The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 14, 2023
Filed:
Apr. 20, 2020
Udc Ireland Limited, Dublin, IE;
Peter Murer, Oberwil, CH;
Korinna Dormann, Bad Dürkheim, DE;
Flavio Luiz Benedito, Ludwigshafen, DE;
Glauco Battagliarin, Mannheim, DE;
Stefan Metz, Mannheim, DE;
Ute Heinemeyer, Neustadt, DE;
Christian Lennartz, Schifferstadt, DE;
Gerhard Wagenblast, Wachenheim, DE;
Soichi Watanabe, Seoul, KR;
Thomas Geßner, Heidelberg, DE;
UDC Ireland Limited, Dublin, IE;
Abstract
An organic electronic device, preferably an organic light-emitting diode (OLED), comprising at least one metal-carbene complex comprising one, two or three specific bidentate diazabenzimidazole carbene ligands; a light-emitting layer comprising said metal-carbene complex as emitter material, preferably in combination with at least one host material; the use of said metal-carbene complex in an OLED; an apparatus selected from the group consisting of stationary visual display units, mobile visual display units, illumination units, units in items of clothing, units in handbags, units in accessories, units in furniture and units in wallpaper comprising said organic electronic device, preferably said OLED, or said light-emitting layer; the metal-carbene complex comprising one, two or three specific bidentate diazabenzimidazole carbene ligands mentioned above and a process for the preparation of said metal-carbene complex.