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:
Apr. 11, 2023
Filed:
Mar. 04, 2020
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Amir Hossain Parham, Frankfurt am Main, DE;
Anja Jatsch, Frankfurt am Main, DE;
Thomas Eberle, Landau, DE;
Tobias Grossmann, Darmstadt, DE;
Jonas Valentin Kroeber, Frankfurt am Main, DE;
Lars Dobelmann-Mara, Darmstadt, DE;
Assignee:
MERCK PATENT GMBH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C07D 403/14 (2006.01); C07D 409/14 (2006.01); C07D 407/14 (2006.01); C07D 251/24 (2006.01); C07D 403/04 (2006.01); C07D 405/04 (2006.01); C07D 405/10 (2006.01); C07D 405/14 (2006.01); C07D 409/04 (2006.01); C07D 487/04 (2006.01); C07D 491/06 (2006.01); C07D 495/04 (2006.01); C09K 11/02 (2006.01); C09K 11/06 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0067 (2013.01); C07D 251/24 (2013.01); C07D 403/04 (2013.01); C07D 403/14 (2013.01); C07D 405/04 (2013.01); C07D 405/10 (2013.01); C07D 405/14 (2013.01); C07D 407/14 (2013.01); C07D 409/04 (2013.01); C07D 409/14 (2013.01); C07D 487/04 (2013.01); C07D 491/06 (2013.01); C07D 495/04 (2013.01); C09K 11/025 (2013.01); C09K 11/06 (2013.01); H01L 51/0052 (2013.01); H01L 51/0054 (2013.01); H01L 51/0056 (2013.01); H01L 51/0058 (2013.01); H01L 51/0071 (2013.01); H01L 51/0072 (2013.01); H01L 51/0073 (2013.01); H01L 51/0074 (2013.01); H01L 51/0085 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/185 (2013.01); H01L 51/5016 (2013.01); H01L 51/5028 (2013.01); H01L 51/5072 (2013.01); H01L 51/5096 (2013.01);
Abstract
The present invention describes carbazole, dibenzofuran, dibenzothiophene and fluorene derivatives which are substituted by electron-deficient heteroaryl groups, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.