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:
Nov. 14, 1995
Filed:
Jun. 02, 1994
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Abstract
An organic electroluminescence device having excellent properties of high luminance, high efficiency of light emission and long life and a novel compound having an aluminum complex structure used as a component in said device are disclosed. The invention provides an organic electroluminescence device comprising a compound having an aluminum complex structure represented by the general formula (I): ##STR1## wherein X indicates --Ar.sup.1 --Y--Ar.sup.2 -- or an aryl- or alkylsilylene group, Ar.sup.1 and Ar.sup.2 indicate each an aromatic ring, Y indicates an alkylene group, a cycloalkylene group, an alkylidene group, a cycloalkylidene group, --CO--, --O--, --S-- or the like and L.sup.1 to L.sup.4 indicate each a ligand, such as a substituted or unsubstituted 8-quinolyloxy group or the like. The invention also provides a compound having an aluminum complex structure described above.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile