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43results about How to "Increased hole transport rate" patented technology
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Compound with triarylamine structure as core and preparation method thereof
ActiveCN110577511AImprove efficiencyImprove thermal stabilityOrganic chemistrySolid-state devicesThermal stabilityGlass transition
The invention discloses a compound taking a triarylamine structure as a core as well as a preparation method and application of the compound. The structure of the compound is shown as a general formula (1). The compound provided by the invention has relatively high glass transition temperature and molecular thermal stability, proper HOMO and LUMO energy levels and relatively high mobility, and caneffectively improve the photoelectric property of an OLED device and prolong the service life of the OLED device by optimizing the structure of the device.
Owner:JIANGSU SUNERA TECH CO LTD
Organic compound containing spirofluorene dibenzocycloheptene and application of organic compound
ActiveCN107586261AImprove hole transport abilityHigh refractive indexOrganic compound preparationSolid-state devicesSimple Organic CompoundsNitrogen
The invention discloses an organic compound containing spirofluorene dibenzocycloheptene and an application of the organic compound. The compound with spirofluorene dibenzocycloheptene as a core is connected with a nitrogen-containing branched chain through phenyl, biphenyl or naphthyl. The compound is not prone to crystallization, has good film-forming property and heat stability and has higher glass transition temperature and proper HOMO and LUMO energy levels; by means of optimization of device structure, photoelectric property of an OLED (organic light emission diode) device can be effectively improved, and the service life of the OLED device can be effectively prolonged, so that application requirements of a panel manufacturing enterprise can be met better.
Owner:JIANGSU SUNERA TECH CO LTD
Pyrene-containing organic compound and application in OLED
PendingCN111662258AImprove current efficiencyExtend your lifeOrganic chemistrySolid-state devicesHigh current densityOrganic compound
The invention relates to a pyrene-containing organic compound and application in OLED, and belongs to the technical field of semiconductors, wherein the structure of the compound is represented by a general formula (1). The compound provided by the invention has relatively strong hole transport capability, and the hole injection and transport performance is improved under a proper HOMO energy level; under the proper LUMO energy level, the electron blocking effect is achieved, and the recombination efficiency of excitons in the light-emitting layer is improved; and when the compound is used asa functional layer material of an OLED light-emitting device, exciton utilization rate and high fluorescence radiation efficiency can be effectively improved, efficiency roll-off under high current density is reduced, device voltage is reduced, current efficiency of the device is improved, and service life of the device is prolonged.
Owner:JIANGSU SUNERA TECH CO LTD
Pyrene-containing organic compound and application thereof
PendingCN111662225AImprove thermal stabilityHigh glass transition temperatureOrganic chemistrySolid-state devicesElectron holeEngineering
The invention relates to a pyrene-containing organic compound and application thereof, and belongs to the technical field of semiconductors, wherein structure of the compound is represented by a general formula (1). The compound provided by the invention has relatively strong hole transport capability, and the hole injection and transport performance is improved under a proper HOMO energy level; under the proper LUMO energy level, the electron blocking effect is achieved, and the recombination efficiency of excitons in the light-emitting layer is improved; and when the compound is applied to an OLED device, high film layer stability can be kept through device structure optimization, the photoelectric property of the OLED device can be effectively improved, and the service life of the OLEDdevice can be effectively prolonged.
Owner:JIANGSU SUNERA TECH CO LTD
Pyrene-containing organic compound and application in organic electroluminescent device
PendingCN111662259AImprove thermal stabilityHigh glass transition temperatureOrganic chemistrySolid-state devicesHigh current densitySimple Organic Compounds
The invention relates to a pyrene-containing organic compound and application thereof, and belongs to the technical field of semiconductors, wherein the structure of the compound is represented by a general formula (1). The organic compound provided by the invention has relatively strong hole transport capability, and the hole injection and transport performance is improved under a proper HOMO energy level; under the proper LUMO energy level, the electron blocking effect is achieved, and the recombination efficiency of excitons in the light-emitting layer is improved; and when the compound used as a light-emitting functional layer material of an OLED light-emitting device, the branched chains in the range of the invention can be matched to effectively improve the exciton utilization rate and radiation efficiency, reduce the efficiency roll-off under high current density, reduce the device voltage, improve the current efficiency of the device and prolong the service life of the device.
Owner:JIANGSU SUNERA TECH CO LTD
Aromatic amine compound and applications thereof
ActiveCN110903258AImprove hole transport abilityHigh hole mobilityOrganic chemistrySolid-state devicesHigh current densityElectron hole
The invention discloses an aromatic amine compound and applications thereof, and belongs to the technical field of semiconductors, wherein the structure of the aromatic amine compound provided by theinvention is represented by a general formula (1). The invention also discloses applications of the compound. According to the invention, the compound provided by the invention is an aromatic amine compound, has strong hole transport capability and high hole mobility, can be used as a hole transport material, and can improve the efficiency of an organic electroluminescent device at a high hole transport rate; and under a proper LUMO energy level, the compound can achieve an electron blocking effect, improve the recombination efficiency of excitons in a light-emitting layer, reduce the efficiency roll-off under a high current density, reduce the device voltage and improve the current efficiency and the service life of a device.
Owner:JIANGSU SUNERA TECH CO LTD
Amino-containing organic compound and application thereof
InactiveCN111662187AImprove thermal stabilityHigh glass transition temperatureOrganic chemistrySolid-state devicesSimple Organic CompoundsElectron hole
The invention relates to an amino-containing organic compound and application thereof, and belongs to the technical field of semiconductors, wherein the structure of the compound is represented by a general formula (1). According to the invention, the compound has relatively strong hole transport capability, and hole injection and transport performances are improved under a proper HOMO energy level; under the proper LUMO energy level, the electron blocking effect is achieved, and the recombination efficiency of excitons in the light-emitting layer is improved; and when the compound is appliedto an OLED device, high film layer stability can be kept through device structure optimization, the photoelectric property of the OLED device can be effectively improved, and the service life of the OLED device can be effectively prolonged.
Owner:JIANGSU SUNERA TECH CO LTD
Organic electroluminescence device and manufacturing method thereof
InactiveCN103928622ALower work functionBlocking quenchingSolid-state devicesSemiconductor/solid-state device manufacturingHole injection layerDecomposition
The invention provides an organic electroluminescence device and a manufacturing method thereof. The organic electroluminescence device comprises a conductive anode substrate, a hole injection layer, a hole transmission layer, a light emitting layer, an electron transmission layer, an electron injection layer and a cathode which are stacked sequentially, wherein the hole injection layer is made of a mixture of rhenium oxide and zinc oxide, the hole injection layer further contains the binder polytetrafluoroethylene, the hole injection layer is of a nanometer netty structure, and the bore diameter of the nanometer netty structure is 100 nm - 150 nm. According to the organic electroluminescence device, the hole transmission layer is manufactured through mixture of rhenium oxide, azo substances, zinc oxide and polytetrafluoroethylene, the binder polytetrafluoroethylene enables the cohesiveness between the hole injection layer and adjacent layers to be improved, decomposition of the azo substances enables the nanometer netty structure of the hole injection layer to be formed, the hole transmission rate and the photoelectric conversion efficiency of the device can be improved, the manufacturing method is simple, and application prospects are good.
Owner:STATE GRID CORP OF CHINA +1
Compound taking triarylamine as core, and application of compound
InactiveCN111362813AImprove hole transport abilityHigh refractive indexOrganic chemistrySolid-state devicesPhysicsChemistry
The invention discloses a compound taking triarylamine as a core, and application of the compound, and belongs to the technical field of semiconductors, wherein the structure of the compound providedby the invention is as represented by a general formula (1). The compound provided by the invention has high glass transition temperature and molecular thermal stability, proper HOMO and LUMO energy levels and high mobility, and by optimizing the structure of the device, the photoelectric property of an OLED device can be effectively improved, and the service life of the OLED device can be effectively prolonged.
Owner:JIANGSU SUNERA TECH CO LTD
Organic compound taking triarylamine as core, and preparation method and application thereof
PendingCN110885338ANot easy to crystallizeGood film formation and thermal stabilityOrganic chemistrySolid-state devicesPhysicsOrganic compound
The invention relates to an organic compound taking triarylamine as a core, and a preparation method and an application thereof, and belongs to the technical field of semiconductors. The structure ofthe compound is represented by general formula (1) shown in the description. The invention also discloses the preparation method and the application of the compound. The compound has a high hole transport capability, and has improved hole injection and transport performances under a proper HOMO energy level; the compound has an electron blocking effect under a proper LUMO energy level to improve the recombination efficiency of excitons in a light-emitting layer; and when the compound is used as a light-emitting functional layer material of an OLED device, the exciton utilization rate and the radiation efficiency can be effectively improved by matching with the branched chains in the range of the invention.
Owner:JIANGSU SUNERA TECH CO LTD
Compound with mesitylene as core, preparation method thereof, and application of compound in organic light-emitting device
InactiveCN110283114AImprove efficiencyImprove current efficiencyOrganic chemistrySolid-state devicesHigh current densityChemical compound
The invention provides a compound with mesitylene as a core, a preparation method thereof, and an application of the compound in an organic light-emitting device. The compound of the invention adopts the mesitylene as the core, and the branch chain of the compound includes a triarylamine structure, so the compound has a strong hole transporting ability and a high hole mobility; and the compound also has a role in electron blocking at a suitable LUMO level, so the recombination efficiency of excitons in a light-emitting layer is improved, the efficiency roll-off at a high current density is reduced, the voltage of the device is reduced, and the current efficiency and the lifetime of the device are improved. The three branch chains of the compound of the present invention are radial, and after the material forms a film, the branch chains can be intercrossed to form a highly dense film layer, so the leakage current of the OLED device using the material is reduced, thereby the service life of the device is prolonged.
Owner:JIANGSU SUNERA TECH CO LTD
Compound containing triarylamine structure, and organic light-emitting device prepared from same
ActiveCN110577523AImprove hole transport abilityImprove thermal stabilityOrganic chemistrySolid-state devicesCrystallinityHole transport layer
The invention discloses a compound containing a triarylamine structure, and an organic light-emitting device prepared from the same. The pi conjugation effect in the compound enables the compound to have a very strong hole transport capability, and the high hole transport rate can reduce the initial voltage of the device and improve the efficiency of the organic light-emitting device; the asymmetric triarylamine structure can reduce the crystallinity of molecules, reduce the planarity of the molecules and prevent the molecules from moving on a plane, so that the thermal stability of the molecules is improved; the structure of the compound makes distribution of electrons and holes in a light-emitting layer balanced, and improves the hole injection and transport performances under a proper HOMO energy level; the structure also has an electron blocking layer under a proper LUMO energy level, so the recombination efficiency of excitons in the light-emitting layer is improved; and when thecompound is used as a hole transport layer or an electron blocking layer material of the OLED luminescent device, the triarylamine is matched with the branched chain in the structure, so the exciton utilization rate and the radiation efficiency can be effectively improved.
Owner:JIANGSU SUNERA TECH CO LTD
Organic compound taking azafluorene as core, preparation method and applications thereof
ActiveCN110835318AImprove thermal stabilityImprove current efficiencyOrganic chemistrySolid-state devicesSimple Organic CompoundsOrganic electroluminescence
The invention discloses an organic compound taking azafluorene as a core, a preparation method and applications thereof. According to the invention, the compound has strong hole transport capability based on the pi conjugation effect in the compound, wherein the high hole transport rate can reduce the initial voltage of a device and improve the efficiency of an organic electroluminescent device; the asymmetric triarylamine structure can reduce the crystallinity of molecules, reduce the planarity of molecules and enhance the rigidity of molecules so as to improve the thermal stability of molecules; and with the application of the organic compound as the light-emitting functional layer material of an OLED light-emitting device, the utilization rate and the radiation efficiency of excitons can be effectively improved by matching azafluorene and branched chains in the range of the invention.
Owner:JIANGSU SUNERA TECH CO LTD
Organic compound taking dibenzofuran derivative as core, and applications thereof
InactiveCN110903295ANot easy to crystallizeImprove thermal stabilityOrganic chemistrySolid-state devicesSimple Organic CompoundsDibenzofuran
The invention relates to an organic compound taking a dibenzofuran derivative as a core, and applications thereof, and belongs to the technical field of semiconductors, wherein the structure of the compound is represented by a general formula (1). The invention also discloses a preparation method and applications of the compound. According to the invention, the compound has a high triplet state energy level, can effectively block energy loss, and is beneficial to energy transfer; the dibenzofuran derivative contained in the compound is used as a core, and is matched with a long-chain branch structure, so that the compound has the characteristics of strong rigidity, difficulty in crystallization and aggregation among molecules and good film-forming property; and when the compound is used asthe light-emitting functional layer material of an OLED light-emitting device, the service life and the efficiency of the device can be improved by matching with the branched chains within the rangeof the invention.
Owner:JIANGSU SUNERA TECH CO LTD
Preparation method of organic electroluminescence device
ActiveCN105720214ALower work functionBlocking quenchingSolid-state devicesSemiconductor/solid-state device manufacturingHole injection layerEvaporation
The invention provides a preparation method of an organic electroluminescence device. The method is characterized by comprising the following operation steps: cleaning a conductive anode substrate, and carrying out spin coating on the conductive anode substrate to prepare a hole injection layer. The specific preparation method comprises the following steps: adding a rhenium oxide, azo materials, a zinc oxide and polytetrafluoroethylene to a solvent, mixing the rhenium oxide, the azo materials, the zinc oxide and the polytetrafluoroethylene evenly to obtain a mixture; carrying out spin coating of the mixture on the conductive anode substrate and drying the mixture at 50-200 DEG C for 10-30 minutes to obtain a hole injection layer, wherein the hole injection layer has a nano network structure and the aperture of the nano network structure is 100-150nm; and sequentially preparing a hole transport layer, a luminous layer, an electron transport layer, an electron injection layer and a cathode on the hole injection layer through evaporation, thereby obtaining the organic electroluminescence device.
Owner:湖州佳灏信息技术有限公司
Sodium benzenesulfonate modified PEDOT/PSS film and preparation method and application thereof in solar cells
PendingCN112062992AReduce non-radiative recombinationPassivation defectFinal product manufactureSolid-state devicesElectrical batteryHole transport layer
The invention relates to a sodium benzenesulfonate modified PEDOT / PSS film and a preparation method and application thereof in solar cells, and belongs to the technical field of solar cell preparation. According to the invention, the sodium benzenesulfonate solution with the concentration of 3-15 mg / mL is added into the PEDOT / PSS solution to obtain the sodium benzenesulfonate modified PEDOT / PSS film, and the sodium benzenesulfonate modified PEDOT / PSS film can improve the corresponding performance of PEDOT / PSS (such as reduction of surface roughness, improvement of electrical conductivity and the like). The modified film can be used as a hole transport layer of a perovskite solar cell, the open-circuit voltage of the perovskite solar cell is increased, the hole transport rate is increased,the defects of the perovskite layer are passivated, the filling factor is increased, the short-circuit current of the perovskite solar cell is increased, and the photoelectric conversion efficiency isimproved.
Owner:CHONGQING UNIV
Organic electroluminescent device and application thereof
ActiveCN110323360AImprove efficiencyImprove current efficiencySolid-state devicesSemiconductor/solid-state device manufacturingBenzeneThermal stability
The invention belongs to the technical field of semiconductors, and particularly relates to an organic electroluminescent device and an application thereof. The organic electroluminescent device comprises a cathode reflection electrode layer and an ITO anode layer; at least one organic thin film layer is arranged between the cathode reflection electrode layer and the ITO anode layer, and the organic thin film layer contains a compound taking triaminobenzene as a core; the structure of the compound taking triaminobenzene as the core is shown as a general formula (1). The compound takes pyromellitic benzene as a core, has relatively high glass transition temperature and molecular thermal stability, proper HOMO and LUMO energy levels and higher Eg, and can effectively improve the photoelectric property of an OLED device and prolong the service life of the OLED device through device structure optimization.
Owner:JIANGSU SUNERA TECH CO LTD
Organic compound containing spiro-fluorene anthrone structure and application thereof
ActiveCN110642732AImprove thermal stabilityImprove current efficiencyOrganic chemistrySolid-state devicesOrganic electroluminescenceOrganic compound
The invention discloses an organic compound containing a spiro-fluorene anthrone structure and an application thereof. The pi-conjugation effect in the compound makes the compound have a strong hole-transporting ability, and a high hole-transporting rate can reduce a start voltage of a device, and improves the efficiency of an organic light emission device. The asymmetric triarylamine structure can reduce crystallinity and planarity of the molecule, and prevents the molecule from moving on the plane, and thereby thermal stability of the molecule is improved. At the same time, the structure ofthe provided compound makes distribution of electrons and holes in a light-emitting layer more balanced, the hole injection and transport performance is improved under an appropriate HOMO energy level, and a role of electron blocking is played under an appropriate LUMO energy level, and the recombination efficiency of exciton in light-emitting layer is improved.
Owner:JIANGSU SUNERA TECH CO LTD
Compound taking carbazolo ring as core, preparation method and application thereof
InactiveCN111253378AImprove efficiencyImprove thermal stabilityOrganic chemistrySolid-state devicesCarbazoleGlass transition
The invention discloses a compound taking a carbazole ring as a core, a preparation method and application thereof, wherein the structure of the compound is represented by a general formula (1). The compound provided by the invention has high glass transition temperature and molecular thermal stability, proper HOMO and LUMO energy levels and high mobility, and can effectively improve the photoelectric property of an OLED device and prolong the service life of the OLED device by optimizing the structure of the device.
Owner:JIANGSU SUNERA TECH CO LTD
Organic compound using diphenyleneimine as core as well as preparation method and application thereof
InactiveCN110294710ANot easy to crystallizeGood film formingOrganic chemistrySolid-state devicesCrystallinityOrganic electroluminescence
The invention relates to an organic compound using diphenyleneimine as a core as well as a preparation method and application thereof. Through Pi conjugation effect in the compound provided by the invention, the compound has high hollow hole transmission capability; the initial voltage of a device can be reduced through high hollow hole transmission speed; the efficiency of an organic electroluminescence device can be improved. In addition, an unsymmetrical triarylated amine structure can reduce the crystallinity of molecules; the plane performance of the molecules can be reduced; the movementof the molecules on the plane can be prevented, so that the thermal stability of the molecules can be improved. Meanwhile, through a structure of the compound provided by the invention, the distribution of electrons and hollow holes in the luminous layer is more balanced; at the proper HOMO energy stage, the hollow hole injection and transmission performance is improved; at the proper LUMO energystage, the electron blocking effect is achieved, and the compounding efficiency of excitons in a luminous layer is improved; when the compound is used as a luminous function layer material of the OLED luminous device, the diphenyleneimine is matched with the branch chain in the scope of the invention, and the exciton utilization rate and the radiation efficiency can be effectively improved.
Owner:JIANGSU SUNERA TECH CO LTD
Compound taking triarylamine as core, and preparation method and application of compound
ActiveCN110734381AImprove hole transport abilityHigh refractive indexSolid-state devicesSemiconductor/solid-state device manufacturingGlass transitionOrganic chemistry
The invention discloses a compound taking triarylamine as a core, and a preparation method and an application of the compound, and belongs to the technical field of semiconductors. The compound provided by the invention has the structure represented by a general formula (1). The invention also discloses the preparation method and the application of the compound. The compound provided by the invention has relatively high glass transition temperature and molecular thermal stability, proper HOMO and LUMO energy levels and relatively high mobility; and the photoelectric property of an OLED devicecan be effectively improved and the service life of the OLED device can be effectively prolonged by optimizing the structure of the device.
Owner:JIANGSU SUNERA TECH CO LTD
Azabenzene modified organic compound and application thereof
PendingCN111362866AImprove efficiencyReduce crystallinityOrganic chemistrySolid-state devicesChemistryEngineering
The invention discloses an azabenzene modified organic compound and application thereof, and belongs to the technical field of semiconductors, wherein the structure of the azabenzene modified organiccompound is represented by a general formula (I). The invention also discloses application of the organic compound. The organic compound provided by the invention has good thermal stability, high glass transition temperature and appropriate HOMO energy level. A device adopting the organic compound provided by the invention can effectively improve the photoelectric property of an OLED device and prolong the service life of the OLED device through structural optimization.
Owner:JIANGSU SUNERA TECH CO LTD
A compound containing triarylamine structure and organic electroluminescent device prepared therefrom
ActiveCN110577523BImprove hole transport abilityImprove thermal stabilityOrganic chemistrySolid-state devicesElectron holeHole transport layer
Owner:JIANGSU SUNERA TECH CO LTD
Organic compound, application thereof and organic light-emitting diode electroluminescent device
ActiveCN110483564AAppropriate HOMO levelIncreased hole transport rateSilicon organic compoundsSolid-state devicesQuantum efficiencySimple Organic Compounds
The present application provides an organic compound and an application thereof, and an organic light emitting diode electroluminescent device. The organic compound has a suitable HOMO energy level and a high hole transport rate compared with a conventional hole transport material. When the organic compound is applied to a hole transport layer of the organic light-emitting diode electroluminescentdevice, the organic light-emitting diode electroluminescent device has the higher highest current efficiency, higher maximum external quantum efficiency and longer service life.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD
Organic electroluminescence device and preparation method thereof
InactiveCN104659234ASolution to short lifeLarge specific surface areaSolid-state devicesSemiconductor/solid-state device manufacturingIron(III) sulfideMagnesium sulfide
The invention discloses an organic electroluminescence device which comprises a glass substrate, a scattering layer, an anode, a hole injection layer, a hole transmission layer, a light emitting layer, an electron transfer layer, an electron injection layer and a cathode which are overlapped in sequence, wherein the scattering layer consists of a ternary doped layer and a ferric salt doped layer; the ternary doped layer comprises titanium dioxide, a magnesium compound material and a light emitting material; the magnesium compound material is selected from at least one of magnesium fluoride, magnesium oxide and magnesium sulfide; the ferric salt doped layer comprises a ferric salt material and an organic silicon micromolecule material doped in the ferric salt material; the ferric salt material is selected from at least one of ferric chloride, ferric bromide and ferric sulfide; the energy gap of the organic silicon micromolecule material is minus 3.5-minus 5.5eV. The organic electroluminescence device disclosed by the invention is relatively high in light emission efficiency. The invention further provides a preparation method of the organic electroluminescence device.
Owner:OCEANS KING LIGHTING SCI&TECH CO LTD +2
Hole material, OLED display panel containing same and electronic device
InactiveCN110016060AIncrease transfer rateIncreased hole transport rateSolid-state devicesSemiconductor/solid-state device manufacturingInjected materialHole transport layer
The invention relates to a hole material. The hole material comprises a compound of a structure represented by a formula (I). The hole material has a high transport speed of holes or carriers and excellent electrochemical stability. When the hole material is used as the hole transport material of an OLED, the transport speed of holes and carriers can be improved, the obtained product can be used as a hole injecting material after the hole material is doped with a doping material, and more holes can be obtained; and the device voltage can be reduced, and the efficiency and service life of the device are improved.
Owner:EVERDISPLAY OPTRONICS (SHANGHAI) CO LTD
An organic compound with azafluorene as its core, its preparation method and application
ActiveCN110835318BImprove thermal stabilityImprove current efficiencyOrganic chemistrySolid-state devicesSimple Organic CompoundsOrganic electroluminescence
The invention discloses an organic compound with azafluorene as the core, its preparation method and application. The π conjugation effect in the compound provided by the invention makes it have a strong hole transport ability, and the high hole transport rate can reduce the initial voltage of the device and improve the efficiency of the organic electroluminescent device; and the asymmetric triaryl The amine structure can reduce the crystallinity of the molecule, reduce the planarity of the molecule, enhance the rigidity of the molecule, thereby improving the thermal stability of the molecule; Chains can effectively improve the exciton utilization and radiation efficiency.
Owner:JIANGSU SUNERA TECH CO LTD
Aromatic amine derivative and application thereof
PendingCN113461548AImprove luminous efficiencyImprove compound efficiencyOrganic chemistrySolid-state devicesPerylene derivativesSemiconductor technology
The invention relates to an aromatic amine derivative and application thereof, and belongs to the technical field of semiconductors. The structure of the compound is as shown in a general formula (1). The invention also discloses the application of the compound. The compound disclosed by the invention has relatively high hole mobility, proper HOMO energy level, relatively strong film phase state stability and molecular thermal stability, and can effectively prolong the service life of an OLED device and reduce the voltage of the device.
Owner:JIANGSU SUNERA TECH CO LTD
Organic Compounds and Their Applications, Organic Light Emitting Diode Electroluminescent Devices
ActiveCN110483564BAppropriate HOMO levelIncreased hole transport rateSilicon organic compoundsSolid-state devicesQuantum efficiencySimple Organic Compounds
The present application provides an organic compound and its application, and an electroluminescent device of an organic light emitting diode. Compared with traditional hole transport materials, the organic compound has a suitable HOMO energy level and a high hole transport rate. When the organic compound is used in the hole transport layer of the organic light emitting diode electroluminescent device, the organic light emitting diode electroluminescent device has higher maximum current efficiency, higher maximum external quantum efficiency and longer service life.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD
A kind of organic compound containing spirodibenzocycloheptenene fluorene and its application
ActiveCN107586261BImprove hole transport abilityHigh refractive indexOrganic compound preparationSolid-state devicesOrganic compoundPhenyl group
The invention discloses an organic compound containing spirofluorene dibenzocycloheptene and an application of the organic compound. The compound with spirofluorene dibenzocycloheptene as a core is connected with a nitrogen-containing branched chain through phenyl, biphenyl or naphthyl. The compound is not prone to crystallization, has good film-forming property and heat stability and has higher glass transition temperature and proper HOMO and LUMO energy levels; by means of optimization of device structure, photoelectric property of an OLED (organic light emission diode) device can be effectively improved, and the service life of the OLED device can be effectively prolonged, so that application requirements of a panel manufacturing enterprise can be met better.
Owner:JIANGSU SUNERA TECH CO LTD
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