AROMATIC AMINE DERIVATIVES AND PREPARATION METHOD, USES AND ORGANIC ELECTROLUMINESCENT DEVICES THEREOF
申请人:BOE Technology Group Co., Ltd.
公开号:US20160087221A1
公开(公告)日:2016-03-24
The present invention relates to the field of organic electroluminescent technology, particularly relates to an aromatic amine derivative, its preparation method, uses and organic electroluminescent devices. The technical aim of the present invention is to improve the film forming ability and the redox repeatability. The aromatic amine derivative has the structure of formula I, wherein, R
1
, R
2
, R
3
and R
4
each independently represent a hydrogen, a substituted or unsubstituted C
1
-C
40
alkyl, a substituted or unsubstituted C
1
-C
40
alkoxy, a substituted or unsubstituted C
3
-C
40
cycloalkyl, a substituted or unsubstituted C
6
-C
50
aryl group, a substituted or unsubstituted C
3
-C
50
heteroaryl containing one or two heteroatoms selected from N, O and S, or a substituted or unsubstituted C
10
-C
40
fused aryl group formed together with the phenyl group linked therewith; wherein, m, n, p and q each independently represent 0, 1, 2, 3, 4 or 5; the substituents are one or more groups selected from the group consisting of a halogen, a C
1
-C
10
alkyl, a C
1
-C
10
alkoxy, a C
3
-C
20
cycloalkyl, a C
6
-C
20
aryl group or a C
4
-C
20
heteroaryl group. The present invention may be applied in organic electroluminescent devices.
本发明涉及有机电致发光技术领域,特别涉及一种芳香胺衍生物,其制备方法,用途和有机电致发光器件。本发明的技术目标是提高膜形成能力和氧化还原可重复性。该芳香胺衍生物具有如下式I的结构,其中,R1、R2、R3和R4分别独立地表示氢、取代或未取代的C1-C40烷基、取代或未取代的C1-C40烷氧基、取代或未取代的C3-C40环烷基、取代或未取代的C6-C50芳基、取代或未取代的含有N、O和S中的一个或两个杂原子的C3-C50杂芳基,或者与其连接的苯基形成的取代或未取代的C10-C40融合芳基;其中,m、n、p和q分别独立地表示0、1、2、3、4或5;取代基是从卤素、C1-C10烷基、C1-C10烷氧基、C3-C20环烷基、C6-C20芳基或C4-C20杂芳基组成的群中选择的一个或多个基团。本发明可应用于有机电致发光器件。