Staff

Associate Professor

Yuichiro Kobayashi

Position Assistant Professor of Dept. of Macromolecular Science, Graduate School of Science, Osaka University
Adress 1-1 Machikaneyama-cho, Toyonaka, Osaka, 560-0043 Japan
E-MAIL kobayashiy11<at>chem.sci.osaka-u.ac.jp < at> Indicates @
Date of Birth 1982. Dec. (Born in Saitama)
Career 2005. Mar. Bachelor of Science, College of Scienve and Technology, Nihon University.
2007. Mar. Master of Science, School of Materials Science, Japan Advanced Institute of Science and Technology
2011. Mar. Completed Ph.D program without a Ph.D. degree, School of Materials Science, Japan Advanced Institute of Science and Technology
2011. Apr.
- 2014. Mar.
Post-doctoral researcher, Department. of Macromolecular Science, Graduate School of Science, Osaka University
2014. Apr.
- 2016. Aug.
Assistant Professor, Deptment of Synthetic Chemistry and Biological Chemistry, Graduate School of Engineering, Kyoto University
2016. Aug.
- 2019. Feb.
Assistant Professor, Project Research Center for Fundamental Sciences, Graduate School of Science, Osaka University
2019. Feb. - Assistant Professor, Department. of Macromolecular Science, Graduate School of Science, Osaka University
Degree Ph. D. from Japan Advanced Institute of Science and Technology (2011.Dec.)
Awards 2012 Excellent Poster Award (The Society of Polymer Science)
2016 The Chemical Society of Japan Award
2017 Kao Foundation Award
2020 Award for Encouragement of Research in Polymer Science; The Society of Polymer Science, Japan (2020)
2022 Young Scientist Lecture Awardn award
2022 The Senshu Ikeda Bank, Ltd. award (4th OSAKA TECH PLANTER)
2023 The 30th CERI Paper Presentaion Award
2023 2023 Ube Industries Foundation award
2023 The 31th CERI Paper Presentaion Award
Membership in Academic Societies The Chemical Society of Japan, The Society of Polymer Science Japan 
Research Field Polymers, Supramolecular Science・Coordination Chemistry
Research Theme Preparation of functional materials based on supramolecular interactions.
List of Papers

Efficient Synthesis of Cyclic Poly(ethylene glycol)s under High Concentration Conditions by the Assistance of Pseudopolyrotaxane with Cyclodextrin Derivatives
ACS Macro Lett., 2023, accepted
Xiao, C.-L.; Kobayashi, Y.; Tsuji, Y.;Harada, A.; Yamaguchi, H.
(DOI:)



Synthesis of supramolecular sulfur-containing polymers
Journal of the Society of Rubber Science and Technology, 2023, accepted, (Review)
Hashimoto, S.; Kobayashi, Y.; Yamaguchi, H.

Supramolecular polysulfide polymers cross-linked by metal-ligand interactions
Polym. Chem., 2023, 14, 2577-2580.
Kobayashi, Y.; Kitano, D.; Nishimura, R.; Yamagishi, Y.;Horiguchi, A.; Yamaguchi, H.
(DOI:10.1039/D3PY00151B)



Supramolecular sulfur-containing polymers with hydrogen bonding.
J. Sulfur Chem., 2023, accepted
Kobayashi, Y.; Yamagishi, Y.; Nishimura, R.; Xiao, C. L.; Kitano, D.; Horiguchi, A.; Hashimoto, S.; Yamaguchi, H.
(DOI:10.1080/17415993.2023.2183773)



Self-Healable and Conductive Hydrogel Coatings Based on Host-Guest Complexation between β-Cyclodextrin and Adamantane.
Chem. Lett., 2023, 52, 172-176.
Park, J.; Tamura, H.; Nakahata, M.; Kobayashi, Y.; Yamaguchi, H.; Nakajima, K.; Takahashi, H.; Takata, S.; Kayano, K.; Harada, A.; Hatano, K.; Takashima, Y.
(DOI:10.1246/cl.220535)



Efficient cyclization of linear polymer with pseudopolyrotaxane assistance.
Chem. Lett., 2023, 52, 1-4.
Tsuji, Y.; Kobayashi, Y.; Chunlin, X.; Harada, A.; Yamaguchi, H.
(DOI:10.1246/cl.220427)



Supramolecular polysulfide polymers with metal-ligand interactions.
ChemistrySelect, 2022, 7, e202103991.
Yamagishi, Y.; Kobayashi, Y.; Horiguchi, A.; Kitano, D.; Yamaguchi, H.
(DOI:10.1002/slct.202103991)



Precise synthesis of polyrotaxane and preparation of supramolecular materials based on its mobility
Polym. J., 2021, 53, 505-513.(Review)
Kobayashi, Y.
(DOI:10.1038/s41428-020-00455-x)


Supramolecular complex formation of polysulfide polymers and cyclodextrins
Chem. Commun., 2020, 56, 13619-13622.
Kobayashi, Y.; Harada, A.; Yamaguchi, H.
(DOI:10.1039/D0CC06571D)


Control of microenvironment around enzymes by hydrogels
Chem. Commun., 2020, 56, 6723-6726.
Kobayashi, Y.; Kohara, K.; Kiuchi, Y.; Shoji, O.; Yamaguchi, H.
(DOI:10.1039/D0CC01332C)


Redox-Responsive Supramolecular Polymeric Networks Having Double-Threaded Inclusion Complexes
Chem. Sci., 2020, 11, 4322-4331.
Aramoto, H.; Osaki, M.; Konishi, S.; Ueda, C; Kobayashi, Y.; Takashima, Y.; Harada, A.; Yamaguchi, H.
(DOI:10.1039/C9SC05589D)


Palladium-Catalyst Stabilized in Chiral Environment of Monoclonal Antibody in Water
Chem. Commun. 2020, 56, 1605-1607.
Kobayashi, Y.; Murata, K.; Harada, A.; Yamaguchi H.


Self-healing and shape-memory properties of polymeric materials cross-linked by hydrogen bonding and metal–ligand interactions
Polym. Chem. 2019, 10, 4519-4523.
Kobayashi, Y.; Hirase, T.; Takashima, Y.; Harada, A.; Yamaguchi H
(DOI:10.1039/C9PY00450E)
Back Cover

Mechanical and self-recovery properties of supramolecular ionic liquid elastomers based on host-guest interaction and correlation with ionic liquid content
RSC Advances 2019, 9, 22295-22301.
Garry, S.; Kobayashi, Y.; Osaki, M.; Takashima, Y.; Harada, A.; Yamaguchi H
(DOI:10.1039/C9RA04623B)

Preparation of cyclodextrin-based porous polymeric membrane by bulk polymerization of ethyl acrylate in the presence of cyclodextrin
Polymer 2019, 177, 208-213.
Kobayashi, Y.; Nakamitsu, Y.; Zheng, Y.; Takashima, Y.; Yamaguchi, H.; Harada, A.
(DOI:10.1016/j.polymer.2019.06.015)

Preparation of Supramolecular Ionic Liquid Gels based on Host-Guest Interactions and Their Swelling and Ionic Conductive Properties
Macromolecules 2019, 52, 2932-2938.
Garry, S.; Kobayashi, Y.; Yongtai, Z.; Takashima, Y.; Harada, A.; Yamaguchi H.
(DOI:10.1021/acs.macromol.8b02395)

Mechanical properties of supramolecular polymeric materials cross-linked by donor‒acceptor interactions
Chem. Commun. 2019, 55, 3809-3812.
Itano, M.; Kobayashi, Y.; Takashima, Y.; Harada, A.; Yamaguchi H. (DOI:10.1039/C9CC01472A)

超分子ポリマーの種類と構造,メカニズム,その応用,その可能性
小林裕一郎, 山口浩靖, 原田明
次世代のポリマー・高分子開発,新しい用途展開と将来展望, 情報技術協会, 第3章 第1節 2019

Physical and adhesion properties of supramolecular hydrogels crosslinked by movable cross-linking molecule and host-guest interactions
Kobayashi, Y.; Zheng, Y.; Takashima, Y.; Yamaguchi, H.; Harada, A.
Chem. Lett. 2018, 47, 1387-1390
(DOI:10.1246/cl.180646)



Control of the threading ratio of cyclic molecules in polyrotaxane consisting of poly(ethylene glycol) and α-cyclodextrins.
Kobayashi, Y.; Nakamitsu, Y.; Zheng, Y.; Takashima, Y.; Yamaguchi, H.; Harada, A.
Chem. Commun. 2018, 54, 7066-7069
(DOI:10.1039/C8CC01776J)



Functional supramolecular materials formed by non-covalent bonds.
Takashima, Y.; Osaki, M.; Kobayashi, Y.
Designed Molecular Space in Material Science and Catalysis. 2018, Springer

ポリロタキサンの材料への応用
小林裕一郎、髙島義徳、原田明
科学と工業 2018, 一般社団法人 大阪工研協会

Adhesion of dissimilar materials through host-guest interactions and its re-adhesion properties
Takashima, Y.; Shojima, Y.; Sekine, T.; Osaki, M.; Kobayashi, Y.; Yamaguchi, H.; Sekito, T.; Hatano, K.; Nakajima, K.; Harada, A.
Chem. Lett. 2018, 47, 1255-1257



Mechanical properties of supramolecular polymeric materials formed by cyclodextrins as host molecules and cationic alkyl guest molecules on the polymer side chain
Takashima, Y.; Otani, K.; Kobayashi, Y.; Aramoto, H.; Nakahata, M.; Yamaguchi, H.; Harada, A.
Macromolecules 2018, 51, 6318–632



Visible chiral discrimination via macroscopic selective assembly
Zheng, Y.; Kobayashi, Y.; Sekine, T.; Takashima, Y.; Hashidzume, A.; Yamaguchi, H.; Harada, A.
Commun. Chem. 2018, 1, 4
(DOI:10.1038/s42004-017-0003-x)



Thermal ring-opening polymerization of an unsymmetrical silicon-bridged [1]ferrocenophane in coordination nanochannels
Kobayashi, Y.; Honjo, K.; Kitagawa, S.; Gwyther, J.; Manners, I.; Uemura, T.
Chem. Commun. 2017, 53, 6945-6948.
(DOI:10.1039/C7CC03391E)



Preparation of Porous Polysaccharides Templated by Coordination Polymer with Three-dimensional Nanochannels
Kobayashi, Y.; Honjo, K.; Kitagawa, S.; Uemura, T.
ACS. Appl. Mater. Interface 2017, 9, 11373–11379.
(DOI:10.1021/acsami.6b15936)



The Controlled Synthesis of Polyglucose in One-Dimensional Coordination Nanochannels
Kobayashi, Y.; Horie, Y.; Honjo, K.; Uemura, T.; Kitagawa, S.
Chem. Commun. 2016, 52, 5156-5159.
(DOI:10.1039/C6CC01357K)



Manual control of catalytic reactions: Reactions by an apoenzyme gel and a cofactor gel
Kobayashi, Y.; Takashima, Y.; Hashidzume, A.; Yamaguchi, H.; Harada, A.
Sci. Rep. 2015, 5, pp.16254.
(DOI:10.1038/srep16254)



Adhesion between Semihard Polymer Materials Containing Cyclodextrin and Adamantane Based on Host–Guest Interactions
Kakuta, T.; Takashima, Y.; Sano, T.; Nakamura, T.; Kobayashi, Y.; Yamaguchi, H.; Harada, A.
Macromolecules, 2015, 48, 732–738.
(DOI:10.1021/ma502316d)



A Macroscopic Reaction: Direct Covalent Bond Formation between Materials Using a Suzuki-Miyaura Cross-Coupling Reaction
Sekine, T; Kakuta, T.; Nakamura, T.; Kobayashi, Y.; Takashima, Y.; Harada, A.
Sci. Rep. 2014, 4, pp.6438.
(DOI:10.1038/srep06348)



Supramolecular Adhesives to Hard Surfaces: Adhesion between Host Hydrogels and Guest Glass Substrates through Molecular Recognition
Takashima, Y.; Sahara, T,; Sekine, T; Kakuta, T.; Nakahata, M.; Otsubo, M.; Kobayashi, Y.; Harada, A.
Macromol. Rapid. Commun. 2014, 35, 1646-1652.
(DOI:10.1002/marc.201400324)



Reversible self-assembly of gels through metal-ligand interaction
Kobayashi, Y.; Takashima, Y.; Hashidzume, A.; Yamaguchi, H.; Harada, A.
Sci. Rep. 2013, 3, pp.1243.
(DOI:10.1038/srep01243)



Photoswitchable gel assembly based on molecular recognition
Yamaguchi, H.; Kobayashi, Y.; Kobayashi, R.; Takashima, Y.; Hashidzume, A.; Harada, A.
Nat. Commun. 2012, 3, pp.603.
(DOI:10.1038/ncomms1617)



Modulation of reversible self-assembling of dumbbell-shaped poly(ethylene glycol)s and β-cyclodextrins: precipitation and heat-induced supramolecular crosslinking
Kobayashi, Y.; Katoono, R.; Yamaguchi, M; Yui, N.
Polym. J. 2011, 43, 893-900.
(DOI:10.1038/pj.2011.71)



Heat-induced Supramolecular Cross-linking of Dumbbell-shaped PEG with β-CD Dimer based on Loose-fit Rotaxanation
Katoono, R.; Kobayashi, Y.; Yamaguchi, M; Yui, N.
Macromol. Chem. Phys. 2010, 212, 211-215.
(DOI:10.1002/macp.201000548)



Preparation of Loose-fit Polyrotaxane Composed of β-Cyclodextrin and Poly(ethylene glycol) Derivatives through the Slipping-Expanding Protocol
Katoono, R.; Kobayashi, Y.; Yui, N.
Chem. Lett. 2010, 39, 892-893.
(DOI:10.1246/cl.2010.892)


pH-Responsive Movement of Cucurbit[7]uril in a Dual Polypseudorotaxane : Contribution of Dimethyl β-CD
Ooya, T.; Inoue, D; Hak, S; Kobayashi, Y.; Loethen, S; Tompson, D; Yang, H; Kim, K; Yui, N.
Org. Lett. 2006, 15, 3159-3162.
(DOI:10.1021/ol060697e)



新聞報道 2015年01月 2種のゲル操作 自在に酵素反応  中日新聞
2013年05月 高分子素材 自在にピタッ  朝日新聞
2013年4月 生体内物質を利用 離合自在な物質合成  読売新聞
2012年1月 切った貼ったは、光を当てるだけのゼリー状物質  讀賣新聞