TETRADENTATE AND OCTAHEDRAL METAL COMPLEXES CONTAINING NAPHTHYRIDINOCARBAZOLE AND ITS ANALOGUES

• US 20180148464A1
• Filed: 01/29/2018
• Published: 05/31/2018
• Est. Priority Date: 06/03/2015
• Status: Active Grant

• Current Assignee: Arizona Board of Regents (University of Arizona)
• Original Assignee: Arizona Board of Regents (University of Arizona)
• Inventors: Li, Jian, Li, Guijie
• Granted Patent: US 10,836,785 B2
• Time in Patent Office: Days
• CPC Class Codes: C07F 15/0033 Iridium compounds
• CPC Class Codes: C07F 15/006 Palladium compounds
• CPC Class Codes: C07F 15/0086 Platinum compounds
• CPC Class Codes: C09K 11/06 containing organic luminescent materials
• CPC Class Codes: C09K 2211/1007 Non-condensed systems
• CPC Class Codes: C09K 2211/1029 containing one nitrogen atom as the heteroatom
• CPC Class Codes: C09K 2211/1044 containing two nitrogen atoms as heteroatoms
• CPC Class Codes: C09K 2211/185 of the platinum group, i.e. Os, Ir, Pt, Ru, Rh or Pd
• CPC Class Codes: H10K 2101/10 Triplet emission
• CPC Class Codes: H10K 2101/27 Combination of fluorescent and phosphorescent emission
• CPC Class Codes: H10K 50/11 characterised by the electroluminescent [EL] layers
• CPC Class Codes: H10K 85/341 Transition metal complexes, e.g. Ru(II)polypyridine complexes H10K85/331 takes precedence
• CPC Class Codes: H10K 85/342 comprising iridium
• CPC Class Codes: H10K 85/346 comprising platinum
• CPC Class Codes: H10K 85/40 Organosilicon compounds, e.g. TIPS pentacene
• CPC Class Codes: Y02E 10/549 Organic PV cells

Abstract

Tetradentate and octahedral metal complexes suitable for use as phosphorescent or delayed fluorescent and phosphorescent emitters in display and lighting applications.

Claims

1. A complex of Formula AI, Formula AII, Formula AIII or Formula AIV:

2. The complex of claim 1, wherein the complex has the structure of Formula AV, Formula AVI, Formula AVII, Formula AVIII, Formula AIX, Formula AX, Formula AXI or Formula AXII:

3. The complex of claim 1, wherein the complex has a neutral charge.

5. The complex of claim 1, wherein each of

6. The complex of claim 1, wherein each of

7. The complex of claim 1, wherein each of

8. The complex of claim 1, wherein each of

9. The complex of claim 1, wherein each of

13. An emitter comprising the complex of claim 1, wherein the emitter is a delayed fluorescent and phosphorescent emitter.

14. An emitter comprising the complex of claim 1, wherein the emitter is a phosphorescent emitter.

15. An emitter comprising the complex of claim 1, wherein the emitter is a delayed fluorescent emitter.

17. The complex of claim 1, wherein polymeric comprises polyalkylene, polyester, or polyether.

18. The complex of claim 17, wherein polymeric comprises —

(CH₂O)_n—

CH₃, —

(CH₂CH₂O)_n—

CH₃, —

[CH₂CH(CH₃)]_n—

CH₃, —

[CH₂CH(COO CH₃)]_n—

CH₃, —

[CH₂CH(COO CH₂CH₃)]_n—

CH₃, or —

[CH₂CH(COO^tBu)]_n—

CH₃, where n is an integer.

19. A device comprising a complex of claim 1.

4. A complex represented by one of the chemical structures in Structure 1-Structure 47.

10. An emitter comprising the complex of claim 4.

11. A complex of Formula BI, Formula BII, Formula BIII, or Formula BIV:

12. The complex of claim 11, wherein the complex is one of the following structures:

16. An emitter comprising the complex of claim 11, wherein the emitter is a delayed fluorescent and phosphorescent emitter.

20. A device comprising a complex of claim 11.