摘要:
A monoamine compound characterized by being represented by the following general formula (1). [In general formula (1), R1 to R3 each independently represent a phenyl group which may have a substituent in at least one of o- and m-positions, in which the substituent may be bonded to each other to form a cyclic structure. R1 to R3 are a group different from each other.]
摘要:
A monoamine compound characterized by being represented by the following general formula (1). [In general formula (1), R1 to R3 each independently represent a phenyl group which may have a substituent in at least one of o- and m-positions, in which the substituent may be bonded to each other to form a cyclic structure. R1 to R3 are a group different from each other.]
摘要:
An excellent composition for a charge-transport film, which can be used to produce an organic electroluminescence device having excellent heat-resistant property, high hole injection/transport capacity and capable of functioning at a low voltage, is proposed.It comprises at least an ionic compound expressed by the following general formula (1) or the like and a charge-transporting compound, (R11-A1+-R12)n1Z1n1− (1) wherein in general formula (1): R11 represents an organic group bound to A1 via a carbon atom; R12 represents an arbitrary group; R11 and R12 may combine together to form a ring; A1 represents an element belonging to the third and subsequent periods and group 17 of the long form periodic table; Z1n1− represents a counter anion; and n1 represents an ionic valency of the counter anion.
摘要:
A composition for an organic electroluminescent device is a composition for forming an organic light emitting layer of an organic electroluminescent device by wet coating process. The composition contains a phosphorescent material, a charge transport material, and a solvent, in which the phosphorescent material and the charge transport material are each an unpolymerized organic compound, and the first oxidation potential of the phosphorescent material ED+, the first reduction potential of the phosphorescent material ED−, the first oxidation potential of the charge transporting material ET+, and the first reduction potential of the charge transporting material ET− satisfy the following condition: ET−+0.1≦ED−
摘要:
A polymer, a luminescent material, and the likes are provided, wherein a film can be formed by a wet film-forming method, the film formed has a high stability, and is capable of being laminated with other layers by a wet film-forming method or another method, which are less decrease in charge transportation efficiency or luminescent efficiency, and attain an excellent driving stability. The polymer has a thermally dissociable and soluble group.
摘要:
An object of the invention is to provide a polymer compound having a high hole transport capacity, excellent in electrochemical stability, and suitable to film formation according to a wet film formation method. Another object of the invention is to provide an organic electroluminescence element having a high current efficiency, a low drive voltage, and a long derive lifetime. The polymer compound has a crosslinking group bonding to the arylamine moiety in the repeating unit via at least one single bond therebetween.
摘要:
A composition for use in an organic device, useful in producing an organic device, such as an organic electroluminescent element, having high operation stability, is a composition for use in an organic device that contains at least two cross-linking compounds, at least two of the cross-linking compounds having different numbers of cross-linking groups. A polymer film produced by forming a film of the composition for use in an organic device and then polymerizing the cross-linking compounds. An organic electroluminescent element that includes an anode and a cathode on a substrate and at least one organic layer disposed between the anode and the cathode, wherein at least one of the at least one organic layer is a layer that is produced by forming a film of the composition for use in an organic device and then polymerizing the cross-linking compounds.
摘要:
An organic compound having excellent heat resistance, an excellent amorphous nature, an excellent ability to transport charges, highly excited singlet and triplet states, and excellent solubility in an organic solvent is an organic compound represented by Formula (I): wherein Ar1 represents an optionally-substituted aromatic hydrocarbon group, an optionally-substituted aromatic heterocyclic group, or an optionally-substituted alkyl group; Ar2 represents an optionally-substituted aromatic hydrocarbon group or an optionally-substituted aromatic heterocyclic group; R1 and R2 each represent a hydrogen atom or a substituent, and R1 and R2 may be bonded to each other to form a ring; and Q is represented by Formula (I-1) or (I-2): wherein Ar3 to Ar5 each represent an optionally-substituted aromatic hydrocarbon group or an optionally-substituted aromatic heterocyclic group, and Ar3 and Ar4 may be bonded to each other to form a ring.