Patent ID: 11937500
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: nan (nan)
Classification: CPC H | IPC H

Claim 1:
2. The organic light-emitting device of claim 1, wherein, in Formula 1D:
i) when at least one selected from X11 and X12 is N, rings A1 and A2 are each independently selected from a benzene group, a naphthalene group, an anthracene group, an indene group, a fluorene group, a pyridine group, a pyrimidine group, a pyrazine group, a pyridazine group, a quinoline group, and an isoquinoline group, and
ii) when X11 is C-(L11)a11-(R11)b11 and X12 is C-(L12)a12-(R12)b12, rings A1 and A2 are each independently selected from a pyridine group, a pyrimidine group, a pyrazine group, a pyridazine group, a quinoline group, and an isoquinoline group.