SYNTHESIS OF PLATINUM AND PALLADIUM COMPLEXES AS NARROW-BAND PHOSPHORESCENT EMITTERS FOR FULL COLOR DISPLAYS

• US 20120302753A1
• Filed: 05/24/2012
• Published: 11/29/2012
• Est. Priority Date: 05/26/2011
• Status: Active Grant

• Current Assignee: Arizona Board of Regents (University of Arizona)
• Original Assignee: Arizona Board of Regents (University of Arizona)
• Inventors: Li, Jian, Turner, Eric
• Granted Patent: US 9,238,668 B2
• Time in Patent Office: Days
• US Class Current: 546/4
• CPC Class Codes: C07F 15/0086 Platinum compounds
• CPC Class Codes: C09K 11/06 containing organic luminescent materials
• 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 50/11 characterised by the electroluminescent [EL] layers
• CPC Class Codes: H10K 85/346 comprising platinum

Abstract

Platinum and palladium complexes are disclosed that can be useful as narrow band phosphorescent emitters. Also disclosed are methods for preparing and using the platinum and palladium complexes

Claims

1. A composition represented by the general formula:

2. The composition of claim 1, wherein the composition is not

3. The composition of claim 1, wherein the composition has the formula:

5. The composition of claim 3, wherein

6. The composition of claim 3, wherein

7. The composition of claim 1, wherein the composition has the formula:

9. The composition of claim 7, wherein

10. The composition of claim 7, wherein

11. The composition of claim 1, wherein the composition has the formula:

13. The composition of claim 11, wherein W is Cl, nitrile, phenyl, naphthyl or isoquinoline;

14. The composition of claim 11, wherein W is Cl, nitrile, phenyl, naphthyl or isoquinoline;

15. The composition of claim 1, wherein M comprises platinum(II).

16. The composition of claim 1, wherein M comprises palladium(II).

17. The composition of claim 1, comprising

18. The composition of claim 1, comprising:

19. The composition of claim 1, comprising:

20. The composition of claim 1, comprising:

21. The composition of claim 1, comprising:

22. The composition of claim 1, comprising:

23. The composition of claim 1, comprising:

4. A composition having the formula:

8. A composition having the formula:

12. A composition having the formula: