Patent ID: 11910707
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Basic materials chemistry (Chemistry)
Classification: CPC H  C | IPC C  H

Claim 0:
1. An organic light-emitting device comprising:
a first electrode;
a second electrode; and
an organic layer between the first electrode and the second electrode, the organic layer comprising an emission layer and a hole transport region between the emission layer and the first electrode,
wherein the emission layer consists of one host and one or more dopants, the one host consisting of a first compound selected from Compounds A-101 to A-221 and B-101 to B-230,
the hole transport region comprises an emission auxiliary layer on the emission layer, a hole transport layer directly on the emission auxiliary layer, and a hole injection layer on the hole transport layer,
the emission auxiliary layer comprises a second compound selected from Compounds E-104 to E-113, E-115, E-118, E-120, E-122 to E-128, E-130, E-135, E-137 to E-157, E-159 to E-168, and E-259 to E-270:,