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    • 2. 发明授权
    • Light-emitting material
    • 发光材料
    • US08980440B2
    • 2015-03-17
    • US12295933
    • 2007-04-03
    • Mohammad Khaja NazeeruddinCedric KleinMichael Graetzel
    • Mohammad Khaja NazeeruddinCedric KleinMichael Graetzel
    • H01L51/50C07F15/00
    • C07F15/0046Y10S428/917Y10T428/265Y10T428/31504
    • This invention pertains to light emitting materials comprising novel ortho-metalated transition metal complexes [C^N]2M(T)(L), comprising chelate dialkylamino-substituted C^N ligands, monodentate neutral ligand (L) having sp2 hybridized N atom and a monodentate anionic ligand (T) chosen among CN−, CNO−, CNS−. It has been surprisingly found that when the metal has bound thereto in addition to substituted orthometalated ligands, both an anion chosen among cyanide, thiocyanate, cyanate, possessing strong C donor and π acceptor properties, and a monodentate neutral ligand L, as above defined, said ligands advantageously participate in the emission process, significantly shifting emission towards higher energies (blue-shift) and enabling appreciable improvement of the emission efficiency of complexes [C^N]2M(T)(L).Still objects of the invention are the use of said light emitting materials and organic light emitting device comprising said light emitting material.
    • 本发明涉及包含新型邻位金属过渡金属络合物[C 1 N] 2M(T)(L))的发光材料,其包含螯合二烷基氨基取代的C 1 N配体,具有sp2杂化的N原子的单齿中性配体(L)和 选自CN-,CNO-,CNS-的单齿阴离子配位体(T)。 已经令人惊奇地发现,当金属除了取代的正极金属化配体之外还结合有金属时,选自氰化物,硫氰酸盐,氰酸盐,具有强C供体和阴离子的阴离子; 受体特性和如上所定义的单齿中性配体L,所述配体有利地参与发射过程,将发射显着地偏移到更高的能量(蓝移)并且使复合物的发射效率明显提高[C ^ N] 2M (T)(L)。 本发明的另一个目的是使用所述发光材料和包括所述发光材料的有机发光器件。
    • 4. 发明申请
    • LIGHT-EMITTING MATERIAL
    • 发光材料
    • US20090115327A1
    • 2009-05-07
    • US12295933
    • 2007-04-03
    • Mohammad Khaja NazeeruddinCedric KleinMichael Graetzel
    • Mohammad Khaja NazeeruddinCedric KleinMichael Graetzel
    • H01L51/50C07F15/00
    • C07F15/0046Y10S428/917Y10T428/265Y10T428/31504
    • This invention pertains to light emitting materials comprising novel ortho-metalated transition metal complexes [ĈN]2M(T)(L), comprising chelate dialkylamino-substituted ĈN ligands, monodentate neutral ligand (L) having sp2 hybridized N atom and a monodentate anionic ligand (T) chosen among CN−, CNO−, CNS−. It has been surprisingly found that when the metal has bound thereto in addition to substituted orthometalated ligands, both an anion chosen among cyanide, thiocyanate, cyanate, possessing strong C donor and π acceptor properties, and a monodentate neutral ligand L, as above defined, said ligands advantageously participate in the emission process, significantly shifting emission towards higher energies (blue-shift) and enabling appreciable improvement of the emission efficiency of complexes [ĈN]2M(T)(L).Still objects of the invention are the use of said light emitting materials and organic light emitting device comprising said light emitting material.
    • 本发明涉及包含新型邻位金属化过渡金属络合物[ĈN] 2M(T)(L))的发光材料,其包含螯合二烷基氨基取代的ĈN配体,具有sp2杂化的N原子的单齿中性配体(L)和单齿阴离子配体 (T)选自CN-,CNO-,CNS-。 已经令人惊奇地发现,除了取代的正交金属化配体之外,当金属与其结合时,选自具有强C供体和π受体性质的氰化物,硫氰酸盐,氰酸盐中的阴离子和如上所定义的单齿中性配体L, 所述配体有利地参与发射过程,将发射显着地转移到更高的能量(蓝移),并且使复合物[ĈN] 2M(T)(L)的发射效率明显改善。 本发明的另一个目的是使用所述发光材料和包括所述发光材料的有机发光器件。
    • 9. 发明申请
    • Concentrated Storage-Stable Aqueous Optical Brightening Solutions
    • 浓缩储存稳定的水性荧光增白溶液
    • US20120238171A1
    • 2012-09-20
    • US13513369
    • 2010-12-01
    • Cedric KleinFrederic ReveaudDavid PuddiphattAndrew Clive Jackson
    • Cedric KleinFrederic ReveaudDavid PuddiphattAndrew Clive Jackson
    • C09K11/06D04H13/00D21H17/09
    • C07D251/54D21H21/30Y10T428/249921Y10T442/2582Y10T442/60
    • Concentrated storage stable aqueous solutions (S) comprising components (a), (b) and (c), wherein component (a) is at least one optical brightening agent of formula (1), in which the anionic charge on the brightener is balanced by a cationic charge composed of one or more cations selected from the group consisting of hydrogen, alkali metal cation, alkaline earth metal cation, ammonium, ammonium which is mono-, di- or trisubstituted by a C1-4 linear or branched alkyl radical and ammonium which is mono-, di- or trisubstituted by a C1-4 linear or branched hydroxyalkyl radical, and the concentration of component (a) is 0.08 to 0.3 mol per kg, based on the total weight of the concentrated storage-stable aqueous solutions (S), component (b) is at least one inorganic salt (SA), in a concentration of 2 to 15% by weight, based on the total weight of the concentrated storage-stable aqueous solutions (S), and component (c) is water, in a concentration of 10% to 88% by weight, based on the total weight of the concentrated storage-stable aqueous solutions (S).
    • 包含组分(a),(b)和(c)的浓缩储存稳定的水溶液(S),其中组分(a)是至少一种式(1)的荧光增白剂,其中增白剂上的阴离子电荷是平衡的 通过由一个或多个选自氢,碱金属阳离子,碱土金属阳离子,铵,铵,被C 1-4直链或支链烷基单,二或三取代的阳离子组成的阳离子电荷,以及 铵,其是由C 1-4直链或支链羟烷基单取代,二取代或三取代的,并且组分(a)的浓度基于浓缩储存稳定水溶液的总重量为0.08至0.3mol / kg (S)中,成分(b)为至少一种无机盐(SA),浓度为2〜15重量%,基于浓缩储存稳定水溶液(S)的总重量,成分(c )为基于总W的浓度为10%至88%重量的水 八个浓缩储存稳定的水溶液(S)。