[EN] NOVEL ORGANIC ELECTROLUMINESCENT COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME [FR] NOUVEAUX COMPOSÉS ÉLECTROLUMINESCENTS ORGANIQUES ET DISPOSITIF ÉLECTROLUMINESCENT ORGANIQUE LES UTILISANT
Organic electroluminescent device employing organic light emitting compound as light emitting material
申请人:Rohm And Haas Electronic Materials Korea Ltd.
公开号:EP2857395A1
公开(公告)日:2015-04-08
Provided is an organic electroluminescent device that exhibits an efficient host-dopant energy transfer mechanism, and thus, expresses a certain high-efficiency electroluminescent performance, based on improved electron density distribution. The organic electroluminescent device also overcomes low initial efficiency and short operation life property, and secures high-performance electroluminescent performance with high efficiency and long life property for each color.
Metal complex organic electroluminescent material and organic electroluminescent device
申请人:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
公开号:US11424418B2
公开(公告)日:2022-08-23
The present invention relates to an organic electroluminescent material, an organic electroluminescent device, and a method for preparing the organic electroluminescent device. Due to comprising an organic compound A with 3.0 eV>ET≥2.0 eV and a compound B of M(LA)x(LB)y(LC)z, the organic electroluminescent material of the present invention has the advantages of an increased luminescence lifetime and/or a reduced operating voltage on the basis of maintaining other electronic properties at a certain level.
本发明涉及一种有机电致发光材料、一种有机电致发光器件和一种制备有机电致发光器件的方法。由于包含 3.0 eV>ET≥2.0 eV 的有机化合物 A 和 M(LA)x(LB)y(LC)z 的化合物 B,本发明的有机电致发光材料具有在保持其他电子特性在一定水平的基础上提高发光寿命和/或降低工作电压的优点。
ELECTROLUMINESCENT DEVICE USING ELECTROLUMINESCENT COMPOUND AS LUMINESCENT MATERIAL
申请人:Kim Chi-Sik
公开号:US20140054564A1
公开(公告)日:2014-02-27
Provided is an organic electroluminescent device that exhibits an efficient host-dopant energy transfer mechanism, and thus, expresses a certain high-efficiency electroluminescent performance, based on improved electron density distribution. The organic electroluminescent device also overcomes low initial efficiency and short operation life property, and secures high-performance electroluminescent performance with high efficiency and long life property for each color.
ORGANIC ELECTROLUMINESCENT MATERIAL AND ORGANIC ELECTROLUMINESCENT DEVICE
申请人:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
公开号:US20200381633A1
公开(公告)日:2020-12-03
The present invention relates to an organic electroluminescent material, an organic electroluminescent device, and a method for preparing the organic electroluminescent device. Due to comprising an organic compound A with 3.0 eV>ET≥2.0 eV and a compound B of M(LA)x(LB)y(LC)z, the organic electroluminescent material of the present invention has the advantages of an increased luminescence lifetime and/or a reduced operating voltage on the basis of maintaining other electronic properties at a certain level.
[EN] NOVEL ORGANIC ELECTROLUMINESCENT COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME<br/>[FR] NOUVEAUX COMPOSÉS ÉLECTROLUMINESCENTS ORGANIQUES ET DISPOSITIF ÉLECTROLUMINESCENT ORGANIQUE LES UTILISANT
申请人:ROHM & HAAS ELECT MAT
公开号:WO2011093609A1
公开(公告)日:2011-08-04
Provided are organic electroluminescent compounds of a fused pentacyclic structure of general formula I, and an organic electroluminescent device using said compounds. Since the organic electroluminescent compounds exhibit good luminous efficiency and lifespan, they may be used to manufacture OLED devices which have a superior operational lifetime and also have low power consumption due to the improved power efficiency of the compounds.