CATIONIC HYDROGELS FOR CONTROLLED DELIVERY 437 (7) D. Duracher, F. Sauzedde, A. Elaissari, A. Perin, and C. Pichot, Colloid Polym. Sci., 276, 219 (1998). (8) E. M. S. Castanheira, J. M. G. Martinho, D. Duracher, M. T. Charreyre, A. Elaissari, and C. Pichot, Langmuir, 15, 6712 (1999). (9) T. Delair, F. Meunier, A. Elaissari, M. H. Charles, and C. Pichot, Colloid Surf. A, 153, 341 (1999). (10) A. Elaissari, L. Holt, F. Meunier, C. Voisset, C. Pichot, B. Madrand, and C. Mabilat, J. Biomater. Sci. Polym., E10, 403 (1999). (11) A. Elaissari, M. Rodrigue, F. Meunier, and C. Herve, J. Magnet. Mag. Mater, 225, 27 (2001). (12) D. Duracher, A. Elaissari, F. Mallet, and C. Pichot, Langmuir, 16, 9002 (2000). (13) L. Zha, J. Hu, C. Wang, S. Fu, A. Elaissari, and Y. Zhang, Colloid Polym. Sci, 280, 1 (2002). (14) L. S. Zha, J. H. Hu, C. C. Wang, S. K. Fu, and M. F. Luo, Colloid Polym. Sci., 280, 1116 (2002). (15) Y. Zhang, L. S. Zha, and S. K. Fu, J. Appl. Polym. Sci., 92, 839 (2004). (16) V. T. Pinkrah, M. J. Snowden, J. C. Mitchell, J. Seidel, B. Z. Chowdhry, and G. R. Fern, Langmuir, 19, 585 (2003). (17) R. J. Hall, V. T. Pinkrah, B. Z. Chowdhry, and M. J. Snowden, Colloids Surf. A, 233, 25 (2004). (18) X. Li, J. Zuo, Y. L. Guo, and X. H. Yuan, Macromolecules, 37, 10042 (2004). (19) J. Seidel, V. T. Pinkrah, J. C. Mitchell, B. Z. Chowdhry, and M. J. Snowden, Thermochim. Acta, 414, 47 (2004). (20) S. Takata, M. Shibayama, R. Sasabe, and H. Kawaguchi, Polymer, 44, 495 (2003). (21) S. Ito, K. Ogawa, H. Suzuki, B. Wang, R. Yoshida, and E. Kokufuta, Langmuir, 15, 4289 (1999). (22) J. J. Xu A. B. Timmons, and R. Pelton, Colloid Polym. Sci., 282, 256 (2004). (23) J. J. Xu and R. Pelton, J. Colloid Interface Sci., 276, 113 (2004). (24) D. Kuckling and S. Wohlrab, Polymer, 43, 1533 (2002). (25) D. Kuckling, C. D. Vo, and S. E. Wohlrab, Langmuir, 18, 4263 (2002). (26) B. J. Berne and R. Pecora, Dynamic Light Scattering (Wiley-Interscience, New York, 1976). (27) C. E. Ioan, T. Aberle, and W. Burchard, Macromolecules 34, 326 (2001). (28) D. C. Dong and M. A. Winnik, Can J. Chem. 62, 2560 (1984). (29) K. Kalyanasundaram, Photophysics of Microheterogenous System (Academic Press, New York, 1988). (30) P. Chandar, P. Somasundaran, and N. J. Turro, J. Colloid Interface Sci. 117, 31 (1987) (31) J. K. Thomas, The Chemistry of Excitation at Interfaces, ACS Monograph 181 (American Chemical Society, Washington, DC, 1984). (32) K. Kalyanasundaram and J. K. Thomas, J. Am. Chem. Soc. 99, 2039 (1977). (33) F. M. Winnik and S. T. A. Regismond, Colloids Surf. A, 118, 1 (1996). (34) L. S. Zha, J. H. Hu, C. C. Wang, and S. K. Fu, Colloid Polym. Sci., 280, 1116 (2002). (35) M. Heskins and J. E. J. Guillet, Macromol. Sci. Chem., 1441 (1968). (36) M. P. Breton, PhD. Thesis, University of Toronto, Toronto, Canada, 1980. (37) H. Burrell, in Polymer Handbook, 2nd Ed., J. Brandrup and E.H. Immergut, Eds. (John Wiley & Sons, New York, 1975), p. IV337. (38) E. P. Abel and W. A. Bowman, U.S. Patent 4, 504, 569 (1985). (39) H. J. Ahmad, Macromol. Sci. Chem., A17, 588 (1982). (40) M. Li, M. Jiang, and C. Wu, Langmuir, 16, 9205 (2000). (41) K. Kogej, J. Skerjanc, Langmuir, 15, 4251 (1999). (42) D. Y. Chu and J. K. Thomas, Macromolecules, 20, 2133 (1987).