合成了两种新颖的pyr衍生物1,6-双(3,5-二苯基苯基)py(BDPP)和1,6-双(2-萘基)((BNP),并通过1 H NMR表征,1313 C NMR,质谱和元素分析。化合物BDPP和BNP呈现亮蓝色发射,并具有很高的荧光量子产率。量子化学计算表明,与BNP相比,BDPP具有更高的非共面结构。通过循环伏安法研究了化合物的电化学性质和能级。BDPP具有高的热稳定性,分解温度为440°C,玻璃化转变温度为139°C。基于BDPP的非掺杂器件实现了非常稳定的深蓝色发射,最大效率为3.26 cd / A。该设备的1931 CIE坐标(0.15,0.11)非常接近美国国家电视系统委员会的蓝色标准。
Asymmetric pyrene derivative and organic electroluminescence device employing the same
申请人:Kubota Mineyuki
公开号:US20060154107A1
公开(公告)日:2006-07-13
Asymmetric pyrene derivatives having specific structure. An organic EL device comprising at least one organic thin film layer including a light emitting layer sandwiched between a pair of electrode consisting of an anode and a cathode, wherein the organic thin film layer comprises at least one kind selected from the aforementioned asymmetric pyrene derivatives singly or as a component of mixture thereof. An organic EL device exhibiting a great efficiency of light emission and having a long lifetime, and also asymmetric pyrene derivatives for realizing the organic EL device are provided.
Aromatic Amine Derivative, Organic Electroluminescent Element Employing the Same, and Process for Producing Aromatic Amine Derivative
申请人:Funahashi Masakazu
公开号:US20070252511A1
公开(公告)日:2007-11-01
An aromatic amine derivative with a special structure obtained by bonding a diphenylamino group having a substituent to a substituted pyrene structure; and a process for producing the aromatic amine derivative. An organic electroluminescence device which comprises at least one organic thin film layer comprising a light emitting layer sandwiched between a pair of electrodes consisting of an anode and a cathode, wherein at least one of the organic thin film layer comprises the aromatic amine derivative singly or as its mixture component. An organic electroluminescence device having a prolonged lifetime and emits blue light with an enhanced efficiency of light emission and an aromatic amine derivative realizing the device are provided.
An organic electroluminescence device sequentially includes an anode, an emitting layer, an electron-transporting region, and a cathode, the electron-transporting region including an electron-transporting material that includes a cyano group and an aromatic ring group.
Aromatic amine derivative, organic electroluminescent element employing the same, and process for producing aromatic amine derivative
申请人:Funahashi Masakazu
公开号:US08709613B2
公开(公告)日:2014-04-29
An aromatic amine derivative with a special structure obtained by bonding a diphenylamino group having a substituent to a substituted pyrene structure; and a process for producing the aromatic amine derivative. An organic electroluminescence device which comprises at least one organic thin film layer comprising a light emitting layer sandwiched between a pair of electrodes consisting of an anode and a cathode, wherein at least one of the organic thin film layer comprises the aromatic amine derivative singly or as its mixture component. An organic electroluminescence device having a prolonged lifetime and emits blue light with an enhanced efficiency of light emission and an aromatic amine derivative realizing the device are provided.
ASYMMETRIC PYRENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE DEVICE EMPLOYING THE SAME
申请人:KUBOTA Mineyuki
公开号:US20100308718A1
公开(公告)日:2010-12-09
Asymmetric pyrene derivatives having specific structure. An organic EL device comprising at least one organic thin film layer including a light emitting layer sandwiched between a pair of electrode consisting of an anode and a cathode, wherein the organic thin film layer comprises at least one kind selected from the aforementioned asymmetric pyrene derivatives singly or as a component of mixture thereof. An organic EL device exhibiting a great efficiency of light emission and having a long lifetime, and also asymmetric pyrene derivatives for realizing the organic EL device are provided.