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:
Oct. 07, 2025
Filed:
Dec. 29, 2022
Merck Patent Gmbh, Darmstadt, DE;
Amir Parham, Frankfurt am Main, DE;
Jonas Kroeber, Frankfurt am Main, DE;
Tobias Grossmann, Shanghai, CN;
Anja Jatsch, Darmstadt, DE;
Christian Eickhoff, Darmstadt, DE;
Christian Ehrenreich, Darmstadt, DE;
MERCK PATENT GMBH, Darmstadt, DE;
Abstract
The present invention relates to a composition which comprises an electron-transporting host and a hole-transporting host, to the use thereof in electronic devices and to electronic devices containing this composition. The electron-transporting host is particularly preferably selected from the class of the triazine-dibenzofuran-carbazole systems or the class of the triazine-dibenzothiophene-carbazole systems. The hole-transporting host is preferably selected from the class of the biscarbazoles.