Patent · US Expired

Di(het)arylaminothiazole derivatives and their use in organic light-emitting diodes(OLEDs) and organic photovoltaic components

US7357989B2 · kind B2 · utility

0Cited by

5References

9Claims

0Family size

Assignee

OSRAM Opto Semiconductors GmbH · DE

Inventors

Horst Hartmann · Dresden, DE
Andreas Kanitz · Edenkoben, DE
Wolfgang Rogler · Erlangen, DE
Jorg Schumann · Erlangen, DE

Key dates

Filing date	Aug 7, 2001
Grant date	Apr 15, 2008
Priority date	—
Expiry date	Aug 7, 2021

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S428/917
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Novel 4,5-di(het)aryl-substituted 2-(N,N-di(het)arylamino)-thiazole derivatives of general structure (a), whereby the following applies: R1, R2and R3 and R4, independent of one another, are each a monofunctional (het)aryl system; R1 can additionally be a corresponding bifunctional (het)arylene system; R3 can additional signify R7, whereby R7 represents a chemical bond or a bifunctional (het)arylene system, or R3 can be one of the following groupings (b) and (c); R7 represents a chemical bond or a bifunctional (het)arylene system, and; R4 can also be H or (d).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.