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    • 3. 发明授权
    • Organic electroluminescence device
    • 有机电致发光器件
    • US08586199B2
    • 2013-11-19
    • US12098095
    • 2008-04-04
    • Takayasu SadoKiyoshi IkedaKenichi FukuokaChishio Hosokawa
    • Takayasu SadoKiyoshi IkedaKenichi FukuokaChishio Hosokawa
    • H01L51/54
    • H01L51/0054C07C2603/44C09K11/06C09K2211/1011H01L51/5012H05B33/14
    • Provided is an organic electroluminescence device in which a reduction in luminance is suppressed and a lifetime is significantly improved. The object is achieved by an organic electroluminescence device having organic compound layers including an organic emitting layer, which is interposed between at least one pair of electrodes, in which the organic emitting layer is formed of an organic compound material containing an impurity composed of a hydroxyl group-containing compound at a concentration of less than 0.15% by mass, and a method of selecting an organic compound material for the organic electroluminescence device, the method including: determining the content of the impurity; and selecting an organic compound material in which the content is less than 0.15% by mass so that the material is used for forming the organic emitting layer. Provided are a coating film-forming ink, a method of forming a thin film, and a method of producing an organic electroluminescence device.
    • 提供了抑制亮度降低并且显着改善寿命的有机电致发光器件。 该目的是通过具有有机化合物层的有机电致发光器件来实现的,该有机化合物层包括介于至少一对电极之间的有机发光层,其中有机发光层由含有由羟基构成的杂质的有机化合物材料形成 浓度小于0.15质量%的含有基团的化合物和选择有机电致发光元件的有机化合物材料的方法,所述方法包括:测定所述杂质的含量; 并选择其中所述含量小于0.15质量%的有机化合物材料,以便将该材料用于形成有机发光层。 提供涂膜形成油墨,形成薄膜的方法和制备有机电致发光器件的方法。
    • 9. 发明申请
    • ORGANIC ELECTROLUMINESCENT DEVICE
    • 有机电致发光器件
    • US20090230845A1
    • 2009-09-17
    • US11908847
    • 2006-03-07
    • Hitoshi KumaKenichi FukuokaChishio Hosokawa
    • Hitoshi KumaKenichi FukuokaChishio Hosokawa
    • H01J1/62
    • H01L51/5265
    • An organic electroluminescent device including a first electrode (11), a second electrode (16), and an organic material layer (20) interposed therebetween; the second electrode (16) being light-transmissible; the organic material layer (20) having a structure wherein a first carrier transporting layer (12), an organic emitting layer (14) and a second carrier transporting layer (15) are stacked in this order; the organic material layer (20) including a conductive light-reflecting layer (13) therein; and the part between the light-transmissible second electrode (16) and the light-reflecting layer (13) forming an optical resonator enhancing light emitted from the organic emitting layer (14).
    • 一种有机电致发光器件,包括:第一电极(11),第二电极(16)和有机材料层(20); 所述第二电极(16)是透光的; 具有第一载流子传输层(12),有机发光层(14)和第二载流子传输层(15)的结构的有机材料层(20)按顺序堆叠。 所述有机材料层(20)中包含导电光反射层(13); 以及形成光学谐振器的透光性第二电极(16)与光反射层(13)之间的部分,从而增强从有机发光层(14)发射的光。