Product
Eureka
For R&D, Eureka makes reading and utilizing patents & technical documents easy.
Eureka AIR
Designed for self-driven R&D workflows. Generate viable solutions, solve complex R&D challenges, empower your innovation with AI.
Eureka Materials
Designed for material experts only. Revolutionize your material R&D, from search, analyze, to developing new materials.
Feature
TechResearch
Generate reliable direction feasibility study reports for your R&D in just a few steps.
TechSeek
Discover and master advanced knowledge NOW. Basics, ideas, possibilities, all at once.
TechMind
As an expert in R&D Theories, TechMind can generates customized viable solutions instantly.
TechRisk
Analyze your overall solution with one click, know your potential R&D risks in advance.
TechMonitor
Get weekly tech updates, stay abreast of the latest tech innovations and key insights.
Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
125 results about "Naphthalene diimide" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Naphthalene diimide containing 2-(1,3-dithio/seleno-2-subunit)ethylcyanide conjugate structure unit and derivatives thereof
ActiveCN104230953ASynthetic preparation is simpleHigh purityOrganic chemistrySolid-state devicesDevice PropertiesStructural unit
The invention provides a naphthalene diimide containing 2-(1,3-dithio / seleno-2-subunit)ethylcyanide conjugate structure unit and derivatives thereof, particularly compounds disclosed as Formula (A), wherein the groups are defined in the specification. The monomer can be used for preparing a series of polymers (dimers or polymers) with favorable device properties; and the polymers can be used for preparing organic photoelectric devices with favorable properties.
Owner:SHANGHAI INST OF ORGANIC CHEM CHINESE ACAD OF SCI
Heterocyclic-sulfur fused naphthalenetetracarboxylic acid diimide derivatives, preparation method and application thereof
InactiveCN101885732ASynthetic preparation is simpleHigh purityOrganic chemistrySolid-state devicesOrganic solar cellOrganic field-effect transistor
The invention heterocyclic-sulfur fused naphthalenetetracarboxylic acid diimide derivatives, a preparation method and application thereof. In the preparation method, 2,3,6,7-tetrabromo-naphthalene diimide reacts with 2-alkyl cyanoacetate-ethylene-1,1-dithiol sodium salt, 2-mandelonitrile-ethylene-1,1-dithiol sodium salt or 2-(4-phenylacetonitrile bromide)-ethylene-1,1-dithiol sodium salt to prepare 1,3-heterocyclic-disulfide fused naphthalenetetracarboxylic acid diimide derivatives; and the 2,3,6,7-tetrabromo-naphthalene diimide reacts with 1,2-dicyanoethylene-1,2-dithiol sodium salt to prepare 1,4-dithiin cyclohexadiene-2,3-dinitrile fused naphthalenetetracarboxylic acid diimide derivatives, which further reacts to prepare alpha,beta-dicyanothiophene fused naphthalenetetracarboxylic acid diimide derivatives. The compounds are n-type organic semiconductor materials, and have wide application prospect in the field of organic electronics (organic field effect transistors, organic solar cells and the like).
Owner:SHANGHAI INST OF ORGANIC CHEM CHINESE ACAD OF SCI +1
Organic semiconducting compositions and n-type semiconductor devices
ActiveUS20110180784A1Easy to controlOperational stability can be improvedNaphthalimide/phthalimide dyesConductive materialPolymer scienceDevice material
An organic semiconducting composition consists essentially of an N,N-dicycloalkyl-substituted naphthalene diimide and a polymer additive comprising an insulating or semiconducting polymer having a permittivity at 1000 Hz of at least 1.5 and up to and including 5. This composition can be used to provide a semiconducting layer in a thin-film transistor that can be incorporated into a variety of electronic devices.
Owner:EASTMAN KODAK CO
Method of making n-type semiconductor devices
ActiveUS20110183462A1Easy to controlOperational stability can be improvedNaphthalimide/phthalimide dyesSolid-state devicesPolymer scienceOrganic semiconductor
An organic semiconducting composition consists essentially of an N,N-dicycloalkyl-substituted naphthalene diimide and a polymer additive comprising an insulating or semiconducting polymer having a permittivity at 1000 Hz of at least 1.5 and up to and including 5. This composition can be used to provide a semiconducting layer in a thin-film transistor that can be incorporated into a variety of electronic devices.
Owner:EASTMAN KODAK CO
Naphthalene-diimide-heterocycle-naphthalene diimide oligomers as organic semiconductors and transistors therefrom
InactiveUS20140021448A1Unexpectedly stable performanceHigh and/or superior electron mobility valuesOrganic chemistrySolid-state devicesOligomerOrganic semiconductor
The various inventions and / or their embodiments disclosed herein relate to certain naphthalene diimide (NDI) compounds wherein the NDI groups are bonded to certain subclasses of bridging heteroaryl (hAr) groups, such as the “NDI-hAr-NDI” oligomeric compounds, wherein hAr is a heteroaryl group chosen to provide desirable electronic and steric properties, and the possible identities of the “Rz” terminal peripheral substituent groups are described herein. Transistor and inverter devices can be prepared.
Owner:GEORGIA TECH RES CORP
Nanometer photo-catalyst used in producing hydrogen by decomposing water under visible light response and application of nanometer photo-catalyst
InactiveCN104028308AExcellent thermalImprove stabilityMaterial nanotechnologyOrganic-compounds/hydrides/coordination-complexes catalystsSolar lightUltraviolet lights
The invention discloses a nanometer photo-catalyst used in producing hydrogen by decomposing water under visible light response and application of the nanometer photo-catalyst. The catalyst is a nanocomposite which is formed by taking a one-dimensional organic semiconductor nanofiber as a framework, coating the surface of the framework with an inorganic semiconductor titanium dioxide nanolayer and uniformly loading platinum nanoparticles, wherein the organic semiconductor nanofiber is prepared by self-assembling super molecules of perylene diimide and cycle-expanding derivatives, naphthalene diimide derivatives or hexabenzobenzene diimide derivatives with the photochemical stability, D-A structures and visible light response, then titanium dioxide is directly loaded in situ in a body phase organic solution and platinum is reduced and deposited through ultraviolet light in a photo-catalysis aqueous solution system. The catalyst is novel in structure, low in cost and available; the preparation process of the catalyst is simple, environmentally-friendly, low in energy consumption and suitable for preparation in scales; the catalyst is capable of decomposing water in the visible light to prepare the hydrogen, has the actual and wide application prospects in preparation of the hydrogen through decomposing the water in solar light and provides a novel idea and an important reference for forming an efficient photo-catalyst responding to the visible light.
Owner:XINJIANG TECHN INST OF PHYSICS & CHEM CHINESE ACAD OF SCI
Carbonyl conjugated heterocyclic compound and preparation and application
ActiveCN106518871AThe synthesis method is simpleAvoid high demandsOrganic chemistryCell electrodesHigh rateNaphthalenetetracarboxylic dianhydride
The invention belongs to the field of lithium ion battery materials, and discloses a carbonyl conjugated heterocyclic compound and preparation and application. The carbonyl conjugated heterocyclic compound is N,N'-diphenyl-1,4,5,8-naphthalimide, and has a structural formula shown as a formula (I). A preparation method comprises the following steps: dissolving 1,4,5,8-naphthalenetetracarboxylic dianhydride in a solvent, stirring to mix uniformly, dropwise adding phenylamine and trithylamine, stirring and performing a refluxing reaction until brown precipitate is generated; separating and washing the precipitate, recrystallizing, washing and drying in vacuum to obtain a product. In the preparation method, a product is prepared through a one-pot reaction, and a synthetic method is simple and feasible, is low in cost, has high yield, saves energy and is environment-friendly. The prepared N,N'-diphenyl-1,4,5,8-naphthalimide has high discharging capacity, high cycling stability and high rate performance after thermal treatment, and is a promising positive electrode material for a lithium ion battery. The formula (I) is shown in the description.
Owner:SOUTH CHINA NORMAL UNIVERSITY
N-type conjugated polymer containing oligomeric ethylene glycol side chain modified naphthalene diimide unit and application of conjugated polymer in organic photoelectric devices
InactiveCN109021214AGood lookingImprove fill factorSolid-state devicesSemiconductor/solid-state device manufacturingPolymer scienceSide chain
The invention relates to an N-type conjugated polymer containing an oligomeric ethylene glycol side chain modified naphthalene diimide unit and an application of the conjugated polymer in organic photoelectric devices. A structural formula of the N-type conjugated polymer containing the oligomeric ethylene glycol side chain modified naphthalene diimide unit is shown in the specification; wherein Ar1 and Ar2 are aromatic groups; R1 and R2 are H, C1-50 alkyl straight or branched chains; m is an integer with a range of 1-10; x is greater than 0 and less than 1, y is greater than 0 and less than 1, and the sum of x and y is 1; and n is a natural number with a range of 1-10000. The polymer has suitable electron transport properties and is suitable for use in the organic photoelectric devices with suitable blend film morphology, and the produced device has high performance and / or good long-term stability.
Owner:SOUTH CHINA UNIV OF TECH
Preparation method and application of fluorescent compound having sensing ability to aniline and o-toluidine gas, and fluorescent film with the same
ActiveUS20190062629A1Easy to operateImprove stabilityOrganic chemistryFluorescence/phosphorescenceSolubilityTerra firma
The present invention discloses a fluorescent compound having a sensing ability to aniline and o-toluidine, a preparation method thereof, a preparation method and application of a fluorescent sensing film. The compound contains a naphthalenediimide (NDI) unit, two alkynyl aniline conjugate fragments and two long alkyl chain fragments; compared with perylene anhydride (PDI), naphthalenediimide (NDI) has better solubility, rich photophysical property, good photochemical stability and strong π-π stacking effect; these building units make the prepared fluorescent compound have supramolecular characteristics and more abundant gelling behavior and assembly behavior. Therefore, the sensing film prepared with the fluorescent compound is controllable in the microstructure, good in stability, high in sensitivity, long in service life and able to be repeatedly used. The present invention achieves the sensitive detection of aniline, and more importantly, the detection is completely reversible, so as to lay the solid foundation for the realization of aniline fluorescence sensor.
Owner:SHAANXI NORMAL UNIV
Preparation method of metal complex lithium ion battery electrode material
ActiveCN107611439ANovel structureStable structureElectrode manufacturing processesFinal product manufactureMass ratioCopper foil
Owner:QUJING NORMAL UNIV
Supramolecular Complex of Pyridylnaphthalenediimide with Zinc Porphyrin Dendrimer Having Multiplicity of Artificial Photosynthetic Reaction Center
InactiveUS20070227590A1Improve light-harvesting capabilityImprove lighting effectsGroup 8/9/10/18 element organic compoundsOrganic-compounds/hydrides/coordination-complexes catalystsSeparated stateDendrimer
A light energy conversion system having a multiplicity of artificial photosynthetic reaction centers and exhibiting a high light-harvesting capability and charge separation capability, constructed by the use of a zinc porphyrin dendrimer supramolecular complex formed by the use of a coordinate bond. Using a zinc porphyrin dendrimer as a spherical zinc porphyrin oligomer, a supramolecule with pyridylnaphthalenediimide was constructed. With respect to the zinc porphyrin dendrimer / pyridylnaphthalenediimide supramolecule, when photoexcitation of the zinc porphyrin was realized, a charge-separated state was generated by photoinduced electron transfer and the lifetime thereof was strikingly long, up to 830 microseconds.
Owner:JAPAN SCI & TECH CORP
Bis(1,3-dithiol-2-carbonyl) fused naphthyl imide derivative and synthesis method thereof
The invention relates to a bis(1,3-dithiol-2-carbonyl) fused naphthyl imide derivative and a synthesis method thereof, in particular to a method for synthesizing a bis(1,3-dithiol-2-carbonyl) fused naphthyl imide intermediate by performing nucleophilic substitution on halogenated naphthyl imide and carrying out imine hydrolysis under the circumstance that 2,3,6,7-naphthyl imide is taken as a raw material and N-methyl imine dithiocarbonic acid alkali metal salt as a sulfurizing agent. The bis(1,3-dithiol-2-carbonyl) fused naphthyl imide derivative is a kind of an important organic photoelectric material intermediate; according to the synthesis method of the bis(1,3-dithiol-2-carbonyl) fused naphthyl imide derivative, transition metal catalysis, high temperature, water absence, oxygen absence and other severe conditions required for the conventional sulfur atom introduction method are avoided; not only is an intermediate which is simple in structure and easy to derive provided, but also a novel method for conveniently synthesizing bis(1,3-dithiol-2-carbonyl) fused naphthyl imide in a relatively large scale is provided.
Owner:INST OF CHEM CHINESE ACAD OF SCI
Organic semiconducting compositions and N-type semiconductor devices
ActiveUS8212243B2Improve performanceEasy to controlNaphthalimide/phthalimide dyesSolid-state devicesDevice materialPermittivity
An organic semiconducting composition consists essentially of an N,N-dicycloalkyl-substituted naphthalene diimide and a polymer additive comprising an insulating or semiconducting polymer having a permittivity at 1000 Hz of at least 1.5 and up to and including 5. This composition can be used to provide a semiconducting layer in a thin-film transistor that can be incorporated into a variety of electronic devices.
Owner:EASTMAN KODAK CO
Benzene-naphthalene diimide derivative, preparation method and its application
InactiveCN101550104AGood film-forming propertiesImprove mobilityOrganic chemistryNaphthalimide/phthalimide dyesBenzeneElectron injection
The invention discloses a benzene-naphthalene diimide derivative, preparation method and its application. The benzene-naphthalene diimide derivative has the structure as shown in the right. The compound has good film-forming properties, higher mobility and fluorescent efficiency, stable narrow-band light-emitting properties, excellent electron injection and transport capacity. The preparation method uses amidation, Miyaura boric acid esterification, Suzuki coupling and other organic synthesis reactions, the preparation process is simple, and the product yield is high. The benzene-naphthalene diimide derivative can be applied in optoelectronic device fabrication.
Owner:SHENZHEN UNIV
Photochromic metal organic frameworks for inkless and erasable printing
ActiveUS20180143525A1Reasonable timeOrganic chemistryDuplicating/marking methodsMetal-organic frameworkPhotochromism
The present invention disclose photochromic metal organic frameworks (MOFs) containing photochromic 1,4,5,8-naphthalenediimide (NDI) core and metal ions selected from Mg, Ca or Sr. The developed MOFs find application in inkless and erasable printing wherein they retain the photogenerated colour for a prolonged period of time so that the printed content remains legible / readable for reasonable time.
Owner:COUNCIL OF SCI & IND RES
Heterocyclic-sulfur fused naphthalene diimide compounds, preparation method and application thereof
InactiveCN102351879AThe synthesis method is simpleLow reaction temperatureOrganic chemistrySolid-state devicesOrganic solventSulfur
The invention relates to bis[2-(1, 3-dithiocyclopenta-2-ylidene) malononitrile] fused naphthalene diimide compounds, a preparation method and application thereof. The compounds have a structure as shown in the following formula. Tetrabromothalene dianhydride, and 2, 2-dicyano-ethene-1, 1-dithiolate, as well as organic amine are subjected to a reaction in an organic solvent, so as to prepare the bis[2-(1, 3-dithiocyclopenta-2-ylidene) malononitrile] fused naphthalene diimide compounds by a one pot process. The compounds can be symmetrical N- substituted and asymmetrical N- substituted compounds. The compounds can be adopted as an n-type organic semiconductor material, and a transistor of a solution cast film made of this material has mobility up to 0.65cm<2> / Vs. Also with good environmental stability, the compounds have extensive application prospects in the field of organic electronics.
Owner:SHANGHAI INST OF ORGANIC CHEM CHINESE ACAD OF SCI +1
Method for preparing sulfur heterocyclic condensed naphthalimide derivants in one-pot method
The invention relates to a method for preparing sulfur heterocyclic condensed naphthalimide derivants in a one-pot method. Tetrabromo naphthalic dianhydride, 2,2-dicyan-ethylene-1,1-bithiolate and organic amine are reacted in an organic solvent at the temperature of a room temperature to 80 DEG C, sulfur heterocyclic condensed naphthalimide derivants are prepared in the one-pot method, and the derivants can be symmetric N-substituent and asymmetric N-substituent compounds. The preparation method disclosed by the invention is easy to operate, has mild reaction conditions and strong universality, and can be used for preparing sulfur heterocyclic condensed naphthalimide high-performance n-type organic semiconductor materials with different N-substituent groups efficiently at low cost.
Owner:SHANGHAI INST OF ORGANIC CHEM CHINESE ACAD OF SCI +1
N-type conjugated polymer containing quinoid structure and application of N-type conjugated polymer to organic photoelectric device
InactiveCN107325266AHigh absorption coefficientIncrease photocurrentSolid-state devicesSemiconductor/solid-state device manufacturingOrganic solar cellHigh absorption
The invention relates to an n-type conjugated polymer containing a quinoid structure and the application of the n-type conjugated polymer to an organic photoelectric device. The conjugated polymer comprises three parts, and naphthalimide and a conjugated unit form a bithiophene group of the quinoid structure. The conjugated polymer has a wider absorption spectrum and a higher absorption coefficient, and can be used in an efficient organic solar cell as an efficient electron acceptor. A bithiophene unit capable of forming the quinoid structure is introduced into the n-type semiconductor conjugated polymer, so that the absorption coefficient of the polymer is greatly increased, the absorption spectrum is expanded, and the light current of a cell device and the efficiency of the cell device are greatly improved; the novel n-type conjugated polymer containing the quinoid structure, serving as the electron receptor, can reach the balance of the short-circuit current, the open-circuit voltage and the fill factor, and can be used to prepare the all-polymer solar cell with the energy exchange efficiency higher than 10%, and the performance of the cell greatly exceeds the performance of a cell with the existing receptor.
Owner:SOUTH CHINA UNIV OF TECH
Conjugate PI bridge connected furan based n-type conjugated polymer and application thereof in organic photoelectric devices
InactiveCN107674180AHigh absorption coefficientIncrease photocurrentSolid-state devicesSemiconductor/solid-state device manufacturingFuranOrganic solar cell
The invention relates to a conjugate PI bridge connected furan based n-type conjugated polymer and an application thereof in organic photoelectric devices. The conjugated polymer consists of two parts, i.e., naphthalimide and a conjugate PI bridge connected furan structure. The conjugated polymer has a relatively wide absorption spectrum, a relatively great absorption coefficient and relatively high electron mobility and can be applied to efficient organic solar cells as an efficient electron acceptor. According to the conjugate PI bridge connected furan based n-type conjugated polymer and theapplication thereof in the organic photoelectric devices, the D-A copolymerized n-semiconductor conjugated polymer is designed, thus, the absorption coefficient of the polymer can be greatly increased, the absorption spectrum is widened, the photocurrent of cell devices and the efficiency of the cell devices can be greatly improved; and the novel n-type conjugated polymer can achieve the equilibrium of short-circuit current, open-circuit voltage and packing factor as the electron acceptor, full-polymer solar cells with the energy conversion efficiency exceeding 10% are prepared, and the performance of the full-polymer solar cells is far superior to that of cells based on the existing acceptors.
Owner:SOUTH CHINA UNIV OF TECH
Fluorene-naphthalene imide derivative compound and its application
InactiveCN1526702ALuminous properties are stableEasy injectionOrganic chemistrySolid-state devicesChemical structureImide
The present invention combines 4-(N, N-dimethylamino)-1, 8-naphthalene imide and fluorene in the same compound, and prepares fluorene-containing 4-(N, N-dimethylamino)-1, 8-naphthalene imide derivative through the synthesis path of Ulman ammonation and amidation. The compound has its chemical structure expressed via element analysis, infrared spectrum and nuclear magnetic resonance, electrochemical property expressed in cyclic voltametry and photophysical property researched in ultraviolet absorption spectrum and fluorescent spectrum. Its application in organic electroluminescence is researched, and experiments shows that the compound has excellent comprehensive performance as electronic transmitting material and yellow and green electroluminescent material.
Owner:INST OF CHEM CHINESE ACAD OF SCI
Preparation method of naphthalimide-based metal organic framework film, and application of naphthalimide-based metal organic framework film in hydrazine hydrate detection
ActiveCN110643049AChange crystal structureEasy to identifyMaterial analysis by observing effect on chemical indicatorHydration reactionMetal-organic framework
The invention belongs to the field of porous material synthesis and application, and particularly relates to a preparation method of a naphthalimide-based metal organic framework film, and an application of the naphthalimide-based metal organic framework film in hydrazine hydrate detection. The naphthalimide-based metal organic framework film is prepared from a ligand containing a naphthalimido group, zinc nitrate hexahydrate, N,N-dimethylformamide, water, ethanol and an FTO glass coated with nanometer zinc oxide in a disposable scintillation bottle by a hydrothermal technology. The prepared film has a good recognition effect on hydrazine hydrate steam. The method has the advantages of novelty, uniqueness, simple experimental steps are simple, avoiding of a complex post-treatment process,and obtaining of the required film through a one-step reaction, and the prepared film provides a good application prospect for the material in the fields of ion recognition and the like.
Owner:FUZHOU UNIV
Block copolymer with naphthalene bisimide and indacen cyanindanone as main chain structure and application of block copolymer in organic photovoltaic device
ActiveCN108084405ANeatly stackedHigh absorption coefficientSolid-state devicesSemiconductor/solid-state device manufacturingFuranPyridazine
The invention belongs to the field of polymer photoelectric materials and discloses a block copolymer with naphthalene bisimide and indacen cyanindanone as a main chain structure and application of the block copolymer in an organic photovoltaic device. A structural formula of the copolymer is shown in the description, wherein n is a positive integer smaller than or equal to a million, X is largerthan 0 and smaller than or equal to 1, R1, R2, R3, R4, R5, R6 are same or different alkyl chain, A and B are of a conjugated unit structure and are identically or differently at least one of thiophene, furan, bithiophene, bifuran, thienofuran, thiophthene, o-furan and structural derivatives thereof, and C is an aromatic ring and is at least one of benzene, thiophene, furan, selenophen, pyrrole, thiazole, imidazole, pyridine, pyrazine, pyrimidine and pyridazine. The polymer can have relatively regular stacking and also relatively high absorption coefficient, can be used for an efficient organicphotovoltaic device as an efficient electron acceptor and effectively improves the performance of the device.
Owner:东莞伏安光电科技有限公司
Method of making N-type semiconductor devices
ActiveUS8309394B2Improve performanceEasy to controlOrganic chemistryNaphthalimide/phthalimide dyesPolymer sciencePermittivity
Owner:EASTMAN KODAK CO
Naphthalene-diimide-heterocycle-naphthalene diimide oligomers as organic semiconductors and transistors therefrom
InactiveCN103889985ATin organic compoundsFinal product manufactureNaphthalene diimideOrganic semiconductor
The various inventions and / or their embodiments disclosed herein relate to certain naphthalene diimide (NDI) compounds wherein the NDI groups are bonded to certain subclasses of bridging heteroaryl (hAr) groups, such as the "NDI-hAr-NDI" oligomeric compounds, wherein hAr is a heteroaryl group chosen to provide desirable electronic and steric properties, and the possible identities of the "Rz" terminal peripheral substituent groups are described herein. Transistor and inverter devices can be prepared.
Owner:GEORGIA TECH RES CORP
Copolymer containing diketopyrrolopyrrole and naphthalene diimide, and preparation method and application thereof
InactiveCN103865040ASimple processSuitable for industrial productionOrganic chemistrySolid-state devicesSolubilityOrganic solar cell
The invention relates to a copolymer containing diketopyrrolopyrrole and naphthalene diimide , and the structural formula is shown in the specification. In the structural formula, n is a natural number between 1 to 100, R1 is C1-C20 alkyl or a structure shown in the specification, R2, R3 and R4 are H, C1-C20 alkyl or C1-C20 alkyloxy, and R5, R6 and R7 are H or C1-C20 alkyl. The above conjugated polymer has the characteristics of wide light absorption scope, high carrier mobility, good solubility and the like, and is applicable to fields of organic solar cells, organic electroluminescence, organic field effect transistor and the like. Additionally, the invention also provides a preparation method of the copolymer containing diketopyrrolopyrrole and naphthalene diimide .
Owner:OCEANS KING LIGHTING SCI&TECH CO LTD +2
Novel n-type quinoid-structure small molecule and application thereof in organic photoelectric devices
ActiveCN107793423APromote absorptionHigh electron mobilityOrganic chemistrySolid-state devicesHigh absorptionPhotocurrent
The invention relates to a novel n-type quinoid-structure small molecule and application thereof in organic photoelectric devices. The novel n-type quinoid-structure small molecule is composed of three parts, namely naphthalimide, a pyromellitic tetramine group that may form quinoid structure and terminal benzoheterocycle; the novel n-type quinoid-structure small molecule that is a conjugated small molecule has high absorption coefficient and electron migration rate and may serve as an efficient electron receptor in efficient organic photovoltaic devices. The quinoid small molecule is designedherein, absorption coefficient of a polymer can be greatly increased, photoelectric current and battery device efficiency of a battery device are greatly increased; the novel quinoid small molecule may act as the electron receptor to arrive at balance among short circuit current, open circuit voltage and filling factor, an organic photovoltaic device with energy conversion efficiency of higher than 10% can be prepared, and the organic photovoltaic device is far beyond existing naphthalimide batteries in terms of performance.
Owner:SOUTH CHINA UNIV OF TECH
Preparation method of (1,3-dithio-2-carbonyl)-condensed naphthaldiimide/carbon nanotube composite thermoelectric material
ActiveCN106058034AEasy to achieve large-scale preparationOvercome the disadvantages of poor solubility and difficulty in uniform dispersionEnergy inputThermoelectric device junction materialsThermoelectric materialsAlcohol
The invention relates to a preparation method of a (1,3-dithio-2-carbonyl)-condensed naphthaldiimide / carbon nanotube composite thermoelectric material, and especially relates to a preparation method for forming a composite thermoelectric material by physically mixing naphthaldiimide derivatives with a carbon nanotube under the condition that ethanol / methyl chloride is taken as a mixed solvent. According to the preparation method, by taking the carbon nanotube as a base material, the naphthaldiimide derivatives as organic components and the ethanol / methyl chloride as the mixed solvent, at a room temperature, the (1,3-dithio-2-carbonyl)-condensed naphthaldiimide / carbon nanotube composite thermoelectric material is prepared through mechanical mixing. According to the invention, naphthaldiimide micromolecules with good dissolvability are compounded with the carbon nanotube with high conductivity, and the provided novel preparation method of the (1,3-dithio-2-carbonyl)-condensed naphthaldiimide / carbon nanotube composite thermoelectric material has the advantages of simple operation and good component dispersing uniformity and film forming ability.
Owner:BEIJING INSTITUTE OF CLOTHING TECHNOLOGY +2
Organic semiconductor material composition and semiconductor layer of organic field effect transistor and preparation method for semiconductor layer
InactiveCN107170885ASuitable viscositySuitable surface tensionOrganic semiconductors manufacture/treatmentSolid-state devicesOrganic field-effect transistorLow voltage
The invention relates to an organic semiconductor material composition and a semiconductor layer of an organic field effect transistor and a preparation method for the semiconductor layer. The organic semiconductor material composition comprises a naphthalimide derivative, a polymer additive and an organic solvent. The organic semiconductor material composition disclosed in the invention can prepare the semiconductor layer of the organic field effect transistor by adopting film dropping or ink jetting and printing methods, so that preparation of the organic field effect transistor by adopting an all-soliton method or even an all-printing method can be realized, and production efficiency and production scale can be improved and enlarged; and in addition, the composition is high in stability in the air, the prepared semiconductor layer is high in crystallization property, the performance of the transistor can be improved, and operation of the organic field effect transistor at a low voltage (less than or equal to 5V) can be realized. Particularly, the semiconductor composition disclosed in the invention adopts the non-chlorine solvent which has relatively low pollution to environment and human body, so that the chlorine-containing solvent which cannot be degraded by microbe in environment easily and is commonly used in the existing organic semiconductor field can be replaced.
Owner:SHANGHAI MI FANG ELECTRONICS LTD
Electrophtography photosensor and image forming device
InactiveCN101799641AEvenly dispersedExcellent sensitivity characteristicsElectrography/magnetographyImage formationElectron
The invention realizes an electrophotography photosenor having excellent photosensitivity, and an image forming device having the photosenor. The electrophotography photosenor of the invention includes a photosensitive layer containing bonding resin, electron transport agent and charge generating agent, and characterized in that: the electron transport agent contains derivatives of tetrabasic naphthalene diimide represented by the formula 1.
Owner:KYOCERA DOCUMENT SOLUTIONS INC
Specific n and p active materials for organic photoelectric conversion layers in organic photodiodes
The field of the DISCLOSURE lies in active materials for organic image sensors. The present disclosure relates to naphtalene diimide-based molecules and naphtalene diimide dimer-based molecules. The present disclosure relates to transparent N materials and / or to transparent P materials including the molecule(s) according to the present disclosure and their use in absorption layer(s), photoelectricconversion layer(s) and / or an organic image sensor and methods for their synthesis. The present disclosure also relates to photoelectric conversion layer(s) including an active material according tothe present disclosure, to a device, including active material(s) according to the present disclosure or photoelectric conversion layer(s) according to the present disclosure. Moreover, the present disclosure relates to an organic image sensor including photoelectric conversion layer(s) according to the present disclosure.
Owner:SONY GRP CORP
Who we serve
- R&D Engineer
- R&D Manager
- IP Professional
Why Eureka
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Social media
Eureka Blog
Learn More Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com