CPC H10K 85/6572 (2023.02) [H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 50/11 (2023.02); H10K 2101/10 (2023.02); H10K 2101/30 (2023.02)] | 17 Claims |
1. A composition for an organic optoelectronic device, the composition comprising:
a first compound;
a second compound; and
a third compound,
wherein the first compound is represented by Chemical Formula I,
the second compound is represented by Chemical Formula II, and
the third compound is represented by Chemical Formula III:
wherein, in Chemical Formula I,
Z1 to Z3 are each independently N or C-La-Ra, at least two of Z to Z3 being N,
La and L1 to L3 are each independently a single bond, a substituted or unsubstituted C6 to C20 arylene group, a substituted or unsubstituted C2 to C20 heterocyclic group, or a combination thereof,
R1 and R2 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,
Ra and R3 to R6 are each independently hydrogen, deuterium, 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, a substituted or unsubstituted silyl group, a substituted or unsubstituted amine group, a halogen, a cyano group, or a combination thereof, and
ring A is represented by one of Substituent A-1 to Substituent A-6,
wherein, in Substituent A-1 to Substituent A-6,
X1 is O, S, or NRb,
Rb and R7 to R22 are each independently hydrogen, deuterium, 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, a substituted or unsubstituted silyl group, a substituted or unsubstituted amine group, a halogen, a cyano group, or a combination thereof, and
* is a linking carbon;
wherein, in Chemical Formula II,
L4 is a single bond, a substituted or unsubstituted C6 to C20 arylene group, a substituted or unsubstituted C2 to C20 heterocyclic group, or a combination thereof,
Ar1 is a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted dibenzofuranyl group, a substituted or unsubstituted dibenzothiophenyl group, or a combination thereof,
R23 to R26 are each independently hydrogen, deuterium, 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, a substituted or unsubstituted silyl group, a substituted or unsubstituted amine group, a halogen, a cyano group, or a combination thereof, and
ring B is represented by one of Substituent B-1 to Substituent B-4:
wherein, in Substituent B-1 to Substituent B-4,
L5 to L7 are each independently a single bond, a substituted or unsubstituted C6 to C20 arylene group, a substituted or unsubstituted C2 to C20 heterocyclic group, or a combination thereof,
Ar2 and Ar3 are each independently a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted dibenzofuranyl group, a substituted or unsubstituted dibenzothiophenyl group, or a combination thereof,
R27 to R38 are each independently hydrogen, deuterium, 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, a substituted or unsubstituted silyl group, a substituted or unsubstituted amine group, a halogen, a cyano group, or a combination thereof, and
* is a linking carbon;
wherein, in Chemical Formula III,
X2 is O, or S,
L8 to L11 are each independently a single bond or a substituted or unsubstituted C6 to C20 arylene group,
R39 to R42 are each independently hydrogen, deuterium, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted dibenzofuranyl group, or a substituted or unsubstituted dibenzothiophenyl group, and
at least one of R39 to R42 is a substituted or unsubstituted dibenzofuranyl group or a substituted or unsubstituted dibenzothiophenyl group.
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