Magnetic characterization of polyvinyl alcohol ferrogels and films

Journal of Materials Research

Volumn 22, Issue 8, 2007, Pages 2211-2216

  Hernández, Rebeca ^a   López, German ^a   López, Daniel ^a   Vázquez, Manuel ^b   Mijangos, Carmen ^a  

^a INSTITUTO DE CIENCIA Y TECNOLOGÍA DE POLÍMEROS   (Spain)

^b INSTITUTO DE CIENCIA DE MATERIALES DE MADRID   (Spain)

Author keywords

[No Author keywords available]

Indexed keywords

CHARACTERIZATION; CRYSTAL STRUCTURE; FERRITES; HYDROGELS; MAGNETIC FLUIDS; MAGNETIC PROPERTIES; POLYMER FILMS;

FERROGELS; FREEZING THAWING CYCLES;

POLYVINYL ALCOHOLS;

EID: 34548131667     PISSN: 08842914     EISSN: None     Source Type: Journal    
DOI: 10.1557/jmr.2007.0298     Document Type: Article

References (20)

1. F.M. Winnik, A. Morneau, R.F. Ziolo, H.D.H. Stover, and W.H. Li: Template-controlled synthesis of superparamagnetic goethite within macroporous polymeric microspheres. Langmuir 11, 3660 (1995).
2. 3. A new optically transparent magnetic material. Science 257, 219 (1992).
3. R.F. Ziolo, E.P. Giannelis, and R.D. Shull: Matrix-mediated synthesis and properties of nanostructured materials. Nanostruct. Mater. 3, 85 (1993).
4. 20 nanoparticles in a PVC matrix. Nanotechnology 16, 278 (2005).
5. K-F. Arndt, T. Schmidt, A. Richter, and D. Kuckling: High response smart gels: Synthesis and application. Macromol. Symp. 207, 257 (2004).
6. M.E. Byrne, K. Park, and N.A. Peppas: Molecular imprinting within hydrogels. Adv. Drug Del. Rev. 54, 149 (2002).
7. K. Dusek: Responsive Gels: Volume Transitions 1. Advances in Polymer Science, Vol. 109 (Springer-Verlag, Berlin, 1993).
8. E.S. Matsuo and T. Tanaka: Patterns in shrinking gels. Nature 358, 482 (1992).
9. M. Zrinyi, L. Barsi, D. Szabo, and H.G. Kilian: Direct observation of abrupt shape transition in ferrogels induced by nonuniform magnetic field. J. Chem. Phys. 106, 5685 (1997).
10. M. Zrinyi, D. Szabo, and L. Barsi: Magnetic field sensitive polymeric actuators. J. Intell. Mater. Syst. Struct. 9, 667 (1999).
11. J. Chatterjee, Y. Haik, and C.J. Chen: Biodegradable magnetic gel: Synthesis and characterization. Colloid Polym. Sci. 281, 892 (2003).
12. L.L. Lao and R.V. Ramanujan: Magnetic and hydrogel composite materials for hyperthermia applications. J. Mater. Sci.: Mater. Med. 15, 1061 (2004).
13. C.A. Finch: Polyvinyl Alcohol; Properties and Applications (Wiley, London, New York 1973), p. 622.
14. H. Lin, Y. Watanabe, M. Kimura, K. Hanabusa, and H. Shirai: Preparation of magnetic poly(vinyl alcohol) (PVA) materials by in situ synthesis of magnetite in a PVA matrix. J. Appl. Polym. Sci. 87, 1239 (2003).
15. D. Lopez, I. Cendoya, F. Torres, J. Tejada, and C. Mijangos: Preparation and characterization of poly(vinyl alcohol)-based magnetic nanocomposites. 1. Thermal and mechanical properties. J. Appl. Polym. Sci. 82, 3215 (2001).
16. R. Hernandez, A. Sarafian, D. Lopez, and C. Mijangos: Viscoelastic properties of poly(vinyl alcohol) hydrogels and ferrogels obtained through freezing-thawing cycles. Polymer 45, 5543 (2004).
17. I. Cendoya, D. Lopez, A. Alegria, and C. Mijangos: Dynamic mechanical and dielectrical properties of poly(vinyl alcohol) and poly(vinyl alcohol)-based nanocomposites. J. Polym. Sci. Part B: Polym. Phys. 39, 1968 (2001).
18. C.M. Hassan and N.A. Peppas: Structure and applications of poly-(vinyl alcohol) hydrogels produced by conventional crosslinking or by freezing/ thawing methods. Adv. Polym. Sci. 153, 37 (2000).
19. R. Hernandez, D. Lopez, C. Mijangos, and J-M. Guenet: A reappraisal of the "thermoreversible" gelation of aqueous poly(vinyl alcohol) solutions through freezing-thawing cycles. Polymer 43, 5661 (2002).
20. L.S. Suresh: Osmotic deswelling of polymer gels. J. Polym. Sci. Part B: Polym. Phys. 36, 2525 (1998).