Abstract: An metal organic complex has the following general formula (I): Ar1, selected from at least one of aromatic hydrocarbyl, R1-substituted aromatic hydrocarbyl, heterocyclic aromatic hydrocarbyl and R1-substituted heterocyclic aromatic hydrocarbyl; and Ar2, selected from one of heterocyclic aromatic hydrocarbyl containing N atoms and R1-substituted heterocyclic aromatic hydrocarbyl containing N atoms; M being a transitional group metal element; L being selected from one of a monodentate neutral ligand, a monodentate anionic ligand, a bidentate neutral ligand and a bidentate anionic ligand; m being any integer ranging from 1 to 3; and n being any integer ranging from 1 to 2.

Abstract: The present invention relates to an organometallic complex as shown in general formula (I), and to a polymer, mixture and formulation comprising same, and to use thereof in an electronic device, in particular the use in an organic luminous diode. By providing a new high performance phosphorescent luminous material, in the present the device structure is optimized such that the device achieves the best performance, realizing a high efficiency, high luminance and high stability OLED device, thereby providing a better material option for full-color display and lighting.

Abstract: A printing formulation, an electronic device comprising a function layer prepared from the printing formulation and a preparation method for obtaining a functional material thin film by utilizing the printing formulation. The printing formulation comprises at least one functional material and at least one inorganic ester solvent, and the inorganic ester solvent can be selected from alkyl borate or alkyl phosphate.

Abstract: A composition for manufacturing an organic electronic device includes at least three organic functional materials H1, H2, and H3, and at least one organic solvent. The organic functional materials H1 and H2 can form a type II semiconductor heterojunction structure. A LUMO value of the organic functional material H3 is greater than or equal to that of the organic functional materials H1 and H2, and a HOMO value thereof is less than or equal to that of the organic functional materials H1 and H2.

Abstract: A fused ring compound and applications thereof in organic electronic components, particularly in organic electroluminescent diodes; an organic electronic component comprising the fused ring compound, and applications thereof in organic electroluminescent diodes and in display and lighting technologies; and a formulation comprising the fused ring compound, and applications thereof in the preparation of organic electronic components. By optimizing the component structure, good component performance can be achieved, and especially, a high-performance OLED component can be implemented, which provide good material and preparation technology choices for full-color display and lighting applications.

Abstract: The present disclosure relates to an aromatic amine derivative represented by general formula (I). The aromatic amine derivative has fluorescence emission at a short light emission wavelength, and the light-emission spectrum of the aromatic amine derivative has a narrow half-peak width, and accordingly, the material has deep-blue fluorescence emission and has a very-high light emission efficiency. An organic electroluminescent component prepared by using the aromatic amine derivative has deep-blue color coordinates, a high light emission efficiency and a long life-span.

Abstract: A polymer, a mixture containing the same, a formulation, an organic electronic component, and a monomer for polymerization. The polymer comprises a repeat unit E1 and a repeat unit E2. An E1 group on a side chain of the repeat unit E1 and an E2 group on a side chain of the repeat unit E2 have features for forming Exciplexes, min((LUMO(E1)?HOMO(E2), LUMO(E2)?HOMO(E1))?min(ET(E1),ET(E2))+0.1 eV being satisfied, and accordingly a polymer suitable for printing technologies is provided, thereby reducing manufacturing costs of OLEDs.

Abstract: The present invention relates to a nitrogen-containing fused heterocyclic ring compound and application thereof. The compound has the structural formula (I): using the described compound, it is possible to fabricate a device having higher stability and a longer service life.

Abstract: An organic functional compound, having a general formula of ASG)p; wherein A is an organic group having an optoelectronic function; the structural formula of SG is selected from the group consisting of wherein is selected from the group consisting of an aryl containing 5-40 ring-forming atoms and a heteroaryl containing 5-40 ring-forming atoms; R1 and R2 are each independently selected from the group consisting of H, D, F, CN, an alkyl, an aromatic ring group, an aromatic heterocyclic group, an amino, a silyl, a germyl, an alkoxy, an aryloxy, and a siloxy group; and p is an integer greater than or equal to 1.

Abstract: Disclosed in the present invention are a novel organometallic complex and an application thereof in organic electronic devices, particularly in organic phosphorescent light emitting diodes. The present invention further relates to organic electronic devices, in particular organic light emitting diodes (OLEDs), that comprise the organometallic complex according to the present invention, and an application thereof in display and illumination technologies. By means of optimizing the structure of a device and changing the concentration of the metal complex in a matrix thereof, optimal device performance may be achieved, facilitating the implementation of a high-efficiency, high-brightness and high-stability OLED devices, and providing a better material option for full-color display and illumination applications.

Abstract: Provided is a mixture which can be subjected to a Diels-Alder reaction, comprising polymer (I) and polymer (II), wherein the structures of the polymer (I) and the polymer (II) are as shown in (I), wherein x1, y1, x2, y2, z1 and z2 are percentage molar contents; said x1 is >0, x2 is >0, y1 is >0, y2 is >0, z1 is ?0, and z2 is ?0; x1+y1+z1=1, and x2+y2+z2=1; Ar1, Ar2, Ar2-1, Ar3, Ar4 and Ar4-1 are each independently selected from: an aryl, or heteroaryl group containing 5-40 ring atoms; R1 and R2 are each independently a linking group; D is a conjugated diene functional group, and A is a dienophilic functional group; and n1 is greater than 0, and n2 is greater than 0. The mixture for a Diels-Alder reaction has a very good optical performance.

Abstract: The present disclosure provides a polymer represented by the following general formula (I): wherein x and y each represent a repeating unit, and both x and y are positive integers; formula and formula are each independently selected from the group consisting of an aryl containing 5-40 ring atoms and a heteroaryl containing 5-40 ring atoms; formula is a linking group, and formula is selected from the group consisting of alkyl, alkoxy, amino, alkenyl, alkynyl, aralkyl, and heteroalkyl; and R2, R3 and R4 are each independently selected from the group consisting of H, D, F, CN, alkyl, fluoroalkyl, aryl, heteroaryl, amino, Si, germyl, alkoxy, aryloxy, fluoroalkoxy, siloxane, siloxy, deuterated alkyl, deuterated fluoroalkyl, deuterated aryl, deuterated heteroaryl, deuterated amino, deuterated silyl, deuterated germyl, deuterated alkoxy, deuterated aryloxy, deuterated fluoroalkoxy, deuterated siloxane, and deuterated siloxy.

Abstract: A phosphine oxide group-contained transition metal complex represented by chemical formula (1), and a polymer, a mixture, a composition, and an organic electronic device.

Abstract: A printing ink formulation includes a functional material and a solvent being evaporable from the printing ink formulation to form a functional material thin film. The solvent is formed by mixing at least two organic solvents including a first solvent and a second solvent. The solvent system containing at least two solvents can effectively dissolve the functional material without the need of adding an additive, and can also effectively prevent the occurrence of a “coffee-ring effect”, and accordingly, the thin film containing a uniform thickness and a strong electron transmission capability can be obtained.

Abstract: An organic compound containing boron and uses thereof, an organic mixture, and an organic electronic device, the structure of said organic compound containing boron being as shown in formula (1). The substituents in formula (I) have the same definitions as in the description.

Abstract: A conjugated polymer comprises repeating units as represented by formula (I), A-Bp??(I) p is the number of the repeating units, and p is an integer more than or equal to 1; and A has a structure as represented by formula (II), and B has a structure as represented by formula (II) or formula (III). The described conjugated polymer has a higher triplet energy level and a higher charge transfer property.

Abstract: A thin film electroluminescent device, a preparation method thereof, and an electronic device are provided. The thin film electroluminescent device includes a first electrode, a functional structural layer disposed on the first electrode, a second electrode disposed on the functional structural layer, and a cover layer disposed on a side of the second electrode away from the first electrode. The cover layer includes an ionic compound having a chemical formula of AX2, wherein A is selected from divalent metal, and X is selected from halogen.

Abstract: A fused ring compound and applications thereof in organic electronic components, particularly in organic electroluminescent diodes; an organic electronic component comprising the fused ring compound, and applications thereof in organic electroluminescent diodes and in display and lighting technologies; and a formulation comprising the fused ring compound, and applications thereof in the preparation of organic electronic components. By optimizing the component structure, good component performance can be achieved, and especially, a high-performance OLED component can be implemented, which provide good material and preparation technology choices for full-color display and lighting applications.

Abstract: A mixture consists of three or more organic compounds, wherein the molecular weight difference of any two organic compounds is less than 160 Dalton. In the mixture, the molar percentage of each organic compound is not less than 3% and not more than 90%, and the organic compounds all have at least one same or similar photoelectronic function.

Abstract: Disclosed are an organometallic complex comprising a new six-membered N-heterocyclic ligand, and an application thereof in an organic electronic device, especially in a phosphorescent organic light-emitting diode. The present invention further relates to an organic electronic device comprising the organometallic complex according to the present invention, especially an organic light-emitting diode, and an application thereof in display and illumination technology. In the present invention, the device structure is optimized and the concentration of the metal complex in the substrate is changed, so that the device achieves the optimal performance, and an OLED device having high efficiency, high luminance and high stability is achieved, thereby providing a better choice of materials for full-colour display and illumination application.