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作 者:白青龙[1,2] 张春花[1] 程传辉[2] 李万程[3] 杜国同[2,3]
机构地区:[1]内蒙古民族大学化学化工学院,通辽028043 [2]大连理工大学物理与光电工程学院,大连116024 [3]吉林大学电子科学与工程学院,长春130012
出 处:《应用化学》2012年第6期643-648,共6页Chinese Journal of Applied Chemistry
基 金:国家自然科学基金(60807009)资助项目
摘 要:以3(4)-硝基邻苯二腈和苯酚为原料,经过两步反应合成了α(β)-四苯氧基酞菁锌,通过红外光谱、紫外光谱、核磁共振谱、质谱和元素分析表征了其结构,比较研究其光谱性质。并以旋涂发光层的方法制备了电致发光器件,研究其电致发光性质。固态酞菁材料的光致发光波长红移到866~930 nm范围内的近红外波段,β-位取代酞菁发光波长红移的程度比α-位取代酞菁大。2种器件电致发光波长和酞菁固体材料的光致发光波长较接近,分别在880和885 nm处。α(β)-tetra-phenoxy phthalocyaninato zinc complexes have been synthesized v/a a two-step process using 3 (4)-nitrobenzene-1,2-dicarbonitrile and phenol as precursors. The products were characterized by means of IR spectrum, UV-Vis spectrum, ^1H NMR spectrum, mass spectrum and elemental analysis. The UV-Vis spectra, photoluminescence spectra of spin-coated film and pressed solid pellet were compared. The fluorescences of both compressed and spin-coated samples had red-shifts larger than 161 nm compared to that obtained from solution. In addition, their fluorescence peaks are broader than that in solution. The fluorescence ofβ-substituted phthalocyanines has a greater red-shift than that of a-substituted phthalocyanines. The two kinds of fabricated devices showed similar electroluminescent spectra around 880 nm.
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