US 11,723,270 B2
Organic optoelectronic diode and display device
Kipo Jang, Suwon-si (KR); Byungku Kim, Suwon-si (KR); Giwook Kang, Suwon-si (KR); Hanill Lee, Suwon-si (KR); Sung-Hyun Jung, Suwon-si (KR); Ho Kuk Jung, Suwon-si (KR); Youngkyoung Jo, Suwon-si (KR); and Eun Sun Yu, Suwon-si (KR)
Assigned to SAMSUNG SDI CO., LTD., Yongin-si (KR)
Appl. No. 16/629,671
Filed by SAMSUNG SDI CO., LTD., Yongin-si (KR)
PCT Filed Jul. 3, 2018, PCT No. PCT/KR2018/007516
§ 371(c)(1), (2) Date Jan. 9, 2020,
PCT Pub. No. WO2019/017618, PCT Pub. Date Jan. 24, 2019.
Claims priority of application No. 10-2017-0093029 (KR), filed on Jul. 21, 2017.
Prior Publication US 2020/0161563 A1, May 21, 2020
Int. Cl. H01L 51/00 (2006.01); H10K 85/60 (2023.01); C07D 405/14 (2006.01); C07D 487/04 (2006.01); C07F 15/00 (2006.01); C09K 11/06 (2006.01); H10K 85/30 (2023.01); H10K 50/11 (2023.01); H10K 71/00 (2023.01); H10K 71/16 (2023.01); H10K 101/10 (2023.01); H10K 101/00 (2023.01); H10K 102/00 (2023.01)
CPC H10K 85/6572 (2023.02) [C07D 405/14 (2013.01); C07D 487/04 (2013.01); C07F 15/0033 (2013.01); C09K 11/06 (2013.01); H10K 85/342 (2023.02); H10K 85/654 (2023.02); H10K 85/6574 (2023.02); C09K 2211/1029 (2013.01); C09K 2211/1033 (2013.01); C09K 2211/185 (2013.01); H10K 50/11 (2023.02); H10K 71/00 (2023.02); H10K 71/164 (2023.02); H10K 2101/10 (2023.02); H10K 2101/90 (2023.02); H10K 2102/351 (2023.02)] 9 Claims
OG exemplary drawing
 
1. An organic optoelectronic device, comprising:
an anode and a cathode facing each other; and
an organic layer disposed between the anode and the cathode,
wherein the organic layer includes at least one of a hole injection layer, a hole transport layer, a light emitting layer, and an electron transport layer,
wherein the light emitting layer includes a first host represented by Chemical Formula 1-3a-II, Chemical Formula 1-3a-III, Chemical Formula 1-3a-IV, or Chemical Formula 1-3a-V, a second host represented by a combination of Chemical Formula 2 and Chemical Formula 3, and a phosphorescent dopant represented by Chemical Formula 4,

OG Complex Work Unit Chemistry

OG Complex Work Unit Chemistry

OG Complex Work Unit Chemistry
wherein, in Chemical Formula 1-3a-II, Chemical Formula 1-3a-III, Chemical Formula 1-3a-IV, and Chemical Formula 1-3a-V,
X1 is O or S,
Z1 to Z3 are independently N or CRa,
at least two of Z1 to Z3 are N,
L1 is a single bond, or a substituted or unsubstituted C6 to C20 arylene group,
R1 is a substituted or unsubstituted C6 to C20 aryl group, a substituted or unsubstituted dibenzofuranyl group, or a substituted or unsubstituted dibenzothiophenyl group, and
Ra, R2 to R4, and R10 to R13 are independently hydrogen, deuterium, a cyano group, a substituted or unsubstituted C1 to C10 alkyl group, or a substituted or unsubstituted C6 to C20 aryl group;
wherein, in Chemical Formula 2 and Chemical Formula 3,
Y1 and Y2 are independently a substituted or unsubstituted phenyl group, a substituted or unsubstituted biphenyl group, a substituted or unsubstituted carbazolyl group, a substituted or unsubstituted dibenzofuranyl group, or a substituted or unsubstituted dibenzothiophenyl group,
adjacent two *'s of Chemical Formula 2 are linked with Chemical Formula 3,
* of Chemical Formula 2 that are not linked with Chemical Formula 3 are independently C-La-Rb,
La, L3, and L4 are independently a single bond, or a substituted or unsubstituted C6 to C20 arylene group,
Rb and R5 to R8 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;
wherein, in Chemical Formula 4,
Z4 to Z11 are independently N, C or CRc,
the ring C is bound to the ring B through a C—C bond,
iridium is bound to the ring B through a Ir—C bond,
X2 is O or S,
Rc and R14 to R19 are independently hydrogen, deuterium, a halogen, germanium group, a cyano group, a substituted or unsubstituted silyl group, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C3 to C20 cycloalkyl group, a substituted or unsubstituted C1 to C10 alkylsilyl group, a substituted or unsubstituted C6 to C20 aryl group, or a substituted or unsubstituted C2 to C30 heterocyclic group, and
n is an integer ranging from 1 to 3.