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    • 42. 发明专利
    • Electroluminescent device
    • 电致发光器件
    • JP2003282269A
    • 2003-10-03
    • JP2002034856
    • 2002-02-13
    • 永裕 ▲曾▼Eiyu SoShunichi Uesawa俊一 植澤
    • UESAWA SHUNICHISO EIYU
    • C09K11/00C09K11/08C09K11/67H05B33/04H05B33/14H05B33/20H05B33/22
    • H05B33/22C09K11/0811C09K11/672H05B33/04H05B33/14Y02B20/181
    • PROBLEM TO BE SOLVED: To provide an electroluminescent device emitting pure white light.
      SOLUTION: A low permeable seal polymer layer 3 as an insulating layer, a plurality of dielectric cells 9 storing fluorescent particles 7 buried in a binding material of low leak current - high dielectric constant, a binding material layer 11, and a transparent conductive layer 13 composed of ITO (indium-tin oxide) are stackedly formed on a back plate 1 and lastly, a transparent protective film 15 composed of a PET film is formed on the transparent conductive layer 13. Then, a luminescent layer is constituted of each dielectric cell 9. Among the materials of the fluorescent particles 7 in the luminescent layer are zinc, sulfur, manganese, copper, silicone, and titanium. Letting zinc of 1, their mass ratios are sulfur of 3.1, the manganese of 0.3, the copper of 0.7, silicone of 3.5, and the titanium of 5.6, and they are so selected that the total of the numerical values becomes 14.2.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供发射纯白光的电致发光器件。 解决方案:作为绝缘层的低渗透性密封聚合物层3,存储埋入低泄漏电流 - 高介电常数的粘合材料中的荧光颗粒7的多个电介质池9,粘合材料层11和透明的 由ITO(铟锡氧化物)构成的导电层13层叠形成在背板1上,最后在透明导电层13上形成由PET膜构成的透明保护膜15.然后,发光层由 各发光层中的荧光体粒子7的材质为锌,硫,锰,铜,硅酮,钛等。 使锌为1,其质量比为硫,为0.3,锰为0.3,硅为3.5,钛为5.6,选择数值为14.2。 版权所有(C)2004,JPO
    • 46. 发明申请
    • エレクトロルミネセンス素子
    • 电致发光器件
    • WO2004002199A1
    • 2003-12-31
    • PCT/JP2003/001274
    • 2003-02-06
    • 植澤 俊一曾 永裕
    • 植澤 俊一曾 永裕
    • H05B33/14
    • H05B33/22C09K11/0811C09K11/672H05B33/04H05B33/14Y02B20/181
    • Over a back electrode (1), a sealing polymer layer (3) of low water-permeability serving as an insulating layer, dielectric cells (9) containing phosphor particles (7) buired in a binder (5) of low leakage current and high dielectric constant, a binder layer (11), and a transparent conductive layer (13) of ITO are provided in a multilayer structure and a transparent protective film (15) of a PET film is lastly formed on the transparent protective layer (13). A light-emitting layer is composed of the dielectric cells (9). The phosphor particles (7) contained in the light-emitting layer are made of tin, sulfur, manganese, copper, silicon, and titanium. The content ratio of zinc is 1, that of sulfur 3.1, that of manganese 0.3, that of copper 0.7, that of silicon 3.5, and that of titanium 5.6. The sum thereof is 14.2.
    • 在背面电极(1)上,作为绝缘层的低透水性的密封聚合物层(3),包含在低泄漏电流的粘合剂(5)中的荧光体粒子(7)的介质电池(9)和高 介电常数,粘合剂层(11)和ITO的透明导电层(13)设置在多层结构中,最后在透明保护层(13)上形成PET膜的透明保护膜(15)。 发光层由电介质电池(9)构成。 包含在发光层中的荧光体颗粒(7)由锡,硫,锰,铜,硅和钛制成。 锌的含量比为1,硫的含量为3.1,锰的含量为0.3,铜为0.7,硅为3.5,钛的含量为5.6。 其总和为14.2。
    • 47. 发明申请
    • COLLOIDAL NANOCRYSTALS WITH HIGH PHOTOLUMINESCENCE QUANTUM YIELDS AND METHODS OF PREPARING THE SAME
    • 具有高光致发光量子的胶体纳米晶及其制备方法
    • WO2003012006A1
    • 2003-02-13
    • PCT/US2002/024214
    • 2002-07-30
    • THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSASPENG, XiaogangQU, Lianhua
    • PENG, XiaogangQU, Lianhua
    • C09K11/08
    • B82Y30/00A61K49/0067B01J27/02B01J35/0013B01J35/004B82Y20/00C01B19/007C01G9/08C01G11/02C01P2002/30C01P2002/78C01P2002/84C01P2004/04C01P2004/52C01P2004/64C01P2006/60C09K11/0811C09K11/54H01L33/20H01S3/16H01S3/163H01S5/3401H01S5/3412
    • The present invention provides new compositions containing colloidal nanocrystals with high photoluminescence quantum yields, new synthetic methods for the preparation of highly luminescent colloidal nanocrystals, as well as methods to control the photoluminescent properties of colloidal nanocrystals. For example, this invention encompasses as-prepared nanocrystals that luminesce between about 550 nm and about 675 nm and exhibit a photoluminescence quantum yield (PL QY) greater than or equal to about 40 %. In some embodiments, PL QY between about 50 % and about 80 % are obtainable for nanocrystals that luminesce between about 600 nm and about 650 nm. The new synthetic methods disclosed herein allow photoemission brightness (quantum yield) to be correlated with certain adjustable nanocrystal growth parameters associated with a given synthetic scheme. The PL QY of as-prepared CdSe (and other) semiconductor nanocrystals increases monotonically with time in the early stages of the crystallization process, and then gradually decreases after attaining a maximum point. The time at which a maximum PL QY is attained is referred to as the PL bright point. The position of this bright point, the PL QY value at the bright point, the FWHM of the PL spectra, and several other parameters of the growth process of the CdSe nanocrystals are all strongly dependent on the initial Cd:Se ratio of the precursors in the solution, and certain other experimental parameters. This bright point is different from the point of minimum polydispersity of the nanocrystal sample, referred to as the focusing point of size distribution. CdSe nanocrystals synthesized by this alternative method represent a series of excellent emitters in the orange-red color window in terms of their PL QY, the FWHM of the PL spectra, and the stability of the emission.
    • 本发明提供了包含具有高光致发光量子产率的胶体纳米晶体的新组合物,用于制备高度发光的胶体纳米晶体的新合成方法以及控制胶态纳米晶体的光致发光性质的方法。 例如,本发明包括在约550nm和约675nm之间发光的呈现出大于或等于约40%的光致发光量子产率(PL QY)的准备好的纳米晶体。 在一些实施方案中,在约600nm和约650nm之间发光的纳米晶体可获得约50%至约80%之间的PL QY。 本文公开的新合成方法允许光电发射亮度(量子产率)与与给定合成方案相关联的某些可调节纳米晶体生长参数相关。 所制备的CdSe(和其他)半导体纳米晶体的PL QY在结晶过程的早期阶段随时间单调增加,然后在达到最大点后逐渐降低。 将最大PL QY达到的时间称为PL亮点。 该亮点的位置,亮点处的PL QY值,PL光谱的FWHM以及CdSe纳米晶体的生长过程的几个其他参数都强烈依赖于前体的初始Cd:Se比率 解决方案,以及其他一些实验参数。 该亮点不同于纳米晶体样品的最小多分散点,称为尺寸分布的聚焦点。 通过该替代方法合成的CdSe纳米晶体在其PLQY,PL光谱的FWHM和发射的稳定性方面代表橙色 - 红色窗口中的一系列优异的发射体。