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:
Aug. 18, 2015
Filed:
May. 14, 2013
Plextronics, Inc., Pittsburgh, PA (US);
Christopher T. Brown, Pittsburgh, PA (US);
Jing Wang, Gibsonia, PA (US);
Christophe Rene Gaston Grenier, Pittsburgh, PA (US);
Christopher R. Knittel, Pittsburgh, PA (US);
Victor Miranda, Bethel Park, PA (US);
Amanda Gavin, Pittsburgh, PA (US);
SOLVAY USA, INC., Cranbury, NJ (US);
Abstract
The composition described here comprises at least one hole-transporting compound, wherein the hole-transporting compound comprises a core covalently bonded to at least two arylamine groups, wherein the arylamine group optionally comprises one or more intractability groups. The composition can provide good film formation and stability when coated onto hole injection layers. Solution processing of hole transporting layers of OLEDs can be achieved with the composition described here. Good mobility can be achieved.