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US 12,006,312 B2Granted
Benzazole derivative having heteroaryl group and organic electroluminescence device including the same
AssigneeLG Display Co., Ltd.
InventorsDaewon Ryu, Dohan Kim, Hyeseung Kang, Sang Bae Han, Seong-Shik Moon, Kyousic Kim
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Abstract
Disclosed is a benzazole derivative having a heteroaryl group, wherein the benzazole derivative having the heteroaryl group is represented by Chemical Formula 1. Also disclosed is an organic electroluminescence device including an organic layer containing the benzazole derivative having the heteroaryl group: wherein, each of Z1, X1, X2, X3, Ar1, Ar2, Ar3, m1, m2 and q is the same as defined in the specification.
Claims1
An organic electroluminescence device comprising an organic layer,
- wherein the organic layer comprises a light-emission layer and an electron transport layer,
- wherein the electron transport layer comprises a benzazole derivative having a heteroaryl group, and
- wherein the benzazole derivative is a compound selected from one of the compounds represented by one of the following structural formulas:
Dependencies are inferred from the claim text.