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专利名称：ORGANIC ELECTROLUMINESCENT DEVICE
AND PREPARATION METHOD THEREOF
发明人：CHO, HYUN-NAM,YOO, JI-HOON,CHUNG,
KWANG-CHOON
申请号：EP07793476申请日：20070813公开号：EP2052587A4公开日：20090902
摘要：The present invention relates to a method capable of considerably improvingthe characteristics of an organic electroluminescent device. The present inventionprovides a method capable of reducing operating voltage and improving efficiency byinserting an inorganic oxide interlayer configured of at least one layer between light-emitting layers.
申请人：INKTEC CO., LTD.
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