US 12,082,499 B2
Compound and its application
Wenjing Xiao, Shanghai (CN); Wei Gao, Shanghai (CN); Wenpeng Dai, Shanghai (CN); Lei Zhang, Shanghai (CN); Jinghua Niu, Shanghai (CN); and Yi Liu, Shanghai (CN)
Assigned to WUHAN TIANMA MICRO-ELECTRONICS CO., LTD., Wuhan (CN); and WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCH, Shanghai (CN)
Filed by WUHAN TIANMA MICRO-ELECTRONICS CO., LTD., Wuhan (CN); and WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCH, Shanghai (CN)
Filed on Mar. 26, 2020, as Appl. No. 16/831,646.
Claims priority of application No. 201910936377.0 (CN), filed on Sep. 29, 2019.
Prior Publication US 2020/0227648 A1, Jul. 16, 2020
Int. Cl. H10K 85/60 (2023.01); C07F 9/6568 (2006.01); C09K 11/06 (2006.01); 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); H10K 101/10 (2023.01)
CPC H10K 85/657 (2023.02) [C07F 9/65685 (2013.01); C09K 11/06 (2013.01); H10K 85/636 (2023.02); H10K 85/6572 (2023.02); C09K 2211/1018 (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 2101/10 (2023.02)] 15 Claims
 
1. A compound, having a structure of Formula (II-1), Formula (II-2) or Formula (II-5):

OG Complex Work Unit Chemistry
wherein:
L1 and L2 are each independently selected from any one of a single bond, a substituted or unsubstituted C6-C40 arylene group, and a substituted or unsubstituted C3-C40 heteroarylene group; and
D1 and D2 are each independently selected from any one of a substituted or unsubstituted C4-C40 carbazole group, a substituted or unsubstituted C4-C40 acridine group, a substituted or unsubstituted C6-C40 arylamine group, a substituted or unsubstituted fluorenyl group, a substituted or unsubstituted spirofluorenyl group, a substituted or unsubstituted diphenyl ether group, and a substituted or unsubstituted diindolocyclopentadiene group, and the D1 and D2 are all electron-donating groups;
wherein when a substituent is present in any one of said groups, the substituent includes any one or a combination of at least two of cyano, halogen, phenoxy, C1-C20 alkyl group, C1-C20 alkoxyl group, C6-C40 aryl group, C4-C40 heteroaryl group, and C6-C40 arylamine group.