US 12,096,682 B2
Organic electroluminescence device and monoamine compound for organic electroluminescence device
Hideo Miyake, Yokohama (JP); Masatsugu Ueno, Yokohama (JP); Xiulan Jin, Yokohama (JP); Ichinori Takada, Yokohama (JP); Hiroaki Itoi, Yokohama (JP); and Takuya Uno, Yokohama (JP)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-Si (KR)
Filed on Dec. 9, 2018, as Appl. No. 16/214,132.
Claims priority of application No. 10-2018-0001255 (KR), filed on Jan. 4, 2018.
Prior Publication US 2019/0207117 A1, Jul. 4, 2019
Int. Cl. H01L 51/00 (2006.01); C07C 211/54 (2006.01); C07C 211/60 (2006.01); C07C 211/61 (2006.01); C07D 307/91 (2006.01); C07D 333/76 (2006.01); C09B 57/00 (2006.01); C09K 11/06 (2006.01); H10K 85/60 (2023.01); H10K 50/11 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/17 (2023.01); H10K 50/18 (2023.01)
CPC H10K 85/636 (2023.02) [C07C 211/54 (2013.01); C07C 211/60 (2013.01); C07C 211/61 (2013.01); C07D 307/91 (2013.01); C07D 333/76 (2013.01); C09B 57/008 (2013.01); C09K 11/06 (2013.01); H10K 85/626 (2023.02); H10K 85/631 (2023.02); H10K 85/633 (2023.02); H10K 85/6574 (2023.02); C07C 2603/18 (2017.05); C07C 2603/26 (2017.05); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1014 (2013.01); C09K 2211/1022 (2013.01); H10K 50/11 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/17 (2023.02); H10K 50/171 (2023.02); H10K 50/18 (2023.02); H10K 85/615 (2023.02)] 10 Claims
 
1. An organic electroluminescence device, comprising:
a first electrode;
a hole transport region disposed on the first electrode;
an emission layer disposed on the hole transport region;
an electron transport region disposed on the emission layer; and
a second electrode disposed on the electron transport region,
wherein the first electrode and the second electrode each independently comprises at least one material selected from the group consisting of Ag, Mg, Cu, Al, Pt, Pd, Au, Ni, Nd, Ir, Cr, Li, Ca, LiF/Ca, LiF/AI, Mo, Ti, In, Sn, and Zn, or a compound of two or more materials selected therefrom, a mixture of two or more materials selected therefrom, or oxides thereof,
wherein the hole transport region comprises a monoamine compound represented by the following Formula 1:

OG Complex Work Unit Chemistry
wherein in Formula 1,
L2 and L3 are each independently a direct linkage or an unsubstituted arylene group having 6 to 12 carbon atoms for forming a ring,
“b” to “c” are each independently an integer of 0 to 2,
Ar2 is a substituted or unsubstituted aryl group having 6 to 30 carbon atoms for forming a ring, or a substituted or unsubstituted heteroaryl group having 5 to 12 carbon atoms for forming a ring, and
FR is represented by one of the following Formulae 3-1 or 3-3:

OG Complex Work Unit Chemistry
and -(L1)a-Ar1 is represented by one of the following structures:

OG Complex Work Unit Chemistry