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WCI6-EtAICI2 촉매에 의한 폴리(페닐아세틸렌)의 합성과 전자-광 및 전기화학적 특성연구
제갈영순 ( Yeong Soon Jae Gal ),진성호 ( Sung Ho Jin ),장상희 ( Sang Hee Jang ),임권택 ( Kwon Taek Lim ) 한국화상학회 2011 한국화상학회지 Vol.17 No.3
Poly(phenylacetylene) with relatively high molecular weight was prepared by using WCl6-EtAlCl2catalystsystem.This polymerization proceeded well in the mild reaction condition to give a high yield of polymer (polymer yield: 81 %). The chemical structure of poly(phenylacetylene) was characterized by such instrumental methods as NMR (1H-,13C-),IR,UV-visiblespectroscopies,andelementalanalysistohavetheconjugatedpolymerbackbonebearingphenylsubstituents. The photoluminescence maximum peak of polymer was located at 424 nm, which corresponds to the photon energy of 2.93 eV. The cyclovoltammograms of poly(phenylacetylene) exhibited the electrochemically stable window at the -1.5 ~ +1.5 V region. The kinetics of the redox process of poly(phenylacetylene) was found to be mainly controlled by the reactant diffusion process based on the experiment of the oxidation current density of polymer versus the scan rate.