US 11,932,661 B2
Composition for organic optoelectronic device, organic optoelectronic device, and display device
Byungku Kim, Suwon-si (KR); Junmo Park, Suwon-si (KR); Min Seok Seo, Suwon-si (KR); Namheon Lee, Suwon-si (KR); Mijin Lee, Suwon-si (KR); Kipo Jang, Suwon-si (KR); Sung-Hyun Jung, Suwon-si (KR); and Eunjeong Choi, Suwon-si (KR)
Assigned to SAMSUNG SDI CO., LTD., Yongin-si (KR)
Filed by SAMSUNG SDI CO., LTD., Yongin-si (KR)
Filed on Mar. 17, 2021, as Appl. No. 17/204,094.
Claims priority of application No. 10-2020-0035035 (KR), filed on Mar. 23, 2020.
Prior Publication US 2021/0300951 A1, Sep. 30, 2021
Int. Cl. H01L 51/00 (2006.01); C07F 7/08 (2006.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01); H10K 50/16 (2023.01); H10K 50/17 (2023.01)
CPC C07F 7/0807 (2013.01) [C07F 7/0814 (2013.01); H10K 85/40 (2023.02); H10K 85/636 (2023.02); H10K 85/654 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 50/16 (2023.02); H10K 50/171 (2023.02)] 14 Claims
 
1. A composition for an organic photoelectronic device, the composition comprising:
a first compound represented by Chemical Formula 1, and
a second compound represented by Chemical Formula 2:

OG Complex Work Unit Chemistry
wherein:
R1 and R2 are each independently a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C3 to C10 cycloalkyl group, a substituted or unsubstituted C6 to C20 aryl group, or a combination thereof,
R3 and R4 are each independently hydrogen, deuterium, a cyano group, a halogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heterocyclic group, or a combination thereof, and
ring A is a moiety of the following Group A,

OG Complex Work Unit Chemistry
wherein:
R5 to R8 are each independently hydrogen, deuterium, a cyano group, a halogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heterocyclic group, or a combination thereof,
* is a linking point, and
at least one of R3 to R8 is a substituent represented by Chemical Formula B,

OG Complex Work Unit Chemistry
wherein:
Z1 to Z3 are each independently N or CRa, at least two of Z1 to Z3 being N,
each Ra is independently hydrogen, deuterium, a cyano group, a halogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heterocyclic group, or a combination thereof,
L1 and L2 are each independently a single bond or a substituted or unsubstituted C6 to C30 arylene group,
Ar1 and Ar2 are each independently a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heterocyclic group, or a combination thereof;

OG Complex Work Unit Chemistry
X1 is O or S,
R9 and R10 are each independently a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C3 to C10 cycloalkyl group, a substituted or unsubstituted C6 to C20 aryl group, or a combination thereof,
R11 to R14 are each independently hydrogen, deuterium, a cyano group, a halogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heterocyclic group, or a combination thereof,
L3 and L4 are each independently a single bond or a substituted or unsubstituted C6 to C30 arylene group, and
Ar3 and Ar4 are each independently a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heterocyclic group, or a combination thereof.