1637results about "Indium organic compounds" patented technology

A compound comprising a first ligand LA of Formula I,is provided, where: each of moiety A and moiety B is a monocyclic ring or a polycyclic fused ring system; each of X1 to X4 and Z1 and Z2 is C or N; K1 and K2 are each a direct bond or a linker; L1 is a direct bond or an organic linker; each Rα, Rβ, RA and RB is hydrogen or a General Substituent defined herein; and at least one RA or one RB comprises R*, where R* is an alkyl group, a silyl group, a germyl group, or a combination thereof. Formulations, OLEDs, and consumer products containing the compound are also provided.

A compound comprising a first ligand LA of Formula I,is provided. In Formula I, moiety A is a monocyclic ring or a polycyclic fused ring system, moiety B is a polycyclic fused ring system; each of Z1 to Z4 is C or N; each of K1 and K2 is a direct bond or a linker; at least one RB or RA comprises,where T is B, C, N, Si, Ge, Bi, or P; V is a direct bond or a linker; R1 and R2 are present, and R3 is optionally present; each substituent is independently hydrogen or a General Substituent defined herein; and at least two of R1, R2, and R3 has two or more carbon atoms. Formulations, OLEDs, and consumer products containing the compound are also provided.

Disclosed is a luminescent material with a polycyclic ligand. The luminescent material is a metal complex with a polycyclic ligand, which can be used as a luminescent material in an electroluminescent device. These novel metal complexes can better adjust the luminescent color of the device while maintaining a very narrow half-peak width, reduce the driving voltage of the device or maintain a low voltage level, improve the device efficiency, greatly increase the device life, and provide better device performance. Also disclosed is an electroluminescent device and a compound combination.

A compound of formula Ir(LA)x(LB)y(LC)z, where x and y are 1 or 2; z is 0 or 1; and x+y+z=3. In the compound, LA comprises Formula I,ligand LB comprises Formula II,and ligand LC is a bidentate ligand. In Formulas I and II, moiety A is a monocyclic ring or a polycyclic fused ring system; each of X1 to X14 is C or N; Y is a linking group; each R1-R2, R, R′, and RA-RE is hydrogen or a General Substituent defined herein; at least one of R1 and R2 is a tertiary alkyl group; and (1) at least one pair of RB or RC substituents are joined or fused to form a ring, or (2) at least one RC or RB comprises an electron-withdrawing group other than nitrile, or (3) X11 is N, R1 is a tertiary alkyl group. Formulations, OLEDs, and consumer products containing the compound are also provided.

A compound having a first ligand LA including a structure of Formula I:In Formula I, ring A is 5-membered heterocyclic ring; each of Z1, Z2, and X1 to X5 is C or N; Y is a linking group; K is a direct bond or a linking group; RZ is a General Substituent defined herein; each other substituent is hydrogen or a General Substituent defined herein; and (1) two RC substituents are joined together to form a ring, or (2) the compound comprises an electron-withdrawing group. Formulations, OLEDs, and consumer products containing the compound are also provided.

The invention belongs to the field of organic electroluminescence, and provides an organic metal iridium complex, a preparation method and an organic electroluminescent device containing the organic metal iridium complex. The structural general formula of the organic metal iridium complex is shown in the specification. After the organic metal iridium complex provided by the invention is applied to the organic electroluminescent device, the starting voltage of the device is reduced, the luminous efficiency of the device is improved, and the service life of the device is prolonged.

Provided are organometallic compounds comprising a first ligand LA of Formula IAlso provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.

The invention discloses an osthole compound, a metal complex and a preparation method and application of the osthole compound, the osthole compound (OST-Alkyne) has remarkable anti-tumor biological activity, osthole (OST) and a cyclometalated iridium precursor are further connected through a copper-catalyzed azide-alkyne cycloaddition (CuAAC) reaction, higher anti-tumor activity is shown, and the osthole compound has a good application prospect. Mitochondria is targeted, and tumor is killed by reducing mitochondrial membrane potential and inducing cell autophagy and necrotic apoptosis; according to the invention, natural products are combined with metals, so that not only are good selectivity and anti-proliferation ability to brain glioma cells realized, but also toxic and side effects to normal cells are overcome, a new design idea is provided for novel metal drugs to treat brain glioma, and the application prospect is wide.

The invention belongs to the field of organic photoelectric materials, and discloses an organic metal compound and an organic electroluminescent device containing the same. The structure of the organic metal compound is as shown in a formula I: # imgabs0 #. The organic metal compound provided by the invention is used as a material in a light-emitting layer, so that the driving voltage of a device can be reduced, the service life of the device can be prolonged, and the stability is good.

To provide an organometallic compound, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device.SOLUTION: The organometallic compound is represented by the chemical formula 1: M(L1)n1(L2)n2, where M, L1, L2, n1 and n2 are as described in the specification.SELECTED DRAWING: Figure 1

The present disclosure provides for an organic electroluminescent device (OLED) including an anode; a cathode; and an emissive layer, disposed between the anode and the cathode. The emissive layer includes a phosphorescent dopant, a first host, and a second host, wherein the first host transports holes, the second host transports electrons, and the first host is fully or partially deuterated. Consumer products that include the OLED are also provided.

The invention provides an organic electroluminescent material and an organic electroluminescent device, the organic electroluminescent material has the following structure: M (LA) 2 (LB), the organic electroluminescent device provided by the invention adopts a doping material with a specific atomic structure, and one or more benzene ring groups are thickened on a benzopyran or benzothiapyran ring, so that the organic electroluminescent device can be used for preparing the organic electroluminescent device. By adjusting the size and shape of the spatial structure of the obtained substance, the molecular spatial configuration of the compound is extended, the electrochemical property of the compound is adjusted, and the symmetric dipole moment between molecules is improved, so that after the obtained organic compound is applied to the organic electroluminescent device, the device has the characteristics of long service life, high efficiency and low driving voltage.

A compound of Formula Ir(LA)x(LB)y(LC)z is provided where x and y are independently 1 or 2; z is 0 or 1; and x+y+z=3; first ligand LA includes a structure of Formula I,ligand LB includes a structure of Formula II:and ligand LC is a bidentate ligand. In the compounds, moiety B is a polycyclic fused ring system comprising at least four rings; each of moiety C and moiety D is a monocyclic ring or a polycyclic fused ring system; each of X1 to X4 and Z1 to Z6 is C or N; L0 is a direct bond or a linking group; YA is a linking group; each substituent is hydrogen or a General Substituent defined herein; and any two substituents may be joined or fused to form a ring. Formulations, OLEDs, and consumer products containing the compound are also provided.

The invention belongs to the field of organic electroluminescence, and provides a metal iridium complex, a preparation method thereof and an organic electroluminescent device. The structural general formula of the metal iridium complex is shown in the specification. The metal iridium complex provided by the invention has the advantages of low evaporation temperature, high photo-electrochemical stability, high luminous efficiency, long device life and the like, the preparation method provided by the invention is simple in process, the prepared product is high in purity and suitable for industrial production, and the problem that the luminous efficiency of an existing luminous material is insufficient is solved.

The invention provides an organic metal compound and an organic light-emitting device comprising the same, and belongs to the field of organic photoelectric materials, the organic metal compound has a structure shown in a general formula I. The organic metal compound has a structure shown in a general formula I by changing the combination of substituent groups on 2-(dibenzo [b, d] furan-4-yl) pyridine, and the organic light-emitting device with the organic metal compound can be obtained by synthesizing 2-(dibenzo [b, d] furan-4-yl) pyridine. The organic metal compound is generated by adding-CN,-F, branched alkyl, substituted or non-substituted aryl and substituted or non-substituted naphthenic base, intermolecular spatial configuration is improved, the organic metal compound has good space twisting capability, carrier migration is avoided, and after the organic metal compound serves as a specific doping material of a luminescent layer and is applied to an organic electroluminescent device, the organic electroluminescent device has high luminous efficiency. The driving voltage of the device is reduced, so that carrier migration is avoided, the driving voltage is obviously reduced, the luminous efficiency is obviously improved, and the service life is obviously prolonged.

Provided are organometallic compounds having a structure ofAlso provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.

A compound comprising a first ligand LA of Formula I,is provided. In Formula I, moiety A is a 5-membered or 6-membered ring; moiety B is a fused ring structure comprising at least four rings; K is a direct bond, O, or S; each of Z1 and Z2 is independently C or N; each RA and RB is independently hydrogen or a General Substituent; at least one RB comprises a cyclic group or an electron-withdrawing group; LA is coordinated to a metal M that has an atomic mass of at least 40 and is optionally coordinated to other ligands; and the ligand LA is optionally linked with other ligands. Formulations, OLEDs, and consumer products including the compound are also provided.

An organic light-emitting element including an organic compound layer containing an organometallic complex that includes a ligand in which a naphthoisoquinoline ring and a naphthalene ring are bonded in a cyclic manner and thus has a small full width at half maximum and high light-emission efficiency.

To provide an organic electroluminescent material and a device comprising the same.MEANS: The organic electroluminescent material is a metal complex comprising a ligand La having a structure of Formula 1. These new compounds, when applied to an electroluminescent device, can obtain very excellent device performance, such as a reduced device voltage and improved current efficiency, power efficiency and external quantum efficiency. These new compounds can comprehensively improve the device performance in various aspects and finally significantly improves overall device performance. Further provided are an organic electroluminescent device comprising the metal complex and a composition comprising the metal complex.SELECTED DRAWING: Figure 1

The invention discloses an organic iridium metal complex luminescent material and a preparation method thereof, and an organic electroluminescent device, the organic iridium metal complex luminescent material can be used as a doping material of a luminescent part of the organic electroluminescent device, and because the organic iridium metal complex luminescent material has more benzene ring structures and is relatively symmetrical, the luminescent part of the organic electroluminescent device can be used as a doping material of the luminescent part of the organic electroluminescent device. Therefore, the wavelength of the fluorescence can be adjusted by changing the types and the number of the substituent groups on the benzene ring, so that the purposes of high luminous efficiency and prolonging of the service life of a device are achieved.

The invention relates to the technical field of organic electroluminescent devices, in particular to an organic metal iridium complex, a preparation method of the organic metal iridium complex, a luminescent material and an organic electroluminescent device. The organic metal iridium complex is selected from a compound shown in the following structural formula: # imgabs0 #, wherein R1 to R14 are respectively and independently selected from any one of hydrogen, deuterium, tritium, halogen, cyano, trimethyl silicon, trimethyl germanium, substituted or unsubstituted C1-C10 alkyl, substituted or unsubstituted C3-C8 cycloalkyl, substituted or unsubstituted C6-C20 aryl and substituted or unsubstituted 4-membered to 8-membered heterocyclic radical; the number of R10 on a benzene ring of dibenzofuran in the formula 1 is 1 or 2; s1 is selected from substituted or unsubstituted dibenzofuran, and S1 is fused with any position on a benzene ring of adjacent dibenzofuran. The organic metal iridium complex is low in synthesis cost, simple in synthesis process and difficult to purify, and an organic electroluminescent device formed by the organic metal iridium complex is high in luminous efficiency, long in service life and low in driving voltage.

The invention belongs to the technical field of organic photoelectric materials, and discloses an organic metal iridium complex light-emitting material and an organic electroluminescent device.According to the organic metal iridium complex light-emitting material, after triphenylsilyl is connected into a ligand of Lb, due to the fact that the triphenylsilyl has the large steric hindrance effect and the hyperconjugation effect, the light-emitting effect of the organic metal iridium complex light-emitting material is improved; therefore, the electron distribution can be regulated and controlled, the excited state can be stabilized, the stability of the material is enhanced, and the properties of high luminous efficiency and long service life are obtained. Meanwhile, by introducing other substituents into La and Lb ligands, the wavelength and electron distribution of the organic metal iridium complex material are further adjusted, so that the driving voltage of the organic electroluminescent device prepared when the organic metal iridium complex is used as a luminescent layer doping material is obviously reduced, the luminous efficiency is obviously improved, and the service life is obviously prolonged.

The invention relates to organic electroluminescent materials and devices. There is provided a compound having the formula Ir (LA) x (LB) y (LC) z wherein x and y are each independently 1 or 2, z is 0 or 1, and x + y + z = 3; the first ligand LA comprises a structure as shown in a formula I; lB comprises a structure of formula II; and LC is a bidentate ligand. In these structures, each of the moieties A, C and D is a monocyclic or polycyclic fused ring system; each of X1-X7 and Z1-Z4 is C or N; y1 is a linking group; z is Si or Ge; and each substituent is hydrogen or a universal substituent as defined herein. Formulations, OLEDs, and consumer products containing the compounds are also provided. Further provided is a method of preparing a compound of formula M '(LA') p (LB ') q (LC') r as defined herein.

The invention relates to organic electroluminescent materials and devices. The present invention provides a compound of formula Ir (LA) x (LB) y (LC) z, wherein LA has a structure comprising formula I # imgabs0 #. In Formula I, each of X3 to X7 is N or CR; z is an electron withdrawing group; y is a linking group; each R, R ', R3, R4, R5, RA and RB is hydrogen or a universal substituent as defined herein; and each R1 and R2 is a substituent comprising at least one carbon atom. The invention also provides formulations, OLEDs and consumer products containing the compounds.

Provided are multicyclic organic electroluminescent compounds having a ligand LA of Formula I shown below:Also provided are OLEDs and related consumer products that contain an organic layer having these organic electroluminescent compounds.

The heat resistance of an organic semiconductor device including a step of forming an aluminum oxide film over and in contact with an organic semiconductor layer is improved. A heating step is performed after a layer containing an organometallic compound for a mask for an organic semiconductor layer, which is represented by General Formula (G1) below, is provided over the organic semiconductor layer.In General Formula (G1), Ar represents a substituted or unsubstituted aryl group having 6 to 30 carbon atoms or a substituted or unsubstituted heteroaryl group having 1 to 30 carbon atoms, X represents oxygen or sulfur, M represents a metal, n represents an integer greater than or equal to 1 and less than or equal to 5, and n is the same as the valence of the metal M. Note that when n is greater than or equal to 2, a plurality of Ars may be the same or different and Xs may be the same or different. When Ar represents the substituted or unsubstituted heteroaryl group having 1 to 30 carbon atoms, a heteroatom of the heteroaryl group may be coordinated to the metal M.

Disclosed are an organometallic compound, an organic light-emitting device including the same, and an electronic device including the organic light-emitting device. The organometallic compound is represented by Formula 1, where M1 is a transition metal, L1 is a ligand represented by Formula 1A, L2 is a ligand represented by Formula 1B, and n1 and n2 are each independently 1 or 2, where X43 is C (R43), N, or C bonded to Y3; x44 is C (R44), N, or C bonded to Y2 or Y3; x45 is C (R45), N, or C bonded to Y2 or Y3; and X46 is C (R46), N, or C bonded to Y2, where i) X43 is C bonded to Y3 and X44 is C bonded to Y2; ii) X44 is C bonded to Y3, and X45 is C bonded to Y2; or iii) X45 is C bonded to Y3, and X46 is C bonded to Y2, and the remaining groups and variables are as described herein. Formula 1M1 (L1) n1 (L2) n2 # imgabs 0 # and formula 2 # imgabs 1 #

The invention provides an organic electroluminescent material and a preparation method and application thereof.The organic electroluminescent material has the following structure: M (LA) 2 (LB). According to the organic electroluminescent material, thiophene rings or furan rings of different structure combinations are connected to the specific naphthalene ring position, meanwhile, some any electronic groups are connected, and the specific naphthalene ring position is connected to the thiophene rings or furan rings of different structure combinations; according to the organic compound, the spatial configuration and the three-dimensional structure among molecules are changed, molecular orientation is set, steric hindrance is adjusted, and meanwhile, the device structure is matched, so that after the obtained organic compound is applied to the organic electroluminescent device, the device has the characteristics of long service life, high efficiency and low driving voltage.