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Efeito da preparação nos sítios de cromo....pdf

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__________________________________________________________________Referências Bibliográficas<br />

82 - McDaniel, M. P. e Martin, S. J., “Poisoning studies on Cr/silica. 2. Carbon<br />

monoxi<strong>de</strong>”, J. Phys. Chem., 95, 3289-3293, 1991.<br />

83 - Rieck, J. S. e Bell, A. T., “The influence of dispersion on the interactions of H2 and<br />

CO with Pd/SiO2”, J. Catal., 103 (1), 46-54, 1987.<br />

84 - Xu, C., Hassel, M, Kuhlenbeck, H. e Freund, H.-J, "Adsorption and reaction on<br />

oxi<strong>de</strong> surfaces: NO, NO2 on Cr2O3(111)/Cr(110)", Surf. Sci., 258, 23-34, 1991.<br />

85 - Ba<strong>de</strong>, O. M., Blom, R., Dahl, I. M. e Karlsson, A., “A DRIFTS study of the<br />

Cr(II)/SiO2 catalyst - Ethylene coordination and early stages of polymerisation”,<br />

J. Catal. 173 (2), 460-469, 1998.<br />

86 - Ghiotti, G, Garrone, E. e Zecchina, A., “IR investigation of polymerization centers<br />

of the Phillips catalyst”, J. Mol. Catal. A, 46 (1-3), 61-77, 1988.<br />

87 - Kim, C. S., Woo, S. I.,, Jeong, D. J. e Oh, J. S., “Comparison of ethylene<br />

polymerization catalyzed over Cr(VI)/silica and Cr(II)/silica catalysts”, Pol.<br />

Bull., 29, 205-212, 1992.<br />

88 - Carrick, W. L., Turbett, R. J., Karol, F. J., Karapinka, G. L., Fox, A. S. e Johnson,<br />

R. N., “Ethylene polymerization with supported bis(triphenylsilyl) chromate<br />

catalysts”, J. Pol. Sci. A-1, 10, 2609-2620, 1972.<br />

89 - Zielinski, P. e Dalla Lana, I. G., “An FTIR spectroscopic view of the initiation of<br />

ethylene polymerization on Cr/SiO2 catalyst”, J. Catal., 137, 368-376, 1992.<br />

90 - Kantcheva, M., Dalla Lana, I. G. e Szymura, J. A., “Spectroscopic investigation of<br />

the initiation of ethylene polymerization on Cr/Silica”, J. Catal., 154, 329-334,<br />

1995.<br />

91 - Groeneveld, C., Wittgen, P. P. M. M., Swinnen, H. P., Wernsen, A. e Schuit, G. C.<br />

A., “Hydrogenation of olefins and polymerization of ethene over chromium<br />

oxi<strong>de</strong>/silica catalysts V. In situ infrared measurements and investigation of the<br />

polymer”, J. Catal., 83, 346-361, 1983.<br />

92 - Vikulov, K., Spoto, G., Coluccia, S. e Zecchina, A., “FTIR investigation of<br />

ethylene coordination and polymerization on reduced Cr/SiO2 catalyst”, Cat.<br />

Lett., 16, 117-122, 1992.<br />

93 - Ba<strong>de</strong>, O. M., Blom, R., "Polymerisation of ethylene with t-BuLi modified<br />

Cr(II)/SiO2 catalyst", Appl. Catal. A:Gen., 161, 249-262, 1997.<br />

209

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