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    • 67. 发明授权
    • Styryl compound and organic electroluminescence device
    • 苯乙烯基化合物和有机电致发光器件
    • US07122256B2
    • 2006-10-17
    • US09943578
    • 2001-08-31
    • Masakazu FunahashiHiromasa AraiChishio Hosokawa
    • Masakazu FunahashiHiromasa AraiChishio Hosokawa
    • H05B33/12
    • C09K11/06C07C211/54C07C211/58C07C211/61C07C217/94C07C2603/26H01L51/005H01L51/0058H01L51/0059H01L51/006H01L51/0081H01L51/5012H01L51/5088H01L51/5092H01L2251/308Y10S428/917
    • Novel styryl compounds represented by the following general formulae (1) and (2): wherein R1 to R10 each independently represent hydrogen atom, an alkyl group, an alkoxyl group, an aryl group, an aryloxyl group, a condensed polycyclic group, a heterocyclic group, amino group, an alkylamino group, an arylamino group, cyano group, nitro group, hydroxyl group or a halogen atom, adjacent groups among groups represented by R1 to R10 may be bonded to each other and form a saturated or unsaturated carbon ring, and A, B, C, D, A′, B′, C′ and D′ each independently represent a substituted or unsubstituted alkyl group or aryl group having a specific structure; and an organic electroluminescence device comprising a film of organic compounds comprising at least a light emitting layer, wherein at least one of the layers of the film of organic compounds comprises the novel styryl compound. The organic electroluminescence device has excellent heat resistance, a high efficiently of light emission and a long life and emits blue light of a high purity. The novel styryl compounds provide the advantageous properties to the organic electroluminescence device.
    • 由以下通式(1)和(2)表示的新型苯乙烯基化合物:其中R 1至R 10各自独立地表示氢原子,烷基,烷氧基 芳基,芳氧基,稠合多环基,杂环基,氨基,烷基氨基,芳基氨基,氰基,硝基,羟基或卤素原子,由R'表示的基团中的相邻基团, 可以相互结合,形成饱和或不饱和的碳环,A,B,C,D,A',B',C'和 D'各自独立地表示具有特定结构的取代或未取代的烷基或芳基; 以及包含至少包含发光层的有机化合物膜的有机电致发光器件,其中所述有机化合物膜的至少一层包含所述新的苯乙烯基化合物。 有机电致发光元件具有优异的耐热性,高发光效率和长寿命,并发出高纯度的蓝光。 新颖的苯乙烯基化合物为有机电致发光器件提供了有利的特性。