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    • 2. 发明授权
    • Light-emissive polymer blends and light-emissive devices made from the same
    • 发光聚合物共混物和由其制成的发光器件
    • US08124248B2
    • 2012-02-28
    • US11558373
    • 2006-11-09
    • Salvatore Cina
    • Salvatore Cina
    • H01L51/54B32B19/00C08G61/00
    • H01L51/0036C09K11/06H01L51/0039H01L51/0043H01L51/0059H01L51/5012Y10S428/917
    • A polymer blend comprising a first, light-emissive polymer comprising substituted or non-substituted units according to formulae (I) and (II) and a second, hole transport polymer comprising substituted or non-substituted fluorene units according to formula (I) and substituted or non-substituted triarylamine units, wherein the molecular weights of the first and second polymers and the blending ratio of the first and second polymers are selected such that, in use in a light-emissive device, the luminance of the emitted light at a bias of 5V is no less than 20,000 cd/m2. wherein R′ is independently in each occurrence H, C1-C20 hydrocarbyl or C1-C20 hydrocarbyl containing one or more S, N, O, P or Si atoms, C4-C16 hydrocarbyl carbonyloxy, C4-C16 aryl(trialkylsiloxy) or both R′ may form together with the 9-carbon on the fluorene ring a C5-C20 cycloaliphatic structure containing one or more heteroatoms of S, N or O.
    • 一种聚合物共混物,其包含包含根据式(I)和(II)的取代或未取代的单元的第一发光聚合物和第二空穴传输聚合物,其包含根据式(I)的取代或未取代的芴单元和 取代或未取代的三芳基胺单元,其中第一和第二聚合物的分子量和第一和第二聚合物的共混比被选择为使得在使用中在发光装置中发射的光的亮度在 5V的偏压不小于20,000cd / m2。 其中R'在每次出现时独立地为H,C 1 -C 20烃基或含有一个或多个S,N,O,P或Si原子的C 1 -C 20烃基,C 4 -C 16烃基羰氧基,C 4 -C 16芳基(三烷基甲硅烷氧基)或R 可以与芴环上的9-碳一起形成含有一个或多个S,N或O的杂原子的C5-C20脂环族结构。
    • 3. 发明申请
    • Organic light-emitting diode (oled) with improved light extraction and corresponding display unit
    • 有机发光二极管(oled),具有改进的光提取和相应的显示单元
    • US20090072711A1
    • 2009-03-19
    • US11596749
    • 2005-05-13
    • Salvatore CinaValter DrazicLandry Chopin
    • Salvatore CinaValter DrazicLandry Chopin
    • H01J1/62
    • H01L51/5203H01L51/5052H01L51/5209H01L51/5271
    • The invention relates to an organic light-emitting diode comprising on a substrate, from the rear face to the front face, at least one so-called rear electrode of a first type surmounted by an organic light-emitting layer, itself surmounted by at least one so-called front electrode of a second type, the organic light-emitting layer producing light when holes and electrons are injected into it by a current flowing through the electrodes, the types corresponding to an anode and a cathode, at least one of the electrodes being substantially transparent for the produced light in order to allow it to escape through one of the faces of said diode, referred to as the exit face. According to the invention, said substantially transparent electrode comprises at least one transparent extraction zone and at least one reflective zone adapted to return the produced light through the light-emitting layer, and said diode also comprises reflector means which are arranged on the opposite side of said substantially transparent electrode from the organic light-emitting layer and are adapted to return the produced light to said substantially transparent electrode through the light-emitting layer. The diode may be configured by embossing, and various embodiments are described.
    • 本发明涉及一种有机发光二极管,其包括在基板上,从背面到前面,至少一个被有机发光层所覆盖的第一类型的所谓后电极至少被至少覆盖 一种所谓的第二类型的前电极,当空穴和电子被流过电极的电流注入到其中时产生光的有机发光层,对应于阳极和阴极的类型,至少一个 电极对于所产生的光基本上是透明的,以便允许其通过被称为出射面的所述二极管中的一个面逸出。 根据本发明,所述基本上透明的电极包括至少一个透明提取区和至少一个适于使所产生的光通过发光层返回的反射区,并且所述二极管还包括反射器装置,其布置在 所述基本上透明的电极从所述有机发光层返回,并且将所产生的光通过所述发光层返回到所述基本上透明的电极。 二极管可以通过压花构造,并且描述各种实施例。