Synthesis of four coordinated platinum complexes and their applications in light emitting devices thereof

• US 9,550,801 B2
• Filed: 02/02/2015
• Issued: 01/24/2017
• Est. Priority Date: 04/06/2009
• Status: Active Grant

• Current Assignee: Arizona Board of Regents (University of Arizona)
• Original Assignee: Arizona Board of Regents (University of Arizona)
• Inventors: Li, Jian, Wang, Zixing, Turner, Eric
• Primary Examiner(s): Aulakh, Charanjit
• Application Number:
  US14/611,654
• Publication Number:
  US 20150318500A1
• Time in Patent Office: 722 Days
• Field of Search: 546/2, 313/504
• US Class Current: 1/1
• 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 2211/1011 Condensed systems
• CPC Class Codes: C09K 2211/1014 bridged by heteroatoms, e.g. N, P, Si or B
• CPC Class Codes: C09K 2211/1029 containing one nitrogen atom as the heteroatom
• CPC Class Codes: C09K 2211/104 with other heteroatoms
• CPC Class Codes: C09K 2211/1044 containing two nitrogen atoms as heteroatoms
• CPC Class Codes: C09K 2211/1055 with other heteroatoms
• CPC Class Codes: C09K 2211/185 of the platinum group, i.e. Os, Ir, Pt, Ru, Rh or Pd
• CPC Class Codes: H05B 33/14 characterised by the chemical or physical composition or the arrangement of the electroluminescent material , or by the simultaneous addition of the electroluminescent material in or onto the light source
• CPC Class Codes: H10K 2101/10 Triplet emission
• CPC Class Codes: H10K 30/00 Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation integrated devices or assemblies of multiple devices H10K39/00, H10K65/00; electrolytic light-sensitive devices H01G9/20
• CPC Class Codes: H10K 50/11 characterised by the electroluminescent [EL] layers
• CPC Class Codes: H10K 71/00 Manufacture or treatment specially adapted for the organic devices covered by this subclass
• CPC Class Codes: H10K 85/346 comprising platinum
• CPC Class Codes: Y02E 10/549 Organic PV cells
• CPC Class Codes: Y02P 70/50 Manufacturing or production processes characterised by the final manufactured product

Abstract

Platinum complexes that exhibit photoabsorption and photoemission, methods of making such complexes, and applications thereof are disclosed, including optical devices comprising the complexes.

Claims

1. A compound represented by the formula:

2. The compound of claim 1, which is represented by the formula:

3. An organic light-emitting diode (OLED) comprising the compound of claim 1.

4. An organic light-emitting diode (OLED) comprising, as an emissive material, a compound represented by the formula of claim 1.

5. An organic photovoltaic device comprising the compound of claim 1.

6. An organic photovoltaic device comprising, as a donor or acceptor material, a compound represented by the formula of claim 1.

7. A method for manufacturing an electronic device, the method comprising providing a layer comprising the compound of claim 1, and then positioning the layer in the device.

8. The method of claim 7, wherein the layer is an emissive layer.

9. The method of claim 7, wherein the layer is an absorbing layer.

10. The method of claim 7, wherein the electronic device comprises a light emitting device.

11. The method of claim 7, wherein the electronic device comprises an organic light emitting diode.

12. The method of claim 7, wherein the electronic device comprises a photovoltaic device.