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. 13, 2018
Filed:
May. 08, 2017
Applicant:
Cynora Gmbh, Bruchsal, DE;
Inventors:
Daniel Volz, Karlsruhe, DE;
Harald Flugge, Karlsruhe, DE;
Patrick Pingel, Potsdam, DE;
Georgios Liaptsis, Mannheim, DE;
Assignee:
CYNORA GMBH, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/52 (2006.01); H01L 51/00 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5008 (2013.01); H01L 51/5004 (2013.01); H01L 51/5012 (2013.01); H01L 51/5016 (2013.01); H01L 51/5032 (2013.01); H01L 51/5072 (2013.01); H01L 51/5206 (2013.01); H01L 51/5221 (2013.01); H01L 51/5296 (2013.01); H01L 51/0055 (2013.01); H01L 51/0058 (2013.01); H01L 51/0061 (2013.01); H01L 51/0067 (2013.01); H01L 51/0072 (2013.01); H01L 51/0077 (2013.01); H01L 2251/552 (2013.01); H01L 2251/558 (2013.01);
Abstract
The present invention relates to a an organic electroluminescent device comprising an exciton quenching layer C located between the a light-emitting layer B and an electron-transport layer D, wherein the exciton quenching layer C comprises at least one emitter Eand at least 80% by weight of at least one electron transport material ETM.