Patent ID: 6780528
Filing Date: 2004-08-24
Classification: C07F,C09K,H01L,H05B,Y10S

Abstract:
A luminescence device comprising a pair of electrodes, a luminescence layer disposed between the electrodes and an organic layer, which is disposed between the electrodes and is different from the luminescent layer, the luminescent layer comprising a metal coordination compound represented by formula (4): wherein: (i) the compound of formula (4) is optionally and independently substituted with at least one C1-C20 alkyl group, C1-C20 alkoxy group or a trimethylsilyl group, which said alkyl, alkoxy and trimethylsilyl groups are optionally substituted with a fluorine; and (ii) one â€”CH&boxH; in one or both pyridine rings in the compound of formula (4) is optionally replaced with â€”N&boxH;.