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    • 7. 发明申请
    • GRAPHENE DERIVATIVES, TRANSPARENT CONDUCTIVE FILMS, ORGANIC
ELECTROLUMINESCENT DEVICES, METHODS OF PREPARING THE GRAPHENE DERIVATIVES AND METHODS OF PREPARING ANODE LAYERS OF THE DEVICES
    • 石墨衍生物,透明导电膜,有机电致发光器件,制备石墨衍生物的方法和制备装置的阳极层的方法
    • US20140145170A1
    • 2014-05-29
    • US14091587
    • 2013-11-27
    • BOE Technology Group Co., Ltd.
    • Na LiJoohyeon LeePilseok Kim
    • H01L51/00H01L51/56
    • H01L51/0045C01B32/182C01B32/194C01P2004/04H01L51/5203H05B33/28
    • The present invention belongs to the technical field of transparent conductive films and provides a graphene derivative, a transparent conductive film and an organic electroluminescent (EL) device. Methods are also provided for preparation of the graphene derivative and for preparation of an anode of the organic EL device. The graphene derivative exhibits a lower evaporation temperature and a higher work function. The graphene derivative is represented by formula (I): wherein A represents a graphene substrate, n represents the number of the group connected to adjacent two carbon atoms of a carbon ring of the graphene substrate; each X independently represents an electron-withdrawing group; and each R independently represents any one of —R1, —R2, —O—R1, —O—R2, —R1—C6H5, —R2—C6H5, and —R3, wherein each R1 is independently an n-alkyl group having no less than 5 carbon atoms, each R2 is independently a substituted n-alkyl group having no less than 5 carbon atoms in its main chain and having an alkyl substituent, the C6H5 represents a phenyl group which is connected to the end of R1 or R2, and R3 is an aryl group.
    • 本发明属于透明导电膜的技术领域,提供了石墨烯衍生物,透明导电膜和有机电致发光(EL)装置。 还提供了用于制备石墨烯衍生物和制备有机EL器件的阳极的方法。 石墨烯衍生物具有较低的蒸发温度和更高的功函数。 石墨烯衍生物由式(I)表示:其中A表示石墨烯底物,n表示与石墨烯基材的碳环的相邻两个碳原子连接的基团的数目; 每个X独立地表示吸电子基团; 并且每个R独立地表示-R1,-R2,-O-R1,-O-R2,-R1-C6H5,-R2-C6H5和-R3中的任何一个,其中每个R 1独立地为具有无 每个R 2独立地为在其主链中具有不少于5个碳原子并具有烷基取代基的取代的正烷基,C 6 H 5表示与R 1或R 2的末端连接的苯基, 并且R 3是芳基。