LUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR LUMINESCENCE DEVICE
An organic luminescence device includes a polycyclic compound represented by Formula 1 in at least one functional layer between a first electrode and a second electrode, wherein in Formula 1, X is O, S, Se, CR4R5, SiR6R7, orand at least one selected from L1 and Ar1 is an electron withdrawing group h...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | An organic luminescence device includes a polycyclic compound represented by Formula 1 in at least one functional layer between a first electrode and a second electrode, wherein in Formula 1, X is O, S, Se, CR4R5, SiR6R7, orand at least one selected from L1 and Ar1 is an electron withdrawing group having a Hammett constant greater than 0: |
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