Light-emitting device and aromatic compound

Electric lamp and discharge devices – With luminescent solid or liquid material – Solid-state type

Reexamination Certificate

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Details

C313S506000, C257S040000, C257SE51026, C257SE51049, C428S690000, C428S917000, C585S027000

Reexamination Certificate

active

07733012

ABSTRACT:
A light-emitting device comprising a pair of electrodes and a light-emitting layer or a plurality of organic layers comprising a light-emitting layer disposed therebetween, the light-emitting layer or at least one of a plurality of organic layers comprising the light-emitting layer comprising at least one compound represented by the following general formula (1): wherein each of Ar11, Ar12, Ar13, Ar14and Ar15represents an aryl group or a heteroaryl group; Ar represents a benzene ring, a naphthalene ring, a phenanthrene ring or an anthracene ring; at least one of Ar, Ar11, Ar12, Ar13, Ar14and Ar15is a condensed aryl group, a condensed or uncondensed heteroaryl group or a group comprising a condensed aryl group or a condensed or uncondensed heteroaryl group; Ar11, Ar12, Ar13, Ar14and Ar15are not bonded to each other to form a ring; R11represents a substituent; and n11represents an integer of 0 or more.

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