Electroluminescent device
    1.
    发明授权
    Electroluminescent device 失效
    电致发光器件

    公开(公告)号:US5227252A

    公开(公告)日:1993-07-13

    申请号:US643985

    申请日:1991-01-22

    摘要: Electroluminescent device with improved luminous efficiency, where a fluorescent emitting layer and a positive-hole transporting layer are layered on each other and arranged between a cathode and an anode, the two layers comprising organic compounds and the fluorescent emitting layer being composed of quinoline derivative as a host material, characterized by containing in the fluorescent emitting layer, as a guest material, a quinacridone compound of the following formula (A); ##STR1## wherein R.sub.1 and R.sub.2 are independently hydrogen, methyl group or chlorine or the dehydro form of the quinacridone compound.

    摘要翻译: 荧光发射层和正空穴传输层彼此层叠并且布置在阴极和阳极之间的具有改善的发光效率的电致发光器件,两层包括有机化合物,并且荧光发射层由喹啉衍生物 其特征在于,在所述荧光发光层中含有下述式(A)的喹吖啶酮化合物作为客体材料。 (A)其中R 1和R 2独立地是氢,甲基或氯或脱氢形式的喹吖啶酮化合物。

    Water soluble disazo compound, copper salt thereof, and sheet or film
colored therewith
    3.
    发明授权
    Water soluble disazo compound, copper salt thereof, and sheet or film colored therewith 失效
    水溶性双偶氮化合物,其铜盐,和其上着色的片或膜

    公开(公告)号:US4514559A

    公开(公告)日:1985-04-30

    申请号:US604475

    申请日:1984-04-27

    IPC分类号: C09B45/28 C09B56/04 C09B45/24

    CPC分类号: C09B45/28 C09B56/04

    摘要: A water soluble disazo compound represented by the general formula: ##STR1## wherein X represents a hydrogen atom or a methyl, methoxy or ethoxy group, Y represents a methoxy or ethoxy group, R.sub.1 represents a hydrogen atom or a methyl group, R.sub.2 represents a hydrogen atom or a methyl, --C.sub.2 H.sub.4 OH, ##STR2## group, and the ##STR3## group is bonded at the 6- or 7-position, a copper complex salt thereof, and a sheet or film colored therewith.

    摘要翻译: 一种由以下通式表示的水溶性双偶氮化合物:其中X表示氢原子或甲基,甲氧基或乙氧基,Y表示甲氧基或乙氧基,R1表示氢原子或 甲基,R 2表示氢原子或甲基,-C 2 H 4 OH,IMAGE>基团,并且在6位或7位上的< IMAGE>基团,其铜配合物盐和与其着色的片或膜 。