Diarylamino substituted arylvinyl naphthalene compounds and a blue-light electroluminescent device having the compounds
申请人:Huang Kuo-Wei
公开号:US20060159953A1
公开(公告)日:2006-07-20
Diarylamino arylvinyl naphthalene compounds, particularly used in blue-light organic light-emitting diodes with highly pure color, have the following representative formula:
wherein Ar
1
, Ar
2
, Ar
3
and Ar
4
are identical or different substituents selected from the group consisting of phenyl, biphenyl, 1-naphthyl, 2-naphthyl, fluorophenyl, fluorobiphenyl, 1-fluoronaphthyl, 2-fluoronaphthyl, phenyl substituted by methyl or ethyl or isopropyl or tert-butyl or methoxy or ethoxy_, 1-naphthyl substituted by methyl or ethyl or isopropyl or tert-butyl or methoxy or ethoxy, 2-naphthyl substituted by methyl or ethyl, fluorophenyl substituted by methyl or isopropyl or tert-butyl or methoxy or ethoxy;
wherein “Ar
5
” is one of the following substitutive groups consisting of:
wherein the R
1
to R
14
are identical or different and are hydrogen,
二苯胺基芳基乙烯基萘化合物,特别用于具有高纯度颜色的蓝光有机发光二极管,具有以下代表性结构式:其中Ar1、Ar2、Ar3和Ar4是取自苯基、联苯基、1-萘基、2-萘基、氟苯基、氟联苯基、1-氟基萘基、2-氟基萘基、苯基取代为甲基或乙基或异丙基或叔丁基或甲氧基或乙氧基,1-萘基取代为甲基或乙基或异丙基或叔丁基或甲氧基或乙氧基,2-萘基取代为甲基或乙基,氟苯基取代为甲基或异丙基或叔丁基或甲氧基或乙氧基;其中“Ar5”是以下取代基团之一:其中R1至R14相同或不同且为氢。