Non-platinum metal complexes for excimer based single dopant white organic light emitting diodes

US10793546B2 · kind B2 · utility

Assignee

• ARIZONA BOARD OF REGENTS FOR AND ON BEHALF OF ARIZONA STATE UNIVERSITY · US

Inventors

• Jian Li · Tempe, US
• Liang H. Huang · Mesa, US
• Tyler FLEETHAM · Newtown, US

Key dates

• Filing date: Aug 14, 2015
• Grant date: Oct 6, 2020
• Expiry date: Aug 14, 2035

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E10/549
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Complexes and devices, such as organic light emitting devices and full color displays, including a compound of the formula wherein: M is Pd2+, Ir+, Rh+, or Au3+; each of V1, V2, V3, and V4 is coordinated to M and is independently N, C, P, B, or Si; each of L1, L2, L3, and L4 is independently a substituted or unsubstituted aryl, cycloalkyl, cycloalkenyl, heterocyclyl, heteroaryl, carbene, or N-heterocyclic carbene; and Z is O, S, NR, CR2, SiR2, BR, PR, where each R is independently substituted or unsubstituted C1-C4 alkyl or substituted or unsubstituted aryl.