Extremely stretchable thermosensitive hydrogels by introducing slide-ring polyrotaxane cross-linkers and ionic groups into the polymer network

Nature Communications

Volumn 5, Issue , 2014, Pages

  Bin Imran, Abu ^a,c   Esaki, Kenta ^a   Gotoh, Hiroaki ^a   Seki, Takahiro ^a   Ito, Kohzo ^b   Sakai, Yasuhiro ^b   Takeoka, Yukikazu ^a  

^a NAGOYA UNIVERSITY   (Japan)

^b UNIVERSITY OF TOKYO   (Japan)

^c BANGLADESH UNIVERSITY OF ENGINEERING AND TECHNOLOGY   (Bangladesh)

Author keywords

[No Author keywords available]

Indexed keywords

ALPHA CYCLODEXTRIN; DIMETHYL SULFOXIDE; IONIC LIQUID; ISOCYANATE; MACROGOL; MONOMER; POLYELECTROLYTE; POLYMER; SODIUM HYDROXIDE; TAXANE DERIVATIVE; VINYL DERIVATIVE;

CHEMICAL PROCESS; ETHYLENE; GEL; IONIC COMPOSITION; MECHANICAL PROPERTY; POLYMER; PROTEIN; SIMULATION;

ARTICLE; CHEMICAL MODIFICATION; CROSS LINKING; ENTROPY; HEAT SENSITIVITY; HYDROGEL; HYDROGEN BOND; NEUTRON SCATTERING; PH; TENSILE STRENGTH; TRANSITION TEMPERATURE; X RAY CRYSTALLOGRAPHY;

EID: 84923332337     PISSN: None     EISSN: 20411723     Source Type: Journal    
DOI: 10.1038/ncomms6124     Document Type: Article

References (37)

1. Osada, Y. et al. Gels Handbook: The Fundamentals (Elsevier Inc., 2001).
2. Tanaka, T. Gels. Sci. Am. 244, 124-136 (1981).
3. Xia, L. W. et al. Nano-structured smart hydrogels with rapid response and high elasticity. Nat. Commun. 4, 1-11 (2013).
4. Okano, T., Bae, Y. H., Jacobs, H. & Kim, S. W. Thermally on off switching polymers for drug permeation and release. J. Control. Rel. 11, 255-265 (1990).
5. Calvert, P. Hydrogels for soft machines. Adv. Mater. 21, 743-756 (2009).
6. Maeda, S., Hara, Y., Sakai, T., Yoshida, R. & Hashimoto, S. Self-walking gel. Adv. Mater. 19, 3480-3484 (2007).
7. Holtz, J. H. & Asher, S. A. Polymerized colloidal crystal hydrogel films as intelligent chemical sensing materials. Nature 389, 829-832 (1997).
8. Matsubara, K., Watanabe, M. & Takeoka, Y. A thermally adjustable multicolor photochromic hydrogel. Angew. Chem. Int. Ed. 46, 1688-1692 (2007).
9. Saito, H., Takeoka, Y. & Watanabe, M. Simple and precision design of porous gel as a visible indicator for ionic species and concentration. Chem. Commun. 17, 2126-2127 (2003).
10. Nakayama, D., Takeoka, Y., Watanabe, M. & Kataoka, K. Simple and precise preparation of a porous gel for a colorimetric glucose sensor by a templating technique. Angew. Chem. Int. Ed. 42, 4197-4200 (2003).
11. Haraguchi, K. & Li, H. J. Mechanical properties and structure of polymer-clay nanocomposite gels with high clay content. Macromolecules 39, 1898-1905 (2006).
12. Shibayama, M. Small-angle neutron scattering on polymer gels: phase behavior, inhomogeneities and deformation mechanisms. Polym. J. 43, 18-34 (2011).
13. Matsuo, E. S. & Tanaka, T. Patterns in shrinking gels. Nature 358, 482-485 (1992).
14. Gong, J. P., Katsuyama, Y., Kurokawa, T. & Osada, Y. Double-network hydrogels with extremely high mechanical strength. Adv. Mater. 15, 1155-1158 (2003).
15. Sun, J. Y. et al. Highly stretchable and tough hydrogels. Nature 489, 133-136 (2012).
16. Sakai, T. et al. Design and fabrication of a high-strength hydrogel with ideally homogeneous network structure from tetrahedron-like macromonomers. Macromolecules 41, 5379-5384 (2008).
17. Arai, T., Jang, K., Koyama, Y., Asai, S. & Takata, T. Versatile supramolecular cross-linker: a rotaxane cross-linker that directly endows vinyl polymers with movable cross-links. Chemistry 19, 5917-5923 (2013).
18. Haraguchi, K. & Takehisa, T. Nanocomposite hydrogels: a unique organic-inorganic network structure with extraordinary mechanical, optical, and swelling/de-swelling properties. Adv. Mater. 14, 1120-1124 (2002).
19. Okumura, Y. & Ito, K. The polyrotaxane gel: a topological gel by figure-of-eight cross-links. Adv. Mater. 13, 485-487 (2001).
20. Li, J., Harada, A. & Kamachi, M. Sol-gel transition during inclusion complexformation between alpha-cyclodextrin and high-molecular-weight poly(ethylene glycol)s in aqueous-solution. Polym. J. 26, 1019-1026 (1994).
21. Hirokawa, Y. & Tanaka, T. Volume phase-transition in a nonionic gel. J. Chem. Phys. 81, 6379-6380 (1984).
22. Hirotsu, S., Hirokawa, Y. & Tanaka, T. Volume-phase transitions of ionized N-isopropylacrylamide gels. J. Chem. Phys. 87, 1392-1395 (1987).
23. Bin Imran, A. et al. Fabrication of mechanically improved hydrogels using a movable cross-linker based on vinyl modified polyrotaxane. Chem. Commun. 41, 5227-5229 (2008).
24. Araki, J. & Ito, K. Recent advances in the preparation of cyclodextrin-based polyrotaxanes and their applications to soft materials. Soft Matter 3, 1456-1473 (2007).
25. Bin Imran, A., Seki, T., Ito, K. & Takeoka, Y. Poly(N-isopropylacrylamide) gel prepared using a hydrophilic polyrotaxane-based movable cross-linker. Macromolecules 43, 1975-1980 (2010).
26. Bastide, J., Leibler, L. & Prost, J. Scattering by deformed swollen gels-butterfly isointensity patterns. Macromolecules 23, 1821-1825 (1990).
27. Shinohara, Y. et al. Small-angle X-ray scattering study of the pulley effect of slide-ring gels. Macromolecules 39, 7386-7391 (2006).
28. Shibayama, M., Isono, K., Okabe, S., Karino, T. & Nagao, M. SANS study on pressure-induced phase separation of poly(N-isopropylacrylamide) aqueous solutions and gels. Macromolecules 37, 2909-2918 (2004).
29. Karino, T., Shibayama, M., Okumura, Y. & Ito, K. SANS study on pulley effect of slide-ring gel. Phys. B Condens. Matter 385, 807-809 (2006).
30. Mendes, E., Oeser, R., Hayes, C., Boue, F. & Bastide, J. Small-angle neutron scattering study of swollen elongated gels: butterfly patterns. Macromolecules 29, 5574-5584 (1996).
31. Karino, T. et al. SANS studies on deformation mechanism of slide-ring gel. Macromolecules 38, 6161-6167 (2005).
32. Chen, G. H. & Hoffman, A. S. Graft-copolymers that exhibit temperature-induced phase-transitions over a wide-range of pH. Nature 373, 49-52 (1995).
33. Kokufuta, E., Wang, B. L., Yoshida, R., Khokhlov, A. R. & Hirata, M. Volume phase transition of polyelectrolyte gels with different charge distributions. Macromolecules 31, 6878-6884 (1998).
34. Ono, T., Sugimoto, T., Shinkai, S. & Sada, K. Lipophilic polyelectrolyte gels as super-absorbent polymers for nonpolar organic solvents. Nat. Mater. 6, 429-433 (2007).
35. Oya, T. et al. Reversible molecular adsorption based on multiple-point interaction by shrinkable gels. Science 286, 1543-1545 (1999).
36. Wang, G. Q. et al. Gel catalysts that switch on and off. Proc. Natl Acad. Sci. USA 97, 9861-9864 (2000).
37. Alvarez-Lorenzo, C. et al. Polymer gels that memorize elements of molecular conformation. Macromolecules 33, 8693-8697 (2000).