2014

    Monash University   Department of Chemistry   Visit Researcher  

  • 2003.04
    -
    2004.08

    Research Fellow of the Japan Society of the Promotion of Science   Research Fellowship for Young Scientists of the Japan Society for the Promotion of Science  

To the head of this page.▲

Academic Society Affiliations 【 display / non-display 】

  • 　
    　
    　
     

    The Chemistry Society of Japan

  • 　
    　
    　
     

    The Society of Polymer Science, Japan

  • 　
    　
    　
     

    The Electrochemistry Societyl of Japan

To the head of this page.▲

Field of expertise (Grants-in-aid for Scientific Research classification) 【 display / non-display 】

  • Polymer chemistry

To the head of this page.▲
 

Books 【 display / non-display 】

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

    渡邉 正義、今泉 暁、安田 友洋、小久保 尚 (Part： Joint Work )

    Springer  2014 ISBN: 978-4-431-547

To the head of this page.▲

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   2021.06  [Refereed]

    Joint Work

    DOI

  • 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 ( Wiley )  42 ( 10 )   2100091-1 - 2100091-5   2021.05  [Refereed]

    Joint Work

    Web of Science DOI

  • 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   2020.08  [Refereed]

    Joint Work

    DOI

  • 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   2020.04  [Refereed]

    Joint Work

    DOI

  • 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  [Refereed]

    Joint Work

    DOI

display all >>

To the head of this page.▲

Academic Awards Received 【 display / non-display 】

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

    2009.05    

To the head of this page.▲

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

  • Grant-in-Aid for Scientific Research(C)

    Project Year： 2020.04  -  2023.03 

  • Grant-in-Aid for Scientific Research(C)

    Project Year： 2017.04  -  2020.03 

To the head of this page.▲

Presentations 【 display / non-display 】

  • 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)   (Xiamen International Conference & Exhibition Center, China)  2017.12.12  

  • 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  (Kanagawa Prefectural Hall)  2017.03.11  

  • Development of polythiophene-PEO multi-block copolymer with electron and ion mixed-conduction

    Gelsympo2012  2012.10.11  

  • Preparation of Photochromic Ionic Liquids and Their Functionalization

    The 6th International Symposium on Organic Photochromism (ISOP2010)  2010.10.20  

  • Development of Ion Gel Electrolytes for Polymer Actuators

    XII International Symposium on Polymer Electrolytes (ISPE-12)  2010.09.02  

display all >>

To the head of this page.▲
 

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

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

    2018.06
    　
    　

  • 6th International Symposium on Organic Photochromism (ISOP2010)

    2010.10
    　
    　

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

    2010.07
    　
    　

  • 4th International Conference on Polymer Batteries and Fuel Cells (PBFC2009)

    2009.08
    　
    　

  • 2nd International Congress on Ionic Liquids (COIL-2)

    2007.08
    　
    　

display all >>

To the head of this page.▲