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Organic electroluminescent device containing triazine compound and application thereof
InactiveCN106467522AEase of escapeSmall S1-T1 state energy gap differenceOrganic chemistrySolid-state devicesEnergy transferTriplet state
The invention discloses an organic electroluminescent device containing a triazine compound and application thereof. The device comprises a hole transport layer, a luminescent layer and an electron transfer layer. The luminescent layer material of the device contains a compound containing a triazine group. The structural formula of the compound is as shown in the general formula (1). As the triazine material has small triplet state and singlet energy difference, it is easy to realize energy transfer between host-guest materials, energy originally lost in the form of heat is easy to utilize, radiative transition efficiency of the luminescent layer is enhanced, and high efficiency of the device is easier to obtain. When a doped material is selected as a fluorescent material, luminous radiation of the doped material is easier to obtain, and long life of the material is easier to realize.
Owner:VALIANT CO LTD
Organic light emission diode device containing xanthone compound and application thereof
ActiveCN107068910AEase of escapeSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingEnergy transferTransport layer
The invention discloses an organic light emission diode device containing a xanthone compound and an application thereof. The device comprises a hole transport layer, a light emission layer and an electron transport layer. The material of the light emission layer of the device comprises a compound with xanthone as a core group, and the structural formula of the compound is shown in the general formula (1). According to the material with xanthone as the core group, due to a small triplet and singlet energy difference, energy transfer between host and guest materials can be realized easily, energy that is originally lost in a heat form is easily available, and the high efficiency of the device can be acquired more easily. Further, when a fluorescent material is selected as a doped material, light emission radiation of the doped material is acquired more easily, and a long service life of the material can be acquired more easily.
Owner:VALIANT CO LTD
Organic electroluminescent device taking anthracene as core compound, and applications thereof
InactiveCN108003089ADestroy crystallinityInhibit aggregationOrganic chemistrySolid-state devicesAnthraceneChain structure
The invention discloses an organic electroluminescent device taking anthracene as core compound, and applications thereof. The organic electroluminescent device taking anthracene as core compound comprises a cavity transmission layer, a luminescent layer, and an electron transmission layer; and anthracene is taken as the core compound. Anthracene is combined with a branch chain structure represented by general structure (2), so that it is convenient for energy transmission among host and guest materials, and device high efficiency can be achieved easily; and in addition, the core compound possesses relatively high glass transition temperature and molecule heat stability, and appropriate HOMO and LUMO energy level, device structure optimization is capable of improving OLED device photoelectric properties and prolonging OLED device service life effectively.
Owner:VALIANT CO LTD
Dual-substituent-group-9-fluorenone compound-containing organic light-emitting device and application thereof
ActiveCN107046100AEasy to achieve anti-intersystem crossingAnti-intersystem crossingSolid-state devicesSemiconductor/solid-state device manufacturingEnergy transferChemical compound
The invention discloses a dual-substituent-group-9-fluorenone compound-containing organic light-emitting device and an application thereof. The device comprises a hole transport layer, a light emitting layer and an electron transfer layer; the light emitting layer of the device adopts the material of the dual-substituent-group-9-fluorenone-group-containing compound which is as shown in the general formula (1). The adopted dual-substituent-group-9-fluorenone-group compound has relatively low triplet state and singlet state energy difference, so that energy transfer between host-guest materials can be realized easily; therefore, energy which is originally dissipated in a heat form can be obtained and utilized easily, thereby obtaining high efficiency of a device more easily; and furthermore, when a fluorescent material is selected as a doping material, the light emitting radiation of the doping material can be obtained more easily, thereby achieving long service life of the material more easily.
Owner:JIANGSU SUNERA TECH CO LTD
Organic light emission diode device containing ketone and nitrogen heterocycle compound and application thereof
ActiveCN107068888AEase of escapeEasy to achieve anti-intersystem crossingSolid-state devicesSemiconductor/solid-state device manufacturingKetoneStructural formula
The invention discloses an organic light emission diode device containing a ketone and nitrogen heterocycle compound and an application thereof. The device comprises a hole transport layer, a light emission layer and an electron transport layer. The material of the light emission layer of the device comprises a compound comprising ketone and nitrogen heterocycle groups, and the structural formula of the compound is shown in the general formula (1). According to the ketone and nitrogen heterocycle material, due to a small triplet and singlet energy difference, energy transfer between host and guest materials can be realized easily, energy that is originally lost in a heat form is easily available, the radiative transition efficiency of the light emission layer is enhanced, and the high efficiency of the device can be acquired more easily. Further, when a fluorescent material is selected as a doped material, light emission radiation of the doped material is acquired more easily, and a long service life of the material can be acquired more easily.
Owner:VALIANT CO LTD
Organic light emission diode device containing diaryl ketone compound and application thereof
ActiveCN107068880AEase of escapeEasy to achieve anti-intersystem crossingOrganic chemistrySolid-state devicesDiaryl ketoneHole transport layer
The invention discloses an organic light emission diode device containing a diaryl ketone compound and an application thereof. The device comprises a hole transport layer, a light emission layer and an electron transport layer. The material of the light emission layer of the device comprises a compound comprising diaryl ketone, and the structural formula of the compound is shown in the general formula (1). According to the diaryl ketone material, due to a small triplet and singlet energy difference, energy transfer between host and guest materials can be realized easily, energy that is originally lost in a heat form is easily available, the radiative transition efficiency of the light emission layer is enhanced, and the high efficiency of the device can be acquired more easily. Further, when a fluorescent material is selected as a doped material, light emission radiation of the doped material is acquired more easily, and a long service life of the material can be acquired more easily.
Owner:VALIANT CO LTD
Organic light emission diode device and application thereof
ActiveCN107068887AEase of escapeSmall S1-T1 state energy gap differenceOrganic chemistrySolid-state devicesEnergy transferHost material
The invention discloses an organic light emission diode device and application thereof. The device comprises a hole transport layer, a light emission layer and an electron transport layer. The material of the light emission layer of the device comprises a compound comprising a 1, 8-diazafluoran-9-one group, and the structural formula of the compound is shown in the general formula (1). According to the 1, 8-diazafluoran-9-one material, due to a small triplet and singlet energy difference, energy transfer between host and guest materials can be realized easily, energy that is originally lost in a heat form is easily available, the radiative transition efficiency of the light emission layer is enhanced, and the high efficiency of the device can be acquired more easily. Further, when a 1, 8-diazafluoran-9-one compound material is directly used as a doped material, or the 1, 8-diazafluoran-9-one compound serves as a host material, and a fluorescent material is selected as the doped material, light emission radiation of the doped material is acquired more easily, and a long service life of the material can be acquired more easily.
Owner:VALIANT CO LTD
Organic light emission diode device containing 10, 10-diaryl anthrone compound and application thereof
ActiveCN107068876AEase of escapeSmall S1-T1 state energy gap differenceOrganic chemistrySolid-state devicesStructural formulaHole transport layer
The invention discloses an organic light emission diode device containing a 10, 10-diaryl anthrone compound and an application thereof. The device comprises a hole transport layer, a light emission layer and an electron transport layer. The material of the light emission layer of the device is a compound with 10, 10-diaryl anthrone as a core group, and the structural formula of the compound is shown in the general formula (1). According to the material with the 10, 10-diaryl anthrone as the core group, due to a small triplet and singlet energy difference, energy transfer between host and guest materials can be realized easily, energy that is originally lost in a heat form is easily available, and the high efficiency of the device can be acquired more easily. Further, when a fluorescent material is selected as a doped material, light emission radiation of the doped material is acquired more easily, and a long service life of the material can be acquired more easily.
Owner:VALIANT CO LTD
Compound with spirofluorene as core, preparation method thereof, and application of compound in organic light-emitting device
InactiveCN110272380AHigh glass transition temperaturePolymer thermal stabilityOrganic chemistrySolid-state devicesOrganic electroluminescenceEnergy level
The invention relates to a compound with spirofluorene as a core, a preparation method thereof, and an application of the compound in an organic light-emitting device. The spirofluorene is adopted as the core of the compound, and is connected with an electron-donating group and an electron-withdrawing group in order to easily achieve electron blocking, so the high efficiency of the device can be easily obtained. The compound provided by the invention has a high glass transition temperature, a high molecular thermal stability, a suitable HOMO emerge level and a suitable LUMO energy level, and can effectively improve the photoelectric performances of the OLED and the lifetime of the OLEs by device structure optimization.
Owner:JIANGSU SUNERA TECH CO LTD
Organic electroluminescent device containing chemical compound with dibenzocycloheptene as its core and the application thereof
InactiveCN106684254AReduces the possibility of crystallizationHigh glass transition temperatureSolid-state devicesSemiconductor/solid-state device manufacturingOrganic electroluminescenceChemical compound
The invention discloses an organic electroluminescent device containing a chemical compound with dibenzocycloheptene as its core and the application thereof. The device comprises a hole transport layer, a light emitting layer, and an electron transport layer. The composing material for the light emitting layer contains a chemical compound with dibenzocycloheptene as its core. The optimized dibenzocycloheptene structure used by the chemical compound material matches the branched-chain structures represented by the formula 2, formula 3 and formula 4 to conveniently realize the energy transmission between the subject material and the object material so as to obtain the high efficiency of the device more easily. In addition, the chemical compound of the invention possesses relatively high glass transition temperature and molecular thermal stability as well as a proper HOMO and LUMO energy grade. With the optimization of the device structure, it is possible to effectively raise the optical performance and the service life of an OLED device.
Owner:JIANGSU SUNERA TECH CO LTD
Organic light emission diode device containing mono substituent-9-fluorenone compound and application thereof
ActiveCN107068878ASmall S1-T1 state energy gap differenceEasy to achieve anti-intersystem crossingSolid-state devicesSemiconductor/solid-state device manufacturingEnergy transferStructural formula
The invention discloses an organic light emission diode device containing a mono substituent-9-fluorenone compound and an application thereof. The device comprises a hole transport layer, a light emission layer and an electron transport layer. The material of the light emission layer of the device comprises a compound containing a mono substituent-9-fluorenone group, and the structural formula is shown in the general formula (1). According to the used mono substituent-9-fluorenone group compound, due to a small triplet and singlet energy difference, energy transfer between host and guest materials can be realized easily, energy that is originally lost in a heat form is easily available, and the high efficiency of the device can be acquired more easily. Further, when a fluorescent material is selected as a doped material, light emission radiation of the doped material is acquired more easily, and a long service life of the material can be acquired more easily.
Owner:VALIANT CO LTD
Organic light-emitting device containing triazine and ketone compound and application of organic light-emitting device
ActiveCN106206998AEasy to achieve anti-intersystem crossingSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingKetoneStructural formula
The invention discloses an organic light-emitting device containing a triazine and ketone compound and an application of the organic light-emitting device. The device comprises a hole transport layer, a light-emitting layer and an electron transport layer, wherein a material of the light-emitting layer of the device contains a compound employing triazine and ketone as core groups; and the structural formula of the compound is as shown in a general formula (1). The material employing the triazine and the ketone as the core groups has a relatively small triplet and singlet energy difference, so that energy transfer between a host material and a guest material is easy to implement; the energy which is dissipated in a heat manner in the past is easily obtained; the radiative transition efficiency of the light-emitting layer is improved; and high efficiency of the device is easier to obtain. Furthermore, when a fluorescent material is selected as the doped material, luminous radiation of the doped material is easier to obtain, so that long lifetime of the material is easier to obtain.
Owner:VALIANT CO LTD
Organic electroluminescent device containing acridine spiro anthrone compound, and application of organic electroluminescent device
ActiveCN107093676AEasy to achieve anti-intersystem crossingSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingTriplet stateHole transport layer
The invention discloses an organic electroluminescent device containing an acridine spiro anthrone compound, and the organic electroluminescent device comprises a hole transmission layer, a light-emitting layer, and an electron transmission layer. The material of the light-emitting layer of the device contains an acridine spiro anthrone group compound, and the structural formula of the compound is shown in a general formula (1). The acridine spiro anthrone group compound is smaller in triplet state and singlet state energy difference, so the compound can achieve the energy transmission between host-guest materials easily, enables the energy which is originally dissipated in a mode of heat to be easy to obtain and use, and improves the radiative transition efficiency of the light-emitting layer, thereby enabling the device to be able to obtain high efficiency in an easier way. Furthermore, when the doped material is a fluorescent material, the light-emitting radiation of the doped material is easier to obtain, and the service life of the material is enabled to be long.
Owner:VALIANT CO LTD
A kind of organic electroluminescent device containing ketone and nitrogen heterocyclic compound and its application
ActiveCN107068888BEase of escapeEasy to achieve anti-intersystem crossingSolid-state devicesSemiconductor/solid-state device manufacturingKetoneStructural formula
The invention discloses an organic electroluminescent device containing a ketone and a nitrogen heterocyclic compound. The device includes a hole transport layer, a light-emitting layer, and an electron transport layer. The compound, the structural formula of the compound is shown in general formula (1). The material containing ketones and nitrogen heterocyclic rings in the present invention has a smaller triplet and singlet energy difference, so it is easy to realize energy transfer between host and guest materials, so that the energy originally lost in the form of heat can be easily used, and the light-emitting layer can be improved. Radiation transition efficiency, so that it is easier to obtain high efficiency of the device, and further, when the dopant material is selected as a fluorescent material, it is easier to obtain the luminescent radiation of the dopant material, so that it is easier to obtain a long life of the material.
Owner:VALIANT CO LTD
A kind of organic electroluminescent device containing diaryl ketone compound and its application
ActiveCN107068880BEase of escapeEasy to achieve anti-intersystem crossingOrganic chemistrySolid-state devicesDiaryl ketoneStructural formula
The invention discloses an organic electroluminescent device containing a diaryl ketone compound and its application. The device includes a hole transport layer, a light-emitting layer, and an electron transport layer. The material of the light-emitting layer of the device includes diaryl ketone-containing Compound, the structural formula of the compound is shown in the general formula (1). Because the diaryl ketone group material of the present invention has a smaller energy difference between the triplet state and the singlet state, it is easy to realize the energy transfer between the host and guest materials, so that the energy originally lost in the form of heat is easy to be used, and the radiation of the light-emitting layer is improved. Transition efficiency, so that it is easier to obtain high efficiency of the device, and further, when the dopant material is selected as a fluorescent material, it is easier to obtain the luminescent radiation of the dopant material, so that it is easier to obtain a long life of the material.
Owner:VALIANT CO LTD
An organic electroluminescent device based on 10,10-diaryl anthrone compound and its application
ActiveCN107068876BEase of escapeSmall S1-T1 state energy gap differenceOrganic chemistrySolid-state devicesEnergy transferHole transport layer
Owner:VALIANT CO LTD
A kind of organic electroluminescent device containing disubstituent-9-fluorenone compound and its application
ActiveCN107046100BEasy to achieve anti-intersystem crossingAnti-intersystem crossingSolid-state devicesSemiconductor/solid-state device manufacturingTriplet stateHole transport layer
The invention discloses an organic electroluminescent device containing a double-substituent-9-fluorenone compound and its application. The device comprises a hole transport layer, a light-emitting layer, and an electron transport layer. The material of the light-emitting layer of the device is a double-substituted The compound of base-9-fluorenone group, structural formula is as shown in general formula (1). The disubstituent-9-fluorenone group compound used in the present invention is easy to realize the energy transfer between the host and guest materials because it has a small triplet and singlet energy difference, so that the energy originally dissipated in the form of heat is easy to obtain and utilize. Therefore, it is easier to obtain high efficiency of the device, and further, when the dopant material is selected as a fluorescent material, it is easier to obtain the luminescent radiation of the dopant material, so that it is easier to obtain a long life of the material.
Owner:JIANGSU SUNERA TECH CO LTD
A kind of organic electroluminescent device and its application
ActiveCN107068887BEase of escapeSmall S1-T1 state energy gap differenceOrganic chemistrySolid-state devicesHole transport layerStructural formula
Owner:VALIANT CO LTD
An organic electroluminescent device containing acridone compound and its application
ActiveCN107068881BEase of escapeSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingStructural formulaHole transport layer
The invention discloses an organic electroluminescent device containing an acridone compound. The device comprises a hole transport layer, a light-emitting layer, and an electron transport layer. The material of the light-emitting layer of the device includes a compound containing an acridone group. The structural formula of the compound is shown in general formula (1). Because the acridone material of the present invention has a smaller triplet state and singlet state energy difference, it is easy to realize the energy transfer between the host and guest materials, so that the energy originally lost in the form of heat is easy to be used, and the radiation transition efficiency of the light-emitting layer is improved. , so that it is easier to obtain high efficiency of the device, and further, when the dopant material is selected as a fluorescent material, it is easier to obtain the luminescent radiation of the dopant material, so that it is easier to obtain a long life of the material.
Owner:JIANGSU SUNERA TECH CO LTD
An organic electroluminescent device containing 10,10-diarylanthrone compounds and its application
ActiveCN107068909BEase of escapeSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingHole transport layerStructural formula
The invention discloses an organic electroluminescent device containing 10,10-diaryl anthrone compound and its application. The device comprises a hole transport layer, a light emitting layer and an electron transport layer. The material of the light emitting layer of the device contains 10,10-diaryl anthrone as the core group of the compound, the structural formula of the compound is shown in the general formula (1). The material with 10,10-diaryl anthrone as the core group in the present invention has a small triplet and singlet energy difference, so it is easy to realize the energy transfer between the host and guest materials, so that the energy that is originally lost in the form of heat The energy is easy to use, so it is easier to obtain high efficiency of the device, and further, when the dopant material is selected as a fluorescent material, it is easier to obtain the luminescent radiation of the dopant material, so it is easier to obtain the long life of the material.
Owner:VALIANT CO LTD
Organic light emission diode device containing 10, 10-diaryl anthrone compound and application thereof
ActiveCN107068909AEase of escapeSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingStructural formulaHole transport layer
The invention discloses an organic light emission diode device containing a 10, 10-diaryl anthrone compound and an application thereof. The device comprises a hole transport layer, a light emission layer and an electron transport layer. The material of the light emission layer of the device is a compound with 10, 10-diaryl anthrone as a core group, and the structural formula of the compound is shown in the general formula (1). According to the material with the 10, 10-diaryl anthrone as the core group, due to a small triplet and singlet energy difference, energy transfer between host and guest materials can be realized easily, energy that is originally lost in a heat form is easily available, and the high efficiency of the device can be acquired more easily. Further, when a fluorescent material is selected as the doped material, light emission radiation of the doped material is acquired more easily, and a long service life of the material can be acquired more easily.
Owner:VALIANT CO LTD
Organic light emission diode device containing anthrone compound and application thereof
ActiveCN107068911AEase of escapeSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingEnergy transferHole transport layer
The invention discloses an organic light emission diode device containing an anthrone compound. The device comprises a hole transport layer, a light emission layer and an electron transport layer. The material of the light emission layer of the device comprises a compound comprising an anthrone group, and the structural formula of the compound is shown in the general formula (1). According to the anthrone material, due to a small triplet and singlet energy difference, energy transfer between host and guest materials can be realized easily, energy that is originally lost in a heat form is easily available, the radiative transition efficiency of the light emission layer is enhanced, and the high efficiency of the device can be acquired more easily. Further, when a fluorescent material is selected as a doped material, light emission radiation of the doped material is acquired more easily, and a long service life of the material can be acquired more easily.
Owner:VALIANT CO LTD
A kind of organic electroluminescent device containing acridine spiroanthrone compound and its application
ActiveCN107093676BEasy to achieve anti-intersystem crossingSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingTriplet stateStructural formula
The invention discloses an organic electroluminescence device containing acridine spiroanthrone compound, the device includes a hole transport layer, a light emitting layer, and an electron transport layer, and the material of the light emitting layer of the device includes a group containing acridine spiro anthrone The compound, the structural formula of the compound is shown in general formula (1). Because the acridine spiroanthrone group material of the present invention has a small energy difference between the triplet state and the singlet state, it is easy to realize the energy transfer between the host and guest materials, so that the energy originally lost in the form of heat is easy to be used, and the light-emitting layer can be improved. Radiation transition efficiency, so that it is easier to obtain high efficiency of the device, and further, when the dopant material is selected as a fluorescent material, it is easier to obtain the luminescent radiation of the dopant material, so that it is easier to obtain a long life of the material.
Owner:VALIANT CO LTD
A kind of organic electroluminescent device containing monosubstituent-9-fluorenone compound and its application
ActiveCN107068878BEasy to achieve anti-intersystem crossingSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingStructural formulaHole transport layer
The invention discloses an organic electroluminescent device containing a single-substituent-9-fluorenone compound and its application. The device comprises a hole transport layer, a light-emitting layer, and an electron transport layer. The material of the light-emitting layer of the device contains a single The compound of the substituent 9-fluorenone group has a structural formula as shown in general formula (1). The single substituent-9-fluorenone group compound used in the present invention is easy to realize the energy transfer between the host and guest materials because of the small triplet and singlet energy difference, so that the energy originally dissipated in the form of heat is easy to obtain and utilize. Therefore, it is easier to obtain high efficiency of the device, and further, when the dopant material is selected as a fluorescent material, it is easier to obtain the luminescent radiation of the dopant material, so that it is easier to obtain a long life of the material.
Owner:VALIANT CO LTD
An organic electroluminescent device containing azaphenyl compound and its application
ActiveCN106221691BEasy to achieve anti-intersystem crossingEase of escapeOrganic chemistrySolid-state devicesElectron holeHole transport layer
The invention discloses an organic electroluminescent device containing an azaphenyl compound, which comprises a hole transport layer, a light-emitting layer, and an electron transport layer, and the material of the light-emitting layer of the device comprises a compound containing an azaphenyl group , the structural formula of the compound is shown in general formula (1). Because the azaphenyl group material of the present invention has a smaller energy difference between the triplet state and the singlet state, it is easy to realize the energy transfer between the host and guest materials, so that the energy originally lost in the form of heat is easy to be used, and the radiative transition of the light-emitting layer is improved. Efficiency, so that it is easier to obtain high efficiency of the device, and further, when the dopant material is selected as a fluorescent material, it is easier to obtain the luminous radiation of the dopant material, so that it is easier to obtain a long life of the material.
Owner:JIANGSU SUNERA TECH CO LTD
A kind of organic electroluminescent device containing triazine and ketone compound and its application
ActiveCN106206998BEasy to achieve anti-intersystem crossingSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingKetoneHole transport layer
The invention discloses an organic electroluminescent device containing triazine and ketone compounds and its application. The device comprises a hole transport layer, a light emitting layer and an electron transport layer. The compound of the core group, the structural formula of the compound is shown in the general formula (1). The material with triazine and ketone as the core group in the present invention has a small triplet and singlet energy difference, so it is easy to realize the energy transfer between the host and guest materials, so that the energy originally lost in the form of heat is easy to be used. Improve the radiative transition efficiency of the light-emitting layer, so that it is easier to obtain high efficiency of the device, and further, when the dopant material is selected as a fluorescent material, it is easier to obtain the luminescent radiation of the dopant material, so that it is easier to obtain the long life of the material.
Owner:VALIANT CO LTD
A kind of organic electroluminescent device containing 9,10-anthraquinone compound and its application
ActiveCN107068877BEasy to achieve anti-intersystem crossingSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingHole transport layerStructural formula
Owner:VALIANT CO LTD
A kind of organic electroluminescent device containing triazine compound and its application
ActiveCN107068879BEase of escapeSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingElectron holeTriazine
The invention discloses an organic electroluminescent device containing a triazine compound and its application. The device includes a hole transport layer, a light-emitting layer, and an electron transport layer. The material of the light-emitting layer of the device includes a compound containing a triazine group. The structural formula of the compound is shown in general formula (1). Because the triazine material of the present invention has a smaller energy difference between the triplet state and the singlet state, it is easy to realize the energy transfer between the host and guest materials, so that the energy originally lost in the form of heat is easy to be used, and the radiative transition efficiency of the light-emitting layer is improved. Therefore, it is easier to obtain high efficiency of the device, and further, when the dopant material is selected as a fluorescent material, it is easier to obtain the luminescent radiation of the dopant material, so that it is easier to obtain a long life of the material.
Owner:VALIANT CO LTD
An organic electroluminescent device containing oxygen xanthone compounds and its application
ActiveCN107068910BEase of escapeSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingXanthoneStructural formula
Owner:VALIANT CO LTD
Organic light emission diode device containing acridone compound and application thereof
ActiveCN107068881AEase of escapeSmall S1-T1 state energy gap differenceSolid-state devicesSemiconductor/solid-state device manufacturingHole transport layerStructural formula
The invention discloses an organic light emission diode device containing an acridone compound. The device comprises a hole transport layer, a light emission layer and an electron transport layer. The material of the light emission layer of the device comprises a compound containing an acridone group, and the structural formula of the compound is shown in the general formula (1). According to the acridone material, due to a small triplet and singlet energy difference, energy transfer between host and guest materials can be realized easily, energy that is originally lost in a heat form is easily available, the radiative transition efficiency of the light emission layer is enhanced, and the high efficiency of the device can be acquired more easily. Further, when a fluorescent material is selected as a doped material, light emission radiation of the doped material is acquired more easily, and a long service life of the material can be acquired more easily.
Owner:JIANGSU SUNERA TECH CO LTD
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