Patent · US Expired

Electroluminescent arrangement

US5922481A · kind A · utility

44Cited by

9References

12Claims

0Family size

Assignee

BASF SE

Inventors

Karl-Heinz Etzbach · Bischofswerda, DE
Frank Meyer · Mannheim, DE
Wolfgang Paulus · Lam, DE
Hans-Werner Schmidt · Bayreuth, DE

Key dates

Filing date	Jul 14, 1997
Grant date	Jul 13, 1999
Priority date	—
Expiry date	Jul 14, 2017

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31938
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An electroluminescent arrangement contains one or more organic layers, at least one of which is obtained by thermal or radiation-induced crosslinking and contains at least one charge-transporting compound which can carry crosslinkable groups per layer, one of the layers being completely or partially composed of a crosslinkable fluorescent compound which emits fluorescent light in the wavelength range from 400 to 800 nm.

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