Artículos de revistas
Probing Interchain Interactions In Emissive Blends Of Poly[2-methoxy-5- (2′-ethylhexyloxy)-p-phenylenevinylene] With Polystyrene And Poly(styrene-co-2-ethylhexyl Acrylate) By Fluorescence Spectroscopy
Registro en:
Journal Of The Brazilian Chemical Society. , v. 17, n. 5, p. 1000 - 1013, 2006.
1035053
2-s2.0-33749574780
Autor
De Andrade M.L.
Atvars T.D.Z.
Institución
Resumen
We present dynamic and static photoluminescence studies on polymer blends of conjugated poly[2-methoxy-5-(2′-ethylhexyloxy)-p-phenylenevinylene] (MEH-PPV) with polystyrene-co-1-pyrenyl methyl methacrylate and its copolymer poly(styrene-co-2-ethylhexyl acrylate-co-1-pyrenylmethyl methacrylate) (with 9 mol% and 19 mol% of 2-ethylhexyl acrylate units and 0.06 mol% of 1-pyrenyl). Pyrenyl-labeled polystyrene and its copolymers were synthesized by emulsion polymerization and characterized by 13C and 1H-NMR, FTIR, GPC, DSC, and UV-Vis. Spin-coating films of the blends were prepared from chloroform solutions with 0.1, 0.5, 1.0, and 5.0 wt% of MEH-PPV. The miscibility of these systems was studied by non-radiative energy transfer processes between the 1-pyrenyl moieties (the energy donor) and MEH-PPV (the energy acceptor). The relative emission intensities and the fluorescence lifetimes of the donor showed that the miscibility of MEH-PPV and the copolymers is greater than that of MEH-PPV and polystyrene and this was confirmed by epifluorescence optical microscopy and scanning electron microscopy. ©2006 Sociedade Brasileira de Química. 17 5 1000 1013 Miyata, S., Nalwa, H.S., (1998) Organic Electroluminescence Materials and Devices, , Gordon and Breach: Tokyo Liu, Y., Liu, M.S., Li, X.C., Jen, A.K.Y., (1998) Chem. Mater., 10, p. 3301 Lee, T.W., Park, O.O., (2000) Adv. Mater., 12, p. 801 Cossiello, R.F., Kowalski, E., Rodrigues, P.C., Akcelrud, L., Bloise, A.C., De Azevedo, E.R., Bonagamba, T.J., Atvars, T.D.Z., (2005) Macromolecules, 38, p. 925 Kim, J., Swager, M., (2001) Nature, 411, p. 1030 Nguyen, T.-Q., Schwartz, B.J., Schaller, R.D., Johnson, J.C., Haber, L.H., Saykally, R.J., (2001) J. Phys. Chem. B, 105, p. 5153 Nguyen, T.-Q., Doan, V., Schwartz, B.J., (1999) J. Chem. Phys., 110, p. 4068 Nguyen, T.-Q., Martini, I.B., Liu, J., Schwartz, B.J., (2000) J. Phys. Chem. B, 104, p. 237 Nguyen, T.-Q., Kwong, R.C., Thompson, M.E., Schwartz, B.J., (2000) Appl. Phys. Lett., 76, p. 2454 Nguyen, T.-Q., Yee, R.H., Schwartz, B.J., (2000) J. Photochem. Photobiol. A, 144, p. 21 Greenhan, N.C., Samuel, I.D.W., Hayes, G.R., Phillips, R.T., Kessener, Y.A.R.R., Moratti, S.C., Holmes, A.B., Friend, R.H., (1995) Chem. Phys. Lett., 241, p. 89 Yan, M., Rothberg, L.J., Papadimitrakopoulos, F., Galvin, M.E., Miller, T.M., (1994) Phys. Rev. Lett., 72, p. 1104 Chen, S.-H., Su, A.-C., Huang, Y.F., Su, C.-H., Peng, G.-Y., Chen, S.-A., (2002) Macromolecules, 35, p. 4229 Collison, C.J., Rothberg, L.J., Treemaneekarn, V., Li, Y., (2001) Macromolecules, 34, p. 2346 Shi, Y., Liu, J., Yang, Y., (2000) J. Appl. Phys., 87, p. 4254 Jakubiak, R., Collison, C.J., Wan, W.C., Rothberg, L.J., Hsieh, B.R., (1999) J. Phys. Chem. A, 103, p. 2394 Wei, P.K., Hsu, J.H., Fann, W.S., (1999) Synth. Met., 102, p. 1209 Hsu, J.H., Wei, P.K., Fann, W.S., Chuang, K.R., Chen, A.S., (1998) Ultramicroscopy, 71, p. 263 Lee, T.-W., Park, O.O., Cho, H.N., Hong, J.-M., Kim, C.Y., Kim, Y.C., (2001) Synth. Met., 122, p. 437 Shim, H.K., Kang, I.N., Jang, M.S., Zyung, T., Jung, S.D., (1997) Macromolecules, 30, p. 7749 Halls, J.J.M., Walsh, C.A., Greenham, N.C., Marseglia, E.A., Friend, R.H., Maratti, S.C., Holmes, A.B., (1995) Nature, 376, p. 498 Yu, G., Gao, J., Hummelen, J.C., Wudl, F., Heeger, A.J., (1995) Science, 270, p. 1789 Granström, M., Inganäs, O., (1995) Adv. Mater., 7, p. 1012 He, G., Li, Y., Liu, J., Yang, Y., (2002) Appl. Phys. Lett., 80, p. 4247 Sartori, S.S., De Feyter, S., Hofkens, J., Van Der Auweraer, M., De Schryver, F., Brunner, K., Hofstraat, J.W., (2003) Macromolecules, 36, p. 500 Ding, L., Karasz, F.E., Lin, Z., Liao, M.Z.L., Pang, Y., (2001) Macromolecules, 34, p. 9183 Iyengar, N.A., Harrison, B., Duran, R.S., Schanze, K.S., Reynolds, J.R., (2003) Macromolecules, 36, p. 8985 Bjorklund, T.G., Lim, S.-H., Bardeen, C.J., (2004) Synth. Met., 142, p. 195 Blumstengel, S., Sokolik, I., Dorsinville, R., Voloschenko, D., He, M., Lavrentovich, O., Chein, L.C., (1999) Synth. Met., 99, p. 85 Nishino, H., Yu, G., Heeger, A.J., Chen, T.A., Rieke, R.D., (1995) Synth. Met., 68, p. 243 Hu, D., Yu, J., Barbara, P.F., (1999) J. Am. Chem. Soc., 121, p. 6936 Hu, D., Yu, J., Wong, K., Bagchi, B., Rossky, P.J., Barbara, P.F., (2000) Nature (London), 405, p. 1030 Crenshaw, B.R., Weder, C., (2003) Chem. Mat., 15, p. 4717 Lee, J.S., Kim, C.H., Yu, J.-W., Kim, J.K., Kim, D.Y., Song, N.W., Kim, C.Y., (2004) J. Polym. Sci. A: Polym. Chem., 42, p. 557 Palilis, L.C., Lidzey, D.G., Redecker, M., Bradley, D.D.C., Inbasekaram, M., Woo, E.P., Wu, W.W., (2000) Synth. Met., 111, p. 159 Granström, M., Inganäs, O., (1996) Appl. Phys. Lett., 68, p. 147 Chao, C.S., Whang, W.T., Chuang, K.R., (2000) J. Polym. Res., 7, p. 175 Babel, A., Jenekhe, S.A., (2004) Macromolecules, 37, p. 9835 Utracki, L.A., (1989) Polymer Alloys and Blends: Thermodynamics and Rheology, , Hanser: Munich Muller, G., Schwahn, D., Eckerlebe, H., Rieger, J., Springer, T., (1996) J. Chem. Phys., 104, p. 5326 Hack, T., Abetz, V., Stamm, M., Schubert, D.W., Mortensen, K., Siol, W., (1996) Colloid Polym. Sci., 274, p. 350 Alam, M.M., Tonzola, C.J., Jenekhe, A.S., (2003) Macromolecules, 36, p. 6577 Yu, J.-W., Kim, J.K., Cho, H.N., Kim, D.Y., Kim, C.Y., Song, N.W., Kim, D., (2000) Macromolecules, 33, p. 5443 Anni, M., Gigli, G., Paladini, V., Cingolani, R., Barbarella, G., Favaretto, L., Sotgiu, G., Zambianchi, M., (2000) Appl. Phys. Lett., 77, p. 2458 Dogariu, A., Gupta, R., Heeger, A.J., Wang, H., (1999) Synth. Met., 100, p. 95 Birks, J.B., (1970) Photophysics of Aromatic Molecules, , Wiley-Interscience: New York Berlman, I.B., (1973) Energy Transfer Parameters of Aromatic Compounds, , Academic Press: New York Atvars, T.D.Z., Esteban, I., Illera, B., Serrano, B., Vigil, M.R., Piérola, I.F., (1997) J. Lumin., 72, p. 467 De Andrade, M.L., Atvars, T.D.Z., (2004) J. Phys. Chem. B, 108, p. 3975 De Andrade, M.L., Atvars, T.D.Z., (2004) Macromolecules, 37, p. 9096 De Andrade, M.L., Atvars, T.D.Z., (2004) Macromolecules, 37, p. 9626 Yamaki, S.B., Atvars, T.D.Z., Weiss, R.G., (2002) Photochem. Photobiol. Sci., 1, p. 649 Martins, T.D., Yamaki, S.B., Prado, E.A., Atvars, T.D.Z., (2003) J. Photochem. Photobiol. A: Chem., 156, p. 91 Danko, M., Hrdlovic, P., Borsig, E., (2001) J. Macromol. Sci.-Pure Appl. Chem., A38, p. 467 Zimerman, O.E., Weiss, R.G., (1998) J. Phys. Chem. A, 102, p. 5364 Morris, J.V., Mahaney, M.A., Huber, J.R., (1976) J. Phys. Chem., 80, p. 969 (1975) Polymer Handbook, , Brandrup, J. Immergut, E. H. Dowell, W. Mc., eds. Wiley-Interscience: New York Cossiello, R.F., Akcelrud, L., Atvars, T.D.Z., (2005) J. Braz. Chem. Soc., 16, p. 74 Valeur, B., (2002) Molecular Fluorescence: Principles and Applications, , Wiley-VCH: Weinheim Bagnich, C.I., Bässler, D.N., Scherf, U., (2004) Chem. Phys., 299, p. 11 Vanden Bout, D.A., Yip, W.-T., Hu, D., Fu, D.K., Swager, T.M., Barbara, P.F., (1997) Science, 277, p. 1074 Paul, D.R., Barlow, J.W., (1984) Polymer, 25, p. 487 Woo, E.M., Mandal, T.K., Chang, L.L., (2000) Macromolecules, 33, p. 4186