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    • 1. 发明授权
    • Polymeric fluorescent substance and organic electroluminescence device
    • 聚合物荧光物质和有机电致发光器件
    • US5759709A
    • 1998-06-02
    • US397489
    • 1995-03-02
    • Shuji DoiTakanobu NoguchiToshihiro OhnishiMasamitsu Ishitobi
    • Shuji DoiTakanobu NoguchiToshihiro OhnishiMasamitsu Ishitobi
    • C08G61/00C09K11/06H01L51/30H01L51/50H05B33/14
    • H05B33/14C08G61/00C09K11/06H01L51/0035H01L51/0038H01L51/0043H01L51/5012Y10S428/917Y10T428/31504Y10T428/31678
    • An organic electroluminescence device having at least a light emitting layer between the electrodes consisting of one pair of an anode and a cathode, at least one of which electrodes is transparent or semi-transparent, wherein said light emitting layer comprises a polymeric fluorescent substance which emits a fluorescence in a solid state, is soluble in solvents and comprises at least one kind of repeating unit represented by the following formula (1) and at least one kind of repeating unit represented by the following formula (2) with the number of the formula (1) repeating units being 2-50% of the total number of all the repeating units: --Ar.sub.1 -- (1) --Ar.sub.2 -- (2) wherein Ar.sub.1 and Ar.sub.2 are each a bifunctional group forming a carbon--carbon bond with each of two adjacent groups, in the chemical structure of Ar.sub.1, the number of the consecutive atoms present in the shortest path between the two carbon atoms bonding to said two adjacent groups is 1, 3 or 5, and in the chemical structure of Ar.sub.2, the total number of the carbon and nitrogen atoms present in the shortest path between the two carbon atoms bonding to said two adjacent groups is an even number, and a novel polymeric fluorescent substance used in the above device.
    • 一种有机电致发光器件,其至少在由一对阳极和阴极组成的电极之间具有至少一个发光层,其中至少一个电极是透明或半透明的,其中所述发光层包括发射的聚合物荧光物质 固体荧光可溶于溶剂,并且包含由下式(1)表示的至少一种重复单元和由下式(2)表示的至少一种重复单元,式 (1)重复单元占全部重复单元总数的2-50%:-Ar1-(1)-Ar2-(2)其中Ar1和Ar2分别是形成碳 - 碳键的双官能团, 两个相邻基团,在Ar1的化学结构中,键合到所述两个相邻基团的两个碳原子之间的最短路径中存在的连续原子的数目是1,3或5,并且在Ar2的化学结构中 存在于键合到所述两个相邻基团的两个碳原子之间的最短路径中的碳原子数和氮原子数为偶数,并且在上述装置中使用新颖的聚合物荧光物质。
    • 2. 发明授权
    • Polymeric fluorescent substance and organic electroluminescence device
    • 聚合物荧光物质和有机电致发光器件
    • US5980781A
    • 1999-11-09
    • US36023
    • 1998-03-06
    • Shuji DoiTakanobu NoguchiToshihiro OhnishiMasamitsu Ishitobi
    • Shuji DoiTakanobu NoguchiToshihiro OhnishiMasamitsu Ishitobi
    • C08G61/00C09K11/06H01L51/30H01L51/50H05B33/14
    • H05B33/14C08G61/00C09K11/06H01L51/0035H01L51/0038H01L51/0043H01L51/5012Y10S428/917Y10T428/31504Y10T428/31678
    • Disclosed are an organic electroluminescence device having at least a light emitting layer between the electrodes consisting of one pair of an anode and a cathode, at least one of which electrodes is transparent or semi-transparent, wherein said light emitting layer comprises a polymeric fluorescent substance which emits a fluorescence in a solid state, is soluble in solvents and comprises at least one kind of repeating unit represented by the following formula (1) and at last one kind of repeating unit represented by the following formula (2) with the number of the formula (1) repeating units being 2-50% of the total number of all the repeating units:--Ar.sub.1 -- (1)--Ar.sub.2 -- (2)wherein Ar.sub.1 and Ar.sub.2 are each a bifunctional group forming a carbon--carbon bond with each of two adjacent groups, in the chemical structure of Ar.sub.1, the number of the consecutive atoms present in the shortest path between the two carbon atoms bonding to said two adjacent groups is 1, 3 or 5, and in the chemical structure of Ar.sub.2, the total number of the carbon and nitrogen atoms present in the shortest path between the two carbon atoms bonding to said two adjacent groups is an even number, and a novel polymeric fluorescent substance used in the above device.
    • 公开了一种有机电致发光器件,其具有在由一对阳极和阴极组成的电极之间的至少一个发光层,其中至少一个电极是透明或半透明的,其中所述发光层包含聚合物荧光物质 其发出固体荧光,可溶于溶剂中,并且包含由下式(1)表示的至少一种重复单元和最后一种由下式(2)表示的重复单元,其数目为 式(1)重复单元是全部重复单元总数的2-50%:-Ar1-(1)-Ar2-(2)其中Ar1和Ar2分别是形成碳 - 碳键的双官能团, 两个相邻基团中的每一个在Ar1的化学结构中,键合到所述两个相邻基团的两个碳原子之间的最短路径中存在的连续原子的数目是1,3或5,并且在化学结构 Ar2中,键合到所述两个相邻基团的两个碳原子之间的最短路径中存在的碳和氮原子的总数为偶数,并且在上述装置中使用的新颖的聚合物荧光物质。
    • 5. 发明授权
    • Dibenzothiophene oxide compound, and process for producing the same
    • 二苯并噻吩氧化物,及其制造方法
    • US07135579B2
    • 2006-11-14
    • US10873211
    • 2004-06-23
    • Chizu SekineMasamitsu IshitobiKoichi FujisawaKazunori IwakuraMasayoshi Minai
    • Chizu SekineMasamitsu IshitobiKoichi FujisawaKazunori IwakuraMasayoshi Minai
    • C07D333/76
    • C09K19/3059C07D333/76C09K19/18C09K19/3491C09K19/42C09K2019/0448C09K2019/0496C09K2019/188Y10T428/10
    • There are disclosed novel compounds, liquid crystal compositions, polymers, optically anisotropic producgs, and optical or liquid crystal elements that have large refractive index anisotropy, mix easily with other liquid crystals, have advantageous stability against light, and exhibit absorption at practically short wavelength in the ultraviolet region. The compounds are represented by the formula (1) and have a phenylacetylene structure, wherein difference ΔE in energy of HOMO of parts (1-1), (1-2) and (1-3) calculated by the method of molecular orbitals is not less than 0.3 electronvolt, and the polarizability anisotropy Δα of a molecule represented by the formula (1) calculated in the same way is not lower than 500 A.U.: P1—H  (1-2) P2—H  (1-3) (A1 to A4: H, F, alkyl or alkoxy group of C1 to C10 optionally substituted with F; P1, P2: structure fulfilling the conditions of HOMO energy and polarizability).
    • 公开了具有大的折射率各向异性,容易与其他液晶混合的新型化合物,液晶组合物,聚合物,光学各向异性产物和光学或液晶元件,对光具有有利的稳定性,并且在实际短波长下表现出吸收 紫外线区域。 化合物由式(1)表示并具有苯乙炔结构,其中通过分子轨道方法计算的部分(1-1),(1-2)和(1-3)的HOMO的能量差ΔE为 不小于0.3电子伏特,并且以相同方式计算的由式(1)表示的分子的极化率各向异性Δalpha不低于500AU:<?in-line-formula description =“In-line Formulas”end = “lead”?> P <1> H(1-2)<?in-line-formula description =“In-line Formulas”end =“tail”?> <?in-line-formula 描述=“在线公式”end =“lead”?> P <2> -H(1-3)<?in-line-formula description =“In-line Formulas”end =“tail (A 1至A 4):任选被F取代的C至C 10的H,F,烷基或烷氧基; P 1, ,满足HOMO能量和极化率条件的结构)。