Original paper

32. Effects of the Hydration States of Water Molecules on the Mechanical Properties of Dual Movable Crosslinked Polymeric Gels

Kawai, Y.; Park, J.; Motokawa, R.; Ikura, R.; Murayama, S.; Yamaoka, K.; Fujii, Y.; Ikemoto, Y.; Tanaka, M.; Matsuba, G.; Kato, T.; Takashima, Y.
ACS Appl. Polym. Mater. 2025, 7, 7767-7776.
(DOI:10.1021/acsapm.5c00270) 

31. Exploring Enzymatic Degradation, Reinforcement, Recycling and Upcycling of Poly(ester)s-Poly(urethane) with Movable Crosslinks

Liu, J.; Ikura, R.; Yamaoka, K.; Sugawara, A.; Takahashi, Y.; Kure, B.; Takenaka, N.; Park, J.; Uyama, H.; Takashima, Y.
Chem 2025, 11, 102327.
(DOI:10.1016/j.chempr.2024.09.026) 

30. Improvement in Cohesive Properties of Adhesion Systems using Movable Crosslinked Materials with Stress Relaxation Properties.

Qian, Y.; Ikura, R.; Kawai, Y.; Park, J.; Yamaoka, K.; Takashima, Y. 

ACS Appl. Mater. Interfaces 2024, 16, 3935-3943.

(DOI:10.1021/acsami.3c13342) 

29. Absorption of water molecules on the surface of stereocomplex-crystal spherulites of polylactides: An in-situ FT-IR spectroscopy investigation.

Kokuzawa, T.; Hirabayashi, S.; Ikemoto, Y.; Park, J.; Ikura, R.; Takashima, Y.; Higuchi, Y.; Matsuba, G.

Polymer 2024, 298 126922.
(DOI:10.1016/j.polymer.2024.126922) 

28. Material Design of Citric Acid-Modified Cellulose Composite Polymeric Materials with Both Tough and Sustainable Enhancement by Multiple Noncovalent Bonds

Wada, T.; Park, J.; Yamaoka, K.; Asaki, Y.; Sugawara, A.; Ikura, R.; Takahashi, Y.; Takenaka, N.; Uetsuji, Y.; Uyama, H.; Takashima, Y.
ACS Appl. Polym. Mater. 2023, 5, 10334-10341.
(DOI:10.1021/acsapm.3c02107) 

27. Enhancement of the Mechanical Properties of Organic-Inorganic Hybrid Elastomers by Introducing Movable and Reversible Crosslinks

Yamashita, N.; Yamaoka, K.: Ikura, R.; Yoshida, D.; Park, J.; Kato, N.; Kamei, M.; Ogura, K.; Igarashi, M.; Nakagawa, H.; Takashima, Y.
Soft Matter 2023, 19, 9074-9081.
(DOI:10.1039/D3SM01101A) 

26. Supramolecular Photoresponsive Polyurethane with Movable Crosslinks Based on Photoisomerization of Azobenzene

Zhou, X.; Ikura, R.; Jin, C; Yamaoka, K.; Park, J.; Takashima, Y.
Aggregate 2023, e457.
(DOI:10.1002/agt2.457) 

25. Highly Stretchable Stress-Strain Sensor from Elastomer Nanocomposites with Movable Cross-links and Ketjenblack

Ikura, R.; Kajimoto, K.; Park, J.; Murayama, S.; Fujiwara, Y.; Osaki, M.; Suzuki, T.; Shirakawa, H.; Kitamura, Y.; Takahashi, H.; Ohashi, Y.; Obata, S.; Harada, A.; Ikemoto, Y.; Nishina, Y.; Uetsuji, Y.; Matsuba, G.; Takashima, Y.
ACS Polymers Au 2023, 3, 394-405.
(DOI:10.1021/acspolymersau.3c00010) 

24. Water Content-Dependent Switching of the Bending Behavior of Photoresponsive Hydrogels Composed of Hydrophilic Acrylamide-Based Main Chains and Hydrophobic Azobenzene

Park, J.; Shimizu, Y.; Zhou, X.; Ikura, R.; Matsuba, G.; Takashima, Y.
Gels 2023, 9, 658.
(DOI:10.3390/gels9080658) 

23. Leaf-Inspired Host-Guest Complexation-Dictating Supramolecular Gas Sensors.

Park, J.; Sasaki, Y.; Ishii, Y.; Murayama, S.; Ohshiro, K.; Nishiura, K.; Ikura, R.; Yamaguchi, H.; Harada, A.; Matsuba, G.; Washizu, H.; Minami, T.; Takashima, Y.
ACS Appl. Mater. Interfaces 2023, 15, 39777-39785.
(DOI:10.1021/acsami.3c04395) 

22. Tough citric acid-modified cellulose-containing polymer composites with three components consisting of movable cross-links and hydrogen bonds

Park, J.; Asaki, Y.;Fujiwara, Y.;Wada, T.;Ikura, R.; Sugawara, A.; Konishi, T.; Matsuba, G. Uetsuji, Y.; Uyama, H.; Takashima, Y.
Polym. J. 2023, 55, 1151-1164.
(DOI:10.1038/s41428-023-00823-3) 

21. Preparation of Mechanically Tough Poly(dimethyl siloxane) through the Incorporation of Acetylated Cyclodextrin-Based Topologically Movable Cross-links.

ᵀYoshida, D.; ᵀPark, J.; Yamashita, N.; Ikura, R.; Kato, N.; Kamei, M.; Ogura, K.; Igarashi, M.; Nakagawa, H.; Takashima, Y.

(ᵀ Equally contributed)

Polym. Chem. 2023, 14, 3277-3285. 

(DOI:10.1039/D3PY00282A) 

20. Hybridizing a dual-cross network and a linear glassy polymer for dynamic contributions to high mechanical toughness based on phase-separated structures.

Kawai, Y.; Park, J.; Murayama, S.; Ikura, R.; Osaki, M.; Konishi, T.; Matsuba, G.; Takashima, Y.

Macromolecules 2023, 56, 4503-4512.

 (DOI:10.1021/acs.macromol.3c00178) 

19. Cyclic Polyphenylene Sulfide as Additive to Improve the Mechanical Properties of Polystyrene-based Materials.

Ding, Y.; Park, J.; Ikura, R.; Nara, S.; Toda, K.; Takashima Y.

Macromolecules 2023, 56, 3132-3140. 

(DOI:10.1021/acs.macromol.3c00148) 

18. A Transformable and Bulky Methacrylate Monomer That Enables the Synthesis of an MMA-nBA Alternating Copolymer: Sequence-Dependent Self-Healing Properties.

Lai, H.; Jin, C.; Park, J.; Ikura, R.; Takashima, Y.; Ouchi, M.

Angew. Chem.Int. Ed. 2023, 62, e202218597.

(DOI:10.1002/anie.202218597) 

17. Self-Healable and Conductive Hydrogel Coatings Based on Host-Guest Complexation between β-Cyclodextrin and Adamantane.

Park, J.; Tamura, H.; Nakahata, M.; Kobayashi, Y.; Yamaguchi, H.; Nakajima, K.; Takahashi, H.; Takata, S.; Kayano, K.; Harada, A.; Hatano, K.; Takashima, Y.

Chem. Lett. 2023, 52, 172-176.

(DOI:10.1246/cl.220535) 

16. Self-Healable Poly(dimethyl siloxane) Elastomers Based on Host-Guest Complexation between Methylated β-Cyclodextrin and Adamantane.

ᵀYoshida, D.; ᵀPark, J.; Ikura, R.; Yamashita, N.; Yamaguchi, H.; Takashima, Y.

(ᵀ Equally contributed)

Chem. Lett. 2023, 52, 93-96. 

(DOI:10.1246/cl.220458) 

15. Simultaneous Control of the Mechanical Properties and Adhesion of Human Umbilical Vein Endothelial Cells to Suppress Platelet Adhesion on A Supramolecular Substrate.

ᵀPark, J.; ᵀUeda, T.; Kawai, Y.; Araki, K.; Kido, M.; Kure, B.; Takenaka, N.; Takashima, Y.; Tanaka, M.

(ᵀ Equally contributed)

RSC Adv. 2022, 12, 27912-27917.

(DOI:10.1039/D2RA04885J) 

14. Multi-Energy Dissipation Mechanisms in Supramolecular Hydrogels with Fast and Slow Relaxation Modes.

Konishi, S.; Park, J.; Urakawa, O.; Osaki, M.; Yamaguchi, H.; Harada, A.; Inoue, T.; Matsuba, G.; Takashima, Y.

Soft Matter. 2022, 18, 7369-7379.

(DOI:10.1039/D2SM00735E) 

13. Water Content and Guest Size Dictate the Mechanical Properties of Cyclodextrin Mediated Hydrogels.

ᵀWhitaker, D. J.; ᵀPark, J.; Ueda, C.; Wu, G.; Harada, A.; Matsuba, G.; Takashima, Y.; Scherman, O. A.

(ᵀ Equally contributed)

Polym. Chem. 2022, 13, 5127-5134.

(DOI:10.1039/D2PY00769J) 

12. Additional Crystalline Structure of Syndiotactic Polystyrene Composites with Acetylated Cyclodextrin.

Park, J.; Nagamachi, T.; Aoyama, T.; Hanada, K.; Harada, A.; Sera, M.; Takashima, Y.

Polym. Chem. 2022, 13, 4361-4365.

(DOI:10.1039/D2PY00390B ) 

11. Synergetic improvement in the mechanical properties of polyurethanes with movable crosslinking and hydrogen bonds.

Jin, C.; Park, J.; Shirakawa, H.; Osaki, M.; Ikemoto, Y.; Yamaguchi, H.; Takahashi, H.; Ohashi, Y.; Harada, A.; Matsuba, G.; Takashima, Y.

Soft Matter 2022, 18, 5027-5036.

(DOI:10.1039/D2SM00408A) 

10. Supramolecular Nylon-Based Actuators with a High Work Efficiency Based on Host-Guest Complexation and Mechanoisomerization of Azobenzene.

Park, J.; Tamura, H.; Yamaguchi, H.; Harada, A.; Takashima, Y.

Polym. J. 2022, 54, 1213-1223.

(DOI:10.1038/s41428-022-00666-4) 

9. Fabrication and Mechanical Properties of Knitted Dissimilar Polymeric Materials with Movable Cross-Links.

Ikura, R.; Murayama, S.; Park, J.; Ikemoto, Y.; Osaki, M.; Yamaguchi, H.; Harada, A.; Matsuba, G.; Takashima, Y.

Molecular Systems Design & Engineering 2022, 7, 733-745.

(DOI:10.1039/D2ME00016D)

8. Preparation of Dual-Cross Network Polymers by Knitting Method and Evaluation of Their Mechanical Properties.

Kawai, Y.; Park, J.; Ishii, Y.; Urakawa, O.; Murayama, S.; Ikura, R.; Osaki, M.; Ikemoto, Y.; Yamaguchi, H.; Harada, A.; Inoue, T.; Washizu, H.; Matsuba, G.; Takashima, Y.

NPG Asia Mater. 2022, 14, 32.

(DOI:10.1038/s41427-021-00348-2) 

7. Cellulose Nanofiber Composite Polymeric Materials with Reversible and Movable Cross-links and Evaluation of Their Mechanical Properties.

Tsuchiya, H.; Asaki, Y.; Sinawang, G.; Asoh, T.; Osaki, M.; Park, J.; Ikemoto, Y.; Yamaguchi, H.; Harada, A.; Uyama, H.; Takashima, Y.

ACS Appl. Polym. Mater. 2022, 4, 403-412.

(DOI:10.1021/acsapm.1c01332) 

6. Behavior of Supramolecular Cross-Links Formed by Host-Guest Interaction in Hydrogels Responding to Water Contents.

ᵀ Ueda, C.; ᵀ Park, J.; Hirose, K.; Konishi, S.; Ikemoto, Y.; Osaki, M.; Yamaguchi, H.; Harada, A.; Tanaka, M.; Watanabe, G.; Takashima, Y.

(ᵀ Equally contributed)

Supramol. Mater., 2022, 1, 100001. 

(DOI:10.1016/j.supmat.2021.100001)

5. Mechanical Properties with Respect to Water Content of Host-Guest Hydrogels.

Osaki, M.; Yonei, S.; Ueda, C.; Ikura, R.; Park, J.; Yamaguchi, H.; Harada, A.; Tanaka, M.; Takashima, Y.

Macromolecules, 2021, 54, 8067-8076.

(DOI:10.1021/acs.macromol.1c00970) 

4. Extremely Rapid Self-healable and Recyclable Supramolecular Materials through Planetary Ball Milling and Host-guest Interactions.

Park, J.; Murayama, S.; Osaki, M.; Yamaguchi, H.; Harada, A.; Matsuba, G.; Takashima, Y.

Adv. Mater. 2020, 32, 2002008.

(DOI:10.1002/adma.202002008) 

3. Reinforced Polystyrene through Host-guest Interactions Using Cyclodextrin as An Additive.

Park, J.; Murayama, S.; Osaki, M.; Yamaguchi, H.; Harada, A.; Matsuba, G.; Takashima, Y.

Eur. Polym. J. 2020, 134, 109807.

(DOI:10.1016/j.eurpolymj.2020.109807) 

2. Supramolecular Elastomers with Movable Cross-Linkers Showing High Fracture Energy Based on Stress Dispersion.

Ikura, R.; Park, J.; Osaki, M.; Yamaguchi, H.; Harada, A.; Takashima, Y.

Macromolecules 2019, 52, 6953-6962.

(DOI:10.1021/acs.macromol.9b01198) 

1. Self-Healing Alkyl Acrylate-Based Supramolecular Elastomers Cross-Linked via Host-Guest Interactions.

Nomimura, S.; Osaki, M.; Park, J.; Ikura, R.; Takashima, Y.; Yamaguchi H.; Harada, A.

Macromolecules 2019, 52, 2659-2668.

(DOI:10.1021/acs.macromol.9b00471)