US 12,441,684 B2
Organic compound for capping layer and organic light emitting diode comprising the same
Ho Wan Ham, Hwaseong-si (KR); Hyun Cheol An, Hwaseong-si (KR); Hee Joo Kim, Hwaseong-si (KR); Dong Jun Kim, Hwaseong-si (KR); Jeong Woo Han, Hwaseong-si (KR); Ja Eun Ann, Hwaseong-si (KR); Dong Yuel Kwon, Hwaseong-si (KR); Sung Kyu Lee, Hwaseong-si (KR); and Tae Min Kim, Hwaseong-si (KR)
Assigned to Dongjin Semichem Co., Ltd., Incheon (KR)
Filed by Dongjin Semichem Co., Ltd., Incheon (KR)
Filed on Jul. 26, 2021, as Appl. No. 17/385,218.
Claims priority of application No. 10-2020-0141337 (KR), filed on Oct. 28, 2020.
Prior Publication US 2022/0127277 A1, Apr. 28, 2022
Int. Cl. C07D 493/00 (2006.01); C07D 209/86 (2006.01); C07D 495/00 (2006.01); H01L 51/00 (2006.01); H10K 50/858 (2023.01); H10K 85/60 (2023.01); H10K 50/80 (2023.01); H10K 71/00 (2023.01); H10K 101/00 (2023.01)
CPC C07D 209/86 (2013.01) [C07D 493/00 (2013.01); C07D 495/00 (2013.01); H10K 50/858 (2023.02); H10K 85/622 (2023.02); H10K 85/626 (2023.02); H10K 85/636 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 50/80 (2023.02); H10K 71/00 (2023.02); H10K 2101/00 (2023.02)] 15 Claims
OG exemplary drawing
 
1. A capping layer that is disposed on an outer surface of a first electrode or a second electrode of an organic light emitting device,
wherein the capping layer comprises a compound represented by Formula 3 below:

OG Complex Work Unit Chemistry
wherein X is O, S, Se, Te, or CRR′,
R and R′ are each independently hydrogen, deuterium, halogen, a nitro group, a nitrile group, a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C1-C30 alkoxy group, a substituted or unsubstituted C1-C30 sulfide, a substituted or unsubstituted C6-C50 aryl group, or a substituted or unsubstituted C2-C50 heteroaryl group, wherein R and R′ that are adjacent to each other form or do not form a ring by combining with each other,
Y1 to Y4 are each independently C, CR1, or N,
R1s are each independently hydrogen, deuterium, halogen, a nitro group, a nitrile group, a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C1-C30 alkoxy group, a substituted or unsubstituted C1-C30 sulfide group, or a substituted or unsubstituted C6-C50 aryl group, wherein the R1s adjacent to each other form or do not form a ring by combining with each other,
Ar1 and Ar2 are each independently selected from the group consisting of an unsubstituted C6-C50 aryl group, a C6-C50 aryl group that is substituted with either an unsubstituted C6-C50 aryl group or an unsubstituted C2-C50 heteroaryl group, and an unsubstituted C2-C50 heteroaryl group,
R2s are each independently hydrogen, deuterium, halogen, a nitro group, a nitrile group, a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C1-C30 alkoxy group, a substituted or unsubstituted C1-C30 sulfide group, a substituted or unsubstituted C6-C50 aryl group, or a substituted or unsubstituted heteroaryl group,
L is a substituted or unsubstituted phenylene, a substituted or unsubstituted biphenylene, or a substituted or unsubstituted terphenylene,
L1, and L2 are each independently a directly-linked, substituted or unsubstituted C6-C50 arylene group, or a substituted or unsubstituted C2-C50 heteroarylene group, and
p is 0 or 1.