Patent ID: 9711734
Date: 2017-07-18
CPC Classifications: H01L

Claim:
1. An organic light-emitting device, comprising: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the organic layer includes: wherein, in Formulae 1 and 2, Naph is a naphthylene group, L is a C HAr is a group represented by one of Formulae 3 and 4 below, wherein, X X x x R at least one substituent of the substituted C a deuterium atom, a halogen atom, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid or a salt thereof, a sulfonic acid or a salt thereof, a phosphoric acid or a salt thereof, a C a is an integer of 0 to 7, b is an integer of 0 to 2, c is an integer of 1 to 3, d to h are each independently an integer of 0 to 4, i is an integer of 0 to 3, and * represents a binding site to a neighboring atom.