US 11,812,659 B2
Organic electroluminescence device and polycyclic compound for organic electroluminescence device
Seulong Kim, Hwaseong-si (KR); Eu-gene Oh, Seoul (KR); Munsoo Kim, Seongnam-si (KR); JuWan Maeng, Seongnam-si (KR); Kap-jong Han, Gwangju-si (KR); Jaeweon Hur, Seoul (KR); Hyewon Choi, Suwon-si (KR); Kyungsik Kim, Suwon-si (KR); and Sung-Soo Bae, Seoul (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR); and Lapto Co., Ltd., Seongnam-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR); and Lapto Co., Ltd., Seongnam-si (KR)
Filed on Sep. 22, 2020, as Appl. No. 17/028,922.
Claims priority of application No. 10-2019-0121058 (KR), filed on Sep. 30, 2019.
Prior Publication US 2021/0098715 A1, Apr. 1, 2021
Int. Cl. H10K 85/60 (2023.01); H10K 85/30 (2023.01); C09K 11/06 (2006.01); H10K 50/11 (2023.01); H10K 50/15 (2023.01); H10K 50/165 (2023.01); H10K 101/10 (2023.01); H10K 102/00 (2023.01)
CPC H10K 85/6572 (2023.02) [C09K 11/06 (2013.01); H10K 85/324 (2023.02); H10K 85/636 (2023.02); H10K 85/654 (2023.02); H10K 85/656 (2023.02); C09K 2211/1044 (2013.01); H10K 50/11 (2023.02); H10K 50/157 (2023.02); H10K 50/165 (2023.02); H10K 2101/10 (2023.02); H10K 2102/00 (2023.02)] 18 Claims
 
1. An organic electroluminescence device, comprising:
a first electrode;
a second electrode facing the first electrode; and
an emission layer between the first electrode and the second electrode and comprising a polycyclic compound represented by Formula 1,
wherein the first electrode and the second electrode each independently comprise at least one selected from Ag, Mg, Cu, Al, Pt, Pd, Au, Ni, Nd, Ir, Cr, Li, Ca, LiF/Ca, LiF/Al, Mo, Ti, In, Sn, and Zn, a compound of two or more thereof, a mixture of two or more thereof, and an oxide of one or more thereof:

OG Complex Work Unit Chemistry
wherein in Formula 1,
L is a substituted or unsubstituted arylene group of 6 to 30 carbon atoms for forming a ring, or a substituted or unsubstituted heteroarylene group of 2 to 30 carbon atoms for forming a ring,
A is represented by any one selected from Formula A-1 to Formula A-3,
where at least one selected from L and A comprises an electron acceptor substituent,
n is an integer of 1 to 3, and
D is represented by Formula 2:

OG Complex Work Unit Chemistry
wherein in Formula 2,
X is O, S, NR1, or SiR2R3,
Y1 to Y11 are each independently N or CR4,
R1 to R4 are each independently a hydrogen atom, a deuterium atom, a halogen atom, a substituted or unsubstituted silyl group, a substituted or unsubstituted amine group, a substituted or unsubstituted alkyl group of 1 to 20 carbon atoms, a substituted or unsubstituted aryl group of 6 to 30 carbon atoms for forming a ring, or a substituted or unsubstituted heteroaryl group of 2 to 30 carbon atoms for forming a ring, or are combined with an adjacent group to form a ring, and
any one selected from R1 to R4 is a connecting part with L in Formula 1:

OG Complex Work Unit Chemistry
wherein in Formula A-1 to Formula A-3,
W1 to W12 are each independently N or CR13
Z1 is O or S,
Z2 is O, S, NR14, CR15R16, or SiR17R18,
m is 0 or 1,
R5 to R18 are each independently a hydrogen atom, a deuterium atom, a halogen atom, a cyano group, a substituted or unsubstituted silyl group, a substituted or unsubstituted amine group, a substituted or unsubstituted alkyl group of 1 to 20 carbon atoms, a substituted or unsubstituted aryl group of 6 to 30 carbon atoms for forming a ring, or a substituted or unsubstituted heteroaryl group of 2 to 30 carbon atoms for forming a ring, or are combined with an adjacent group to form a ring,
at least one selected from R7 to R12 is a halogen atom or a cyano group, and
any one selected from R5 to R18 is a connecting part with L in Formula 1.