Patent · US Active

Compounds as ligands for transition metal complexes and materials made thereof, and use therefor

US8937175B2 · kind B2 · utility

1Cited by

0References

8Claims

0Family size

Assignee

OSRAM GmbH · DE

Inventors

Andreas Kanitz · Edenkoben, DE
Daniel Stark · San Jose, US

Key dates

Filing date	May 31, 2011
Grant date	Jan 20, 2015
Priority date	—
Expiry date	Jul 23, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K2211/185
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to novel compounds as ligands for transition metal complexes and materials made thereof that can be used, for example, as emitters in organic light-emitting electrochemical cells (OLEECs). According to the invention, non-fluorinated electron-poor emitter materials are disclosed for the first time that can be used in organic light-emitting electrochemical cells.

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