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    • 8. 发明授权
    • Organic electroluminescence element and illumination device using the same
    • 有机电致发光元件及其使用的照明装置
    • US08686630B2
    • 2014-04-01
    • US13146149
    • 2010-02-03
    • Kunimasa HiyamaYasuo TaimaTakeshi Ono
    • Kunimasa HiyamaYasuo TaimaTakeshi Ono
    • H01L51/52
    • H05B33/28H01L51/5262H01L51/5268H05B33/22
    • Disclosed are an organic electroluminescence element with significantly improved light extraction efficiency and improved film properties and an illumination device that uses said element. The organic electroluminescence element has a transparent electrode, an organic electroluminescence layer, and a cathode sequentially stacked on a transparent base material. The element is characterized in that the transparent base material is a transparent resin film, there is a hard coat layer on both sides, the respective refractive indices satisfy the expressions (1)-(4), and there is a function to scatter light to the light emission side with respect to the organic electroluminescence layer. Expression (1): −0.2≦n(H1)−n(A)≦0.2, Expression (2): −0.1≦n(H1)−n(B)≦0.1, Expression (3): −0.1≦n(H2)−n(B)≦0.1, Expression (4): −0.1≦n(H1)−n(H2)≦0.1. In the expressions, n(A) is the refractive index of the transparent electrode; n(H1) is the refractive index of the hard coat layer (on the transparent electrode side); n(H2) is the refractive index of the hard coat layer (on the side opposite the transparent electrode); and n(B) is the refractive index of the transparent resin film.
    • 公开了具有显着提高的光提取效率和改进的膜性质的有机电致发光元件以及使用所述元件的照明装置。 有机电致发光元件具有依次层叠在透明基材上的透明电极,有机电致发光层和阴极。 该元件的特征在于,透明基材为透明树脂膜,两面为硬涂层,各折射率满足式(1)〜(4),并且具有将光分散到 相对于有机电致发光层的发光侧。 表达式(1):-0.2≦̸ n(H1)-n(A)≦̸ 0.2,式(2):-0.1≦̸ n(H1)-n(B)≦̸ 0.1,式(3) 0.1和nlE; n(H2)-n(B)≦̸ 0.1,表达式(4):-0.1≦̸ n(H1)-n(H2)≦̸ 在表达式中,n(A)是透明电极的折射率; n(H1)是硬涂层(透明电极侧)的折射率; n(H2)是硬涂层(与透明电极相对的一侧)的折射率; n(B)是透明树脂膜的折射率。
    • 10. 发明申请
    • Resin Material for Optical Use and Optical Device
    • 光学用光学元件用树脂材料
    • US20110262750A1
    • 2011-10-27
    • US12674292
    • 2008-07-03
    • Yasuo Taima
    • Yasuo Taima
    • B32B5/16
    • G02B1/04C08K9/04G02B1/041Y10T428/2982
    • Disclosed is a resin material for optical use, which has refractive index and transparency suitable for optical devices, while having extremely small change in refractive index dependent on temperature. In addition, the resin material for optical use is excellent in forming suitability and heat resistance after a reflow process. Also disclosed is an optical device using a resin material for optical use. Specifically disclosed is a transparent resin material for optical use which is composed of a curable resin containing inorganic fine particles whose surfaces are modified with an organic compound. This transparent resin material for optical use is characterized in that the inorganic fine particles are composed of an amorphous silica containing a metal oxide crystal, and have an average particle diameter of not less than 1 nm but more than 50 nm.
    • 公开了一种光学用树脂材料,其具有适合于光学器件的折射率和透明度,同时具有取决于温度的极小的折射率变化。 此外,用于光学用途的树脂材料在回流工艺之后的成型适应性和耐热性优异。 还公开了使用光学用树脂材料的光学装置。 具体公开了一种用于光学用途的透明树脂材料,其由含有表面用有机化合物改性的无机细颗粒的可固化树脂组成。 这种透明的光学用树脂材料的特征在于,无机细颗粒由含有金属氧化物晶体的无定形二氧化硅构成,平均粒径不小于1nm但大于50nm。