Preparation of polymers containing Fe(0)-coordinated 2,5-diethynylsilole units |
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Authors: | Joji Ohshita Hidekazu Arase Nobuhisa Mimura Yosuke Tada Yutaka Harima |
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Institution: | a Department of Applied Chemistry, Graduate School of Engineering, Hiroshima University, 1-4-1 Kagamiyama, Higashi-Hiroshima 739-8527, Japan b Division of Materials Science, Faculty of Integrated Arts and Sciences, Hiroshima University, Higashi-Hiroshima 739-8521, Japan |
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Abstract: | UV irradiation of poly(organosilanylene-2,5-diethynylenesiloles) in benzene with an excess of Fe(CO)5 led to the formation of Fe(CO)3-coordinated silole units in the polymer backbone. The Fe(CO)3-coordinated polymers exhibited suppressed π-conjugation, relative to the parent non-coordinated polymers. Hole-transporting properties of poly(organosilanylene-2,5-diethynylenesiloles) were examined by the performance of EL devices containing the polymer layer as the hole-transport and Alq3 layer as the electron-transporting emitter. |
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Keywords: | Silole Silicon polymer Iron carbonyl complex Hole transport EL device |
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