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    • 9. 发明授权
    • Polymer light emitting device
    • 聚合物发光装置
    • US06403236B1
    • 2002-06-11
    • US09145338
    • 1998-09-01
    • Toshihiro OhnishiTakanobu NoguchiShuji Doi
    • Toshihiro OhnishiTakanobu NoguchiShuji Doi
    • H05B3300
    • H01L51/5012H01L51/0035H01L51/0038Y10S428/917Y10T428/24942
    • A polymer light emitting device at least having a light emitting layer containing a polymeric fluorescent substance and a charge transporting layer, wherein said polymeric fluorescent substance contains one or more kind of repeating units represented by the following formula (1), —Ar1—CR1═CR2—  (1) and said charge transporting layer contains an organic compound satisfying the following conditions 1 and 2 in an amount of from 1 to 70% by weight EOX2−0.15≦EOX1≦EOX2+0.10  (condition 1) &lgr;edge2−30≦&lgr;edge1≦&lgr;edge2+20  (condition 2) (wherein EOX1 and &lgr;edge1 respectively represent an electrochemically determined oxidation potential and an absorption edge wavelength of an absorption spectrum of said organic compound; EOX2 and &lgr;edge2 respectively represent an electrochemically determined oxidation potential and an absorption edge wavelength of an absorption spectrum of said polymeric fluorescent substance used in said light emitting layer; and the unit in the condition 1 is V and the unit in the condition 2 is nm). The polymer light emitting device has a long and excellent stability on driving.
    • 至少具有含有聚合物荧光物质和电荷输送层的发光层的聚合物发光元件,其中所述聚合物荧光物质含有一种以上由下式(1)表示的重复单元,所述电荷输送层 含有满足以下条件1和2的有机化合物的量为1至70重量%(其中EOX1和lambdedge1分别表示所述有机化合物的吸收光谱的电化学测定的氧化电位和吸收边缘波长; EOX2和 lambdedge2分别表示在所述发光层中使用的所述聚合物荧光物质的电化学测定的氧化电位和吸收光谱的吸收边缘波长;条件1中的单位为V,条件2中的单位为nm)。 聚合物发光装置在驱动时具有长且极好的稳定性。
    • 10. 发明授权
    • Polymer compound and polymer light-emitting device using the same
    • 高分子化合物和使用其的聚合物发光装置
    • US08012603B2
    • 2011-09-06
    • US10532937
    • 2003-10-03
    • Shuji DoiSatoshi KobayashiTakanobu Noguchi
    • Shuji DoiSatoshi KobayashiTakanobu Noguchi
    • H01L51/54C09K11/06C08G61/00
    • C08G61/122C08G61/02C09K11/06C09K2211/14C09K2211/1416C09K2211/1425C09K2211/1433Y10S428/917Y10T428/31504
    • High-molecular compounds comprising repeating units represented by the general formula (1) or (2) and having number-average molecular weights of 103 to 108 in terms of polystyrene: (1) [wherein Ar1 and Ar2 are each independently a trivalent aromatic hydrocarbon group or a trivalent heterocyclic group; and X1 and X2 are each independently O, S, C(═O), S(═O), SO2, C(R1)(R2), Si(R3)(R4), N(R5), B(R6), P(R7), or P(═O)(R8), with the provisos that X1 and X2 must not be the same and that X1 and Ar2 are bonded respectively to the adjacent carbon atoms constituting the aromatic ring of Ar1, and X2 and Ar1 are bonded respectively to the adjacent carbon atoms constituting the aromatic ring of Ar2] (2) [wherein Ar3 and Ar4 are each independently a trivalent aromatic hydrocarbon group or a trivalent heterocyclic group; and X3 and X4 are each independently N, B, P, C(R9), or Si(R10), with the provisos that X3 and X4 must not be the same and that X3 and Ar4 are bonded respectively to the adjacent carbon atoms constituting the aromatic ring of Ar3, and X4 and Ar3 are bonded respectively to the adjacent carbon atoms constituting the aromatic ring of Ar4].
    • 包含由通式(1)或(2)表示的数均分子量为103至108的聚苯乙烯换算的高分子化合物:(1)[其中Ar1和Ar2各自独立地为三价芳族烃 基或三价杂环基; 并且X 1和X 2各自独立地为O,S,C(= O),S(= O),SO 2,C(R 1)(R 2),Si(R 3)(R 4),N(R 5) ,P(R 7)或P(= O)(R 8),条件是X1和X2不能相同,并且X1和Ar2分别连接到构成Ar1芳环的相邻碳原子上,X2 和Ar 1分别与构成Ar 2芳环的相邻碳原子键合[(2)] [其中Ar 3和Ar 4各自独立地为三价芳族烃基或三价杂环基; 并且X 3和X 4各自独立地为N,B,P,C(R 9)或Si(R 10),条件是X 3和X 4不能相同,并且X 3和Ar 4分别与构成的相邻碳原子键合 Ar3芳环,X4和Ar3分别与构成Ar4芳环的相邻碳原子键合。