1101results about "Indium organic compounds" patented technology

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 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.

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 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.

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.

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.

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.

An organometallic compound represented by Formula 1, an organic light-emitting device including the organometallic compound, and an electronic apparatus including the organic light-emitting device:M(L1)n1(L2)n2  Formula 1wherein, in Formula 1,M is a transition metal,L1 is a ligand represented by Formula 2-1,L2 is a ligand represented by Formula 2-2,n1 and n2 are each independently 1 or 2, with the proviso that when n1 is 2, the L1 ligands are identical to or different from each other, and when n2 is 2, the L2 ligands are identical to or different from each other, andL1 is different from L2.

The invention belongs to the technical field of organic electroluminescence, and discloses an organic metal iridium complex, a preparation method and an organic electroluminescence device containing the organic metal iridium complex. The structure of the organic metal iridium complex is as shown in formula I. According to the organic metal iridium complex provided by the invention, a nitrogen-containing heterocyclic functional group is introduced to a pyridine ring, and meanwhile, some electron withdrawing groups such as cyano or methyl and the like are added, so that the molecular configuration is changed, a conjugated system is enlarged, and the electrochemical characteristics of a compound are adjusted; after the obtained organic compound 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.

The present invention relates to organic electroluminescent materials and devices. Novel ligands for metal complexes containing a five-membered ring fused on a pyridine or pyrimidine ring, combined with partially fluorinated side chains, which exhibit improved external quantum efficiency and lifetime are disclosed.

To provide an organic electroluminescent material and an element thereof.SOLUTION: The organic electroluminescent material is a metal complex containing an La ligand having a structure represented by formula 1, and in which the La ligand has a multi-membered fused ring structural unit of 6-membered ring-5-membered ring-6-membered ring, and includes particular R1 substituent and Rn substituent. When applied to electroluminescent element, the novel compound can further reduce the half value-width of the emission spectrum while maintaining the high performance of the element, improve the luminescence saturation degree of the element, and have high efficiency under conditions that more closely approach the commercial luminescence requirements of BT.2020.SELECTED DRAWING: Figure 1

Provided is a light-emitting material with polycyclic ligand. The light-emitting material is a metal complex with polycyclic ligand and may be used as a light-emitting material in an electroluminescent device. While maintaining a very narrow FWHM, these novel metal complexes can better adjust the light-emitting color of the device, reduce the driving voltage of the device or maintain the driving voltage at a low level, improve device efficiency, greatly increase the lifetime of the device, and provide better device performance. Further provided are an electroluminescent device and a compound composition.

A compound having a first ligand LA comprising a structure of Formula I,is provided. In Formula I, moiety B is a monocyclic ring or a polycyclic fused ring system; each of X1 to X6 is C or N; Y is a linking group; K is a direct bond or a linking group; each substituent is hydrogen or a General Substituent defined herein; and at least one of the following conditions is true: (1) an RA substituent is joined with an RB substituent to form a ring AB, which may be substituted by one or more RAB substituents; or (2) X5 and X6 are C, and the corresponding two RA substituents are joined to form a cyclic moiety A1, which may be substituted by one or more RA1 substituents; and moiety B is a polycyclic fused ring system. Formulations, OLEDs, and consumer products containing the compound are also provided.

A compound having a ligand LA of Formula I,is disclosed. In Formula I, ring B is a 5-membered or 6-membered ring; K is a direct bond, O, or S; X is O, S, Se, NR, CRR′, SiRR′, or GeRR′; R1 and R2 are each independently selected from a variety of substituents; each R, R′, RA, and RB is independently hydrogen or a substituent; LA is coordinated to a metal M selected from Os, Ir, Pd, Pt, Cu, Ag, or Au by the dashed lines; any two adjacent of R1, R2, R, R′, RA, or RB can be joined or fused to form a ring, with the proviso that when ring B is a 6-membered ring, two RB substituents are not joined to form a fused 6-membered aromatic ring. Organic light emitting devices, consumer products, formulations, and chemical structures containing the compounds are also disclosed.

An organometallic complex having an emission peak in a long wavelength region (a visible region having a wavelength of 700 nm or greater or a near-infrared region) is provided. The organometallic complex has a structure represented by General Formula (G1), in which a ligand having a quinoxaline skeleton is coordinated to a central metal, and an electron-withdrawing group (e.g., fluorine, a cyano group, a trifluoromethyl group, a trifluoromethylsulfonyl group, or a pentafluorosulfanyl group) is included as a substituent at at least one substitutable position of the benzene ring of the quinoxaline skeleton of the ligand.

The present invention relates to an iridium complex compound represented by formula (1) (in formula (1), Ir represents an iridium atom, R5 to R14, R21, and R22 each independently represent a hydrogen atom, D, F, Cl, Br, I, or a substituent group, groups adjacent to each other may further bond to form a ring, and either R12 or R13 is a substituent group represented by formula (2)).

A compound is disclosed that has a metal coordination complex structure having at least two ligands coordinated to the metal; wherein the compound has a first substituent R1 at one of the ligands' periphery; wherein a first distance is defined as the distance between the metal and one of the atoms in R1 where that atom is the farthest away from the metal among the atoms in R1; wherein the first distance is also longer than any other atom-to-metal distance between the metal and any other atoms in the compound; and wherein when a sphere having a radius r is defined whose center is at the metal and the radius r is the smallest radius that will allow the sphere to enclose all atoms in the compound that are not part of R1, the first distance is longer than the radius r by at least 2.9 A.

Provided is a compound including a first ligand LA of Formula IIn Formula I, ring C is a 5- or 6-membered ring; each of X1 to X8 is C or N; one of X1 to X4 is C and is connected to ring C, and one of X1 to X4 is N and is coordinated to a metal M; Y is a divalent linker; K is a direct bond, O, or S; each R′, R″, RA, RB, and RC is hydrogen or a general substituent; at least one of RA or RB comprises an electron-withdrawing group; at least one of RB is a cyclic group; and metal M is selected from Os, Ir, Pd, Pt, Cu, Ag, and Au. Formulations, devices, and consumer products comprising the compound are also disclosed.

A compound comprising a first ligand LA of Formula I′,or Formula I*:In Formula I′ or Formula I*, all the variables are defined herein; and LA is coordinated to a metal M. Formulations, OLEDs, and consumer products containing the compound are also provided.

The invention relates to organic electroluminescent materials and devices. There is provided a compound having a first ligand LA having a structure of Formula I wherein consecutive two of X1 to X8 are C and bonded to the structure of Formula II in Formula I, Part A is a monocyclic or polycyclic fused ring system; each of Z1 to Z2 and X1 to X12 is C or N; each of Y1 and Y2 is a linking group; k is a direct bond or a linking group; each substituent is hydrogen or a universal substituent as defined herein; and LA is coordinated with the metal M. Also provided is a compound having the formula Ir (LA *) x (LB *) y (LC *) z as defined herein. Formulations, OLEDs and consumer products containing these compounds are further provided.

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 present disclosure relates to an organometallic compound in Formula below and an organic light emitting diode and an organic light emitting device including the organometallic compound. The organometallic compound provides high emitting efficiency and longer lifespan, and the organic light emitting diode and the organic light emitting device have advantages in the emitting efficiency and the lifespan.