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    • 3. 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。
    • 9. 发明申请
    • Novel blue emitters for use in organic electroluminescence devices
    • 用于有机电致发光器件的新型蓝色发射体
    • US20050175857A1
    • 2005-08-11
    • US10774577
    • 2004-02-09
    • Jennifer CogganNan-Xing HuHany Aziz
    • Jennifer CogganNan-Xing HuHany Aziz
    • H01L51/50C07C15/24C07C25/22C07C43/20C07F7/08C09K11/06H05B33/14
    • C09K11/06C09K2211/1007C09K2211/1011C09K2211/1014C09K2211/1044C09K2211/1074C09K2211/1092H01L51/0058H01L51/0067H01L51/0081
    • An electroluminescent (EL) is provided comprising an anode, an organic electroluminescent element, and a cathode wherein the electroluminescent element contains, for example, a fluorescent 1,1′-binaphthyl derivative component of Formula (I) wherein R1, R2, R3 and R4 are individual substituents or a group of substituents, each of which may be selected from the group consisting of hydrogen, or alkyl of from 1 to about 25 carbon atoms; an alicyclic alkyl of from 3 to 15 carbon atoms; an aryl or substituted aryl with about 6 to about 30 carbon atoms; carbon atoms from 4 to 24 necessary to complete a fused aromatic ring of naphthalene, anthracene, perylene and the like; an alicyclic alkyl group with from about 3 to about 15 carbon atoms; a silicon atom which can be substituted with a trimethyl, diphenylmethyl, triphenyl group and the like; heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms, carbon atoms necessary to complete a fused heteroaromatic ring of furyl, thienyl, pyridyl, quinolinyl and other heterocyclic systems; an alkoxy, amino, alkyl amino or aryl amino of from 1 to about 25 carbon atoms; a halogen, a cyano group, and the like.
    • 提供了一种电致发光(EL),其包括阳极,有机电致发光元件和阴极,其中电致发光元件包含例如式(I)的荧光1,1'-联萘衍生物组分,其中R 1, R 2,R 3,R 3和R 4是各自的取代基或一组取代基,其各自可以选自 由氢或1至约25个碳原子的烷基组成的基团; 3至15个碳原子的脂环族烷基; 具有约6至约30个碳原子的芳基或取代的芳基; 完成萘,蒽,苝等稠合芳环所需的4〜24个碳原子; 具有约3至约15个碳原子的脂环族烷基; 可被三甲基,二苯甲基,三苯基等取代的硅原子; 具有5至24个碳原子的杂芳基或取代的杂芳基,完成呋喃基,噻吩基,吡啶基,喹啉基和其它杂环体系的稠合杂芳环所必需的碳原子; 具有1至约25个碳原子的烷氧基,氨基,烷基氨基或芳基氨基; 卤素,氰基等。