申请人:Itoh Hisanori
公开号:US20070103060A1
公开(公告)日:2007-05-10
Provision of a novel platinum complex which is useful as a material for a light-emitting device of good light emission characteristic and light emission efficiency, and a novel light-emitting material that may be utilized in various fields.
A platinum complex represented by the following general formula (1):
(in which two rings of ring A, ring B, ring C, and ring D represent nitrogen-containing heterocyclic rings which may have a substituent and the remaining two rings of them represent aryl rings or hetero aryl rings which may have a substituent, the ring A and the ring B, the ring A and the ring C or/and the ring B and the rind D may form condensed rings. Two of X
1
, X
2
, X
3
, and X
4
represent nitrogen atoms coordination bonded to a platinum atom and the remaining two of them represent carbon atoms or nitrogen atoms. Q
1
, Q
2
, and Q
3
each represents a bond, oxygen atom, sulfur atom or bivalent group, two of Z
1
, Z
2
, Z
3
, and Z
4
represent coordination bonds, and the remaining two of them represent covalent bonds, oxygen atoms or sulfur atoms), and a light-emitting device containing the platinum complex.
提供了一种新型铂配合物,可用作具有良好发光特性和发光效率的发光器件材料,以及一种可用于各种领域的新型发光材料。该铂配合物由以下通式(1)表示:(其中环A、环B、环C和环D的两个环表示可能具有取代基的含氮杂环,其余两个环表示可能具有取代基的芳香环或杂芳香环,环A和环B、环A和环C或/和环B和环D可以形成融合环。X1、X2、X3和X4中的两个表示配位键结合到铂原子的氮原子,其余两个表示碳原子或氮原子。Q1、Q2和Q3各表示键合,氧原子,硫原子或二价基团,Z1、Z2、Z3和Z4中的两个表示配位键,其余两个表示共价键,氧原子或硫原子),以及含有该铂配合物的发光器件。