Transition metal complexes with bridged carbene ligands and use thereof in OLEDs

US8258297B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Oliver Molt · Hirschberg, DE
• Christian Lennartz · Dublin, IE
• Evelyn Fuchs · Mannheim, DE
• Klaus Kahle · Ludwigshafen, DE
• Nicolle Langer · Heppenheim, DE
• Christian Schildknecht · Schifferstadt, DE
• Jens Rudolph · Abu Dhabi, AE
• Gerhard Wagenblast · Wachenheim, DE
• Soichi Watanabe · Mannheim, DE

Key dates

• Filing date: Oct 17, 2008
• Grant date: Sep 4, 2012
• Expiry date: Aug 6, 2029

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K2211/185
• WIPO field: Electrical machinery, apparatus, energy
• WIPO sector: Electrical engineering

Abstract

Bridged cyclometalated carbene complexes, a process for preparing the bridged cyclometalated carbene complexes, the use of the bridged cyclometalated carbene complexes in organic light-emitting diodes, organic light-emitting diodes comprising at least one inventive bridged cyclometalated carbene complex, a light-emitting layer comprising at least one inventive bridged cyclometalated carbene complex, organic light-emitting diodes comprising at least one inventive light-emitting layer and devices which comprise at least one inventive organic light-emitting diode.