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Luminescent Gold(Iii) Compounds Containing Bidentate Ligand For Organic Light-Emitting Devices And Their Preparation

Summary

Embodiments Of The Invention Are Directed To Luminescent Gold(Iii) Compounds Contains A Bidentate Ligand With At Least One Strong [Sigma]-Donating Group, A Method Of Preparation Of These Compounds And The Use Of These Compounds In Organic Light Emitting Devices. The Gold(Iii) Compounds Have The Chemical Structure: Wherein: X Is A Nitrogen Atom; Y Is Selected From A Carbon Or A Nitrogen Atom; A-B Is A Substituted Or Unsubstituted Cyclometalating Ligand (For Y-C) Or Diimine Ligand (For Y-N); Where A And B Are Cyclic Structure Derivatives; R1 And R2 Are Optionally Substituted Carbon Donor Ligands Attached To The Gold Atom, With The Proviso That R1 And R2 Are Not -Ch3, -Ch2sime3, Mesityl, Pentafluorophenyl, -Ch2c(O)R', -Ch(R)So2ch(R)-, -C6h4n-Nc6h5, And Wherein R1 And R2 Can Optionally Be Combined Into A Bidentate Ligand; And N Is Greater Or Equal To Zero.

Supplementary Information

Patent Number: US8372977B2
Application Number: US2010822812A
Inventor: Yam, Vivian Wing-Wah | Au, Vonika Ka-Man | Chan, Mei-Yee | Wong, Keith Man-Chung
Priority Date: 14 Jul 2009
Priority Number: US8372977B2
Application Date: 24 Jun 2010
Publication Date: 12 Feb 2013
IPC Current: C07F000112 | H01L005150
US Class: 546002 | 313504 | 428690 | 546010
Assignee Applicant: The University of Hong Kong
Title: Luminescent gold(III) compounds containing bidentate ligand for organic light-emitting devices and their preparation
Usefulness: Luminescent gold(III) compounds containing bidentate ligand for organic light-emitting devices and their preparation
Summary: The luminescent gold(III) compounds are useful: in the light-emitting devices (all claimed), where the light-emitting devices include organic light-emitting devices, which are used in displays or solid state lighting applications; and as electrophosphorescent dopants in a multilayer organic light-emitting devices.
Novelty: New luminescent gold compound comprising a gold metal center, a bidentate ligand coordinating the metal center, and strong sigma-donating carbon donor group, useful in light-emitting devices including organic light-emitting devices

Industry

Optics

Sub Category

LED/OLED

Application No.

US2010822812A

Country/Region

Hong Kong