Patent ID: 11889756
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: nan (nan)
Classification: CPC nan | IPC C  H

Claim 9:
10. The compound of claim 8, wherein
L4 is a single bond, a4 is 1, R4 is a group represented by Formula 2-1 or 2-2, b4 is 1, at least one selected from R1 to R3 and R5 to R10 is selected from a substituted or unsubstituted C6-C60 aryl group, a substituted or unsubstituted C3-C60 carbocyclic group, and a substituted or unsubstituted C1-C60 heterocyclic group, or
L2 is a single bond, a2 is 1, R2 is a group represented by Formula 2-1 or 2-2, b2 is 1, at least one selected from R1 and R3 to R10 is selected from a substituted or unsubstituted C6-C60 aryl group, a substituted or unsubstituted C3-C60 carbocyclic group, and a substituted or unsubstituted C1-C60 heterocyclic group.