Organometallic complex, method of preparing the same and organic light emitting device comprising the same
申请人:Shin Jung-Han
公开号:US20080311427A1
公开(公告)日:2008-12-18
An organometallic complex for an organic light emitting device represented by formula 1, a method of preparing the same and an organic light emitting device including the same:
where R
1
through R
16
are a hydrogen atom, a cyano group, a hydroxyl group, a nitro group, a halogen atom, a C
1
-C
20
alkyl group, a C
1
-C
20
alkoxy group, a C
6
-C
20
aryl group, a C
7
-C
20
arylalkyl group, a C
2
-C
20
alkylalkoxy group, a C
7
-C
20
arylalkoxy group, a C
6
-C
20
arylamino group, a C
1
-C
20
alkylamino group, a C
6
-C
20
heteroarylamino group, and a C
2
-C
20
hetero-ring group; and M is a bivalent metal such as Be, Mg, Zn, Ca, Cr, Fe, Co, Ni and Cu. The compound represented by Formula 1 can be effectively used in an electron transport layer or an electron injection layer. An organic light emitting device including the compound represented by Formula 1 can thus have long lifetime.
一种用公式1表示的有机发光器件的有机金属配合物,其制备方法和包括其的有机发光器件:其中R1至R16是氢原子,氰基,羟基,硝基,卤素原子,C1-C20烷基,C1-C20烷氧基,C6-C20芳基,C7-C20芳基烷基,C2-C20烷基烷氧基,C7-C20芳基烷氧基,C6-C20芳胺基,C1-C20烷基胺基,C6-C20杂芳胺基和C2-C20杂环基;M是二价金属,例如Be,Mg,Zn,Ca,Cr,Fe,Co,Ni和Cu。公式1所表示的化合物可有效地用于电子传输层或电子注入层。因此,包括公式1所表示的化合物的有机发光器件可以具有长寿命。