申请人:——
公开号:US20030168970A1
公开(公告)日:2003-09-11
The light emitting device of the present invention relates to a light emitting device which is characterized in that it is a device with an emissive substance present between an anode and cathode, and which emits light by means of electrical energy, and said device has a least one type of compound denoted by (a) to (d) below.
(a) A compound having a plurality of 1,7-phenanthroline skeletal structures
(b) A benzoquinoline derivative
(c) A spiro compound represented by general formula (1)
1
A
1
and A
2
are each selected from single bonds, substituted or unsubstituted alkyl chains, ether chains, thioether chains, ketone chains and substituted or unsubstituted amino chains. However, A
1
≠A
2
. Z represents carbon or silicon. R
1
to R
16
are each selected from hydrogen, alkyl group, cycloalkyl group, aralkyl group, alkenyl group, cycloalkenyl group, alkynyl group, hydroxyl group, mercapto group, alkoxy group, alkylthio group, aryl ether group, aryl thioether group, aryl group, heterocyclic group, halogen, haloalkane, haloalkene, haloalkyne, cyano group, aldehyde group, carbonyl group, carboxyl group, ester group, carbamoyl group, amino group, nitro group, silyl group, siloxanyl group and a cyclic structure formed with an adjacent substituent.
(d) A tetraphenylmethane derivative represented by general formula (2)
2
R
17
to R
36
are each selected from hydrogen, alkyl group, cycloalkyl group, aralkyl group, alkenyl group, cycloalkenyl group, alkynyl group, hydroxyl group, mercapto group, alkoxy group, alkylthio group, aryl ether group, aryl thioether group, aryl group, heterocyclic group, halogen, haloalkane, haloalkene, haloalkyne, cyano group, aldehyde group, carbonyl group, carboxyl group, ester group, carbamoyl group, amino group, nitro group, silyl group, siloxanyl group and a cyclic structure formed with an adjacent substituent. However, at least one of R
17
to R
36
is selected from substituents represented by general formula (3).
—X—Ar (3)
X is a single bond or is selected from the following, and Ar denotes a condensed aromatic ring or heteroaromatic ring. In the case where X is phosphorus oxide, then Ar represents an aromatic hydrocarbon or heteroaromatic ring.
3
n is an natural number.
本发明的发光装置涉及一种发光装置,其特征在于它是一种在阳极和阴极之间存在发射物质的装置,并通过电能发出光,该装置具有以下至少一种化合物:(a) 具有多个1,7-
菲咯啉骨架结构的化合物(b) 苯醌衍
生物(c) 由通式(1)表示的螺合物1A1和A2分别选自单键,取代或未取代的烷基链,醚链,
硫醚链,酮链和取代或未取代的
氨基链。但是,A1≠A2。Z代表碳或
硅。R1到R16分别选自氢,烷基,环烷基,芳基烷基,烯基,环烯基,炔基,羟基,巯基,烷氧基,烷
硫基,芳基醚基,芳基
硫醚基,芳基,杂环基,卤素,卤代烷基,卤代烯基,卤代炔基,
氰基,醛基,羰基,羧基,酯基,
氨基,硝基,
硅烷基,
硅氧烷基和与相邻取代基形成的环状结构。(d) 由通式(2)表示的四苯
甲烷衍
生物2R17到R36分别选自氢,烷基,环烷基,芳基烷基,烯基,环烯基,炔基,羟基,巯基,烷氧基,烷
硫基,芳基醚基,芳基
硫醚基,芳基,杂环基,卤素,卤代烷基,卤代烯基,卤代炔基,
氰基,醛基,羰基,羧基,酯基,
氨基,硝基,
硅烷基,
硅氧烷基和与相邻取代基形成的环状结构。但是,R17到R36中至少有一个选自通式(3)表示的取代基。-X-Ar (3)X是单键或选自以下内容,并且Ar表示紧密芳香环或杂芳香环。在X为氧化
磷的情况下,Ar代表
芳香烃或杂芳香环。3n是自然数。