US 11,659,765 B2
Composition for organic optoelectronic element, organic optoelectronic element, and display device
Seungjae Lee, Suwon-si (KR); Hyung Sun Kim, Suwon-si (KR); Dong Wan Ryu, Suwon-si (KR); Juyeon Jung, Suwon-si (KR); Ho Kuk Jung, Suwon-si (KR); Changwoo Kim, Suwon-si (KR); Hyunjung Kim, Suwon-si (KR); Chang Ju Shin, Suwon-si (KR); Yongtak Yang, Suwon-si (KR); and Sung-Hyun Jung, Suwon-si (KR)
Assigned to SAMSUNG SDI CO., LTD., Yongin-si (KR)
Appl. No. 16/647,145
Filed by SAMSUNG SDI CO., LTD., Yongin-si (KR)
PCT Filed Oct. 10, 2018, PCT No. PCT/KR2018/011898
§ 371(c)(1), (2) Date Mar. 13, 2020,
PCT Pub. No. WO2019/078536, PCT Pub. Date Apr. 25, 2019.
Claims priority of application No. 10-2017-0136649 (KR), filed on Oct. 20, 2017.
Prior Publication US 2021/0050526 A1, Feb. 18, 2021
Int. Cl. H01L 51/50 (2006.01); H01L 51/00 (2006.01)
CPC H01L 51/0067 (2013.01) [H01L 51/0065 (2013.01); H01L 51/0068 (2013.01); H01L 51/0072 (2013.01); H01L 51/0073 (2013.01); H01L 51/0074 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A composition for an organic optoelectronic element, the composition comprising:
a first compound represented by a combination of Chemical Formula 1 and Chemical Formula 2; and
a second compound represented by Chemical Formula 3:

OG Complex Work Unit Chemistry
wherein, in Chemical Formula 1 to Chemical Formula 3,
Ar1 and Ar2 are independently a substituted or unsubstituted C6 to C30 aryl group,
R1 to R3 are independently hydrogen, deuterium, or a cyano group,
adjacent two *'s of Chemical Formula 1 are linked with *'s of Chemical Formula 2,
*'s in Chemical Formula 1 which are not linked with *'s of Chemical Formula 2 are independently CRa,
Z1 to Z3 are independently N or CRb,
at least two of Z1 to Z3 are N,
Ra, Rb, and R4 to R6 are independently hydrogen, deuterium, a cyano group, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C20 aryl group, or a substituted or unsubstituted C2 to C30 heterocyclic group,
L1 to L5 are independently a single bond or a substituted or unsubstituted C6 to C30 arylene group,
X1 is O or S, and
A1 and A2 are independently a substituted or unsubstituted C6 to C20 aryl group, or a substituted or unsubstituted C2 to C30 heterocyclic group.