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    • 62. 发明申请
    • Host material for organic electroluminescence devices
    • 有机电致发光器件的主体材料
    • US20070141391A1
    • 2007-06-21
    • US11312602
    • 2005-12-21
    • Jennifer CogganHany Aziz
    • Jennifer CogganHany Aziz
    • H01L51/54
    • H01L51/0067H01L51/0072H01L51/5012Y10S428/917
    • A novel class of host materials for organic electroluminescent applications. The materials comprise a general Formula I: wherein R2 may be a substituent selected from the group consisting of hydrogen, alkyl, substituted or unsubstituted aryl, heteroaryl, and alicyclic alkyl; wherein at least one of the R1 substituents is different from R2 and chosen from Group A where Group A consists of substituted or unsubstituted aryl, heteroaryl, phenyl, tolyl, naphthyl, anthryl, penylanthryl, dipheylanthryl, biphenylyl, phenylvinyl, and diphenylvinyl; and wherein if only one of the R1 substituents is a substitutent chosen from Group A, then the other R1 substituent is selected from the group consisting of hydrogen, an alkyl group with, for example, from 1 to about 25 carbon atoms, an alicyclic alkyl group with, for example, from about 3 to about 15 carbon atoms, an alkoxy group with from 1 to about 25 carbon atoms, a dialkylamino group with from about 2 to about 25 carbon atoms, methyl, butyl, cyclohexyl, methoxy, ethoxy, butyloxy, dimethylamino, diethylamino, a cyano group and halogens. This novel class of host materials are carbazole derivatives with an unique structure, which are particularly useful for the design of blue emitting organic EL devices.
    • 一类新型有机电致发光材料的主体材料。 所述材料包括通式I:其中R 2可以是选自氢,烷基,取代或未取代的芳基,杂芳基和脂环族烷基的取代基; 其中至少一个R 1取代基不同于R 2,并且选自A组,其中A组由取代或未取代的芳基,杂芳基,苯基,甲苯基,萘基 ,蒽醌,青霉素,二酰基蒽醌,联苯基,苯基乙烯基和二苯基乙烯基; 并且其中如果仅一个R 1取代基是选自A组的取代基,则另一个R 1取代基选自氢,烷基 具有例如1至约25个碳原子的烷基,具有例如约3至约15个碳原子的脂环族烷基,具有1至约25个碳原子的烷氧基,具有约2个碳原子的二烷基氨基 至约25个碳原子,甲基,丁基,环己基,甲氧基,乙氧基,丁氧基,二甲基氨基,二乙基氨基,氰基和卤素。 这种新型的主体材料是具有独特结构的咔唑衍生物,其对蓝色发光有机EL器件的设计特别有用。
    • 65. 发明授权
    • Host material for organic electroluminescence devices
    • 有机电致发光器件的主体材料
    • US07858207B2
    • 2010-12-28
    • US11312602
    • 2005-12-21
    • Jennifer A. CogganHany Aziz
    • Jennifer A. CogganHany Aziz
    • H01L51/54
    • H01L51/0067H01L51/0072H01L51/5012Y10S428/917
    • A novel class of host materials for organic electroluminescent applications. The materials comprise a general Formula I: wherein R2 may be a substituent selected from the group consisting of hydrogen, alkyl, substituted or unsubstituted aryl, heteroaryl, and alicyclic alkyl; wherein at least one of the R1 substituents is different from R2 and chosen from Group A where Group A consists of substituted or unsubstituted aryl, heteroaryl, phenyl, tolyl, naphthyl, anthryl, penylanthryl, dipheylanthryl, biphenylyl, phenylvinyl, and diphenylvinyl; and wherein if only one of the R1 substituents is a substitutent chosen from Group A, then the other R1 substituent is selected from the group consisting of hydrogen, an alkyl group with, for example, from 1 to about 25 carbon atoms, an alicyclic alkyl group with, for example, from about 3 to about 15 carbon atoms, an alkoxy group with from 1 to about 25 carbon atoms, a dialkylamino group with from about 2 to about 25 carbon atoms, methyl, butyl, cyclohexyl, methoxy, ethoxy, butyloxy, dimethylamino, diethylamino, a cyano group and halogens. This novel class of host materials are carbazole derivatives with an unique structure, which are particularly useful for the design of blue emitting organic EL devices.
    • 一类新型有机电致发光材料的主体材料。 所述材料包括通式I:其中R 2可以是选自氢,烷基,取代或未取代的芳基,杂芳基和脂环族烷基的取代基; 其中R 1取代基中的至少一个不同于R 2,并且选自A组,其中A组由取代或未取代的芳基,杂芳基,苯基,甲苯基,萘基,蒽基,辛基,二酰基蒽基,联苯基,苯基乙烯基和二苯基乙烯基组成。 并且其中如果仅一个R 1取代基是选自A组的取代基,则另一个R 1取代基选自氢,具有例如1至约25个碳原子的烷基,脂环族烷基 基团,例如约3至约15个碳原子,具有1至约25个碳原子的烷氧基,具有约2至约25个碳原子的二烷基氨基,甲基,丁基,环己基,甲氧基,乙氧基, 丁氧基,二甲基氨基,二乙基氨基,氰基和卤素。 这种新型的主体材料是具有独特结构的咔唑衍生物,其对蓝色发光有机EL器件的设计特别有用。