摘要:
The present invention relates to a blue fluorescence compound which enables to achieve high brightness, a long lifetime and high efficiency; and an organic electroluminescence device thereof.
摘要:
Disclosed herein are red phosphorescent compounds of the following formula: wherein includes a phenyl part and a quinoline part, each ring of the phenyl part having at least one substituent selected from hydrogen, C1-C4 alkyl groups and C1-C4 alkoxy groups and is selected from 2,4-pentanedione, 2,2,6,6,-tetramethylheptane-3,5-dione, 1,3 -propanedione, 1,3-butanedione, 3,5-heptanedione, 1,1,1-trifluoro-2,4-pentanedione, 1,1,1,5,5,5 -hexafluoro-2,4-pentanedione and 2,2-dimethyl-3,5-hexanedione.
摘要:
A red phosphorescent composition includes a host material being capable of transporting an electron or a hole; and a dopant material represented by the following Formula 1: wherein each of R1 to R4 is selected from the group consisting of hydrogen atom (H), C1 to C6 alkyl and C1 to C6 alkoxy, and at least one of R1 to R4 is C1 to C6 alkyl, and wherein each of R5 to R7 is selected from the group consisting of hydrogen, C1 to C6 alkyl and halogen atom, and at least one of R5 to R7 is halogen atom, and wherein each of X and Y is selected from the group consisting of H, non-substituted C1 to C6 alkyl and C1 to C6 alkyl substituted by fluorine.
摘要:
Red phosphorescence compounds and organic electro-luminescence device using the same are disclosed. In an organic electroluminescence device including an anode, a hole injecting layer, a hole transport layer, a light emitting layer, an electron transport layer, an electron injecting layer, and a cathode serially deposited on one another, the organic electroluminescence device may use a compound as a dopant of the light emitting layer.
摘要:
An organic electroluminescence device is disclosed, to realize improvement of luminance and decrease on driving voltage, which includes an anode, a hole injecting layer, a hole transport layer, an emitting layer, and a cathode, wherein, the hole injecting layer and the hole transport layer are formed of the material expressed by the following chemical formula 1:
摘要:
Disclosed are an organic electroluminescent device and a method for fabricating the same. The device includes a substrate, a first electrode formed on the substrate, an emission layer formed over the first electrode, and having a first emission area, a second emission area, and a third emission area, a hole blocking layer formed on the emission layer, the hole blocking layer being formed of the same substance as that of the third emission area, and a second electrode formed over the hole blocking layer.
摘要:
An organic EL device is disclosed, which has an organic multilayer between a first electrode and a second electrode, the organic multilayer comprising a hole injection layer formed on the first electrode, and formed of a mixture of at least one selected from organic materials and at least one selected from inorganic materials; a hole transport layer having at least one layer on the hole injection layer; and an emitting layer formed on the hole transport layer.
摘要:
Red phosphorescene compounds and organic electro-luminescence device using the same are disclosed. In an organic electroluminescence device including an anode, a hole injecting layer, a hole transport layer, a light emitting layer, an electron transport layer, an electron injecting layer, and a cathode serially deposited on one another, the organic electroluminescence device may use a compound as a dopant of the light emitting layer.
摘要:
An organic EL device is disclosed, which has an organic multilayer between a first electrode and a second electrode, the organic multilayer comprising a hole injection layer formed on the first electrode, and formed of a mixture of at least one selected from organic materials and at least one selected from inorganic materials; a hole transport layer having at least one layer on the hole injection layer; and an emitting layer formed on the hole transport layer.
摘要:
Disclosed herein is a red phosphorescent compound represented by Formula 1 below: wherein is R1 is selected from the group consisting of C1-C4 alkyl and C1-C4 alkoxy; R2, R3, R4 and R5 are independently selected from the group consisting of hydrogen, C1-C4 alkyl and C1-C4 alkoxy; and is selected from the group consisting of 2,4-pentanedione, 2,2,6,6,-tetramethylheptane-3,5-dione, 1,3-propanedione, 1,3-butanedione, 3,5-heptanedione, 1,1,1-trifluoro-2,4-pentanedione, 1,1,1,5,5,5-hexafluoro-2,4-pentanedione and 2,2-dimethyl-3,5-hexanedione.Further disclosed herein is an organic electroluminescent (EL) device using the red phosphorescent compound.